Investigation of the Electronic Structure of the Mg_99.2Zn_0.2Y_0.6 Alloy Using X-ray Photoelectron Spectroscopy
Hidetoshi Miyazaki, Tatsuyoshi Akatsuka, Koji Kimura, Daisuke Egusa, Yohei K. Sato, Mitsuhiro Itakura, Yasumasa Takagi, Akira Yasui, Kenichi Ozawa, Kazuhiko Mase, Toko Tokunaga, Kouichi Hayashi, Koji Hagihara and Eiji Abe
Mater. Trans. 64, 1194(5 pages)(2023)

Zero-length conflat fin-type nonevaporable getter pump deposited with oxygen-free palladium/titanium
Yuta Sato, Takashi Kikuchi, Tetsuya Miyazawa, Shinya Ohno, Ayako Hashimoto, Misao Yamanaka, Kazuhiko Mase
Vacuum 212, 112004(2023)

２０２２

Surface Finishing Dependence of Pumping Performance and Peel Resistance of the Stainless Steel Bellows Deposited with Oxygen-Free Pd/Ti Nonevaporable Getter (NEG)
Yu Kano, Tadayoshi Ogawa, Manabu Yabe, Kazuma Ohshima, Yoshihiro Kato, Masato Ono, Kazuo Yoshioka, Ichiro Yoshikawa, Takashi Kikuchi, and Kazuhiko Mase
Vacuum and Surface Science. 65, 514-519 (2022)

Enhanced Rashba Splitting of Au(111) Surface States with Hydrogen-Bonded Melamine-Based Organic Framework
Rena Moue, Yuta Kokubo, Kozo Mukai, Hirotaka Mizushima, Yuto Fukushima, Kaishu Kawaguchi, Takeshi Kondo, Ayumi Harasawa, Jun Yoshinobu, Kazuhiko Mase, Shik Shin, and Kaname Kanai
Adv. Mater. Interfaces 2022. 2201102 (14 pages) (2022).

Absolute measurements of anomalous small-angle X-ray scattering intensity using glassy carbon at the Mg K absorption edge
Keita Aoyama, Hiroshi Okuda, Shan Lin, Kazuhiko Mase, Yoshinori Kitajima and Yusuke Tamenori
Jpn. J. Appl. Phys. 61, 070915 (4 pages) (2022).

Beamline commissioning for microscopic measurements with ultraviolet and soft X-ray beam at the upgraded beamline BL-13B of the Photon Factory
Kenichi Ozawa, Yoshihiro Aiura, Daisuke Wakabayashi, Hirokazu Tanaka, Takashi Kikuchi, Akio Toyoshima and Kazuhiko Mase
J. Synchrotron Rad. 29, 400-408 (2022).

A newly designed compact CEY-XAFS cell in the soft X-ray region and its application to surface XAFS measurements under ambient-pressure conditions without photoinduced side effects
Hiroshi Shimizu, Ryo Toyoshima, Kazuhisa Isegawa, Kazuhiko Mase, Junji Nakamura and Hiroshi Kondoh
Phys. Chem. Chem. Phys. 24, 2988-2996(2022).

Ligand effects on surface oxide at RhPd(100) alloy surfaces: A density functional theory calculation study
Naoki Shirahata, Ryo Toyoshima, Masaaki Yoshida, Kohei Ueda, Kazuhiko Mase, Bongjin Simon Mun, Hiroshi Kondoh
Surf. Sci. 716, 121958(2022).

２０２１

Electronic structure of 3°-twisted bilayer graphene on 4H-SiC(0001)
Takushi Iimori, Anton Visikovskiy, Hitoshi Imamura, Toshio Miyamachi, Miho Kitamura, Koji Horiba, Hiroshi Kumigashira, Kazuhiko Mase, Kan Nakatsuji, Satoru Tanaka, and Fumio Komori
Phys. Rev. Materials. 5, LO51001 (2021).

Quasi-Homoepitaxial Junction of Organic Semiconductors: A Structurally Seamless but Electronically Abrupt Interface between Rubrene and Bis(trifluoromethyl)dimethylrubrene
Kana Takahashi, Seiichiro Izawa, Naoya Ohtsuka, Atsuto Izumiseki, Ryohei Tsuruta, Riku Takeuchi, Yuki Gunjo, Yuki Nakanishi, Kazuhiko Mase, Tomoyuki Koganezawa, Norie Momiyama, Masahiro Hiramoto, and Yasuo Nakayama
J. Phys. Chem. Lett. 12, 11430-11437(2021).

In situ AP-XPS study on reduction of oxidized Rh catalysts under CO exposure and catalytic reaction conditions
Ryo Toyoshima, Kohei Ueda, Yuki Koda, Hiroshi Kodama, Hirosuke Sumida, Kazuhiko Mase, and Hiroshi Kondoh
J. Phys. D: Appl. Phys. 54, 204005 (7pp) (2021).

Influence of Stacking Order of Phthalocyanine and Fullerene Layers on the Photoexcited Carrier Dynamics in Model Organic Solar Cell
Kenichi Ozawa, Susumu Yamamoto, Tetsuya Miyazawa, Keita Yano, Koji Okudaira, Kazuhiko Mase, and Iwao Matsuda
J. Phys. Chem. C. 125, 13963-13970 (2021).

Formation and Behavior of Carbonates on Ag(110) in the Presence of Ethylene and Oxygen
Kazuhisa Isegawa, Kohei Ueda, Kenta Amemiya, Kazuhiko Mase, and Hiroshi Kondoh
J. Phys. Chem. C. 125, 9032-9037 (2021).

Interface Structures and Electronic States of Epitaxial Tetraazanaphthacene on Single-Crystal Pentacene
Yuki Gunjo, Hajime Kamebuchi, Ryohei Tsuruta, Masaki Iwashita, Kana Takahashi, Riku Takeuchi, Kaname Kanai, Tomoyuki Koganezawa, Kazuhiko Mase, Makoto Tadokoro, and Yasuo Nakayama
Materials 14, 1088 (2021).

Structure and electronic structure of van der Waals interfaces at a Au(111) surface covered with a well-ordered molecular layer of n-alkanes
Hirotaka Mizushima, Harunobu Koike, Kenta Kuroda, Koichiro Yaji, Ayumi Harasawa, Yukiaki Ishida, Mitsuhiro Nakayama, Kazuhiko Mase, Kozo Mukai, Tatsuya Kitazawa, Takeshi Kondo, Jun Yoshinobu, Shik Shin, and Kaname Kanai
Appl. Surf. Sci. 535, 147673 (2021).

２０２０

Initial oxidation of GaAs(100) under near-realistic environments revealed by in situ AP-XPS
Ryo Toyoshima, Shunya Murakami, Shinsuke Eguchi, Kenta Amemiya, Kazuhiko Mase, and Hiroshi Kondoh
Chem. Commun. 56, 14905-14908 (2020).

How Rh surface breaks CO2 molecules under ambient pressure
Jeongjin Kim, Hyunwoo Ha, Won Hui Doh, Kohei Ueda, Kazuhiko Mase, Hiroshi Kondoh, Bongjin Simon Mun, Hyun You Kim, and Jeong Young Park
Nat. Commun. 11, 5649-1-9 (2020).

Twisted bilayer graphene fabricated by direct bonding in a high vacuum
Hitoshi Imamura, Anton Visikovskiy, Ryosuke Uotani, Takashi Kajiwara, Hiroshi Ando, Takushi Iimori, Kota Iwata, Toshio Miyamachi, Kan Nakatsuji, Kazuhiko Mase, Tetsuroh Shirasawa, Fumio Komori, and Satoru Tanaka
Appl. Phys. Express 13, 075004 (2020).

Development of a high-precision XYZ translator and estimation of beam profile of the vacuum ultraviolet and soft X-ray undulator beamline BL-13B at the Photon Factory
Yoshihiro Aiura, Kenichi Ozawa, Kazuhiko Mase, Makoto Minohara and Satoshi Suzuki
J. Synchrotron Rad. 27, 923-933 (2020)

Electronic structure of the clean interface between single crystal CH₃NH₃PbI₃ and an organic hole transporting material spiro-OMeTAD
Masaki Iwashita, Soichiro Yamanaka, Ryohei Tsuruta, Ko Tonami, Koki Yoshida, Kei Hayakawa, Ludmila Cojocaru, Satoshi Uchida, Kazuhiko Mase, and Yasuo Nakayama
Appl. Phys. Lett. 1116, 223902 (2020)

Two-dimensional Electron Gas at Thiol/ZnO Interface
Kenichi Ozawa and Kazuhiko Mase
Appl. Phys. Lett. 116, 41-47 (2020)

Orientation-Dependent Hindrance to the Oxidation of Pd-Au Alloy Surfaces
Ryo Toyoshima, Kenta Amemiya, Kazuhiko Mase, and Hiroshi Kondoh
J. Phys. Chem. Lett. 11, 9249-9254 (2020)

Operando observations of reactive metal?Oxide structure formation on the Pt3Ni(111) surface at near-ambient pressure
Jeongjin Kim, Won Hui Doh, Hiroshi Kondoh, Kazuhiko Mase, Jean-Jacques Gallet, Fabrice Bournel, Bongjin Simon Mun and Jeong Young Park
J. Electron. Spectrosc. Relat. Phenom 238, 146857-1-7 (2020)

２０１９年

Surface analysis and pumping speed measurements of oxygen-free palladium/titanium nonevaporable getter after heating at 100?450 °C
Tetsuya Miyazawa, Yuta Sugawara, Ichiro Yoshikawa, Yuta Sato, Shinya Ohno, Tomohiro Okada, Masuaki Matsumoto, Takashi Kikuchi, and Kazuhiko Mase
J. Vac. Sci. Technol. B 37, 062923-1?6 (2019)

Operando study of Pd(100) surface during CO oxidation using ambient pressure x-ray photoemission spectroscopy
Youngseok Yu, Dongwoo Kim, Hojoon Lim, Geonhwa Kim, Yoobin E. Koh, Daehyun Kim, Kohei Ueda, Satoru Hiwasa, Kazuhiko Mase, Fabrice Bournel, Jean-Jacques Gallet, Francois Rochet, Ethan J. Crumlin, Philip N. Ross Jr., Hiroshi Kondoh, Do Young Noh, Bongjin Simon Mun
AIP Advances 9,015314-1?8 (2019)

Hydrogen incorporation and release from nonevaporable getter coatings based on oxygen-free Pd/Ti thin films
Youngseok Yu, Dongwoo Kim, Hojoon Lim, Geonhwa Kim, Yoobin E. Koh, Daehyun Kim, Kohei Ueda, Satoru Hiwasa, Kazuhiko Mase, Fabrice Bournel, Jean-Jacques Gallet, Francois Rochet, Ethan J. Crumlin, Philip N. Ross Jr., Hiroshi Kondoh, Do Young Noh, Bongjin Simon Mun
AIP Advances 9,015314-1?8 (2019)

In-gap state generated by La-on-Sr substitutional defects within the bulk of SrTiO₃
Yoshihiro Aiura, Kenichi Ozawa, Yasuhisa Tezuka, Makoto Minohara, Akane Samizo, Kyoko Bando, Hiroshi Kumigashira, Kazuhiko Mase
Phys. Chem. Chem. Phys. 21,14646?14653 (2019)

High Sensitivity Detection of the Frontier Electronic States of CH₃NH₃PbI₃ Single Crystals by Low Energy Excitation
Soichiro Yamanaka, Ko Tonami, Masaki Iwashita, Koki Yoshida, Riku Takeuchi, Shinichiro Ideta, Kiyohisa Tanaka, Kazuhiko Mase, Koji Yamada, Hiroyuki Yoshida, Yasuo Nakayama
APEX 12,051009 (2019)

Enhanced Photoresponsivity of Fullerene in the Presence of Phthalocyanine: A Time-Resolved X-ray Photoelectron Spectroscopy Study of Phthalocyanine/C₆₀/TiO₂(110)
Kenichi Ozawa, Susumu Yamamoto, Marie D'angelo, Yuto Natsui, Naoya Terashima, Kazuhiko Mase, and Iwao Matsuda
J. Phys. Chem. C 123,4388?4395 (2019)

A novel organic-rich meteoritic clast from the outer solar system
Yoko Kebukawa, Motoo Ito, Michael Zolensky, Richard Greenwood, Zia Rahman, Hiroki Suga, Aiko Nakato, Queenie Chan, Marc Fries, Yasuo Takeichi, Yoshio Takahashi, Kazuhiko Mase, and Kensei Kobayashi
Sci. Rep. 9,3169 (2019)

Adsorption state of NO on Ir(111) surfaces under excess O₂ coexisting condition
H. Ikeda, Y. Koike, K. Shiratori, K. Ueda, N. Shirahata, K. Isegawa, R. Toyoshima, S. Masuda, K. Mase, T. Nito, and H. Kondoh
Surf. Sci. 685,1?6 (2019)

Improved pumping speeds of oxygen-free palladium/titanium nonevaporable getter coatings and suppression of outgassing by baking under oxygen
Tetsuya Miyazawa, Yu Kano, Yasuo Nakayama, Kenichi Ozawa, Toshiharu Iga, Misao Yamanaka, Ayako Hashimoto, Takashi Kikuchi, Kazuhiko Mase
J. Vac. Sci. Technol. A 37,021601-1?8 (2019)

Formation of carbonate on Ag(111) under exposure to ethylene and oxygen gases evidenced by near ambient pressure XPS and NEXAFS
Kazuhisa Isegawa, Kohei Ueda, Satoru Hiwasa, Kenta Amemiya, Kazuhiko Mase, and Hiroshi Kondoh
Chem. Lett. 48,159 (2019)

Local Valence Electronic States at Silicon (Sub)Oxides on HfO₂/Si-(sub)oxides/Si(110) and Islands HfSi₂/Si-(sub)oxides/Si(110)
Takuhiro Kakiuchi, Kyouhei Ikeda, Kazuhiko Mase, and Shin-ichi Nagaoka
Surf. Sci. 681,9?17 (2019)

XPS Study on the Thermal Stability of Oxygen-Free Pd/Ti Thin Film, a New Non-Evaporable Getter (NEG) Coating
Tetsuya Miyazawa, Masashi Kurihara, Shinya Ohno, Takashi Kikuchi, and Kazuhiko Mase
AIP Conf. Proc. 2054,060045 (2019)

Development of NEG Pump Using Oxygen-Free Pd/Ti thin film
Takashi Kikuchi, Tetsuya Miyazawa, Hiromu Nishiguchi, and Kazuhiko Mase
AIP Conf. Proc. 2054,060046 (2019)

Heating experiments of the Tagish Lake meteorite: investigation of the effects of short-term heating on chondritic organics
Queenie H. S. Chan, Aiko Nakato, Yoko Kebukawa, Michael E. Zolensky, Tomoki Nakamura, Jessica A. Maisano, Matthew W. Colbert, James E. Martinez, A. L. David Kilcoyne, Hiroki Suga, Yoshio Takahashi, Yasuo Takeichi, Kazuhiko Mase, and Ian P. Wright
Meteoritics & Planetary Science 54,104?125 (2019)

２０１８

Surface analysis and pumping speed measurements of oxygen-free palladium/titanium nonevaporable getter after heating at 100?450?°C
Masuaki Matsumoto, Tomohiro Okada, Tetsuya Miyazawa, Kazuhiko Mase, Misao Yamanaka, Ayako Hashimoto, Markus Wilde, Katsuyuki Fukutani
J. Vac. Sci. Technol. A 37, 051601-1?6 (2019)

Anisotropic valence band dispersion of single crystal pentacene as measured by angle-resolved ultraviolet photoelectron spectroscopy
Yasuo Nakayama, Masataka Hikasa, Naoki Moriya, Matthias Meissner, Takuma Yamaguchi, Koki Yoshida, Mimi Murata, Kazuhiko Mase, Takahiro Ueba, Satoshi Kera
J. Mater. Res. 33, 3362?3370 (2018)

Oxygen-free palladium/titanium coating, a novel nonevaporable getter coating with an activation temperature of 133 °C
Tetsuya Miyazawa, Masashi Kurihara, Shinya Ohno, Naoya Terashima, Yuto Natsui, Hiroo Kato, Yoshihiro Kato, Ayako Hashimoto, Takashi Kikuchi, and Kazuhiko Mase
J. Vac. Sci. Technol. A 36, 051601 (2018)

Triangular lattice atomic layer of Sn(1 × 1) at graphene/SiC(0001) interface
Shingo Hayashi, Anton Visikovskiy, Takashi Kajiwara, Takushi Iimori, Tetsuroh Shirasawa, Kan Nakastuji, Toshio Miyamachi, Shuhei Nakashima, Koichiro Yaji, Kazuhiko Mase, Fumio Komori, and Satoru Tanaka
Appl. Phys. Express 11, 015202 (2018)

Electronic structures and chemical states of methylammonium lead triiodide thin films and the impact of annealing and moisture exposure
Soichiro Yamanaka, Kei Hayakawa, Ludmila Cojocaru, Ryohei Tsuruta, Tomoya Sato, Kazuhiko Mase, Satoshi Uchida, and Yasuo Nakayama
J. Appl. Phys. 123, 165501 (2018)

Correlation between Photocatalytic Activity and Carrier Lifetime: Acetic Acid on Single-Crystal Surfaces of Anatase and Rutile TiO₂
K. Ozawa, S. Yamamoto, R. Yukawa, R.-Y. Liu, N. Terashima, Y. Natsui, H. Kato, K. Mase, I. Matsuda
J. Phys. Chem. C. 122, 9562-9569 (2018)

Adsorbate-driven reactive interfacial Pt-NiO1_1-x nanostructure formation on the Pt₃Ni(111) alloy surface
Jeongjin Kim, Woong Hyeon Park, Won Hui Doh, Si Woo Lee, Myung Cheol Noh, Jean-Jacques Gallet, Fabrice Bournel, Hiroshi Kondoh, Kazuhiko Mase, Yousung Jung, Bongjin Simon Mun, Jeong Young Park
Sci. Adv. 4, eaat3151-1-7 (2018)

Impact of the molecular quadrupole moment on ionization energy and electron affinity of organic thin films: Experimental determination of electrostatic potential and electronic polarization energies
Kazuto Yamada, Susumu Yanagisawa, Tomoyuki Koganezawa, Kazuhiko Mase, Naoki Sato, and Hiroyuki Yoshida
Phys. Rev. B 97, 245206 (2018)

Non-Evaporable Getter (NEG) Coating Using Titanium and Palladium Vacuum Sublimation
Tetsuya Miyazawa, Kensuke Tobishima, Hiroo Kato, Masashi Kurihara, Shinya Ohno, Takashi Kikuchi, and Kazuhiko Mase
Vac. Surf. Sci. 61, 227-235 (2018)

Organic matter in extraterrestrial water-bearing salt crystals
Queenie H. S. Chan, Michael E. Zolensky, Yoko Kebukawa, Marc Fries, Motoo Ito, Andrew Steelel, Zia Rahman, Aiko Nakato, A. L. David Kilcoyne, Hiroki Suga, Yoshio Takahashi, Yasuo Takeichi, Kazuhiko Mase
Sci. Adv. 4, eaao3521-1?10, (2018)

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２０１７

Comparison of Solid-Water Partitions of Radiocesium in River Waters in Fukushima and Chernobyl Areas
Yoshio Takahashi, Qiaohui Fan, Hiroki Suga, Kazuya Tanaka, Aya Sakaguchi, Yasuo Takeichi, Kanta Ono, Kazuhiko Mase, Kenji Kato, and Vladimir V. Kanivets
Sci. Rep. 7, 12407 (2017)

Direct Observations of Correlation between Si-2p Components and Surface States on Si(110)-16 × 2 Single-Domain Surface Using Si-L₂₃VV Auger-Electron and Si-2p Photoelectron Coincidence Measurements
Takuhiro Kakiuchi, Yuya Yoshizaki, Hiroyuki Kubota, Yuki Sato, Shin-ichi Nagaoka, and Kazuhiko Mase
J. Phys. Soc. Jpn. 86, 054704 (2017)

Effects of the Ambient Exposure on the Electronic States of the Clean Surface of the Pentacene Single Crystal
Yuta Mizuno, Masayuki Yamamoto, Hiroumi Kinjo, Kazuhiko Mase, Hisao Ishii, Koji K. Okudaira, Hiroyuki Yoshida, Yasuo Nakayama
Mol. Cryst. Liq. Cryst., 648, 216 (2017)

Operando Observation of NO Reduction by CO on Ir(111) Surface Using NAP-XPS and Mass Spectrometry: Dominant Reaction Pathway to N₂ Formation Under Near Realistic Conditions
Kohei Ueda, Masaaki Yoshida, Kazuhisa Isegawa, Naoki Shirahata, Kenta Amemiya, Kazuhiko Mase, Bongjin Mun, Hiroshi Kondoh
J. Phys. Chem. C 121, 1763-1769 (2017)

Effect of physisorption of inert organic molecules on Au(111) surface electronic states
Hirotaka Mizushima, Harunobu Koike, Kenta Kuroda, Yukiaki Ishida, Mitsuhiro Nakayama, Kazuhiko Mase, Takeshi Kondo, Shik Shin, Kaname Kanai
Physical Chemistry Chemical Physics 19, 18646 (2017)

Angle-Resolved HAXPES Investigation on the Chemical Origin of Adhesion between Natural Rubber and Brass
Kenichi Ozawa, Takashi Kakubo, Naoya Amino, Kazuhiko Mase, Eiji Ikenaga, Tetsuya Nakamura
Langmuir 33, 9582 (2017)

Modulation of Electron-Phonon Coupling in One-Dimensionally Nanorippled Graphene on a Macrofacet of 6H-SiC
K. Ienaga, T. Iimori, K. Yaji, T. Miyamachi, S. Nakashima, Y. Takahashi, K. Fukuma, S. Hayashi, T. Kajiwara, A. Visikovskiy, K. Mase, K. Nakatsuji, S. Tanaka, F. Komori
Nano Lett. 17, 3527-3532 (2017)

Disappearance of Localized Valence Band Maximum of Ternary Tin Oxide with Pyrochlore Structure, Sn₂Nb₂O₇
Y. Aiura, K. Ozawa, I. Hase, K. Bando, H. Haga, H. Kawanaka, A. Samizo, N. Kikuchi, K. Mase
J. Phys. Chem. C 121, 9480-9488 (2017)

Spatially resolved distribution of Fe species around microbes at the submicron scale in natural bacteriogenic iron oxides
H. Suga, S. Kikuchi, Y. Takeichi, C. Miyamoto, M. Miyahara, S. Mitsunobu, T. Ohigash, K. Mase, K. Ono, Y. Takahashi
Microbes Environ. 32, 283-287 (2017)

Catalytic CO oxidation over Pd₇₀Au₃₀(111) alloy surfaces: Spectroscopic evidence for Pd ensemble dependent activity
R. Toyoshima, N. Hiramatsu, M. Yoshida, K. Amemiya, K. Mase, B. S. Mun, H. Kondoh
Chem. Commum. 53, 12657-12660 (2017)

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２０１６

What Determines the Lifetime of Photoexcited Carriers on TiO₂ Surfaces?
K. Ozawa, S. Yamamoto, R. Yukawa, R. Liu, M. Emori, K. Inoue, T. Higuchi, H. Sakama, K. Mase, I. Matsuda
J. Phys. Chem. C, 120, 29283-29289 (2016)

Low-cost, high-performance nonevaporable getter pumps using nonevaporable getter pills
Hiraku Kodama, Shinya Ohno, Masatoshi Tanaka, Masato Tanaka, Koji K. Okudaira, Kazuhiko Mase, and Takashi Kikuchi
J. Vac. Sci. Technol. A 34, 051601 (2016)

Evidence for chemical bond formation at rubber?brass interface: Photoelectron spectroscopy study of bonding interaction between copper sulfide and model molecules of natural rubber
Kenichi Ozawa, Kazuhiko Mase
Surf. Sci. 654, 14?19 (2016)

Electron-Donor Dye Molecule on ZnO(10-10), (0001), and (000-1) Studied by Photoelectron Spectroscopy and X-ray Absorption Spectroscopy
Kenichi Ozawa, Masahiro Suzuki, Ryo Tochikubo, Hiroo Kato, Yuichi Sugizaki, Kazuyuki Edamoto, and Kazuhiko Mase
J. Phys. Chem. C 120, 8653?8662 (2016)

High-resolution core-level photoemission measurements on the pentacene single crystal surface assisted by photoconduction
Yasuo Nakayama, Yuki Uragami, Masayuki Yamamoto, Keiichirou Yonezawa, Kazuhiko Mase, Satoshi Kera, Hisao Ishii, and Nobuo Ueno
J. Phys.: Condens. Matter 28, 094001 (2016) (8 pages)

Surface segregation and oxidation of Pt₃Ni(111) alloys under oxygen environment
H. C. Lee, B. M. Kim, C. K. Jeong, R. Toyoshima, H. Kondoh, T. Shimada, K. Mase, B. Mao, Z. Liu, H. Lee, C.-Q. Huang, W. X. Li, P. N. Ross, B. S. Mun
Catalysis Today 260, 3?7 (2016)

In situ analysis of catalytically active Pd surfaces for CO oxidation with near ambient pressure XPS
H. Kondoh, R. Toyoshima, Y. Monya, M. Yoshida, K. Mase, K. Amemiya, B. S. Mun
Catalysis Today 260, 14?20 (2016)

In-situ surface analysis of AuPd(110) under elevated pressure of CO
M. A. Languille, E. Ehret, H. C. Lee, C. K.Jeong, R. Toyoshima, H. Kondoh, K. Mase, Y. Jugnet, J. C. Bertolini, F. J. C. S. Aires, B. S. Mun
Catalysis Today 260, 39?45 (2016)

Direct detection of Fe(II) in extracellular polymeric substances (EPS) at the mineral-microbe interface in bacterial pyrite leaching
Satoshi Mitsunobu, Ming Zhu, Yasuo Takeichi, Takuji Ohigashi, Hiroki Suga, Muneaki Jinno, Hiroko Makita, Masahiro Sakata, Kanta Ono, Kazuhiko Mase, Yoshio Takahashi
Microbes & Environments 31, 63?69 (2016)

Design and performance of a compact scanning transmission X-ray microscope (STXM) at the Photon Factory
Y. Takeichi, N. Inami, H. Suga, C. Miyamoto, T. Ueno, K. Mase, Y. Takahashi, and K. Ono
Rev. Sci. Instrum. 87, 013704 (2016)

Adsorption and Reaction of CO and NO on Ir(111) under Near Ambient Pressure Conditions
K. Ueda, K. Suzuki, R. Toyoshima, Y. Monya, M. Yoshida, K. Isegawa, K. Amemiya, K. Mase, B. S. Mun, M. A. Arman, E. Granas, J. Knudsen, J. Schnadt, H. Kondoh
Topics in Catalysis 59, 487?496 (2016)

Development of Low-Cost, High-Performance Non-Evaporable Getter (NEG) Pumps
K. Mase, M. Tanaka, N. Ida, H. Kodama, and T. Kikuchi
AIP Conf. Proc. 1741, 030015 (2016)

CO Adsorption on Pd?Au Alloy Surface: Reversible Adsorption Site Switching Induced by High-Pressure CO
Ryo Toyoshima, Nana Hiramatsu, Masaaki Yoshida, Kenta Amemiya, Kazuhiko Mase, Bongjin Simon Mun, and Hiroshi Kondoh
J. Phys. Chem. C 120, 416?421 (2016)

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２０１５

Role of oxygen vacancies in TiO_x films in electronic structure at interface with an α-NPD layer
M. Sato, A. Tohkairin, K. Mase, K., Kanai
Organic Electronics: physics, materials, applications 27, 247?252 (2015)

Morphology of F8T2/PC₇₁BM Blend Film as Investigated by Scanning Transmission X-ray Microscope (STXM)
Y. Moritomo, K. Yonezawa, T. Sakurai, T. Yasuda, Y. Takeichi, H. Kamioka, H. Suga, Y. Takahashi, Y. Yoshida, N. Inami, K. Mase, K. Ono
Molecular Crystals and Liquid Crystals 620, 32?37 (2015)

In situ removal of carbon contamination from a chromium-coated mirror: Ideal optics to suppress higher-order harmonics in the carbon K-edge region
Y. Moritomo, K. Yonezawa, T. Sakurai, T. Yasuda, Y. Takeichi, H. Kamioka, H. A. Toyoshima, T. Kikuchi, H. Tanaka, K. Mase, and K. Amemiya
J. Synchrotron Rad. 22, 1359-1363 (2015)

High-Pressure NO Induced Mixed Phase on Rh(111): Chemically-Driven Replacement
R. Toyoshima, M. Yoshida, Y. Monya, K. Suzuki, K. Amemiya, K. Mase, B. S. Mun, H. Kondoh
J. Phys. Chem. C 119, 3033-3039 (2015)

Fullerene mixing effect on carrier formation in bulk-hetero organic solar cell
Y. Moritomo, T. Yasuda, K. Yonezawa, T. Sakurai, Y. Takeichi, H. Suga, Y. Takahashi, N. Inami, K. Mase, K. Ono
Sci, Reports 5, 9483 (2015) (5 pages)

Local Valence Electronic States and Valence-Band Maximum of Ultrathin Silicon Nitride Films on Si(111) Studied by Auger Photoelectron Coincidence Spectroscopy: Thickness and Interface Structure Dependence
T. Kakiuchi, M. Tahara, K. Mase, and S. Nagaoka
J. Phys. Soc. Jpn. 84, 044711 (2015) (8 pages)

Electronic Structures of a Well-Defined Organic Hetero-Interface: C60 on Pentacene Single Crystal
M. Yamamoto, Y. Nakayama, Y. Uragami, H. Kinjo, Y. Mizuno, K. Mase, K. R. Koswattage and H. Ishii
e-Journal of Surface Science and Nanotechnology 13, 59 (2015)

Nanoscale Identification of Extracellular Organic Substances at the Microbe-Mineral Interface by Scanning Transmission X-Ray Microscopy
S. Mitsunobu, M. Zhu, Y. Takeichi, T. Ohigashi, H. Suga, H. Makita, M. Sakata, K. Ono, K. Mase and Y. Takahashi
Chem. Lett. 44, 91?93 (2015)

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２０１４

A high-pressure-induced dense CO overlayer on a Pt(111) surface: a chemical analysis using in situ near ambient pressure XPS
R. Toyoshima, M. Yoshida, Y. Monya, K. Suzuki, K. Amemiya, K. Mase, B. S. Mun, H. Kondoh
Physical Chemistry Chemical Physics 16, 23564 (2014)

In situ chemical state analysis of buried polymer/metal adhesive interface by hard X-ray photoelectron spectroscopy
Kenichi Ozawa, Takashi Kakubo, Katsunori Shimizu, Naoya Amino, Kazuhiko Mase, Eiji Ikenaga, Tetsuya Nakamura, Toyohiko Kinoshita, Hiroshi Oji
Appl. Surf. Sci. 320, 177?182 (2014)

Decay Processes of Si 2s Core Holes in Si(111)-7x7 Revealed by Si Auger Electron Si 2s Photoelectron Coincidence Measurements
Kazuhiko Mase, Kenta Hiraga, Sadanori Arae, Rui Kanemura, Yusaku Takano, Kotaro Yanase, Yosuke Ogashiwa, Nariaki Shohata, Noritsugu Kanayama, Takuhiro Kakiuchi, Shinya Ohno, Daiichiro Sekiba, Koji K. Okudaira, Makoto Okusawa, and Masatoshi Tanaka
J. Phys. Soc. Jpn. 83, 094704 (2014) (5 pages)

What Does the Angle-Integrated Photoelectron Spectrum Show? A Comparison between First-Principles Calculation and Experiments for Graphite
S. Tanaka, Y. Takano, M. Okusawa and K. Mase
J. Phys. Soc. Jpn. 83, 084705 (2014) (4 pages)

Characterization of Particulate Matters in the Pripyat River in Chernobyl Related to Their Adsorption of Radiocesium with Inhibition Effect by Natural Organic Matter
H. Suga, Q. Fan, Y. Takeichi, K. Tanaka, H. Kondo, V.V. Kanivets, A. Sakaguchi, K. Kato, N. Inami, K. Mase, K. Ono and Y. Takahashi
Chem. Lett. 43, 1128-1130 (2014)

A Near-Ambient-Pressure XPS Study on Catalytic CO Oxidation Reaction over a Ru(1010) Surface
R. Toyoshima, M. Shimura, M. Yoshida, Y. Monya, K. Suzuki, K. Amemiya, K. Mase, B. S. Mun and H. Kondoh
Surf. Sci. 621, 128-132 (2014)

Structure and Photo-Induced Charge Transfer of Pyridine Molecules Adsorbed on TiO₂(110): A NEXAFS and Core-Hole-Clock Study
H. Kondoh, Y. Higashi, M. Yoshida, Y. Monya, R. Toyoshima, K. Mase, K. Amemiya, F. Tsukioka, M. Nagasaka, Y. Iwasawa, H. Orita, K. Mukai, J. Yoshinobu
Electrochemistry 82, 341-345 (2014)

Photoelectron spectroscopy study of interaction of oxygen with the (111) surface of a Cu?Zn alloy
K. Ozawa, Y. Mimori, H. Kato, S. Imanishi, K. Edamoto, K. Mase
Surf. Sci. 623, 1?5 (2014)

Shockley surface state on α-brass(111) and its response to oxygen adsorption
K. Ozawa, Y. Mimori, H. Kato, M. Emori, H. Sakama, S. Imanishi, K. Edamoto, K. Mase
Surf. Sci. 623, 6?12 (2014)

Determination of the highest occupied molecular orbital energy of pentacene single crystals by ultraviolet photoelectron and photoelectron yield spectroscopies
Yasuo Nakayama, Yuki Uragami, Masayuki Yamamoto, Shin’ichi Machida, Hiroumi Kinjo, Kazuhiko Mase, Kaveenga Rasika, Koswattage, Hisao Ishii
Jpn. J. Appl. Phys., 53, 01AD03-1-4 (2014)

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２０１３

Utilizing Carbon Nanotube Electrodes to Improve Charge Injection and Transport in Bis(Trifluoromethyl)-Dimethyl-Rubrene Ambipolar Single Crystal Transistors
W. Xie, P. L. Prabhumirashi, Y. Nakayama, K. A. McGarry, M. L. Geier, Y. Uragami, K. Mase, C. J. Douglas, H. Ishii, M. C. Hersam and C. D. Frisbie
ACS Nano 7, 10245 (2013)

In-Situ Photoemission Observation of Catalytic CO Oxidation Reaction on Pd(110) under Near-Ambient-Pressure Conditions: Evidence for the Langmuir-Hinshelwood Mechanism
Ryo Toyoshima, Masaaki Yoshida, Yuji Monya, Kazuma Suzuki, Kenta Amemiya, Kazuhiko Mase, Bongjin Simon Mun, Hiroshi Kondoh
J. Phys. Chem. C 117, 20617- 20624 (2013)

Attempts to Improve the Sensitivity and the Energy Resolution of an Analyzer for Auger Photoelectron Coincidence Spectroscopy and Electron Ion Coincidence Spectroscopy
Sadanori Arae, Rui Kanemura, Kenta Hiraga, Yosuke Ogashiwa, Kohtaro Yanase, Noritsugu Kanayama, Shinya Ohno, Takuhiro Kakiuchi, Kazuhiko Mase, Koji K. Okudaira, Makoto Okusawa, Masatoshi Tanaka
J. Vac. Soc. Jpn. 56, 507-510 (2013)

Photoelectron spectroscopic study of CO and NO adsorption on Pd(100) surface under ambient pressure conditions
Ryo Toyoshima, Masaaki Yoshida, Yuji Monya, Kazuma Suzuki, Kenta Amemiya, Kazuhiko Mase, Bongjin Simon Mun, Hiroshi Kondoh
Surf. Sci. 615, 33?40 (2013)

Photoelectron spectroscopic study of CO and NO adsorption on Pd(100) surface under ambient pressure conditions
Ryo Toyoshima, Masaaki Yoshida, Yuji Monya, Kazuma Suzuki, Kenta Amemiya, Kazuhiko Mase, Bongjin Simon Mun, Hiroshi Kondoh
Surf. Sci. 615, 33?40 (2013)

Direct observation of energy band development in a one-dimensional biradical molecular chain by ultraviolet photoemission spectroscopy
H. Koike, T. Kubo, K. Uchida, M. Chikamatsu, R. Azumi, K. Mase, and K. Kanai
Appl. Phys. Lett. 102, 134103 (2013)

Graphene nanoribbons on vicinal SiC surfaces by molecular beam epitaxy
Takashi Kajiwara, Yuzuru Nakamori, Anton Visikovskiy, Takushi Iimori, Fumio Komori, Kan Nakatsuji, Kazuhiko Mase, and Satoru Tanaka
Phys. Rev. B 87, 121407(R) (2013)

High-resolution photoelectron spectroscopy study of degradation of rubber-to-brass adhesion by thermal aging
K. Ozawa, T. Kakubo, K. Shimizu, N. Amino, K. Mase, Y. Izumi, T. Muro, T. Komatsu
Appl. Surf. Sci. 268, 117?123 (2013)

High-resolution photoelectron spectroscopy analysis of sulfidation of brass at the rubber/brass interface
Kenichi Ozawa, Takashi Kakubo, Katsunori Shimizu, Naoya Amino, Kazuhiko Mase, and Takayuki Komatsu
Appl. Surf. Sci. 264, 297-304 (2013)

Site-specific ion desorption from condensed F₃SiCD₂CH₂Si(CH₃)₃ induced by Si-2p core-level ionizations studied with photoelectron photoion coincidence (PEPICO) spectroscopy, Auger photoelectron coincidence spectroscopy (APECS) and Auger electron photoion coincidence (AEPICO) spectroscopy
Kazuhiko Mase, Eiichi Kobayashi, Akira Nambu, Takuhiro Kakiuchi, Osamu Takahashi, Kiyohiko Tabayashi, Joji Ohshita, Shogo Hashimoto, Masatoshi Tanaka, Shin-ichi Nagaoka
Surf. Sci. 607, 174-180 (2013)

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２０１２

Active Surface Oxygen for Catalytic CO Oxidation on Pd(100) Proceeding under Near Ambient Pressure Conditions
R. Toyoshima, M. Yoshida, Y. Monya, K. Suzuki, B. S. Mun, K. Amemiya, K. Mase and H. Kondoh
Journal of Physical Chemistry Letters 3, 3182 (2012)

Full picture of the valence band structure of rubrene single crystals probed by angle-resolved and excitation energy dependent photoelectron spectroscopy
Yasuo Nakayama, Yuki Uragami, Shin'ichi Machida, Kaveenga Rasika Koswattage, Daisuke Yoshimura, Hiroyuki Setoyama, Toshihiro Okajima, Kazuhiko Mase, and Hisao Ishii
Appl. Phys. Express 5, 111601-1-111601-3 (2012) (3 pages)

_In-situ Ambient Pressure XPS Study of CO Oxidation Reaction on Pd(111) Surfaces
Toyoshima Ryo, Yoshida Masaaki, Monya Yuji, Kousa Yuka, Suzuki Kazuma, Abe Hitoshii, Mun Bongjin, Mase Kazuhiko, Amemiya Kenta, Kondoh Hiroshi
J. Phys. Chem. C 116, 18691?18697 (2012)

Epitaxial Rh-doped SrTiO₃ thin film photocathode for water splitting under visible light irradiation
S. Kawasaki, K. Nakatsuji, J. Yoshinobu, F. Komori, R. Takahashi, M. Lippmaa, K. Mase, and A. Kudo
Appl. Phys. Lett. 101, 033910 (2012)

In situ removal of carbon contamination from optics in a vacuum ultraviolet and soft X-ray undulator beamline using oxygen activated by 0th-order synchrotron radiation
Akio Toyoshima, Takashi Kikuchi, Hirokazu Tanaka, Jun-ichi Adachi, Kazuhiko Mase, and Kenta Amemiya
J. Synchrotron Rad. 19, 722-727 (2012)

Study of Local Valence Electronic States of SiO₂ Ultrathin Films Grown on Si(111) by Using Auger Photoelectron Coincidence Spectroscopy: Upward Shift of Valence-Band Maximum Depending on the Interface Structure
Takuhiro Kakiuchi, Narihiko Fujita, Kazuhiko Mase, and Masatoshi Tanaka
J. Phys. Soc. Jpn. 81, 074706 (2012) (5 pages)

Construction of Simple Non-Evaporable Getter Assemblies Using St 707 Strips or St 172 Modules
Takashi Kikuchi, Kazuhiko Mase and Fumio Watanabe
J. Vac. Soc. Jpn. 55, 21-23 (2012)

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２０１１

Electron donor molecule on the oxide surface: Influence of surface termination of ZnO on adsorption of tetrathiafulvalene
K. Ozawa, S. Munakata, K. Edamoto, K. Mase
J. Phys. Chem. C 115, 21843-21851 (2011)

Local Valence Electronic States of SiO2 Ultrathin Films Grown on Si(100) Studied Using Auger Photoelectron Coincidence Spectroscopy (APECS): Observation of Upward Shift of Valence-Band Maximum as a Function of SiO2 Thickness
Takuhiro Kakiuchi, Narihiko Fujita, Kazuhiko Mase, Masatoshi Tanaka, and Shin-ichi Nagaoka
J. Phys. Soc. Jpn. 80, 084703 (2011) (6 pages)

Auger electron spectra of hydrogenated Si(111)-1×1 surface obtained from Si-L₂₃VV Auger electron Si-2p photoelectron coincidence measurements
Takahiko Yamazaki, Shogo Hashimoto, Takuhiro Kakiuchi, Kazuhiko Mase, and Masatoshi Tanaka
J. Phys.: Conf. Ser. 288, 012016 (2011)

Comparison of the surface electronic structures of H-adsorbed ZnO surfaces: An angle-resolved photoelectron spectroscopy study
Kenichi Ozawa and Kazuhiko Mase
Phys. Rev. B 83, 125406 (2011)

Surface-site-selective study of valence electronic states of a clean Si(111)-7×7 surface using Si-L₂₃VV Auger electron and Si-2p photoelectron coincidence measurements
Takuhiro Kakiuchi, Masashi Tahara, Shogo Hashimoto, Narihiko Fujita, Masatoshi Tanaka, Kazuhiko Mase, and Shin-ichi Nagaoka
Phys. Rev. B 83, 035320 (2011)

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２０１０

Ion Desorption from Single-Walled Carbon Nanotubes Induced by Soft X-ray Illumination
Y. Mera, T. Fujiwara, K. Ishizaki, R. Xiang, J. Shiomi, S. Maruyama, T. Kakiuchi, K. Mase and K. Maeda
Jpn. J. Appl. Phys. 49, 105104 (2010) (5 pages)

Development of One-Body Type Water- and Air-Cooling Fixed Masks Made of Forged 0.2% Beryllium Copper Alloy
K. Mase, T. Kikuchi, H. Tanaka, A. Toyoshima, and F. Watanabe
J. Vac. Soc. Jpn. 53, 454-457 (2010)

Metallization of ZnO(10-10) by adsorption of hydrogen, methanol, and water: Angle-resolved photoelectron spectroscopy
Kenichi Ozawa and Kazuhiko Mase
Phys. Rev. B 81, 205322 (2010) (2010)

Surface-Site-Selective Study of Valence Electronic Structures of Clean Si(100)-2×1 Using Si-L₂₃VV Auger Electron - Si-2p Photoelectron Coincidence Spectroscopy
Takuhiro Kakiuchi, Shogo Hashimoto, Narihiko Fujita, Masatoshi Tanaka, Kazuhiko Mase, Shin-ichi Nagaoka
J. Phys. Soc. Jpn. 79, 064714 (2010)

Topmost-surface-sensitive Si-2p photoelectron spectra of clean Si(100)-2×1 measured with photoelectron Auger coincidence spectroscopy
Takuhiro Kakiuchi, Shogo Hashimoto, Narihiko Fujita, Masatoshi Tanaka, Kazuhiko Mase, and Shin-ichi Nagaoka
Surf. Sci. Lett. 604, L27-L30 (2010)

Construction of a New VUV/Soft X-ray Undulator Beamline BL-13A in the Photon Factory for Study of Organic Thin Films and Biomolecules Adsorbed on Surfaces
K. Mase, A. Toyoshima, T. Kikuchi, H. Tanaka, K. Amemiya, and K. Ito
AIP Conference Proceedings 1234, 709-712 (2010)

Angle-resolved photoelectron spectroscopy study of hydrogen adsorption on ZnO(10-10)
K. Ozawa and K. Mase
Phys. Stat. Sol. A 207, 277-281 (2010)

Hydrogen ion desorption from amorphous carbon films induced by resonant core electron excitations
Y. Mera, S. Liang, T. Fujiwara, K. Ishizaki, T. Kakiuchi, K. Mase, E. Kobayashi, K. Okudaira, and K. Maeda
Nucl. Instr. Meth. B 268, 127-130 (2010)

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２００９

Auger-electron spectra of F₃SiCH₂CH₂Si(CH₃)₃ obtained by using monochromatized synchrotron radiation
S. Nagaoka, A. Nitta, Y. Tamenori, H. Fukuzawa, K. Ueda, O. Takahashi, T. Kakiuchi, Y. Kitajima, K. Mase, I. H. Suzuki
J. Electron Spectros. Relat. Phenom. 175, 14-20 (2009)

Development of a compact electron ion coincidence analyzer using a coaxially symmetric mirror electron energy analyzer and a miniature polar-angle-resolved time-of-flight ion mass spectrometer with four concentric anodes
Eiichi Kobayashi, Akira Nambu, Kazuhiko Mase, Kouji Isari, Kenichiro Tanaka, Masanobu Mori, Koji K. Okudaira, and Nobuo Ueno
Rev. Sci. Instrum. 80, 043303 (2009)

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２００８

高分解能オージェ電子−光電子コインシデンス分光，電子−イオンコインシデンス分光兼用装置の開発（“Development of an Apparatus for High-Resolution Auger Photoelectron Coincidence Spectroscopy (APECS) and Electron Ion Coincidence (EICO) Spectroscopy”)
垣内拓大・橋本章吾・藤田斉彦・間瀬一彦・田中正俊・奥沢　誠
J. Vac. Soc. Jpn. 51 (2008) 749-757 (in Japanese)

Construction and Evaluation of a Miniature Electron Ion Coincidence Analyzer Mounted on a Conflat Flange with an Outer Diameter of 114 mm
Takuhiro Kakiuchi, Eiichi Kobayashi, Koji K. Okudaira, Narihiko Fujita, Masatoshi Tanaka, and Kazuhiko Mase
Analytical Sciences 24 (2008) 87-92

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２００７

シングルバンチ放射光とミニチュア円筒鏡型分析器(CMA)を用いた脱離イオンの質量と運動エネルギー分布の同時測定―凝縮NH3の内殻励起誘起H+脱離研究への応用―（“Simultaneous Measurements of Mass and Kinetic-Energy Distribution of Ions Using a Miniature Cylindrical Mirror Analyzer (CMA) and Synchrotron Radiation under the Single-Bunch Mode Operation -Application for H+ Desorption Induced by Core-Level Excitations of Condensed Ammonia-”)
小林英一・奥平幸司・間瀬一彦
「真空」、50 (2007) 530-533

Control of the Interchain π-π Interaction and Electron Density Distribution at the Surface of Conjugated Poly(3-hexylthiophene) Thin Films
X. T. Hao, T. Hosokai, N. Mitsuo, S. Kera, K. K. Okudaira, K. Mase, and N. Ueno
J. Phys. Chem. B 111 (2007) 10365 -10372.

Development of a Miniature Double-Pass Cylindrical Mirror Electron Energy Analyzer (DPCMA), and Its Application to Auger Photoelectron Coincidence Spectroscopy (APECS)
Eiichi Kobayashi, Junya Seo, Akira Nambu, Kazuhiko Mase
Surf. Sci. 601 (2007) 3589-3592

Development of an electron electron ion coincidence analyzer for Auger photoelectron coincidence spectroscopy (APECS) and electron ion coincidence (EICO) spectroscopy
Takuhiro Kakiuchi, Eiichi Kobayashi, Naoyuki Okada, Ken Oyamada, Makoto Okusawa, Koji K. Okudaira, and Kazuhiko Mase
J. Electron Spectrosc. Relat. Phenom., 161 (2007) 164-171 (invited paper)

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２００６

Surface Photodegradation of Poly (Vinylidene Fluoride) by Inner-Shell Excitation
K. K. Okudaira, E. Kobayashi, S. Kera, K. Mase and N. Ueno
Surface Review and Letters 13, 259 (2006)

Electronic density tailing outside π-conjugated polymer surface
X. T. Hao, T. Hosokai, N. Mitsuo, S. Kera, K. Mase, K. K. Okudaira and N. Ueno
Appl. Phys. Lett. 89 (2006) 182113

Recent progress in coincidence studies on ion desorption induced by core excitation
Eiichi Kobayashi, Kazuhiko Mase, Akira Nambu, Junya Seo, Shinichiro Tanaka, Takuhiro Kakiuchi, Koji K. Okudaira, Shin-ichi Nagaoka, and Masatoshi Tanaka
J. Phys.: Condens. Matter, 18 (2006) S1389-S1408

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２００５

外径70mmのコンフラットフランジにマウントした電子銃内蔵リトラクタブルオージェ電子分光器の製作と評価（“Construction and Evaluation of Retractable Auger Electron Spectrometer with an Electron Gun Mounted on a Conflat Flange with an Outer Diameter of 70 mm”)
小林英一、間瀬一彦、南部　英、福井謙志
「真空」、48 (2005) 552-556

Kinetic energy distribution of H⁺ desorbed by core-level excitations of condensed ammonia using a miniature cylindrical mirror analyzer (CMA)
E. Kobayashi, A. Nambu and K. Mase
Surface Science 593 (2005) 269-275

Isotope effects in H⁺ (D⁺) desorption induced by 4a1 ← O 1s resonant transition of condensed H₂O (D₂O)
A. Nambu, E. Kobayashi, M. Mori, K. K. Okudaira, N. Ueno and K. Mase
Surface Science 593 (2005) 291-296

Ion desorption induced by F 1s region transitions of poly(tetrafluoroethylene)
K. K. Okudaira, E. Kobayashi, S. Kera, K. Mase, and N. Ueno
Surface Science 593 (2005) 297-302

Ion desorption caused by N1s core-level photoexcitation of N2O on Si(100) surface
Shin-ichi Nagaoka and Kazuhiko Mase
Surface Science 593 (2005) 276-282

ミニチュア円筒鏡型分析器（CMA）を用いた脱離イオンの運動エネルギー分布測定―凝縮H2Oの内殻励起誘起H+脱離研究への応用―(“Measurements of Ion Kinetic Energy Distribution Using a Miniature Cylindrical Mirror Analyzer (CMA) --Application for H+ Desorption Induced by Core-Level Excitations of Condensed Water”）
間瀬一彦、立花隆行、小林英一、森　正信、八木秀樹、奥平幸司、上野信雄、荒川一郎
「真空」、48 (2005) 286-289

Site-specific ion desorption of fluorinated phthalocyanine studied with electron-ion coincidence spectroscopy
K. K. Okudaira, T. Watanabe, S. Kera, E. Kobayashi, K. Mase, and N. Ueno
J. Electron Spectrosc. Relat. Phenom. 144-147 (2005) 461-463

Polarized near-edge x-ray-absorption fine structure spectroscopy of　C₆₀-functionalized 11-amino-1-undecane thiol self-assembled monolayer: Molecular orientation and Evidence for C₆₀ aggregation
A. Patnaika, K. K. Okudaira, S. Kera, H. Setoyama, K. Mase, N. Ueno
J. Chem. Phys. 122 (2005) 1

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２００４

Photostimulated ion desorption from the TiO₂(1 1 0) and ZnO(1 0 -1 0) surfaces
Shin-ichiro Tanaka, Kazuhiko Mase and Shin-ichi Nagaoka
Surface Sci. 572 (2004) 43-58

Study of excited states of fluorinated copper phthalocyanine by inner shell excitation
K. K. Okudaira, H. Setoyama, H. Yagi, K. Mase, S. Kera, A. Kahn and N. Ueno
J. Electron Spectrosc. Relat. Phenom. 137-140 (2004) 137-140

ミニチュア円筒鏡型電子エネルギー分析器（ＣＭＡ）の製作と評価，オージェ−光電子コインシデンス分光法への応用("Construction and Evaluation of Miniature Cylindrical Mirror Electron Energy Analyzer (CMA), and Its Application for Auger-Photoelectron Coincidence Spectroscopy")
間瀬一彦、小林英一、森正信、小林芳治、寺嶋眞一、奥平幸司、上野信雄
「真空」47 (2004) 334-338

極角分解ミニチュア飛行時間型イオン質量分析器の製作と評価，電子−イオンコインシデンス分光への応用("Construction and Evaluation of Polar-Angle-Resolved Miniature Time-of-Flight Ion Mass Spectrometer, and Its Application for Electron-Ion Coincidence Spectroscopy")
小林英一、漁剛志、森正信、間瀬一彦、奥平幸司、田中健一郎、上野信雄
「真空」47 (2004) 14-21

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２００３

高感度同軸対称鏡型電子エネルギー分析器の製作と評価、コインシデンス分光への応用("Construction and Evaluation of Coaxially Symmetric Mirror Electron Energy Analyzer with High Sensitivity, and Its Application to Coincidence Spectroscopy")
漁剛志、吉田啓晃、下條竜夫、小林英一、間瀬一彦、長岡伸一、田中健一郎
「真空」、46 (2003) 377-384

Excitation site-specific ion desorption study of Si(111) surfaces fluorinated by XeF₂ using photoelectron photoion coincidence spectroscopy
Eiichi Kobayashi, Kouji Isari and Kazuhiko Mase
Surf. Sci. 528 (2003) 255-260

Construction and evaluation of an electron-ion coincidence apparatus using a large transmission coaxially symmetric mirror electron energy analyzer
Kouji Isari, Eiichi Kobayashi, Kazuhiko Mase and Kenichiro Tanaka
Surf. Sci. 528 (2003) 261-265

Excited states of perfluorinated oligo(p-phenylene) by inner-shell excitation
K.K. Okudaira, K. Ohara, H. Setoyama, T. Suzuki, Y. Sakamoto, M. Imamura, S. Hasegawa, K. Mase and N. Ueno
Nuclear Instrum. Methods B 199 (2003), 265-269

Partial ion yield and NEXAFS of 2-(perfluorooctyl)ethanethiol self-assembled monolayer: Comparison with PTFE results
H. Setoyama, S. Kera, T. Murase, M. Imamura, K. Mase, K.K. Okudaira, M. Hara, N. Ueno
Nuclear Instrum. Methods. B199 (2003) 275-279

Performance of PF BL-13A, a vacuum ultraviolet and soft X-ray undulator beamline for studying organic thin films adsorbed on surfaces
A. Toyoshima, T. Kikuchi, H. Tanaka, K. Mase, K. Amemiya, and K. Ozawa
J. Phys.: Conf. Ser. 425 (2013) 152019

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２００２

Ion desorption induced by core-level excitation of H₂O/Si(100): Evidence of desorption due to the multielectron excitation/decay
S. Tanaka, K. Mase, S. Nagaoka, M. Nagasono, and M. Kamada
J. Chem. Phys. 117 (2002) 4479-4488

Site-specific fragmentation caused by core-level photoionization: effect of chemisorption
S. Nagaoka, K. Mase, A. Nakamura, M. Nagao, J. Yoshinobu, and S. Tanaka
J. Chem. Phys. 117 (2002) 3961-3971

２００１

Control of chemical reactions by core excitations
K. Tanaka, E. O. Sako, E. Ikenaga, K. Isari, S. A. Sardar, S. Wada, T. Sekitani, K. Mase, N. Ueno
J. Electron Spectros. Relat. Phnom. 119 (2001) 255-266

Photon Stimulated Ion Desorption for PMMA Thin Film in the Oxygen K-Edge Region Studied by Auger Electron-Photoion Coincidence Spectroscopy
E. Ikenaga, K. Kudara, K. Kusaba, K. Isari, S. A. Sardar, S. Wada, K. Mase, T. Sekitani, K. Tanaka
J. Electron Spectrosc. Relat. Phenom. 114-116 (2001) 585-590

Site-Specific Fragmentation following C:1s Core-Level Photoionization of 1,1,1-Trifluoroethane Condensed on a Au Surface and of a 2,2,2-Trifluoroethanol Monolayer Chemisorbed on a Si(100) Surface
Shin-ichi Nagaoka, Shin-ichiro Tanaka, and Kazuhiko Mase
J. Phys. Chem. B 105, 1554-1561 (2001)

Study of ion desorption induced by carbon core excitation for poly-methylmethacrylate thin film using electron-ion coincidence spectroscopy
E. Ikenaga, K. Isari, K. Kudara, Y. Yasui, S. A. Sardar, S. Wada, T. Sekitani, K. Tanaka, K. Mase, S. Tanaka
J. Chem. Phys. 114, 2751-2759 (2001)

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２０００

Electron-Ion Coincidence Spectroscopy as a New Tool for Surface Analysis - an Application to the Ice Surface
S. Tanaka, K. Mase, M. Nagasono, S. Nagaoka, M. Kamada, E. Ikenaga, T. Sekitani, and K. Tanaka
Jpn. J. Appl. Phys. 39, 4489-4492 (2000)

Ion desorption induced by core-electron transitions studied with electron-ion coincidence spectroscopy
K. Mase, S. Tanaka, S. Nagaoka, and T. Urisu
Surf. Sci. 451, 143-152 (2000)

Electron-ion coincidence study for the TiO₂(110) surface
S. Tanaka, K. Mase, M Nagasono, S. Nagaoka, and M. Kamada
Surf. Sci. 451, 182-187 (2000)

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１９９９

Site-specific phenomena in Si:2p core-level photoionization of X₃Si(CH2)_nSi(CH3)₃ (X=F or Cl, n=0-2) condensed on a Si(111) surface
S. Tanaka, K. Mase, M Nagasono, S. Nagaoka, and M. Kamada
Surf. Sci. 451, 182-187 (2000)

Mechanism of ion desorption induced by core-electron transitions of condensed molecules and adsorbates studied by electron ion coincidence spectroscopy
K. Mase, M. Nagasono, and S. Tanaka
J. Electron Spectros. Relat. Phnom., 101-103 (1999) 13-19

Control of chemical bond scission by using site-specific photochemical surface reactions
T. Sekitani, E. Ikenaga, K. Fujii, K. Mase, N. Ueno, and K. Tanaka
J. electron spectros. relat. Phnom., 101-103 (1999) 135-140

Study of ion desorption induced by resonant core-electron excitation of isolated NH₃ monolayer adsorbed on a Xe film using Auger electron photoion coincidence spectroscopy
Mitsuru Nagasono, Kazuhiko Mase, Shin-ichiro Tanaka, and Tsuneo Urisu
Jpn. J. Appl. Phys. Suppl. 38-1, 325-327 (1999)

An electron ion coincidence spectroscopy study of ion desorption induced by core-electron transitions of surfaces
Kazuhiko Mase and Shin-ichiro Tanaka
Jpn. J. Appl. Phys. Suppl. 38-1, 233-238 (1999)

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１９９８

Ultrahigh-vacuum reaction apparatus to study synchrotron-radiation-stimulated processes
S. Hirano, A. Yoshigoe, M. Nagasono, K. Mase, J. Ohara, Y. Nonogaki, Y. Takeda, and T. Urisu
J. Synchrotron Rad. 5, 1363-1368 (1998)

State-selected ion desorption from condensed H₂O at 80 K studied by Auger electron-photoion coincidence spectroscopy
Mitsuru Nagasono, Kazuhiko Mase, Shin-ichiro Tanaka, and Tsuneo Urisu
Chem. Phys. Lett. 298, 141-145 (1998)

Auger electron photoion coincidence technique combined with synchrotron radiation for the study of the ion desorption mechanism in the region of resonant transitions of condensed H_2O
Kazuhiko Mase, Mitsuru Nagasono, Shin-ichiro Tanaka, Tsuneo Urisu, Eiji Ikenaga, Tetsuji Sekitani, and Kenichiro Tanaka
J. Chem. Phys. 108, 6550-6553 (1998)

Study of ion desorption induced by the core-level excitation on the CaF₂(111) surface
Kazuhiko Mase, Mitsuru Nagasono, Shin-ichiro Tanaka, Tsuneo Urisu, Eiji S. Tanaka, K. Mase, M. Nagasono, and M. Kamada
J. Electron Spectros. Relat. Phenom. 92, 119-122 (1998)

Fundamental processes of radiation damage of benzene solid studied by Auger electron photoion coincidence spectroscopy
I. Shimoyama, T. Mochida, Y. Otsuki, H. Horiuchi, S. Saijyo, K. Nakagawa, M. Nagasono, S. Tanaka, and K. Mase
J. Electron Spectros. Relat. Phenom. 88-91, 793-799 (1998)

Photon stimulated ion desorption of condensed acetonitrile molecules induced by core excitation
Tetsuji Sekitani, Eiji Ikenaga, Hideki Matsuo, Shin-ichiro Tanaka, Kazuhiko Mase, and Kenichiro Tanaka
J. Electron Spectros. Relat. Phenom. 88-91, 831-836 (1998)

Photon stimulated ion desorption of condensed acetonitrile molecules induced by core excitation
Tetsuji Sekitani, Eiji Ikenaga, Hideki Matsuo, Shin-ichiro Tanaka, Kazuhiko Mase, and Kenichiro Tanaka
J. Electron Spectros. Relat. Phenom. 88-91, 831-836 (1998)

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１９９７

Site-specific fragmentation following Si:2p core-level photoionization of F₃SiCH₂CH₂Si(CH₃)₃ condensed on Au surface
Shin-ichi Nagaoka, Kazuhiko Mase, Mitsuru Nagasono, Shin-ichiro Tanaka, Tsuneo Urisu, and Joji Ohshita
J. Chem. Phys. 107, 10751-10755 (1997)

Study of ion desorption induced by a resonant core-level excitation of condensed H₂O by using Auger electron photoion coincidence (AEPICO) spectroscopy combined with synchrotron radiation
Kazuhiko Mase, Mitsuru Nagasono, Shin-ichiro Tanaka, Tsuneo Urisu, Eiji Ikenaga, Tetsuji Sekitani, and Kenichiro Tanaka
Surface Sci. 390, 97-101 (1997)

Study of ion desorption induced by a resonant core-level excitation of condensed NH₃ using Auger electron photoion coincidence (AEPICO) spectroscopy combined with by synchrotron radiation
Mitsuru Nagasono, Kazuhiko Mase, Shin-ichiro Tanaka, and Tsuneo Urisu
Surface Sci. 390, 102-106 (1997)

Auger-electron - ion coincidence study of photon stimulated ion desorption for condensed acetonitrile
Tetsuji Sekitani, Eiji Ikenaga, Kenichiro Tanaka, Kazuhiko Mase, Mitsuru Nagasono, Shin-ichiro Tanaka, and Tsuneo Urisu
Surface Sci. 390, 107-111 (1997)

Desorption of the H ions from water chemisorbed on Si(100) by the O-1s excitation-Auger-electron photoion coincidence study
Shin-ichiro Tanaka, Kazuhiko Mase, Mitsuru Nagasono, and Masao Kamada
Surface Sci. 390, 204-208 (1997)

Development of electron-ion coincidence spectroscopy for the study of surface dynamics combined with synchrotron radiation
Kazuhiko Mase, Mitsuru Nagasono, Shin-ichiro Tanaka, Masao Kamada, Tsuneo Urisu, and Yoshitada Murata
Rev. Sci. Instum. 68, 1703-1707 (1997)

Study of ion desorption induced by core-level excitations of condensed Si(CH₃)₄ by using photoelectron-photoion coincidence spectroscopy (PEPICO) combined with synchrotron radiation
Kazuhiko Mase, Mitsuru Nagasono, Shin-ichiro Tanaka, Tsuneo Urisu, and Shin-ichi Nagaoka
Surface Sci. 377-379, 376-379 (1997)

Auger-final-state selected ion desorption study of condensed NH₃ and ND₃ by using Auger electron-photoion coincidence spectroscopy
Mitsuru Nagasono, Kazuhiko Mase, Shin-ichiro Tanaka, and Tsuneo Urisu
Surf. Sci. 377-379, 380-383 (1997)

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１９９６

Development of electron-ion coincidence spectroscopy for the study of surface dynamics
Kazuhiko Mase, Mitsuru Nagasono, Tsuneo Urisu, and Yoshitada Murata
Bull. Chem. Soc. Jpn. 69, 1829-1832 (1996)

Auger electron-ion coincidence study for H₂O adsorbed on SiO₂/Si(111) at 80 K
Mitsuru Nagasono, Kazuhiko Mase, and Tsuneo Urisu
Surface Sci. 363, 342-346 (1996)

In situ observation of Surface Reactions with Synchrotron Radiation Induced Semiconductor Processes by Infrared Reflection Absorption Spectroscopy Using Buried Metal Layer Substrate
A. Yoshigoe, S. Hirano, K. Mase, and T. Urisu
Trans. IEE of Japan 116-C, 1348-1355 (1996). (In Japanese.)

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１９９５

In situ observation of silicon hydrides on Si(100) surfaces during synchrotron radiation stimulated Si2H6 gas source molecular beam epitaxy
A. Yoshigoe, K. Mase, Y. Tsusaka, Y. Kobayashi, T. Ogino, and T. Urisu
Appl. Phys. Lett. 67, 2364-2366 (1995)

Synchrotron radiation irradiation effects for SiH_n on Si(100) surface in the synchrotron radiation stimulated Si gas source molecular beam epitaxy
A. Yoshigoe, M. Nagasono, K. Mase, and T. Urisu
Jpn. J. Appl. Phys. 34, 6894-6898 (1995)

In situ detection of surface SiH_n in synchrotron-radiation-induced chemical vapor deposition of a-Si on an SiO₂ substrate
A. Yoshigoe, K. Mase, Y. Tsusaka, T. Urisu, S. Seki, Y. Nakagawa
J. Synchrotron Rad. 2, 196-200 (1995)

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１９９３

Two-photon photoemission from NO adsorbed on Cu(111)
Toshiaki Munakata, Kazuhiko Mase, and Ikuo Kinoshita
Surface Sci. 286, 73-81 (1993)

Photo-stimulated desorption of NO from a Pt(001) surface
Katsuyuki Fukutani, Andre Peremans, Kazuhiko Mase, and Yoshitada Murata
Surface Sci. 283, 158-168 (1993)

UV Photodesorption of CO from Pt(001) at 193 nm investigated by state-selective detection
Andre Peremans, Katsuyuki Fukutani, Kazuhiko Mase, and Yoshitada Murata
Surface Sci. 283, 189-194 (1993)

Desorption of ions and neutrals with >6 eV laser light
Yoshitada Murata, Katsuyuki Fukutani, Andre Peremans, and Kazuhiko Mase
in: Desorption Induced by Electron Transitions DIET �X, edited by A. R. Burns, E. B. Stechel, and D. R. Jennison (Springer-Verlag, Berlin, 1993) pp. 75-80

CO and CO⁺ Photodesorption from Pt(001) at 193 nm
Andre Peremans, Katsuyuki Fukutani, Kazuhiko Mase, and Yoshitada Murata
Phys. Rev. B 7, 4135-4138 (1993)

Photodesorption of NO from Pt(001) at λ = 193, 248, and 352 nm
Katsuyuki Fukutani, Andre Peremans, Kazuhiko Mase, and Yoshitada Murata
Phys. Rev. B 7, 4007-4010 (1993)

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１９９２

Adsorption state selectivity of ultraviolet-laser stimulated desorption of NO chemisorbed on Pt(001) at 80 K studied by (1+1)-resonance-enhanced multiphoton ionization
Kazuhiko Mase, Katsuyuki Fukutani, and Yoshitada Murata
J. Chem. Phys. 96, 5523-5528 (1992)

LEED study of NO adsorption-induced restructuring of a single-domain Pt(001)-(20x5) surface at 80-410 K
Kazuhiko Mase and Yoshitada Murata
Surface Sci. 277, 97-108 (1992)

１９９１

Photostimulated desorption of NO on Pt(001) studied with a multiphoton ionization technique
Kazuhiko Mase, Seigi Mizuno, Yohji Achiba, and Yoshitada Murata
Surface Sci. 242, 444-449 (1991)

LEED observation of NO adsorption-induced relaxation on a single-domain Pt(001)-(20x5) surface
Kazuhiko Mase and Yoshitada Murata
Surface Sci. 242, 132-136 (1991)

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Before １９９０

Photostimulated desorption of NO chemisorbed on Pt(100) induced by valence electron excitation
Kazuhiko Mase, Seigi Mizuno, Yohji Achiba, and Yoshitada Murata
Rev. Solid State Sci. 4, 591-602 (1990)

Photostimulated desorption of NO chemisorbed on Pt(100) at 193 nm
Kazuhiko Mase, Seigi Mizuno, Masamichi Yamada, Ichiro Doi, Tohru Katsumi, Shuntaro Watanabe, Yohji Achiba, and Yoshitada Murata
J. Chem. Phys. 91, 590-597 (1989)

Penning ionization electron spectroscopy of molecules containing the C=O group. Aldehydes and carboxylic acids
Kouichi Ohno, Shuro Takano, and Kazuhiko Mase
J. Phys. Chem. 90, 2015-2019 (1986)

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