Published papers
Number of published data : 24
No. Classification Refereed paper Title Authorship Author Journal Volume/issue/page Publication date ISSN DOI URL
1 Paper
Yes
Negatively Charged Subnanometer-Sized Silicon Clusters and their reversible migration into AF1 zealite pon Studied with X-ray Photoelectron Spectroscopy and ultraviolet Photoelectron Spectroscopy

C-K. Choo, T. Sakamoto, K. Tanaka, R. Nakata, T. Asakawa
Appl. Surf. Sci.
140/ 1-2, 126-137
1999



2 Paper
Yes
Charaterization of nitrogen terminated Silicon nanoparticles of AF1 zeolite with X-ray and ultraviolet photoeletron Spectroscopies.

C-K. Choo, T. Sakamoto, K. Tanaka, R. Nakata
Appl. Surf. Sci.
148/ 1-2, 116-125
1999



3 Paper
Yes
Oxygen containing silicon cluster on Teflon and their work funtions studied with X-ray photoelectron spectroscopy.

K. Tanaka, T. Sakamoto, M. Tohara, C-K. Choo, R. Nakata
Appl. Surf. Sci.
148/ 3-4, 215-222
1999



4 Paper
Yes
Preparation and evaluation of nitrogen-terminated Silicon nanoparticles : laser annealing effect

C-K. Choo, T. Sakamoto, M. Tohara, K. Tanaka, R. Nakata, N. Okuyama
Surface Science
445/ 2-3, 480-487
2000



5 Paper
Yes
Sm-doped CdWO_4_ thin films synthesized by pulsed laser deposition

Katsumi Tanaka, Koh-ichi Ohga, Cheow-Keong Choo, Ryouhei Nakata
J. Appl. Phys.
9/ 10, 5369-5375
2001



6 Paper
Yes
C_60_/Zeolite Semiconductor Electrode and the Gas Sensing

Katsumi Tanaka, Cheow-Keong Choo, Seiji Sumi, Yoshiyuki Kamitani, Toshiyuki Fujii, Kyouko Satoh, Kei-ichiro Fukuda, Rhouhei Nakata, Miki Yoshimune, Yusuke Yoshi
J. Phys. Chem. B
106/ 16, 4155-4161
2002



7 Paper
Yes
CaWO_4_ thin films synthesized by pulsed laser deposition

Katsumi Tanakaa, Keihachi Fukui, Koh-ichi Ohga, Cheow-Keong Choo
J. Vac. Sci. Technol. A
20/ 2, 486-491
2002



8 Paper
Yes
Pulsed laser ultrahigh vacuum deposited silicon in the presence of excess cesium and oxygen studied with X-ray photoelectron spectroscopy and atomic force microscopy

C.-K. Choo, K. Tanaka, H. Suzuki, N. Saotome, and K. Ichida
J. Vac. Sci. Technol. A
21/ 4, 874-880
2003



9 Paper
Yes
Size selective filtration of silicon nano-structures using AFI AlPO_4_-5 zeolite pores.

Cheow-Keong Choo, Kazuhiro Enomoto, and Katsumi Tanaka
Mater. Sci. Eng. B
104/ 1-2, 73-79
2003



10 Paper
Yes
Time-resolved photoluminescence on ion doped CdWO_4_ thin flims prepared with pulsed laser deposition.

Katsumi Tanaka, Satoshi Suzuki, and Cheow-Keong Choo
J. Appl. Phys.
95/ 3, 1294-1300
2004



11 Paper
Yes
Time-resolved photoluminescence on samarium, nickel and cesium ion doped scintillator CdWO_4_ (010) single crystal surfaces

Katsumi Tanaka, Satoshi Suzuki, and Cheow-Keong Choo
J. Appl. Phys.
95/ 3, 1287-1293
2004



12 Paper
Yes
Pulsed laser ablation of silicon with low laser fluence in a low-pressure of ammonia ambient

Cheow-Keong Choo, Makoto Tohara, Kazuhiro Enomoto, Katsumi Tanaka
Appl. Surf. Sci.
228/ 1-4, 120-127
2004



13 Paper
Yes
Photoluminescence intensity enhancement on ion-doped CdWO_4_ thin films prepared with pulsed laser deposition.

Cheow-Keong Choo, Satoshi Suzuki, and Katsumi Tanaka
Thin Solid Flims
458/ 1-2, 179-185
2004



14 Paper
Yes
Characterization and Preparation of Chained Si Species in Zeolite Supercages

K. Tanaka, C-K. Choo, Y. Komatsu, K. Hamaguchi, M. Yamaki, T. Itoh, T. Nishigaya, R. Nakata, K. Morimoto
J. Phys. Chem. B
108/ 8, 2501-2508
2004



15 Paper
Yes
Titania Nanoparticles Prepared with Pulsed Laser Ablation of Rutile Single Crystals in Water

A. Iwabuchi, C-K. Choo, K. Tanaka
J. Phys. Chem. B
108/ 30, 10863-10871
2004



16 Paper
Yes
Time-Resolved Photoluminescence Spectra of Si Species Encapsulated in Zeolite Supercages

K. Tanaka, Y. Komatsu, C-K. Choo
J. Phys. Chem. B
109/ 2, 736-742
2005



17 Paper
Yes
Deposition of potassium-oxygen on silicon surfaces by pulsed laser ablation of potassium superoxide: Study of work function changes

Cheow-Keong Choo, Daisuke Suzawa and Katsumi Tanaka
Surface Science
600/ 7, 1518-1525
2006



18 Paper
Yes
Introduction of Conference Management System (CMS) for UEC Academic Skills Class
Only
CHOO Cheow Keong
The Tama Bulletin of International Student Education
9, 61-65
2014/03
1881-2767


19 Paper
Yes
The Construction and Management of the Safety Confirmation System for Foreign Student by Using Moodle
Only
CHOO Cheow Keong
The Tama Bulletin of International Student Education
10, 23-29
2016/03
1881-2767


20 Paper
Yes
Characterization of N-doped DLC thin films prepared by hydrocarbons pyrolysis method
Joint
Yuma Murata, Cheow-Keong Choo, Hiroshi Ono, Yutaka Nagai, Katsumi Tanaka
Materials Today: Proceedings
3S, S197-S202
2016



21 Paper
Yes
Effects of nitrogen substitution in amorphous carbon films on electronic structure and surface reactivity studied with x-ray and ultra-violet photoelectron spectroscopies
Joint
Yuma Murata, Rempei Nakayama, Fumihiko Ichihara, Hiroshi Ono, Cheow-Keong Choo, and Katsumi Tanaka
Journal of Applied Physics
121/ 9, 095302-1-095302-12
2017/03

10.1063/1.4976810

22 Paper
Yes
Characterization of SrTiO3 target doped with Co ions, SrCoxTi1−xO3−δ, and their thin films prepared by pulsed laser ablation (PLA) in water for visible light response
Joint
Fumihiko Ichiharaa, Yuma Murataa, Hiroshi Onoa, Cheow-keong Choo, Katsumi Tanaka
Applied Surface Science
419, 126-137
2017/10/15

10.1016/j.apsusc.2017.04.130
URL
23 Paper
Yes
The University of Electro-Communications International Courses - UEC Academic Skills I (Computer Literacy) -
Only
CHOO Cheow Keong
The Tama Bulletin of International Student Education
11, 16-23
2018/03


URL
24 General remarks
No
Interchange with Harbin Engineering University through JST Sakura Science Plan
Joint
SASAKI Naoko, CHOO Cheow Keong
留学交流
75, 36-41
2017/06


URL