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1

Strain relaxation mechanisms in compositionally uniform and step-graded SiGe films grown on Si(1 1 0) substrates

Keisuke Arimoto, Masato Watanabe, Junji Yamanaka, Kiyokazu Nakagawa, Kentarou Sawano, Yasuhiro Shiraki, Noritaka Usami, Kazuo Nakajima

Journal:

Solid-State Electronics

Year:

2009

Language:

english

File:

PDF, 2.60 MB

english, 2009

2

Formation of uniaxially strained SiGe by selective ion implantation technique

Kentarou Sawano, Yusuke Hoshi, Atsunori Yamada, Yoshiyasu Hiraoka, Noritaka Usami, Keisuke Arimoto, Kiyokazu Nakagawa, Yasuhiro Shiraki

Journal:

Thin Solid Films

Year:

2010

Language:

english

File:

PDF, 637 KB

english, 2010

3

Highly n-doped, tensile-strained Ge grown on Si by molecular beam epitaxy

Nishida, Keisuke, Xu, Xuejun, Sawano, Kentarou, Maruizumi, Takuya, Shiraki, Yasuhiro

Journal:

Thin Solid Films

Year:

2014

Language:

english

File:

PDF, 505 KB

english, 2014

4

Room-temperature electrical creation of spin accumulation in n-Ge using highly resistive Fe3Si/n+-Ge Schottky-tunnel contacts

Hamaya, Kohei, Takemoto, Gotaro, Baba, Yuzo, Kasahara, Kenji, Yamada, Shinya, Sawano, Kentarou, Miyao, Masanobu

Journal:

Thin Solid Films

Year:

2014

Language:

english

File:

PDF, 639 KB

english, 2014

5

[IEEE 2014 IEEE 11th International Conference on Group IV Photonics - Paris, France (2014.8.27-2014.8.29)] 11th International Conference on Group IV Photonics (GFP) - Resonant light emission from N-doped germanium-on-insulator microdisks at room-temperature

Xu, Xuejun, Sawano, Kentarou, Maruizumi, Takuya, Shiraki, Yasuhiro

Year:

2014

Language:

english

File:

PDF, 1.14 MB

english, 2014

6

A low-temperature fabricated gate-stack structure for Ge-based MOSFET with ferromagnetic epitaxial Heusler-alloy/Ge electrodes

Fujita, Yuichi, Yamada, Michihiro, Nagatomi, Yuta, Yamamoto, Keisuke, Yamada, Shinya, Sawano, Kentarou, Kanashima, Takeshi, Nakashima, Hiroshi, Hamaya, Kohei

Journal:

Japanese Journal of Applied Physics

Year:

2016

Language:

english

File:

PDF, 780 KB

english, 2016

7

Highly n-doped germanium-on-insulator microdisks with circular Bragg gratings

Xu, Xuejun, Hashimoto, Hideaki, Sawano, Kentarou, Maruizumi, Takuya

Journal:

Year:

2017

Language:

english

File:

PDF, 10.65 MB

english, 2017

8

Thermoelectric power factor enhancement based on carrier transport physics in ultimately phonon-controlled Si nanostructures

Sakane, Shunya, Ishibe, Takafumi, Taniguchi, Tatsuhiko, Naruse, Nobuyasu, Mera, Yutaka, Fujita, Takeshi, Alam, Md. Mahfuz, Sawano, Kentarou, Mori, Nobuya, Nakamura, Yoshiaki

Journal:

Materials Today Energy

Year:

2019

File:

PDF, 2.36 MB

2019

9

Thermoelectric Si 1âx Ge x and Ge epitaxial films on Si(001) with controlled composition and strain for group IV element-based thermoelectric generators

Taniguchi, Tatsuhiko, Ishibe, Takafumi, Hosoda, Ryoya, Wagatsuma, Youya, Alam, Md. Mahfuz, Sawano, Kentarou, Uenuma, Mutsunori, Uraoka, Yukiharu, Yamashita, Yuichiro, Mori, Nobuya, Nakamura, Yoshiaki

Journal:

Applied Physics Letters

Year:

2020

File:

PDF, 2.13 MB

2020

10

Changes in elastic deformation of strained Si by microfabrication

Keisuke Arimoto, Daisuke Furukawa, Junji Yamanaka, Kiyokazu Nakagawa, Kentarou Sawano, Shinji Koh, Yasuhiro Shiraki, Noritaka Usami

Journal:

Materials Science in Semiconductor Processing

Year:

2005

Language:

english

File:

PDF, 247 KB

english, 2005

11

Corrigendum to ‘‘Changes in elastic deformation of strained si by microfabrication’’: [Materials Science in Semiconductor Processing 8 (2005) 181–185]

Keisuke Arimoto, Daisuke Furukawa, Junji Yamanaka, Kiyokazu Nakagawa, Kentarou Sawano, Shinji Koh, Yasuhiro Shiraki, Noritaka Usami

Journal:

Materials Science in Semiconductor Processing

Year:

2005

Language:

english

File:

PDF, 60 KB

english, 2005

12

Growth temperature dependence of lattice structures of SiGe/graded buffer structures grown on Si(1 1 0) substrates by gas-source MBE

Keisuke Arimoto, Junji Yamanaka, Kiyokazu Nakagawa, Kentarou Sawano, Yasuhiro Shiraki, Noritaka Usami, Kazuo Nakajima

Journal:

Journal of Crystal Growth

Year:

2007

Language:

english

File:

PDF, 1.48 MB

english, 2007

13

Strain relaxation mechanisms in step-graded SiGe/Si(1 1 0) heterostructures grown by gas-source MBE at high temperatures

Keisuke Arimoto, Masato Watanabe, Junji Yamanaka, Kiyokazu Nakagawa, Noritaka Usami, Kazuo Nakajima, Kentarou Sawano, Yasuhiro Shiraki

Journal:

Journal of Crystal Growth

Year:

2009

Language:

english

File:

PDF, 1.20 MB

english, 2009

14

Crystalline morphologies of step-graded SiGe layers grown on exact and vicinal (1 1 0) Si substrates

Keisuke Arimoto, Masato Watanabe, Junji Yamanaka, Kiyokazu Nakagawa, Kentarou Sawano, Yasuhiro Shiraki, Noritaka Usami, Kazuo Nakajima

Journal:

Journal of Crystal Growth

Year:

2009

Language:

english

File:

PDF, 822 KB

english, 2009

15

Structural and transport properties of strained SiGe grown on V-groove patterned Si(1 1 0) substrates

Keisuke Arimoto, Genki Kawaguchi, Kana Shimizu, Masato Watanabe, Junji Yamanaka, Kiyokazu Nakagawa, Noritaka Usami, Kazuo Nakajima, Kentarou Sawano, Yasuhiro Shiraki

Journal:

Journal of Crystal Growth

Year:

2009

Language:

english

File:

PDF, 612 KB

english, 2009

16

Landau level crossing and pseudospin phase transitions in Si quantum wells

Kohei Sasaki, Ryuichi Masutomi, Kiyohiko Toyama, Kentarou Sawano, Yasuhiro Shiraki, Tohru Okamoto

Journal:

Physica E: Low-dimensional Systems and Nanostructures

Year:

2010

Language:

english

File:

PDF, 232 KB

english, 2010

17

Strain dependence of hole Hall mobility in compressively strained Ge channel heterostructures

Yasuhiro Abe, Hikaru Sato, Yusuke Ozawa, Kentarou Sawano, Kiyokazu Nakagawa, Yasuhiro Shiraki

Journal:

Thin Solid Films

Year:

2006

Language:

english

File:

PDF, 184 KB

english, 2006

18

Microstructure difference of Ni induced poly-crystallized SiGe by changing the annealing atmosphere

Junji Yamanaka, Tadashi Horie, Minoru Mitsui, Keisuke Arimoto, Kiyokazu Nakagawa, Tetsuya Sato, Kentarou Sawano, Yasuhiro Shiraki, Tomokazu Moritani, Minoru Doi

Journal:

Thin Solid Films

Year:

2008

Language:

english

File:

PDF, 337 KB

english, 2008

19

Application of SiGe bulk crystal as a substrate for strain-controlled heterostructure materials

Noritaka Usami, Ryota Nihei, Yukinaga Azuma, Ichiro Yonenaga, Kazuo Nakajima, Kentarou Sawano, Yasuhiro Shiraki

Journal:

Thin Solid Films

Year:

2008

Language:

english

File:

PDF, 263 KB

english, 2008

20

Spin dependence of edge-channel transport in silicon- based quantum Hall systems

Kohei Hamaya, Satoru Masubuchi, Kentarou Sawano, Yasuhiro Shiraki, Tomoki Machida

Journal:

physica status solidi (c)

Year:

2006

Language:

english

File:

PDF, 175 KB

english, 2006

21

Determination of lattice parameters of SiGe/Si(110) heterostructures

Keisuke Arimoto, Junji Yamanaka, Kiyokazu Nakagawa, Kentarou Sawano, Yasuhiro Shiraki, Shinji Koh, Noritaka Usami

Journal:

Thin Solid Films

Year:

2006

Language:

english

File:

PDF, 414 KB

english, 2006

22

Growth temperature dependence of the crystalline morphology of SiGe films grown on Si(110) substrates with compositionally step-graded buffer

Keisuke Arimoto, Masato Watanabe, Junji Yamanaka, Kiyokazu Nakagawa, Kentarou Sawano, Yasuhiro Shiraki, Noritaka Usami, Kazuo Nakajima

Journal:

Thin Solid Films

Year:

2008

Language:

english

File:

PDF, 345 KB

english, 2008

23

Formation of compressively strained SiGe/Si(110) heterostructures and their characterization

Arimoto, Keisuke, Obata, Tomoyuki, Furukawa, Hiroshi, Yamanaka, Junji, Nakagawa, Kiyokazu, Sawano, Kentarou, Shiraki, Yasuhiro

Journal:

Journal of Crystal Growth

Year:

2013

Language:

english

File:

PDF, 1.18 MB

english, 2013

24

Formation of compressively strained Si/Si1−xCx/Si(100) heterostructures using gas-source molecular beam epitaxy

Arimoto, Keisuke, Furukawa, Hiroshi, Yamanaka, Junji, Yamamoto, Chiaya, Nakagawa, Kiyokazu, Usami, Noritaka, Sawano, Kentarou, Shiraki, Yasuhiro

Journal:

Journal of Crystal Growth

Year:

2013

Language:

english

File:

PDF, 1.43 MB

english, 2013

25

Experimental and theoretical analysis of the temperature dependence of the two-dimensional electron mobility in a strained Si quantum well

Tanaka, Takahisa, Tsuchiya, Go, Hoshi, Yusuke, Sawano, Kentarou, Shiraki, Yasuhiro, Itoh, Kohei M.

Journal:

Journal of Applied Physics

Year:

2012

Language:

english

File:

PDF, 700 KB

english, 2012

26

Gas-source MBE growth of strain-relaxed Si1−xCx on Si(100) substrates

Arimoto, Keisuke, Sakai, Shoichiro, Furukawa, Hiroshi, Yamanaka, Junji, Nakagawa, Kiyokazu, Usami, Noritaka, Hoshi, Yusuke, Sawano, Kentarou, Shiraki, Yasuhiro

Journal:

Journal of Crystal Growth

Year:

2013

Language:

english

File:

PDF, 3.83 MB

english, 2013

27

Aluminum oxide for an effective gate in Si/SiGe two-dimensional electron gas systems

Shin, Yun-Sok, Brunner, Roland, Shibatomi, Akihiro, Obata, Toshiaki, Otsuka, Tomohiro, Yoneda, Jun, Shiraki, Yasuhiro, Sawano, Kentarou, Tokura, Yasuhiro, Harada, Yuichi, Ishibashi, Koji, Tarucha, Sei

Journal:

Semiconductor Science and Technology

Year:

2011

Language:

english

File:

PDF, 292 KB

english, 2011

28

Greatly enhanced generation efficiency of pure spin currents in Ge using Heusler compound Co 2 FeSi electrodes

Kasahara, Kenji, Fujita, Yuichi, Yamada, Shinya, Sawano, Kentarou, Miyao, Masanobu, Hamaya, Kohei

Journal:

Applied Physics Express

Year:

2014

Language:

english

File:

PDF, 479 KB

english, 2014

29

ECS Transactions [ECS 220th ECS Meeting - Boston, MA (October 9 - October 14, 2011)] - (Invited) XPS Study on Chemical Bonding States of high-κ/high-μ Gate Stacks for Advanced CMOS

Nohira, Hiroshi, Komatsu, Arata, Yamashita, Koji, Kakushima, Kuniyuki, Iwai, Hiroshi, Hoshi, Yusuke, Sawano, Kentarou, Shiraki, Yasuhiro

Year:

2011

Language:

english

File:

PDF, 1.06 MB

english, 2011

30

[IEEE 2012 International Silicon-Germanium Technology and Device Meeting (ISTDM) - Berkeley, CA, USA (2012.06.4-2012.06.6)] 2012 International Silicon-Germanium Technology and Device Meeting (ISTDM) - Upper Limit of Two-Dimensional Hole Gas Mobility in Ge/SiGe Heterostructures

Tanaka, Takahisa, Hoshi, Yusuke, Sawano, Kentarou, Shiraki, Yasuhiro, Itoh, Kohei M.

Year:

2012

Language:

english

File:

PDF, 196 KB

english, 2012

31

[IEEE 2014 7th International Silicon-Germanium Technology and Device Meeting (ISTDM) - Singapore, Singapore (2014.6.2-2014.6.4)] 2014 7th International Silicon-Germanium Technology and Device Meeting (ISTDM) - Resonant photoluminescence from Ge microdisks on Ge-on-insulator

Xu, Xuejun, Nishida, Keisuke, Sawano, Kentarou, Maruizumi, Takuya, Shiraki, Yasuhiro

Year:

2014

Language:

english

File:

PDF, 4.02 MB

english, 2014

32

self-assembled type-II quantum dots

Miyamoto, Satoru, Moutanabbir, Oussama, Ishikawa, Toyofumi, Eto, Mikio, Haller, Eugene E., Sawano, Kentarou, Shiraki, Yasuhiro, Itoh, Kohei M.

Journal:

Physical Review B

Year:

2010

Language:

english

File:

PDF, 365 KB

english, 2010

33

Electronic Transport Properties of the Ising Quantum Hall Ferromagnet in a Si Quantum Well

Toyama, Kiyohiko, Nishioka, Takahisa, Sawano, Kentarou, Shiraki, Yasuhiro, Okamoto, Tohru

Journal:

Physical Review Letters

Year:

2008

Language:

english

File:

PDF, 243 KB

english, 2008

34

Insulating phases induced by crossing of partially filled Landau levels in a Si quantum well

Okamoto, Tohru, Sasaki, Kohei, Toyama, Kiyohiko, Masutomi, Ryuichi, Sawano, Kentarou, Shiraki, Yasuhiro

Journal:

Physical Review B

Year:

2009

Language:

english

File:

PDF, 361 KB

english, 2009

35

Quantitative coverage and stability of hydrogen-passivation layers on HF-etched Si[sub (1−x)]Ge[sub x] surfaces

Wilde, Markus, Fukutani, Katsuyuki, Koh, Shinji, Sawano, Kentarou, Shiraki, Yasuhiro

Journal:

Journal of Applied Physics

Year:

2005

Language:

english

File:

PDF, 370 KB

english, 2005

36

Charge states of vacancies in germanium investigated by simultaneous observation of germanium self-diffusion and arsenic diffusion

Naganawa, Miki, Shimizu, Yasuo, Uematsu, Masashi, Itoh, Kohei M., Sawano, Kentarou, Shiraki, Yasuhiro, Haller, Eugene E.

Journal:

Applied Physics Letters

Year:

2008

Language:

english

File:

PDF, 485 KB

english, 2008

37

Metallic Behavior of Cyclotron Relaxation Time in Two-Dimensional Systems

Masutomi, Ryuichi, Sasaki, Kohei, Yasuda, Ippei, Sekine, Akihito, Sawano, Kentarou, Shiraki, Yasuhiro, Okamoto, Tohru

Journal:

Physical Review Letters

Year:

2011

Language:

english

File:

PDF, 217 KB

english, 2011

38

Quantum Well

Moriya, Rai, Sawano, Kentarou, Hoshi, Yusuke, Masubuchi, Satoru, Shiraki, Yasuhiro, Wild, Andreas, Neumann, Christian, Abstreiter, Gerhard, Bougeard, Dominique, Koga, Takaaki, Machida, Tomoki

Journal:

Physical Review Letters

Year:

2014

Language:

english

File:

PDF, 340 KB

english, 2014

39

In-plane magnetic field dependence of cyclotron relaxation time in a Si two-dimensional electron system

Chiba, Tasuku, Masutomi, Ryuichi, Sawano, Kentarou, Shiraki, Yasuhiro, Okamoto, Tohru

Journal:

Physical Review B

Year:

2012

Language:

english

File:

PDF, 172 KB

english, 2012

40

Behaviors of neutral and charged silicon self-interstitials during transient enhanced diffusion in silicon investigated by isotope superlattices

Shimizu, Yasuo, Uematsu, Masashi, Itoh, Kohei M., Takano, Akio, Sawano, Kentarou, Shiraki, Yasuhiro

Journal:

Journal of Applied Physics

Year:

2009

Language:

english

File:

PDF, 620 KB

english, 2009

41

Well-width dependence of valley splitting in Si/SiGe quantum wells

Sasaki, Kohei, Masutomi, Ryuichi, Toyama, Kiyohiko, Sawano, Kentarou, Shiraki, Yasuhiro, Okamoto, Tohru

Journal:

Applied Physics Letters

Year:

2009

Language:

english

File:

PDF, 307 KB

english, 2009

42

Self-diffusion in compressively strained Ge

Kawamura, Yoko, Uematsu, Masashi, Hoshi, Yusuke, Sawano, Kentarou, Myronov, Maksym, Shiraki, Yasuhiro, Haller, Eugene E., Itoh, Kohei M.

Journal:

Journal of Applied Physics

Year:

2011

Language:

english

File:

PDF, 547 KB

english, 2011

43

[IEEE 2012 IEEE 38th Photovoltaic Specialists Conference (PVSC) - Austin, TX, USA (2012.06.3-2012.06.8)] 2012 38th IEEE Photovoltaic Specialists Conference - High efficiency quantum dot solar cells using 2-dimensional 6.4-nm-diameter Si nanodisk with SiC interlayer

Igarashi, Makoto, Budiman, Mohd Fairuz, Pan, Wugen, Hoshi, Yusuke, Hu, Weiguo, Syazwan, Mohd Erman, Sawano, Kentarou, Usami, Noritaka, Samukawa, Seiji

Year:

2012

Language:

english

File:

PDF, 1.11 MB

english, 2012

44

Comparison of Nonlocal and Local Magnetoresistance Signals in Laterally Fabricated Fe 3 Si/Si Spin-Valve Devices

Ando, Yuichiro, Kasahara, Kenji, Yamane, Kazutaka, Hamaya, Kohei, Sawano, Kentarou, Kimura, Takashi, Miyao, Masanobu

Journal:

Applied Physics Express

Year:

2010

Language:

english

File:

PDF, 436 KB

english, 2010

45

[ECS 216th ECS Meeting - Vienna, Austria (October 4 - October 9, 2009)] ECS Transactions - Probing the Behaviors of Point Defects in Silicon and Germanium Using Isotope Superlattices

Uematsu, Masashi, Naganawa, Miki, Shimizu, Yasuo, Itoh, Kohei M., Sawano, Kentarou, Shiraki, Yasuhiro, Haller, Eugene E.

Year:

2009

Language:

english

File:

PDF, 590 KB

english, 2009

46

Si Ion Implantation into Mg-Doped GaN for Fabrication of Reduced Surface Field Metal–Oxide–Semiconductor Field-Effect Transistors

Niiyama, Yuki, Ootomo, Shinya, Li, Jiang, Kambayashi, Hiroshi, Nomura, Takehiko, Yoshida, Seikoh, Sawano, Kentarou, Shiraki, Yasuhiro

Journal:

Japanese Journal of Applied Physics

Year:

2008

Language:

english

File:

PDF, 767 KB

english, 2008

47

CMP for High Mobility Strained Si/Ge Channels

Sawano, Kentarou, Shiraki, Yasuhiro, Nakagawa, Kiyokazu

Journal:

MRS Proceedings

Year:

2009

Language:

english

File:

PDF, 306 KB

english, 2009

48

Transport Properties of Polycrystalline SiGe Thin Films Grown on SiO2

Mitsui, Minoru, Arimoto, Keisuke, Yamanaka, Junji, Nakagawa, Kiyokazu, Sawano, Kentarou, Shiraki, Yasuhiro

Journal:

MRS Proceedings

Year:

2004

Language:

english

File:

PDF, 218 KB

english, 2004

49

[ECS 212th ECS Meeting - Washington, DC (October 7 - October 12, 2007)] ECS Transactions - Fabrication of SiGe Virtual Substrates by Ion Implantation Technique

Sawano, Kentarou, Shiraki, Yasuhiro, Nakagawa, Kiyokazu

Year:

2007

Language:

english

File:

PDF, 646 KB

english, 2007

50

ECS Transactions [ECS 218th ECS Meeting - Las Vegas, NV (October 10 - October 15, 2010)] - Study of HfO

Komatsu, Arata, Nasu, Kentarou, Hoshi, Yusuke, Kurebayashi, Toru, Sawano, Kentarou, Myronov, Maksym, Nohira, Hiroshi, Shiraki, Yasuhiro

Year:

2010

Language:

english

File:

PDF, 1.19 MB

english, 2010