Yoichi Kawakami - Publications, H-index & Citations

Yoichi Kawakami

nichia corporation

47H指数

475论文数

1.0W被引数

收录论文 112

发表时间

Uni-traveling-carrier photodiode based on MoS2/GaN van der Waals heterojunction for high-speed visible-light detection 基于MoS2/GaN范德华异质结的Uni-traveling-carrier光电二极管，用于高速可见光探测

Nature Communications

IF15.7

2025-11-25

OAAI

Takuya Kadowaki; Takahiro Serikawa; Akihide Ichikawa; Yuji Ohmaki; Koji Usami; Yoichi Kawakami; Yoshihiro Iwasa; Hisashi Ogawa

Nanoscopic structural and optical investigations on blue InGaN single quantum wells serving as layers beneath efficient red active layers 纳米尺度结构及光学性能研究：针对作为高效红色有源层下方层的蓝色InGaN单量子阱

JOURNAL OF APPLIED PHYSICS

IF2.5

2025-02-03

PREAI

Zhang, Zhaozong; Ishii, Ryota; Shojiki, Kanako; Funato, Mitsuru; Ohkawa, Kazuhiro; Iida, Daisuke; Kawakami, Yoichi

APPLIED PHYSICS LETTERS

IF3.6

2024-12-09

PREAI

Oikawa, K.; Okamoto, K.; Funato, M.; Kawakami, Y.; Micheletto, R.

Confinement of Excitons within GaN 1D Nanoarchitectures Formed on AlN Molecular Steps

ADVANCED OPTICAL MATERIALS

IF7.2

2024-01-04

PREAI

Funato, Mitsuru; Kobayashi, Hirotsugu; Kawakami, Yoichi

Anisotropic emission wavelength distribution of semipolar InGaN quantum wells on symmetric convex lens-shaped GaN microstructures

APPLIED PHYSICS LETTERS

IF3.6

2023-12-11

PREAI

Matsuda, Yoshinobu; Sakaki, Atsushi; Funato, Mitsuru; Kawakami, Yoichi

Revisiting the substitutional Mg acceptor binding energy of AlN

PHYSICAL REVIEW B

IF3.7

2023-07-14

PREAI

Ishii, Ryota; Yoshikawa, Akira; Funato, Mitsuru; Kawakami, Yoichi

Enhancement of the bandgap emission from GaN epilayer by surface plasmon resonance in the quadrupole oscillation mode using Ag nanoparticles protected by an oxide thin film

APPLIED PHYSICS LETTERS

IF3.6

2023-04-14

PREAI

Kaito, Seiya; Matsuyama, Tetsuya; Wada, Kenji; Funato, Mitsuru; Kawakami, Yoichi; Okamoto, Koichi

Improved internal quantum efficiencies of far-UVC AlGaN/AlN quantum wells by the use of semipolar r-planes

APPLIED PHYSICS LETTERS

IF3.6

2023-03-29

PREAI

Akaike, R.; Funato, M.; Kawakami, Y.

Interface formation mechanism of GaN on Al-pretreated ScAlMgO4 (0001) substrates

CRYSTAL GROWTH & DESIGN

IF3.4

2023-03-17

PREAI

Fukui, Takato; Matsuda, Yoshinobu; Matsukura, Makoto; Kojima, Takahiro; Funato, Mitsuru; Kawakami, Yoichi

Optical Anisotropy and Photopumped Lasing near 250 nm from Semipolar (1102) AlxGa1-xN/AlN Quantum Wells with Cleaved Mirrors

PHYSICAL REVIEW APPLIED

IF4.4

2022-10-03

PREAI

Ichikawa, Shuhei; Funato, Mitsuru; Kawakami, Yoichi

Stimulated emission mechanism of aluminum nitride

PHYSICAL REVIEW B

IF3.7

2022-05-27

PREAI

Ishii, Ryota; Nagashima, Toru; Yamamoto, Reo; Hitomi, Tatsuya; Funato, Mitsuru; Kawakami, Yoichi

Microscopic origin of thermal droop in blue-emitting InGaN/GaN quantum wells studied by temperature-dependent microphotoluminescence spectroscopy

OPTICS EXPRESS

IF3.3

2021-07-06

OAAI

Ishii, Ryota; Koyama, Yuji; Funato, Mitsuru; Kawakami, Yoichi

Influence of substrate misorientation on the emission and waveguiding properties of a blue (In,Al,Ga)N laser-like structure studied by synchrotron radiation microbeam X-ray diffraction

PHOTONICS RESEARCH

IF7.2

2021-02-10

PREAI

Kafar, A.; Sakaki, A.; Ishii, R.; Stanczyk, S.; Gibasiewicz, K.; Matsuda, Y.; Schiavon, D.; Grzanka, S.; Suski, T.; Perlin, P.; Funato, M.; Kawakami, Y.

Long-range electron-hole exchange interaction in aluminum nitride

PHYSICAL REVIEW B

IF3.7

2020-10-12

PREAI

Ishii, Ryota; Funato, Mitsuru; Kawakami, Yoichi

The 2020 UV emitter roadmap

JOURNAL OF PHYSICS D-APPLIED PHYSICS

IF3.2

2020-09-16

393

OAAI

Amano, Hiroshi; Collazo, Ramon; Santi, Carlo De; Einfeldt, Sven; Funato, Mitsuru; Glaab, Johannes; Hagedorn, Sylvia; Hirano, Akira; Hirayama, Hideki; Ishii, Ryota; Kashima, Yukio; Kawakami, Yoichi; Kirste, Ronny; Kneissl, Michael; Martin, Robert; Mehnke, Frank; Meneghini, Matteo; Ougazzaden, Abdallah; Parbrook, Peter J.; Rajan, Siddharth; Reddy, Pramod; Roemer, Friedhard; Ruschel, Jan; Sarkar, Biplab; Scholz, Ferdinand; Schowalter, Leo J.; Shields, Philip; Sitar, Zlatko; Sulmoni, Luca; Wang, Tao; Wernicke, Tim; Weyers, Markus; Witzigmann, Bernd; Wu, Yuh-Renn; Wunderer, Thomas; Zhang, Yuewei

Deposition of carbon-containing hole injection layers on p-type Al0.8Ga0.2N grown by metalorganic vapor phase epitaxy

APPLIED PHYSICS LETTERS

IF3.6

2020-08-10

PREAI

Kishimoto, Katsuhiro; Funato, Mitsuru; Kawakami, Yoichi

Above 25 nm emission wavelength shift in blue-violet InGaN quantum wells induced by GaN substrate misorientation profiling: towards broad-band superluminescent diodes

OPTICS EXPRESS

IF3.3

2020-07-15

OAAI

Kafar, A.; Ishii, R.; Gibasiewicz, K.; Matsuda, Y.; Stanczyk, S.; Schiavon, D.; Grzanka, S.; Tano, M.; Sakaki, A.; Suski, T.; Perlin, P.; Funato, M.; Kawakami, Y.

Self-Limiting Growth of Ultrathin GaN/AlN Quantum Wells for Highly Efficient Deep Ultraviolet Emitters

ADVANCED OPTICAL MATERIALS

IF7.2

2019-08-12

PREAI

Kobayashi, Hirotsugu; Ichikawa, Shuhei; Funato, Mitsuru; Kawakami, Yoichi

Pushing the limits of deep-ultraviolet scanning near-field optical microscopy

APL PHOTONICS

IF5.3

2019-07-15

OAAI

Ishii, Ryota; Funato, Mitsuru; Kawakami, Yoichi