Molecular beam epitaxy of wurtzite (Ga, Mn) N films on sapphire (0 0 0 1) showing the ferromagnetic behaviour at room temperature S Sonoda, S Shimizu, T Sasaki, Y Yamamoto, H Hori Journal of Crystal Growth 237, 1358-1362, 2002 | 499 | 2002 |
Magnetic and transport characteristics on high Curie temperature ferromagnet of Mn-doped GaN T Sasaki, S Sonoda, Y Yamamoto, K Suga, S Shimizu, K Kindo, H Hori Journal of Applied Physics 91 (10), 7911-7913, 2002 | 268 | 2002 |
High-TC ferromagnetism in diluted magnetic semiconducting GaN: Mn films H Hori, S Sonoda, T Sasaki, Y Yamamoto, S Shimizu, K Suga, K Kindo Physica B: Condensed Matter 324 (1-4), 142-150, 2002 | 124 | 2002 |
Room temperature ferromagnetism in Mn-doped γ-Ga2O3 with spinel structure H Hayashi, R Huang, H Ikeno, F Oba, S Yoshioka, I Tanaka, S Sonoda Applied physics letters 89 (18), 2006 | 121 | 2006 |
Realization of Ga-polarity GaN films in radio-frequency plasma-assisted molecular beam epitaxy XQ Shen, T Ide, SH Cho, M Shimizu, S Hara, H Okumura, S Sonoda, ... Journal of crystal growth 218 (2-4), 155-160, 2000 | 70 | 2000 |
Essential change in crystal qualities of GaN films by controlling lattice polarity in molecular beam epitaxy XQS Ide, SHC Shimizu, S Hara, H Okumura, S Sonoda, S Shimizu Japanese Journal of Applied Physics 39 (1A), L16, 2000 | 66 | 2000 |
Coexistence of Mn2+ and Mn3+ in ferromagnetic GaMnN S Sonoda, I Tanaka, H Ikeno, T Yamamoto, F Oba, T Araki, Y Yamamoto, ... Journal of Physics: Condensed Matter 18 (19), 4615, 2006 | 59 | 2006 |
Electron emission properties of carbon nanotubes M Hirakawa, S Sonoda, C Tanaka, H Murakami, H Yamakawa Applied surface science 169, 662-665, 2001 | 55 | 2001 |
Properties of ferromagnetic Ga/sub 1-x/Mn/sub x/N films grown by ammonia-MBE S Sonoda, H Hori, Y Yamamoto, T Sasaki, M Sato, S Shimizu, K Suga, ... IEEE transactions on magnetics 38 (5), 2859-2862, 2002 | 37 | 2002 |
Characterization of polarity of wurtzite GaN film grown by molecular beam epitaxy using NH3 S Sonoda, S Shimizu, XQ Shen, S Hara, H Okumura Japanese Journal of Applied Physics 39 (3A), L202, 2000 | 35 | 2000 |
Characterization of polarity of plasma-assisted molecular beam epitaxial GaN {0001} film using coaxial impact collision ion scattering spectroscopy S Sonoda, S Shimizu, Y Suzuki, K Balakrishnan, J Shirakashi, H Okumura Japanese Journal of Applied Physics 39 (2A), L73, 2000 | 34 | 2000 |
Enhanced oxygen redox reversibility and capacity retention of titanium-substituted Na 4/7 [□ 1/7 Ti 1/7 Mn 5/7] O 2 in sodium-ion batteries SF Linnell, EJ Kim, YS Choi, M Hirsbrunner, S Imada, A Pramanik, ... Journal of Materials Chemistry A 10 (18), 9941-9953, 2022 | 31 | 2022 |
Local structure around Mn in ferromagnetic GaMnN film studied by X-ray absorption fine structure M Sato, H Tanida, K Kato, T Sasaki, Y Yamamoto, S Sonoda, S Shimizu, ... Japanese journal of applied physics 41 (7R), 4513, 2002 | 31 | 2002 |
Partially filled intermediate band of Cr-doped GaN films S Sonoda Applied Physics Letters 100 (20), 2012 | 28 | 2012 |
Computer simulation for analysis of lattice polarity of wurtzite GaN {0001} film by coaxial impact collision ion scattering spectroscopy S Sonoda, S Shimizu, Y Suzuki, K Balakrishnan, J Shirakashi, H Okumura, ... Japanese journal of applied physics 38 (11A), L1219, 1999 | 26 | 1999 |
Awaking of ferromagnetism in GaMnN through control of Mn valence S Sonoda, I Tanaka, F Oba, H Ikeno, H Hayashi, T Yamamoto, Y Yuba, ... Applied physics letters 90 (1), 2007 | 23 | 2007 |
Electronic structure of AlCrN films investigated using various photoelectron spectroscopies and ab initio calculations N Tatemizo, S Imada, Y Miura, H Yamane, K Tanaka Journal of Physics: Condensed Matter 29 (8), 085502, 2017 | 14 | 2017 |
Enhanced Cycling Stability in the Anion Redox Material P3‐Type Zn‐Substituted Sodium Manganese Oxide SF Linnell, M Hirsbrunner, S Imada, G Cibin, AB Naden, AV Chadwick, ... ChemElectroChem 9 (11), e202200240, 2022 | 13 | 2022 |
Band structure and photoconductivity of blue-green light absorbing AlTiN films N Tatemizo, Y Miura, K Nishio, S Hirata, F Sawa, K Fukui, T Isshiki, ... Journal of Materials Chemistry A 5 (39), 20824-20832, 2017 | 13 | 2017 |
Optimization of GaN growth with Ga-polarity by referring to surface reconstruction reflection high-energy electron diffraction patterns XQ Shen, T Ide, SH Cho, M Shimizu, S Hara, H Okumura, S Sonoda, ... Japanese Journal of Applied Physics 40 (1A), L23, 2001 | 13 | 2001 |