| Investigation of grain boundaries in BaSi2 epitaxial films on Si (1 1 1) substrates using transmission electron microscopy and electron-beam-induced current technique M Baba, K Toh, K Toko, N Saito, N Yoshizawa, K Jiptner, T Sekiguchi, ... Journal of crystal growth 348 (1), 75-79, 2012 | 182 | 2012 |
| Electrical properties of poly-Ge on glass substrate grown by two-step solid-phase crystallization K Toko, I Nakao, T Sadoh, T Noguchi, M Miyao Solid-State Electronics 53 (11), 1159-1164, 2009 | 171 | 2009 |
| Effect of amorphous Si capping layer on the hole transport properties of BaSi2 and improved conversion efficiency approaching 10% in p-BaSi2/n-Si solar cells S Yachi, R Takabe, H Takeuchi, K Toko, T Suemasu Applied Physics Letters 109 (7), 2016 | 143 | 2016 |
| Determination of bulk minority-carrier lifetime in BaSi2 earth-abundant absorber films by utilizing a drastic enhancement of carrier lifetime by post-growth annealing KO Hara, N Usami, K Nakamura, R Takabe, M Baba, K Toko, T Suemasu Applied Physics Express 6 (11), 112302, 2013 | 127 | 2013 |
| Giant Ge-on-insulator formation by Si–Ge mixing-triggered liquid-phase epitaxy M Miyao, T Tanaka, K Toko, M Tanaka Applied Physics Express 2 (4), 045503, 2009 | 121 | 2009 |
| Multichannel taste sensor using electric potential changes in lipid membranes K Toko, T Matsuno, K Yamafuji, K Hayashi, H Ikezaki, K Sato, R Toukubo, ... Biosensors and Bioelectronics 9 (4-5), 359-364, 1994 | 119 | 1994 |
| Low-temperature (180° C) formation of large-grained Ge (111) thin film on insulator using accelerated metal-induced crystallization K Toko, R Numata, N Oya, N Fukata, N Usami, T Suemasu Applied physics letters 104 (2), 2014 | 113 | 2014 |
| Highly (111)-oriented Ge thin films on insulators formed by Al-induced crystallization K Toko, M Kurosawa, N Saitoh, N Yoshizawa, N Usami, M Miyao, ... Applied physics letters 101 (7), 2012 | 110 | 2012 |
| High-quality single-crystal Ge stripes on quartz substrate by rapid-melting-growth M Miyao, K Toko, T Tanaka, T Sadoh Applied Physics Letters 95 (2), 2009 | 109 | 2009 |
| Influence of grain size and surface condition on minority-carrier lifetime in undoped n-BaSi2 on Si (111) R Takabe, KO Hara, M Baba, W Du, N Shimada, K Toko, N Usami, ... Journal of applied physics 115 (19), 2014 | 108 | 2014 |
| High-electrical-conductivity multilayer graphene formed by layer exchange with controlled thickness and interlayer H Murata, Y Nakajima, N Saitoh, N Yoshizawa, T Suemasu, K Toko Scientific reports 9 (1), 4068, 2019 | 106 | 2019 |
| Investigation of the recombination mechanism of excess carriers in undoped BaSi2 films on silicon KO Hara, N Usami, K Toh, M Baba, K Toko, T Suemasu Journal of applied physics 112 (8), 2012 | 104 | 2012 |
| High-hole mobility polycrystalline Ge on an insulator formed by controlling precursor atomic density for solid-phase crystallization K Toko, R Yoshimine, K Moto, T Suemasu Scientific reports 7 (1), 16981, 2017 | 101 | 2017 |
| Perpendicular magnetic anisotropy of Mn4N films on MgO (001) and SrTiO3 (001) substrates Y Yasutomi, K Ito, T Sanai, K Toko, T Suemasu Journal of applied physics 115 (17), 2014 | 99 | 2014 |
| In-situ heavily p-type doping of over 1020 cm− 3 in semiconducting BaSi2 thin films for solar cells applications M Ajmal Khan, KO Hara, W Du, M Baba, K Nakamura, M Suzuno, K Toko, ... Applied physics letters 102 (11), 2013 | 97 | 2013 |
| p-BaSi2/n-Si heterojunction solar cells with conversion efficiency reaching 9.0% D Tsukahara, S Yachi, H Takeuchi, R Takabe, W Du, M Baba, Y Li, K Toko, ... Applied physics letters 108 (15), 2016 | 88 | 2016 |
| Temperature dependent metal-induced lateral crystallization of amorphous SiGe on insulating substrate H Kanno, K Toko, T Sadoh, M Miyao Applied physics letters 89 (18), 2006 | 85 | 2006 |
| Impact of Ba to Si deposition rate ratios during molecular beam epitaxy on carrier concentration and spectral response of BaSi2 epitaxial films R Takabe, T Deng, K Kodama, Y Yamashita, T Sato, K Toko, T Suemasu Journal of applied physics 123 (4), 2018 | 79 | 2018 |
| Molecular beam epitaxy of BaSi2 thin films on Si (001) substrates K Toh, KO Hara, N Usami, N Saito, N Yoshizawa, K Toko, T Suemasu Journal of crystal growth 345 (1), 16-21, 2012 | 77 | 2012 |
| Taste map of beer by a multichannel taste sensor K Toko Sens. Mater. 4, 145-151, 1992 | 77 | 1992 |
