Flexible High‐Performance Photovoltaic Devices based on 2D MoS2 Diodes with Geometrically Asymmetric Contact Areas
Optoelectronic performance of 2D transition metal dichalcogenides (TMDs)‐based solar
cells and self‐powered photodetectors remain limited due to fabrication challenges, such as …
cells and self‐powered photodetectors remain limited due to fabrication challenges, such as …
Fabrication of noble-metal-free Cd0. 5Zn0. 5S/NiS hybrid photocatalyst for efficient solar hydrogen evolution
Up to now, most of the semiconductor photocatalysts can only achieve their high
photocatalytic activity for hydrogen production with the loading of noble metals, such as Pt or …
photocatalytic activity for hydrogen production with the loading of noble metals, such as Pt or …
Greatly enhanced generation efficiency of pure spin currents in Ge using Heusler compound Co2FeSi electrodes
K Kasahara, Y Fujita, S Yamada, K Sawano… - Applied Physics …, 2014 - iopscience.iop.org
We show nonlocal spin transport in n-Ge-based lateral spin-valve devices with highly
ordered Co 2 FeSi/n+-Ge Schottky tunnel contacts. Clear spin-valve signals and Hanle effect …
ordered Co 2 FeSi/n+-Ge Schottky tunnel contacts. Clear spin-valve signals and Hanle effect …
Room-temperature spin transport in n-Ge probed by four-terminal nonlocal measurements
M Yamada, M Tsukahara, Y Fujita, T Naito… - Applied Physics …, 2017 - iopscience.iop.org
We demonstrate electrical spin injection and detection in n-type Ge (n-Ge) at room
temperature using four-terminal nonlocal spin-valve and Hanle-effect measurements in …
temperature using four-terminal nonlocal spin-valve and Hanle-effect measurements in …
Improvement of magnetic and structural stabilities in high-quality Co2FeSi1− xAlx/Si heterointerfaces
S Yamada, K Tanikawa, S Oki, M Kawano… - Applied Physics …, 2014 - pubs.aip.org
We study high-quality Co 2 FeSi 1− x Al x Heusler compound/Si (0≤ x≤ 1) heterointerfaces
for silicon (Si)-based spintronic applications. In thermal treatment conditions, the magnetic …
for silicon (Si)-based spintronic applications. In thermal treatment conditions, the magnetic …
[HTML][HTML] Growth of Fe3Si/Ge/Fe3Si trilayers on GaAs (001) using solid-phase epitaxy
S Gaucher, B Jenichen, J Kalt, U Jahn… - Applied Physics …, 2017 - pubs.aip.org
Ferromagnetic Heusler alloys can be used in combination with semiconductors to create
spintronic devices. The materials have cubic crystal structures, making it possible to grow …
spintronic devices. The materials have cubic crystal structures, making it possible to grow …
Atomically controlled epitaxial growth of single-crystalline germanium films on a metallic silicide
S Yamada, K Tanikawa, M Miyao… - Crystal growth & …, 2012 - ACS Publications
We demonstrate high-quality epitaxial germanium (Ge) films on a metallic silicide, Fe3Si,
grown directly on a Ge (111) substrate. Using molecular beam epitaxy techniques, we can …
grown directly on a Ge (111) substrate. Using molecular beam epitaxy techniques, we can …
Critical differences in the surface electronic structure of Ge(001) and Si(001): Ab initio theory and angle-resolved photoemission spectroscopy
Even with renewed interest in Ge as a competitor to Si in field-effect transistors, several key
features of the surface electronic structure of Ge (001) have remained controversial. Notably …
features of the surface electronic structure of Ge (001) have remained controversial. Notably …
Electrical detection of spin accumulation and relaxation in -type germanium
M Kawano, M Ikawa, K Santo, S Sakai, H Sato… - Physical Review …, 2017 - APS
We report on electrical measurements of spin-dependent transport of holes in all-epitaxial
CoFe/p-type germanium (p-Ge)/Fe 3 Si spin valves, where the hole concentration (ph) of the …
CoFe/p-type germanium (p-Ge)/Fe 3 Si spin valves, where the hole concentration (ph) of the …
Qualitative study of temperature-dependent spin signals in n-Ge-based lateral devices with Fe3Si/n+-Ge Schottky-tunnel contacts
K Hamaya, Y Baba, G Takemoto, K Kasahara… - Journal of Applied …, 2013 - pubs.aip.org
We study electrical spin injection and detection in n-Ge across Fe 3 Si/n+-Ge Schottky tunnel
barriers. Spin-accumulation signals detected electrically by the three-terminal Hanle-effect …
barriers. Spin-accumulation signals detected electrically by the three-terminal Hanle-effect …