Search Results - "HOSHI, Y"

Hemodynamic signals in fNIRS by Hoshi, Y

“…Near-infrared spectroscopy (NIRS) was originally designed for clinical monitoring of tissue oxygenation, and it has also been developed into a useful tool in…”
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Structural and electrical properties of Ge(111) films grown on Si(111) substrates and application to Ge(111)-on-Insulator by Sawano, K., Hoshi, Y., Kubo, S., Arimoto, K., Yamanaka, J., Nakagawa, K., Hamaya, K., Miyao, M., Shiraki, Y.

“…Structural and electrical properties of a Ge(111) layer directly grown on a Si(111) substrate are studied. Via optimized two-step growth manner, we form a…”
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Seasonal and Solar Wind Control of the Reconnection Line Location on the Earth's Dayside Magnetopause by Hoshi, Y., Hasegawa, H., Kitamura, N., Saito, Y., Angelopoulos, V.

“…We investigate the average location of magnetic reconnection on the Earth's dayside magnetopause, based on spatial distributions of northward and southward…”
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Optimized electrical control of a Si/SiGe spin qubit in the presence of an induced frequency shift by Takeda, K., Yoneda, J., Otsuka, T., Nakajima, T., Delbecq, M. R., Allison, G., Hoshi, Y., Usami, N., Itoh, K. M., Oda, S., Kodera, T., Tarucha, S.

“…Electron spins confined in quantum dots are an attractive system to realize high-fidelity qubits owing to their long coherence time. With the prolonged spin…”
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Modeling of light propagation in the human neck for diagnoses of thyroid cancers by diffuse optical tomography by Fujii, H., Yamada, Y., Kobayashi, K., Watanabe, M., Hoshi, Y.

“…Diffuse optical tomography using near‐infrared light in a wavelength range from 700 to 1000 nm has the potential to enable non‐invasive diagnoses of thyroid…”
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S24-2 Basic studies on NIRS: toward further development of functional optical brain imaging by Hoshi, Y

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Effect of Ambient Electrons on Primary Discharge Energy in Laser-Induced Discharge by Hoshi, Y., Yoshida, H., Iki, N.

“…We examined the laser-induced discharge (LID) in medium-vacuum air. The time-averaged discharge energy W d of a primary discharge prior to an arc discharge was…”
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Sphagnum growth in floating cultures: Effect of planting design by Y. Hoshi

“…To establish rapid and stable Sphagnum growth, capitulum culture of a selected strain of S. palustre was carried out using a floating culture method. Four…”
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Bias current dependence of spin accumulation signals in a silicon channel detected by a Schottky tunnel contact by Ando, Y., Kasahara, K., Yamane, K., Baba, Y., Maeda, Y., Hoshi, Y., Sawano, K., Miyao, M., Hamaya, K.

“…We study the electrical detection of spin accumulation at a ferromagnet-silicon interface, which can be verified by measuring a Hanle effect in three-terminal…”
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Electric-field control of spin accumulation signals in silicon at room temperature by Ando, Y., Maeda, Y., Kasahara, K., Yamada, S., Masaki, K., Hoshi, Y., Sawano, K., Izunome, K., Sakai, A., Miyao, M., Hamaya, K.

“…We demonstrate spin accumulation signals controlled by the gate voltage in a metal-oxide-semiconductor field effect transistor structure with a Si channel and…”
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Formation of Ge(111) on Insulator by Ge epitaxy on Si(111) and layer transfer by Sawano, K., Hoshi, Y., Endo, S., Nagashima, T., Arimoto, K., Yamanaka, J., Nakagawa, K., Yamada, S., Hamaya, K., Miyao, M., Shiraki, Y.

“…We demonstrate the (111)-oriented Ge-on-Insulator (GOI) formed by Ge epitaxial growth on a Si(111) and the layer transfer technique. The two-step growth…”
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Upper limit of two-dimensional hole gas mobility in strained Ge/SiGe heterostructures by Tanaka, T., Hoshi, Y., Sawano, K., Usami, N., Shiraki, Y., Itoh, K. M.

“…High two-dimensional hole gas (2DHG) mobility ( μ 2 DHG > 10000 cm 2 / Vs at T < 100 K ) strained Ge/Si 1− x Ge x structures with x = 0 . 5 and 0.65 were…”
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Structural study on phosphorus doping of BaSi2 epitaxial films by ion implantation by Hara, K.O., Hoshi, Y., Usami, N., Shiraki, Y., Nakamura, K., Toko, K., Suemasu, T.

“…Phosphorus doping of BaSi2 epitaxial films by means of P implantation and rapid thermal annealing has been investigated from a structural viewpoint. Raman…”
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Uniaxially strained SiGe(111) and SiGe(100) grown on selectively ion-implanted substrates by Sawano, K., Hoshi, Y., Kubo, S., Yamada, S., Nakagawa, K., Shiraki, Y.

“…Selective ion implantation method, which can induce uniaxial strain into Si/Ge heterostructures, is applied to both SiGe/Si(111) and SiGe/Si(100). The effect…”
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Induced Charge Profile in a Glass RPC Operated in Avalanche Mode by Narita, S., Hoshi, Y., Neichi, K., Yamaguchi, A.

“…We measured the spatial distribution of induced charges in resistive plate chambers (RPCs) using thin readout wires. The RPC was operated in avalanche mode…”
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On the origin of the uniaxial strain induced in Si/Ge heterostructures with selective ion implantation technique by Sawano, K., Hoshi, Y., Nagakura, S., Arimoto, K., Nakagawa, K., Usami, N., Shiraki, Y.

“…We fabricate uniaxially strained SiGe buffer layers by the selective ion implantation technique, where laterally selective ion implantation with a stripe…”
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Effects of highly ripened cheeses on HL-60 human leukemia cells: antiproliferative activity and induction of apoptotic DNA damage by Yasuda, S, Ohkura, N, Suzuki, K, Yamasaki, M, Nishiyama, K, Kobayashi, H, Hoshi, Y, Kadooka, Y, Igoshi, K

“…To establish cheese as a dairy product with health benefits, we examined the multifunctional role of cheeses. In this report, we clarify whether different…”
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Electrical properties of tin-doped indium oxide thin films prepared by a dip coating by Seki, Y., Sawada, Y., Wang, M.H., Lei, H., Hoshi, Y., Uchida, T.

“…Indium-tin-oxide (ITO) transparent conducting films were prepared by a dip coating process and heated in air at 1000 °C, which is much higher than the…”
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Dynamic multichannel near-infrared optical imaging of human brain activity by Hoshi, Y, Tamura, M

“…The present paper demonstrates functional brain mapping with an optical imaging technique by using tissue-transparent near-infrared light. With a maximal…”
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Estimation of the absorption coefficients of two-layered media by a simple method using spatially and time-resolved reflectances by Shimada, M, Sato, C, Hoshi, Y, Yamada, Y

“…Our newly developed method using spatially and time-resolved reflectances can easily estimate the absorption coefficients of each layer in a two-layered medium…”
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