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相关论文: Spin-dependent transport properties of a GaMnAs-ba…

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A vertical spin metal-oxide-semiconductor field-effect transistor (spin MOSFET) is a promising low-power device for the post scaling era. Here, using a ferromagnetic-semiconductor GaMnAs-based vertical spin MOSFET with a GaAs channel layer,…

Spin-dependent transport was investigated in a spin metal-oxide-semiconductor field-effect transistors (spin MOSFET) with ferromagnetic MnAs source and drain (S/D) contacts. The spin MOSFET of bottom-gate type was fabricated by…

材料科学 · 物理学 2010-02-02 Ryosho. Nakane , Tomoyuki Harada , Kuniaki Sugiura , Satoshi Sugahara , Masaaki Tanaka

We have investigated the spin-dependent transport properties of GaMnAs-based three-terminal semiconductor spin hot-carrier transistor (SSHCT) structures. The emitter-base bias voltage VEB dependence of the collector current IC, emitter…

材料科学 · 物理学 2007-05-23 Yosuke Mizuno , Shinobu Ohya , Pham Nam Hai , Masaaki Tanaka

We propose and theoretically analyze a novel metal-oxide-semiconductor field-effect-transistor (MOSFET) type of spin transistor (hereafter referred to as a spin MOSFET) consisting of a MOS gate structure and half-metallic-ferromagnet (HMF)…

材料科学 · 物理学 2009-11-10 S. Sugahara , M. Tanaka

We have studied the spin transport characteristics of a spin metal-oxide-semiconductor field-effect transistor (spin MOSFET), particularly the bias voltage dependence of the electron spin polarization P_S in Si and the magnetoresistance…

介观与纳米尺度物理 · 物理学 2025-09-09 Shoichi Sato , Masaaki Tanaka , Ryosho Nakane

We propose a current-in-plane spin-valve field-effect transistor (CIP-SV-FET), which is composed of a ferromagnet / nonferromagnet / ferromagnet trilayer structure and a gate electrode. This is a promising device alternative to spin…

介观与纳米尺度物理 · 物理学 2016-11-03 Toshiki Kanaki , Tomohiro Koyama , Daichi Chiba , Shinobu Ohya , Masaaki Tanaka

Spin-based logic devices could operate at very high speed with very low energy consumption and hold significant promise for quantum information processing and metrology. Here, an in-house developed, experimentally verified, ensemble…

计算物理 · 物理学 2018-01-03 B. Thorpe , K. Kalna , F. C. Langbein , S Schirmer

We have experimentally and theoretically investigated the electron spin transport and spin distribution at room temperature in a Si two-dimensional (2D) inversion channel of back-gate-type spin metal-oxide-semiconductor field-effect…

应用物理 · 物理学 2020-07-22 Shoichi Sato , Masaaki Tanaka , Ryosho Nakane

We demonstrate the spin valve effect by ballistic transport in fully epitaxial MnAs ferromagnetic metal / GaAs semiconductor / GaAs:MnAs granular hybrid heterostructures. The GaAs:MnAs material contains ferromagnetic MnAs nanoparticles in a…

材料科学 · 物理学 2008-06-27 Pham Nam Hai , Yusuke Sakata , Masafumi Yokoyama , Shinobu Ohya , Masaaki Tanaka

A large spin-dependent and electric field-tunable magnetoresistance of a two-dimensional electron system (2DES) is a key ingredient for the realization of many novel concepts for spin-based electronic devices. The low magnetoresistance…

We use an aluminium single electron transistor with a magnetic gate to directly quantify the chemical potential anisotropy of GaMnAs materials. Uniaxial and cubic contributions to the chemical potential anisotropy are determined from field…

介观与纳米尺度物理 · 物理学 2015-06-04 C. Ciccarelli , L. P. Zarbo , A. C. Irvine , R. P. Campion , B. L. Gallagher , J. Wunderlich , T. Jungwirth , A. J. Ferguson

The silicon (Si) based spin-MOSFET (metal-oxide semiconductor field-effect transistor) is considered to be the building block of low-power-consumption electronics, utilizing spin-degrees of freedom in semiconductor devices. In this paper,…

介观与纳米尺度物理 · 物理学 2018-12-27 Duong Dinh Hiep , Masaaki Tanaka , Pham Nam Hai

We propose and analyze a novel dual-gate Spin Field Effect Transistor (SpinFET) with half-metallic ferromagnetic source and drain contacts. The transistor has two gate pads that can be biased independently. It can be switched ON or OFF with…

介观与纳米尺度物理 · 物理学 2009-11-13 J. Wan , M. Cahay , S. Bandyopadhyay

Spin-based metal-oxide-semiconductor field-effect transistors (MOSFET) with a high-mobility III-V channel are studied using self-consistent quantum corrected ensemble Monte Carlo device simulations of charge and spin transport. The…

介观与纳米尺度物理 · 物理学 2022-06-15 B Thorpe , K Kalna , S Schirmer

We propose a spintronic metal oxide semiconductor field effect transistor (spin MOSFET) where a spin gapless semiconductor (SGS) constitutes the channel and the drain is a ferromagnetic metal. SGS exhibit a non-zero band gap in only one of…

材料科学 · 物理学 2016-06-22 Patrizio Graziosi

We investigated the spin-dependent transport properties of a lateral spin-valve device with a 600 nm-long GaAs channel and ferromagnetic MnGa electrodes with perpendicular magnetization. Its current-voltage characteristics show nonlinear…

介观与纳米尺度物理 · 物理学 2020-02-24 Koki Chonan , Nguyen Huynh Duy Khang , Masaaki Tanaka , Pham Nam Hai

The integration of the spin degree of freedom in charge-based electronic devices has revolutionised both sensing and memory capability in microelectronics. Further development in spintronic devices requires electrical manipulation of spin…

介观与纳米尺度物理 · 物理学 2016-11-15 Wenjing Yan , Oihana Txoperena , Roger Llopis , Hanan Dery , Luis E. Hueso , Fèlix Casanova

A gate voltage application in a Si-based spin metal-oxide-semiconductor field-effect transistor (spin MOSFET) modulates spin accumulation voltages, where both electrical conductivity and drift velocity are modified while keeping constant…

We propose and numerically simulate novel reconfigurable logic gates employing spin metal-oxide-semiconductor field-effect transistors (spin MOSFETs). The output characteristics of the spin MOSFETs depend on the relative magnetization…

材料科学 · 物理学 2007-05-23 Satoshi Sugahara , Tomohiro Matsuno , Masaaki Tanaka

A spin metal-oxide-semiconductor field-effect-transistor (spin MOSFET), which combines a Schottky-barrier MOSFET with ferromagnetic source and drain contacts, is a promising device for spintronic logic. Previous simulation studies predict…

介观与纳米尺度物理 · 物理学 2008-12-06 Tony Low , Mark S. Lundstrom , Dmitri E. Nikonov
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