Search Results - "IRISAWA, Toshifumi"
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Efficient and Chiral Electroluminescence from In‐Plane Heterostructure of Transition Metal Dichalcogenide Monolayers
Published in Advanced functional materials (01-10-2022)“…Atomically thin transition metal dichalcogenides (TMDCs) are attractive materials for future optoelectronic applications because of their excellent electrical,…”
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Thermally stable Bi2Te3/WSe2 Van Der Waals contacts for pMOSFETs application
Published in Scientific reports (19-11-2024)“…Novel van der Waals (vdW) contacts formed by layered Bi 2 Te 3 are found effective in improving the performance of WSe 2 pMOSFETs. As compared with…”
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Multilayer In-Plane Heterostructures Based on Transition Metal Dichalcogenides for Advanced Electronics
Published in ACS nano (11-04-2023)“…In-plane heterostructures of transition metal dichalcogenides (TMDCs) have attracted much attention for high-performance electronic and optoelectronic devices…”
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4
Advanced germanium layer transfer for ultra thin body on insulator structure
Published in Applied physics letters (26-12-2016)“…We present the HEtero-Layer Lift-Off (HELLO) technique to obtain ultra thin body (UTB) Ge on insulator (GeOI) substrates. The transferred ultra thin Ge layers…”
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5
Large-Scale 1T′-Phase Tungsten Disulfide Atomic Layers Grown by Gas-Source Chemical Vapor Deposition
Published in ACS nano (23-08-2022)“…The control of crystal polymorphism and exploration of metastable, two-dimensional, 1T′-phase, transition-metal dichalcogenides (TMDs) have received…”
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Continuous Color‐Tunable Light‐Emitting Devices Based on Compositionally Graded Monolayer Transition Metal Dichalcogenide Alloys
Published in Advanced materials (Weinheim) (01-11-2022)“…The diverse series of transition metal dichalcogenide (TMDC) materials has been employed in various optoelectronic applications, such as photodetectors,…”
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Electrical properties and band alignments of Sb2Te3/Si heterojunctions, low-barrier Sb2Te3/n-Si and high-barrier Sb2Te3/p-Si junctions
Published in Applied physics express (01-03-2024)“…We investigated the electrical junction properties of the layered Sb _2 Te _3 film formed on Si substrates. The current−voltage characteristics of the Sb _2 Te…”
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Physical Mechanisms of Mobility Enhancement in Ultrathin Body GeOI pMOSFETs Fabricated by HEtero-Layer-Lift-Off Technology
Published in IEEE transactions on electron devices (01-03-2019)“…Advanced channel formation technologies called HEtero-layer-lift-off utilizing SiGe heteroepitaxy have been realized for fabricating ultrathin body (UTB)…”
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9
Performance and reliability improvement in Ge(1 0 0) nMOSFETs through channel flattening process
Published in Solid-state electronics (01-07-2020)“…The impact of channel flattening process, dozen digital etching (DDE), which is several dozen cyclic treatments of plasma oxidation and oxide wet etching, on…”
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10
First Experimental Observation of Channel Thickness Scaling Induced Electron Mobility Enhancement in UTB-GeOI nMOSFETs
Published in IEEE transactions on electron devices (01-11-2017)“…High quality ultrathin body (UTB)-Ge-oninsulator (GeOI) substrates have been fabricated with advanced layer transfer technology called HEtero-LayerLift-Off…”
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11
CVD grown bilayer WSe2/MoSe2 heterostructures for high performance tunnel transistors
Published in Japanese Journal of Applied Physics (01-04-2020)“…Bilayer WSe2/MoSe2 van der Waals heterostructures have been directly grown on SiO2/Si substrates by 2-step chemical vapor deposition method. Bilayer nature…”
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12
Ultrathin MoS₂-Channel FeFET Memory With Enhanced Ferroelectricity in HfZrO₂ and Body-Potential Control
Published in IEEE journal of the Electron Devices Society (2022)“…We have experimentally demonstrated memory operation of a HfO 2 -based ferroelectric FET (FeFET) with an ultrathin MoS 2 channel and bottom-gate structure. ZrO…”
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13
Sb2Te3/MoS2 Van der Waals Junctions with High Thermal Stability and Low Contact Resistance
Published in Advanced electronic materials (01-04-2023)“…Two‐dimensional transition metal dichalcogenides (TMDCs) demonstrate great potential in nanoelectronics devices owing to their high carrier mobility in the…”
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14
Low thermal budget epitaxial lift off (ELO) for Ge (111)-on-insulator structure
Published in Japanese Journal of Applied Physics (01-05-2022)“…Germanium-on-insulator (GeOI) structures with a surface orientation of (111) have been successfully fabricated by using low thermal budget epitaxial-lift-off…”
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Growth of MoS2–Nb-doped MoS2 lateral homojunctions: A monolayer p–n diode by substitutional doping
Published in APL materials (01-12-2021)“…Monolayer transition metal dichalcogenides (TMDs) have been considered as promising materials for various next-generation semiconductor devices. However,…”
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16
Interlayer coupling effect on the performance of monolithic three-dimensional inverters and its dependence on the interlayer dielectric thickness
Published in Japanese Journal of Applied Physics (01-04-2017)“…We study the interlayer coupling in monolithic three-dimensional (3D) inverters and investigate its effect on the performance of 3D inverters using technology…”
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Tensile strain ultra thin body SiGe on insulator through hetero-layer transfer technique
Published in Materials science in semiconductor processing (01-11-2017)“…The ultra thin body (UTB) SiGe on insulator (SGOI) substrate with body thickness of only 5nm has been fabricated by hetero-layer transfer technique with highly…”
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18
Physical mechanism of source and drain resistance reduction for high-performance short-channel InGaZnO thin-film transistors
Published in Japanese Journal of Applied Physics (01-04-2015)“…We systematically study the mechanism of source and drain parasitic resistance reduction in amorphous InGaZnO thin-film transistors. Hall measurement shows…”
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Strain characterization in SOI and strained-Si on SGOI MOSFET channel using nano-beam electron diffraction (NBD)
Published in Materials science & engineering. B, Solid-state materials for advanced technology (05-12-2005)“…SOI MOSFETs are attractive device structures for high-performance CMOS because they offer the advantages of high-speed and low-power-dissipation operation. For…”
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Uniaxial Stress Engineering for High-Performance Ge NMOSFETs
Published in IEEE transactions on electron devices (01-05-2010)“…Ge channel is one of the promising performance boosters for replacing Si channel in future complementary metal-oxide-semiconductor technology. The uniaxial…”
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