High temperature superconductor terahertz emitters: Fundamental physics and its applications T Kashiwagi, M Tsujimoto, T Yamamoto, H Minami, K Yamaki, ...
Japanese Journal of Applied Physics 51 (1R), 010113, 2011
143 2011 Tunable terahertz emission from the intrinsic Josephson junctions in acute isosceles triangular Bi2 Sr2 CaCu2 O8+δ mesas K Delfanazari, H Asai, M Tsujimoto, T Kashiwagi, T Kitamura, ...
Optics Express 21 (2), 2171-2184, 2013
75 2013 Three-dimensional numerical analysis of terahertz radiation emitted from intrinsic Josephson junctions with hot spots H Asai, M Tachiki, K Kadowaki
Physical Review B—Condensed Matter and Materials Physics 85 (6), 064521, 2012
51 2012 Quantum terahertz electronics (QTE) using coherent radiation from high temperature superconducting Bi2Sr2CaCu2O8+ δ intrinsic Josephson junctions K Kadowaki, M Tsujimoto, K Delfanazari, T Kitamura, M Sawamura, ...
Physica C: Superconductivity 491, 2-6, 2013
46 2013 Intense terahertz emission from intrinsic Josephson junctions by external heat control H Asai, S Kawabata
Applied Physics Letters 104 (11), 2014
42 2014 Effect of Bias Electrode Position on Terahertz Radiation From Pentagonal Mesas of Superconducting K Delfanazari, H Asai, M Tsujimoto, T Kashiwagi, T Kitamura, ...
IEEE transactions on terahertz science and technology 5 (3), 505-511, 2015
37 2015 Terahertz oscillating devices based upon the intrinsic Josephson junctions in a high temperature superconductor K Delfanazari, H Asai, M Tsujimoto, T Kashiwagi, T Kitamura, K Ishida, ...
Journal of Infrared, Millimeter, and Terahertz Waves 35, 131-146, 2014
34 2014 Perspective of negative capacitance FinFETs investigated by transient TCAD simulation H Ota, K Fukuda, T Ikegami, J Hattori, H Asai, S Migita, A Toriumi
2017 IEEE International Electron Devices Meeting (IEDM), 15.2. 1-15.2. 4, 2017
30 2017 Study of coherent and continuous terahertz wave emission in equilateral triangular mesas of superconducting Bi2Sr2CaCu2O8+ δ intrinsic Josephson junctions K Delfanazari, H Asai, M Tsujimoto, T Kashiwagi, T Kitamura, ...
Physica C: Superconductivity 491, 16-19, 2013
30 2013 A TCAD device simulator for exotic materials and its application to a negative-capacitance FET T Ikegami, K Fukuda, J Hattori, H Asai, H Ota
Journal of Computational Electronics 18, 534-542, 2019
26 2019 Proposal of terahertz patch antenna fed by intrinsic Josephson junctions H Asai, M Tachiki, K Kadowaki
Applied physics letters 101 (11), 2012
26 2012 Dislocation resistivity in Cu: dependence of the deviations from Matthiessen's rule on temperature, dislocation density and impurity content R Zurcher, M Muller, F Sachslehner, V Groger, M Zehetbauer
Journal of Physics: Condensed Matter 7 (18), 3515, 1995
23 1995 Effects of lasing in a one-dimensional quantum metamaterial H Asai, S Savel'ev, S Kawabata, AM Zagoskin
Physical Review B 91 (13), 134513, 2015
21 2015 Fringing field effects in negative capacitance field-effect transistors with a ferroelectric gate insulator J Hattori, K Fukuda, T Ikegami, H Ota, S Migita, H Asai, A Toriumi
Japanese Journal of Applied Physics 57 (4S), 04FD07, 2018
20 2018 Control of circularly polarized THz wave from intrinsic Josephson junctions by local heating H Asai, S Kawabata
Applied Physics Letters 110 (13), 2017
14 2017 Multidomain dynamics of ferroelectric polarization and its coherency-breaking in negative capacitance field-effect transistors H Ota, T Ikegami, K Fukuda, J Hattori, H Asai, K Endo, S Migita, A Toriumi
2018 IEEE International Electron Devices Meeting (IEDM), 9.1. 1-9.1. 4, 2018
13 2018 Theory of macroscopic quantum tunneling with Josephson-Leggett collective excitations in multiband superconducting Josephson junctions H Asai, Y Ota, S Kawabata, M Machida, F Nori
Physical Review B 89 (22), 224507, 2014
13 2014 Effects of magnetic fields on the coherent THz emission from mesas of single crystal Bi2Sr2CaCu2O8+ δ T Kitamura, T Kashiwagi, M Tsujimoto, K Delfanazari, M Sawamura, ...
Physica C: Superconductivity 494, 117-120, 2013
13 2013 Importance of source and drain extension design in cryogenic MOSFET operation: causes of unexpected threshold voltage increases T Inaba, H Asai, J Hattori, K Fukuda, H Oka, T Mori
Applied Physics Express 15 (8), 084004, 2022
12 2022 Experimental and theoretical studies of mesas of several geometries for terahertz wave radiation from the intrinsic Josephson junctions in superconducting Bi2 Sr2 CaCu2 O … K Delfanazari, H Asai, M Tsujimoto, T Kashiwagi, T Kitamura, ...
2012 37th International Conference on Infrared, Millimeter, and Terahertz …, 2012
12 2012 