The present status of high-Tc superconducting terahertz emitters
T Kashiwagi, H Kubo, K Sakamoto… - Superconductor …, 2017 - iopscience.iop.org
A terahertz (THz) wave emitter using the stack of intrinsic Josephson junctions present in the
high-T c superconductor Bi 2 Sr 2 CaCu 2 O 8+ δ (Bi2212) has been developed. By applying …
high-T c superconductor Bi 2 Sr 2 CaCu 2 O 8+ δ (Bi2212) has been developed. By applying …
Monolithic superconducting emitter of tunable circularly polarized terahertz radiation
We propose an approach to controlling the polarization of terahertz (THz) radiation from
intrinsic Josephson-junction stacks in a single crystalline high-temperature superconductor …
intrinsic Josephson-junction stacks in a single crystalline high-temperature superconductor …
Cavity mode enhancement of terahertz emission from equilateral triangular microstrip antennas of the high-Tc superconductor Bi2Sr2CaCu2O8+ δ
DP Cerkoney, C Reid, CM Doty… - Journal of Physics …, 2016 - iopscience.iop.org
We study the transverse magnetic (TM) electromagnetic cavity mode wave functions for an
ideal equilateral triangular microstrip antenna (MSA) exhibiting C 3v point group symmetry …
ideal equilateral triangular microstrip antenna (MSA) exhibiting C 3v point group symmetry …
Improved excitation mode selectivity of high-Tc superconducting terahertz emitters
T Kashiwagi, T Yuasa, Y Tanabe, T Imai… - Journal of applied …, 2018 - pubs.aip.org
Using our recent design of thermally managed sandwich device structures, we studied the
radiation frequency characteristics of three such devices of the same rectangular …
radiation frequency characteristics of three such devices of the same rectangular …
Terahertz emission from the intrinsic Josephson junctions of high-symmetry thermally-managed Bi2Sr2CaCu2O8+ δ microstrip antennas
RA Klemm, AE Davis, QX Wang… - IOP Conference …, 2017 - iopscience.iop.org
We show for high-symmetry disk, square, or equilateral triangular thin microstrip antennas of
any composition respectively obeying C∞ v, C 4v, and C 3v point group symmetries, that the …
any composition respectively obeying C∞ v, C 4v, and C 3v point group symmetries, that the …
Investigation of wet etching solutions and method for thicker stand alone type of mesa structures of Bi2212 single crystals
T Imai, T Kashiwagi, S Nakagawa… - Japanese Journal of …, 2021 - iopscience.iop.org
In order to develop terahertz emitting devices based on high temperature superconductor
Bi2212, we explored a simple and easy fabrication process of the stand alone type of mesa …
Bi2212, we explored a simple and easy fabrication process of the stand alone type of mesa …
Terahertz emission from thermally managed square intrinsic Josephson junction microstrip antennas
RA Klemm, AE Davis, QX Wang - IEEE Journal of Selected …, 2017 - ieeexplore.ieee.org
We show for thin square microstrip antennas that the transverse magnetic electromagnetic
cavity modes are greatly restricted in number due to the point group symmetry of a square …
cavity modes are greatly restricted in number due to the point group symmetry of a square …
Thermoreflectance microscopy measurements of the Joule heating characteristics of high-Tc superconducting terahertz emitters
T Kashiwagi, T Tanaka, C Watanabe, H Kubo… - Journal of Applied …, 2017 - pubs.aip.org
Joule heating is the central issue in order to develop high-power and high-performance
terahertz (THz) emission from mesa devices employing the intrinsic Josephson junctions in …
terahertz (THz) emission from mesa devices employing the intrinsic Josephson junctions in …
Study of Radiation Characteristics of Intrinsic Josephson Junction Terahertz Emitters with Different Thickness of Bi2Sr2CaCu2O8+δ Crystals
T Kashiwagi, T Yuasa, G Kuwano, T Yamamoto… - Materials, 2021 - mdpi.com
The radiation intensity from the intrinsic Josephson junction high-T c superconductor Bi 2 Sr
2 CaCu 2 O 8+ δ terahertz emitters (Bi2212-THz emitters) is one of the most important …
2 CaCu 2 O 8+ δ terahertz emitters (Bi2212-THz emitters) is one of the most important …
BSCCO Terahertz Oscillators Controlled with Additional Heaters
D Oikawa, E Dorsch, S Guénon… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Terahertz (THz) oscillators based on the cuprate superconductor Bi Sr CaCu O (BSCCO)
often suffer from Joule heating produced by the dissipative currents flowing in the oscillator …
often suffer from Joule heating produced by the dissipative currents flowing in the oscillator …