Cold hybrid ion-atom systems

M Tomza, K Jachymski, R Gerritsma, A Negretti… - Reviews of modern …, 2019 - APS
Hybrid systems of laser-cooled trapped ions and ultracold atoms combined in a single
experimental setup have recently emerged as a new platform for fundamental research in …

Superconducting emitters of THz radiation

U Welp, K Kadowaki, R Kleiner - Nature photonics, 2013 - nature.com
Layered superconductors such as the copper-oxide high-temperature superconductor
Bi2Sr2CaCu2O8+ δ are emerging as compact sources of coherent continuous-wave …

Wide-band frequency modulation of a terahertz intrinsic Josephson junction emitter of a cuprate superconductor

M Miyamoto, R Kobayashi, G Kuwano, M Tsujimoto… - Nature …, 2024 - nature.com
Communication using terahertz (∼ 1012 Hz) electromagnetic waves is critical for
develo** sixth-generation wireless network infrastructures. Conflictions between stable …

Terahertz-wave emission from Bi2212 intrinsic Josephson junctions: A review on recent progress

I Kakeya, H Wang - Superconductor Science and Technology, 2016 - iopscience.iop.org
Emission of terahertz (THz) electromagnetic (EM) waves from a high critical temperature (T
c) superconductor intrinsic Josephson junction (IJJ) is a new and promising candidate for …

Terahertz emission and detection both based on high-Tc superconductors: Towards an integrated receiver

DY An, J Yuan, N Kinev, MY Li, Y Huang, M Ji… - Applied physics …, 2013 - pubs.aip.org
We have combined a stand-alone Bi 2 Sr 2 CaCu 2 O 8 intrinsic Josephson junction stack,
emitting terahertz radiation, with a YBa 2 Cu 3 O 7 grain boundary Josephson junction …

A high-Tc intrinsic Josephson junction emitter tunable from 0.5 to 2.4 terahertz

T Kashiwagi, K Sakamoto, H Kubo, Y Shibano… - Applied Physics …, 2015 - pubs.aip.org
Strong, monochromatic, coherent and continuous terahertz (THz) radiation was generated
from the intrinsic Josephson junctions in a cylindrical stand-alone mesa sandwich structure …

[HTML][HTML] THz range low-noise SIS receivers for space and ground-based radio astronomy

KI Rudakov, AV Khudchenko, LV Filippenko… - Applied Sciences, 2021 - mdpi.com
Featured Application The results described in this paper will be used to develop low-noise
receiving systems for ground-based radio telescopes and future space missions. Abstract …

[HTML][HTML] Terahertz emission from Bi2Sr2CaCu2O8+ x intrinsic Josephson junction stacks

R Kleiner, H Wang - Journal of Applied Physics, 2019 - pubs.aip.org
Electromagnetic radiation at frequencies in the terahertz (THz) range is highly interesting for
potential applications in biology or medical diagnostics, high-bandwidth communication …

Generation of electromagnetic waves from 0.3 to 1.6 terahertz with a high-Tc superconducting Bi2Sr2CaCu2O8+ δ intrinsic Josephson junction emitter

T Kashiwagi, T Yamamoto, T Kitamura… - Applied Physics …, 2015 - pubs.aip.org
To obtain higher power P and frequency f emissions from the intrinsic Josephson junctions
in a high-T c superconducting Bi 2 Sr 2 CaCu 2 O 8+ δ single crystal, we embedded a …

Efficient fabrication of intrinsic-Josephson-junction terahertz oscillators with greatly reduced self-heating effects

T Kashiwagi, T Yamamoto, H Minami, M Tsujimoto… - Physical review applied, 2015 - APS
The intrinsic Josephson junctions (IJJs) in the high-T c superconductor Bi 2 Sr 2 CaCu 2 O
8+ δ (Bi2212) are shown to have great potential for the construction of an oscillator emitting …