Layered superconductors such as the copper-oxide high-temperature superconductor
Bi2Sr2CaCu2O8+ δ are emerging as compact sources of coherent continuous-wave …

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 …

Stacks of intrinsic Josephson junctions in high-temperature superconductors enable the
fabrication of compact sources of coherent terahertz radiation. Here, we demonstrate that …

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 …

Strong, monochromatic, coherent and continuous terahertz (THz) radiation was generated
from the intrinsic Josephson junctions in a cylindrical stand-alone mesa sandwich structure …

We present detailed experimental and theoretical investigations of hotspots produced by
trapped vortex bundles and their effect on the radio-frequency (rf) surface resistance R s of …

Electromagnetic radiation at frequencies in the terahertz (THz) range is highly interesting for
potential applications in biology or medical diagnostics, high-bandwidth communication …

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 …

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 …

We report on Bi 2 Sr 2 CaCu 2 O 8 (BSCCO) intrinsic Josephson junction stacks with
improved cooling, allowing for a remarkable increase in emission frequency compared to …