May 24, 2024 | News Articles, Our Research
Full article citation: I. Charaev et al., “Single-photon detection using large-scale high-temperature MgB2 sensors at 20 K,” Nat Commun, vol. 15, no. 1, p. 3973, May 2024. The article is Open Access and can be viewed here. Abstract Ultra-fast single-photon detectors...
Sep 26, 2022 | News Articles
Mina Bionta explores how light interacts with matter by capturing snapshots of those interactions on the timescale of the light’s oscillations. See the article in APS Physics here.
Jul 19, 2022 | News Articles
The optimization of superconducting thin-films has pushed the sensitivity of superconducting nanowire single-photon detectors (SNSPDs) to the mid-infrared (mid-IR). Earlier demonstrations have shown that straight tungsten silicide nanowires can achieve unity internal...
May 24, 2022 | News Articles
Recent advancements in nanofabrication have enabled the creation of vacuum electronic devices with nanoscale free-space gaps. These nanoelectronic devices promise the benefits of cold-field emission and transport through free space, such as high nonlinearity and...
Mar 8, 2022 | News Articles
Carrier-envelope phase (CEP) detection of ultrashort optical pulses and low-energy waveform field sampling have recently been demonstrated using direct time-domain methods that exploit optical-field photoemission from plasmonic nanoantennas. These devices are compact...
Apr 30, 2021 | News Articles
Refractory materials exhibit high damage tolerance, which is attractive for the creation of nanoscale field-emission electronics and optoelectronics applications that require operation at high peak current densities and optical intensities. Recent results have...
Apr 15, 2021 | News Articles
We demonstrate an on-chip, optoelectronic device capable of sampling arbitrary, low-energy, near-infrared waveforms under ambient conditions with sub-optical-cycle resolution. Our detector uses field-driven photoemission from resonant nanoantennas to create attosecond...
Feb 26, 2021 | News Articles
In this work, we investigate multiphoton and optical field tunneling emission from metallic surfaces with nanoscale vacuum gaps. Using time-dependent Schrödinger equation (TDSE) simulations, we find that the properties of the emitted photocurrent in such systems can...
Feb 25, 2021 | News Articles
Developing compact, low-dissipation, cryogenic-compatible microwave electronics is essential for scaling up low-temperature quantum computing systems. In this paper, we demonstrate an ultracompact microwave directional forward coupler based on high-impedance slow-wave...
Feb 2, 2021 | News Articles
We present a comprehensive study of molybdenum nitride (MoN) thin film deposition using direct current reactive magnetron sputtering. We have investigated the effect of various deposition conditions on the superconducting and electrical properties of the films....