Physics for neuromorphic computing

D Marković, A Mizrahi, D Querlioz, J Grollier - Nature Reviews Physics, 2020 - nature.com
Neuromorphic computing takes inspiration from the brain to create energy-efficient hardware
for information processing, capable of highly sophisticated tasks. Systems built with standard …

Second-order coherence properties of metallic nanolasers

WE Hayenga, H Garcia-Gracia, H Hodaei, C Reimer… - Optica, 2016 - opg.optica.org
Due to the high spontaneous emission coupled into the resonance mode in metallic
nanolasers, there has been a debate concerning the coherence properties of this family of …

“Phase transitions” in small systems: Why standard threshold definitions fail for nanolasers

GL Lippi, T Wang, GP Puccioni - Chaos, Solitons & Fractals, 2022 - Elsevier
Since the development of micro-and nanolasers, the question of laser threshold has been
subject to debate. Different definitions have been used to try and establish its occurrence …

Thresholdless Transition to Coherent Emission at Telecom Wavelengths from Coaxial Nanolasers with Excitation Power Dependent β‐Factors

S Kreinberg, K Laiho, F Lohof… - Laser & Photonics …, 2020 - Wiley Online Library
The ongoing miniaturization of semiconductor lasers has enabled ultra‐low threshold
devices and even provided a path to approach thresholdless lasing with linear input–output …

Light engineering in nanometer space

Y Kim, BJ Park, M Kim, YH Jin, NR Park… - Advanced …, 2020 - Wiley Online Library
Significant advances have been made in photonic integrated circuit technology, similar to
the development of electronic integrated circuits. However, the miniaturization of cavity …

Direct modulation of electrically pumped coupled microring lasers

C Xu, WE Hayenga, DN Christodoulides… - Optics …, 2022 - opg.optica.org
We demonstrate how the presence of gain-loss contrast between two coupled identical
resonators can be used as a new degree of freedom to enhance the modulation frequency …

Measuring the frequency response of optically pumped metal-clad nanolasers

C Xu, WE Hayenga, M Khajavikhan, P Likamwa - Optics express, 2019 - opg.optica.org
We report on our initial attempt to characterize the intrinsic frequency response of metal-clad
nanolasers. The probed nanolaser is optically biased and modulated, allowing the emitted …

Enhanced modulation characteristics in broken symmetric coupled microring lasers

C Xu, WE Hayenga, H Hodaei, DN Christodoulides… - Optics …, 2020 - opg.optica.org
The dynamical behavior of broken symmetric coupled cavity lasers is theoretically
investigated. The frequency response of this class of lasers is obtained using small signal …

Extraction of silver losses at cryogenic temperatures through the optical characterization of silver-coated plasmonic nanolasers

A Koulas-Simos, G Sinatkas, T Zhang, JL Xu… - Optics …, 2022 - opg.optica.org
We report on the extraction of silver losses in the range 10 K-180 K by performing
temperature-dependent micro-photoluminescence measurements in conjunction with …

High-speed on-chip light sources at the nanoscale

X Li, Q Gu - Advances in Physics: X, 2019 - Taylor & Francis
Following a similar trend in the scaling of electronic integrated circuits (ICs), the downscaling
of optical sources promises revenues such as higher energy efficiency and faster operation …