Results 31 to 40 of about 22,569 (248)

Coherent Ising machines—Quantum optics and neural network Perspectives [PDF]

open access: yes, 2020
A coherent Ising machine (CIM) is a network of optical parametric oscillators (OPOs), in which the “strongest” collective mode of oscillation at well above threshold corresponds to an optimum solution of a given Ising problem. When a pump rate or network
Yoshihisa Yamamoto   +3 more
semanticscholar   +1 more source

Pacientų, sergančių Vernerio sindromu, odos opų chirurginis gydymas: literatūros apžvalga

open access: yesLietuvos Chirurgija
Įvadas. Vernerio sindromas – retas autosominiu recesyviniu būdu paveldimas sutrikimas, pasižymintis ankstyvo senėjimo fenotipais, tarp kurių – konservatyviajam gydymui atsparios odos opos. Tikslas – apžvelgti mokslinėje literatūroje publikuotus pacientų,
Viltė Radavičiūtė
doaj   +3 more sources

Breakthroughs in Photonics 2012: Breakthroughs in Optical Parametric Oscillators

open access: yesIEEE Photonics Journal, 2013
The latest breakthroughs in optical parametric oscillators (OPOs) for the generation of tunable coherent radiation from the continuous-wave to femtosecond timescales are presented.
M. Ebrahim-Zadeh   +3 more
doaj   +1 more source

Ladder of Eckhaus instabilities and parametric conversion in chi(2) microresonators

open access: yesCommunications Physics, 2022
A series of discrete transitions between the different mode pairs in the output of the microresonator OPOs has hinted at a connection with Eckhaus instabilities originally discovered in fluid dynamics.
Danila N. Puzyrev, Dmitry V. Skryabin
doaj   +1 more source

The New Distance-Based Kidney Allocation System: Implications for Patients, Transplant Centers, and Organ Procurement Organizations

open access: yesCurrent Transplantation Reports, 2022
The goal of deceased donor kidney allocation policy is to provide objective prioritization for donated kidneys, and policy has undergone a series of revisions in the past decade in attempt to achieve equity and utility in access to kidney transplantation.
D. Cron, S. Husain, J. Adler
semanticscholar   +1 more source

A random optical parametric oscillator

open access: yesNature Communications, 2023
Synchronously pumped optical parametric oscillators (OPOs) provide ultra-fast light pulses at tuneable wavelengths. Their primary drawback is the need for precise cavity control (temperature and length), with flexibility issues such as fixed repetition ...
Pedro Tovar   +4 more
doaj   +1 more source

A call to routinely test lower respiratory tract samples for SARS-CoV-2 in lung donors

open access: yesAmerican Journal of Transplantation, 2021
SARS-CoV-2 may be transmissible from organ donor to recipient, although only a single lung transplant case has been reported (1). The American Society of Transplantation (AST) has recommended deceased donor screening for SARS-CoV-2 with upper respiratory
Deepali Kumar   +3 more
semanticscholar   +1 more source

Spectral phase transitions in optical parametric oscillators [PDF]

open access: yesNature Communications, 2020
Driven nonlinear resonators provide a fertile ground for phenomena related to phase transitions far from equilibrium, which can open opportunities unattainable in their linear counterparts.
Arkadev Roy   +4 more
semanticscholar   +1 more source

High average power, widely tunable femtosecond laser source from red to mid-infrared based on an Yb-fiber-laser-pumped optical parametric oscillator [PDF]

open access: yes, 2013
We report on the highly efficient generation of widely tunable femtosecond pulses based on intracavity second harmonic generation (SHG) and sum frequency generation (SFG) in a MgO-doped periodically poled LiNbO3 optical parametric oscillator (OPO), which
Fan, Jintao   +6 more
core   +1 more source

Vortices in Polariton OPO Superfluids [PDF]

open access: yes, 2012
40 pages, 16 ...
Marchetti, FM, Szymanska, MH
openaire   +3 more sources

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