Results 211 to 220 of about 28,721 (300)

Online training and pruning of multi-wavelength photonic neural networks. [PDF]

open access: yesNanophotonics
Zhang J   +7 more
europepmc   +1 more source

Digital all-optical signal processing using microdisk lasers [PDF]

open access: yes, 2010
Chrysos, N   +8 more
core  

Silver Ion‐Mediated [hk1]‐Oriented Sb2Se3 Crystal Growth for Efficient Photoelectrochemical Hydrogen Evolution

open access: yesAdvanced Functional Materials, EarlyView.
Ag+‐mediated hydrothermal crystal engineering promotes preferential [hk1]‐oriented growth of Sb2Se3 via an ultrathin MoOx interlayer, improving crystallinity and suppressing non‐radiative recombination. The optimized Ag+ treatment photocathode delivers 24.7 mA cm−2 at 0 VRHE and improved stability, revealing an ion‐modulated route to high‐performance ...
Ziying Zhang   +10 more
wiley   +1 more source

Squeezed light generation in periodically poled thin-film lithium niobate waveguides. [PDF]

open access: yesNanophotonics
Shi X   +14 more
europepmc   +1 more source

A Programmable Semiconductor Containing Active Molecular Photoswitches Located in the Crystal's Volume Phase

open access: yesAdvanced Functional Materials, EarlyView.
A novel approach for the design of functional semiconductors is presented, which utilizes the excellent optoelectronic properties of layered hybrid perovskites and the possibility to introduce a molecular photoswitch as the organic spacer. This concept is successfully demonstrated on a coumarin‐based system with the possibility to change the bandgap ...
Oliver Treske   +4 more
wiley   +1 more source

Laser‐Microscribed Glass Enables Surface‐Microfluidics‐Facilitated, Affordable, Rapid Cancer Diagnosis

open access: yesAdvanced Functional Materials, EarlyView.
A transparent, laser‐microscribed glass platform enables cancer diagnosis within 1 h—much faster than histology, which takes days, and free from the chemical or contrast risks of MRI or CT scans. The antibody‐functionalized rough glass surface captures viable cancer cells directly from suspension, allowing instant optical readout and offering a rapid ...
Anish Pal   +5 more
wiley   +1 more source

An Open-Path Eddy-Covariance Laser Spectrometer for Simultaneous Monitoring of CO2, CH4, and H2O. [PDF]

open access: yesSensors (Basel)
Meshcherinov V   +11 more
europepmc   +1 more source

Scalable Thermal Engineering via Femtosecond Laser‐Direct‐Written Phononic Nanostructures

open access: yesAdvanced Functional Materials, EarlyView.
This study demonstrates that femtosecond laser‐induced periodic surface structures (fs‐LIPSS) can function as phononic metasurfaces, reducing thermal conductivity below the plain thin‐film limit. Phonon Monte Carlo analysis reveals that the periodic structures restrict phonon mean free paths.
Hiroki Hamma   +4 more
wiley   +1 more source

Quadrature squeezing in a nanophotonic microresonator. [PDF]

open access: yesNat Commun
Ulanov AE, Ruhnke B, Wildi T, Herr T.
europepmc   +1 more source

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