Results 71 to 80 of about 1,386,672 (261)

Optics in Our Time [PDF]

open access: yes, 2016
Optics, Lasers, Photonics, Optical Devices; Quantum Optics; Popular Science in Physics; History and Philosophical Foundations of ...

core   +1 more source

Semi-device-independent quantum random number generator with a broadband squeezed state of light

open access: yesnpj Quantum Information
Random numbers are a basic ingredient of simulation algorithms and cryptography, and play a significant part in computer simulation and information processing.
Jialin Cheng   +7 more
doaj   +1 more source

Donor‐Engineered Chiral Indium–Salen Complexes for Tunable Circularly Polarized Luminescence

open access: yesAdvanced Functional Materials, EarlyView.
Chiral indium–salen complexes bearing electronically and structurally diverse donor substituents are presented as modular main‐group luminophores exhibiting tunable blue‐to‐green circularly polarized luminescence. Donor engineering systematically controls frontier‐orbital distribution, intraligand charge transfer, and excited‐state relaxation ...
Haein Kim   +14 more
wiley   +1 more source

1.3 W, super-octave-spanning Pulses at 2.3 μm from a Cr:ZnS Amplifier [PDF]

open access: yesEPJ Web of Conferences
We investigate spectral broadening in TiO2 seeded by > 2 W, τ0.5 = 26 fs, 23 MHz pulses from a Cr:ZnS amplifier. We generate pulses covering spectrum from 1.1 to 3.2 µm at the -20-dB level at 1.3 W. © 2024 The Author(s)
Kimbaras Džiugas   +7 more
doaj   +1 more source

Precise Measurement of Hyperfine Structure of Cesium 7S1/2 Excited State

open access: yesApplied Sciences, 2020
We present a precise measurement of the hyperfine structure of cesium 7 S 1 / 2 excited state by employing electromagnetically induced spectroscopy (EIS) with a cesium three-level cascade ( 6 S 1 / 2 − 6 P 3 / 2 − 7 S
Yunhui He   +4 more
doaj   +1 more source

Physics‐Grounded Materials Artificial Intelligence for Reliable Materials Discovery

open access: yesAdvanced Functional Materials, EarlyView.
Physics‐Grounded Materials AI (PhysMat AI) integrates physical priors, descriptors, constraints, verification, and data infrastructure into a unified full‐stack framework, enabling reliable, interpretable, and autonomous AI‐driven materials discovery.
Yuhang Wang   +3 more
wiley   +1 more source

Quantum Optics

open access: yes, 2006
This is the third, revised and extended edition of the acknowledged "Lectures on Quantum Optics" by W. Vogel and D.-G. Welsch.It offers theoretical concepts of quantum optics, with special emphasis on current research trends.
Vogel, Werner, Welsch, Dirk Gunnar
core   +1 more source

Electrically Induced Phase Transition and Synaptic Functionality in MoTe2/Graphene Memristors

open access: yesAdvanced Functional Materials, EarlyView.
An electrically induced reversible 2H ↔ 1T′ phase transition is demonstrated in a vertical Au/Ti/MoTe2/graphene memristor with a laterally contacted graphene electrode. Resistive switching proceeds through a compositionally invariant amorphous/2H ↔ amorphous/1T′ transformation, in which a self‐formed amorphous MoTe2 interfacial region is proposed to ...
Chien‐Hua Wang   +7 more
wiley   +1 more source

An Adaptive Inhibitory WSe2 Transistor for Retinomorphic In‐Sensor Image Processing

open access: yesAdvanced Functional Materials, EarlyView.
Conventional retinomorphic devices typically require deliberate gate‐bias tuning for each illumination condition. In this paper, we demonstrate an adaptive inhibitory WSe2 transistor that uses photo‐induced regime shift between the subthreshold and accumulation modes to achieve decision‐free, intensity‐adaptive image processing within a single pixel ...
Juhwan Baek   +12 more
wiley   +1 more source

2015 European Conference on Lasers and Electro-Optics - European Quantum Electronics Conference

open access: yes, 2015
EQEC, held every two years in tandem with CLEO/Europe, has a strong tradition as a comprehensive and prestigious gathering of optics and photonics researchers and engineers in Europe.

core   +1 more source

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