Results 171 to 180 of about 279,237 (328)

Strong and Weak Coupling Nanophysics with Free Electron Beams

open access: yesAdvanced Optical Materials, EarlyView.
This paper focuses on a short review of the study of the coupling between optical excitations at the nanometer scale, made possible by recent advances in free electron beam spectroscopies. In particular, plasmon–plasmon, plasmon–exciton, and plasmon–phonon couplings are reviewed. Abstract The work of Luis M.
Mathieu Kociak   +6 more
wiley   +1 more source

Applications of QSPR and Machine Learning in Molecular Photonics

open access: yesAdvanced Optical Materials, EarlyView.
Quantitative structureproperty relationships (QSPR) and machine learning (ML) are transforming photochemistry by enabling pre‐synthetic screening of photoactive molecules. This review outlines advances in data‐driven discovery of optical materials and functional dyes, identifies effective descriptors and models for photophysical processes, and provides
Andrey A. Buglak   +2 more
wiley   +1 more source

Illuminating Quantum Phenomena in 2D Materials: The Power of Optical Spectroscopy

open access: yesAdvanced Optical Materials, EarlyView.
Atomically thin 2D materials host quantum tunnelling, plasmonic and excitonic phenomena driven by reduced dimensionality and strong many‐body interactions. This review links these effects to state‐of‐the‐art optical probes—NSOM, pump–probe, CARS, TRR, and optical frequency comb spectroscopy—highlighting how their ultrahigh spatial–temporal resolution ...
Yuhui Zhou   +4 more
wiley   +1 more source

On‐Chip Sensing with Slow Light Topological Cavities

open access: yesAdvanced Optical Materials, EarlyView.
A valley photonic crystal slow‐light sensor is demonstrated with up to 1.76‐fold shorter round‐trip path lengths than non‐slow‐light designs. The stronger light‐matter interactions in the slow‐light cavity sensor result in up to threefold higher sensitivity compared to the non‐slow‐light cavity sensor.
Bodhan Chakraborty   +4 more
wiley   +1 more source

Effects of Varying Deposition Rates of a Carbazole and Triazine Derivative on Its Tunable Emission and Charge‐Transporting Properties Beneficial for Efficient Red Electroluminescent Devices

open access: yesAdvanced Optical Materials, EarlyView.
The highly efficient and ultrafast thermally activated delayed fluorescence (TADF) behavior of the bipolar derivative of carbazole and triazine stems from the high‐lying triplet states (hot TADF), which has a direct impact on the overall triplet harvesting of guest‐host mixtures.
Melika Ghasemi   +6 more
wiley   +1 more source

Laser Operation and Spectroscopy of Epitaxial GaAs Gunn Oscillator Wafers [PDF]

open access: bronze, 1969
N. Holonyak   +5 more
openalex   +1 more source

Vibrational Strong Coupling of Thin Water Layers Using Plasmonic Cavities

open access: yesAdvanced Optical Materials, EarlyView.
The high electric field concentration of plasmonic modes in nanogroove array cavities enables vibrational strong coupling with ultrathin water layers located directly at the metal surface, opening up a new potential pathway for tuning electrocatalytic reactions.
Jyoti Lather   +7 more
wiley   +1 more source

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