Results 251 to 260 of about 449,656 (341)

Correlation Between Exciplex Binding Energies and Molecular Structures in Organic Donor–Acceptor Mixtures

open access: yesAdvanced Optical Materials, EarlyView.
This paper presents both experimental data and a theoretical model that correlates molecular structure with exciplex binding energy. The findings consistently demonstrate that large molecules with ionic charges localized at their edges exhibit low exciplex binding energies.
Chang‐Ki Moon   +2 more
wiley   +1 more source

Whole-genome ancestry of an Old Kingdom Egyptian. [PDF]

open access: yesNature
Morez Jacobs A   +20 more
europepmc   +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

Wear and mechanical properties of railroad bearing bronzes at different temperatures

open access: bronze, 1928
H.J. French   +3 more
openalex   +1 more source

Bronze Age make-up recipes from Sudanese Lower Nubia point to a greater diversity across cultural borders in ancient Northeast Africa. [PDF]

open access: yesPLoS One
Lemos R   +7 more
europepmc   +1 more source

State‐of‐the‐Art Solar Blind and X‐Ray Photodetectors Based on Gallium Oxide

open access: yesAdvanced Photonics Research, EarlyView.
State‐of‐the‐art Ga2O3‐based solar‐blind UV and X‐ray photodetectors (PDs) are reviewed. Benchmark plots compare responsivity versus specific detectivity for UV PDs (photoconductors, photovoltaic, Schottky, heterojunction, avalanche, and phototransistor types) and sensitivity versus response time for X‐ray detectors based on Ga2O3 bulk crystals, thin ...
Catherine Langpoklakpam   +7 more
wiley   +1 more source

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