Results 141 to 150 of about 4,867 (194)

Unraveling Mechanisms and Engineering Strategies for Superior Photocarrier Dynamics Toward Efficient Photocatalysis

open access: yesEcoEnergy, Volume 4, Issue 3, June 2026.
Despite its potential, photocatalysis is limited by inefficient charge carrier separation and transport. This article reviews the mechanisms, characterization methods, and strategies for improvement, concluding with future challenges in the field. ABSTRACT Photocatalysis offers a promising solution to environmental and renewable energy issues. However,
Leqi Cheng   +5 more
wiley   +1 more source

Excitonic Theory of the Ultrafast Optical Response of 2D‐Quantum‐Confined Semiconductors at Elevated Densities

open access: yesAdvanced Quantum Technologies, Volume 9, Issue 6, June 2026.
In this work, an excitonic many‐body theory for the ultrafast optical response at elevated excitation densities for Wannier–Mott excitons is developed and applied to two distinct materials (GaAs quantum well and MoSe2 monolayer) as proponents of two different Coulomb‐interaction regimes.
Henry Mittenzwey   +2 more
wiley   +1 more source

Enhancing Charge Transport and Extraction in Ta3N5 Photoanodes Via Ti Doping and TiN Contact Layers

open access: yesSmall, Volume 22, Issue 31, 2 June 2026.
Ta3N5${\rm Ta}_3{\rm N}_{5}$ is a promising photoanode for solar water splitting but suffers from poor charge transport and interfacial losses. We combine Ti compensation doping with ultrathin TiN back‐contact interlayers to suppress bulk recombination, enhance carrier mobility and lifetime, and enable efficient carrier extraction, yielding ...
Laura I. Wagner   +8 more
wiley   +1 more source

Effective demethylation of melanoma cells using terahertz radiation. [PDF]

open access: yesBiomed Opt Express, 2019
Cheon H, Yang HJ, Choi M, Son JH.
europepmc   +1 more source

Terahertz Radiation from Combined Metallic Slit Arrays. [PDF]

open access: yesSci Rep, 2019
Li D   +9 more
europepmc   +1 more source

An exciton-polariton bolometer for terahertz radiation detection. [PDF]

open access: yesSci Rep, 2018
Paschos GG   +5 more
europepmc   +1 more source

Pulsed Terahertz Radiation for Sensitive Quantification of Carbonate Minerals. [PDF]

open access: yesACS Omega, 2019
Sakai S   +10 more
europepmc   +1 more source

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