Results 81 to 90 of about 12,987 (261)

f‐Block Element‐Based MOF Thin Films: A Platform for Luminescence, Sensing, and Energy Applications

open access: yesSmall, EarlyView.
f‐Block element–based metal–organic framework (f‐MOF) thin films offer exceptional potential for luminescent, sensing, and energy‐related applications. This review surveys recent progress in their synthesis, characterization, and functional implementation, emphasizing the diversity of available thin‐film fabrication strategies. The convergence of these
Dong‐Hui Chen, Christof Wöll
wiley   +1 more source

Theoretical calculations of an osmium molecular switch [PDF]

open access: yes, 2013
Indexación: Web of Science; Scielo.ABSTRACT We have investigated the molecular, electronic and optical properties of the [Os(tpy-py)2]2+ complex (tpy-py = 4'-(4-pyridyl)-2,2':6',2"-terpyridine) and its protonated derivative [Os(tpy-pyH)2]4+ through ...
Arratia-Pérez, Ramiro   +2 more
core   +1 more source

Photochromism‐Driven Full Solar Spectrum Absorption for Efficient Photo‐Thermo‐Electric Conversion

open access: yesAdvanced Science, Volume 13, Issue 8, 9 February 2026.
After electron‐transfer photochromism, a black viologen‐based organic compound shows full solar spectrum absorption (250–2500 nm) and near‐infrared photothermal conversion efficiency (NIR‐PCE) >60%. Integrated with a thermoelectric generator, it outputs 1.17 V under 4 Suns irradiation, enough to drive a small fan via photo‐thermo‐electric conversion ...
Ning‐Ning Zhang   +7 more
wiley   +1 more source

New Triphenylphosphonium Salts of Spiropyrans: Synthesis and Photochromic Properties

open access: yesMolecules
The most important area of modern pharmacology is the targeted delivery of drugs, and one of the most promising classes of chemical compounds for creating drugs of this kind are the photochromic spiropyrans, capable of light-controlled biological ...
Artur A. Khuzin   +3 more
doaj   +1 more source

New Insights on the Photochromism of 2-(2‘,4‘-Dinitrobenzyl)pyridine [PDF]

open access: yes, 2002
The photochromic behavior of 2-(2‘,4‘-dinitrobenzyl)pyridine (α-DNBP) has been followed in poly(methyl methacrylate) (PMMA) films and benzene solutions to clarify the behavior of a precursor state, previously identified in studies on crystalline α-DNBP ...
Burrows, H. D.   +3 more
core   +1 more source

Properties of implanted and CVD incorporated nitrogen-vacancy centers: preferential charge state and preferential orientation [PDF]

open access: yes, 2011
The combination of the long electron state spin coherence time and the optical coupling of the ground electronic states to an excited state manifold makes the nitrogen-vacancy (NV) center in diamond an attractive candidate for quantum information ...
Barclay, P. E.   +6 more
core   +1 more source

Manipulation and Immobilization of a Single Fluorescence Nanosensor for Selective Injection into Cells

open access: yesSensors, 2016
Manipulation and injection of single nanosensors with high cell viability is an emerging field in cell analysis. We propose a new method using fluorescence nanosensors with a glass nanoprobe and optical control of the zeta potential.
Hairulazwan Hashim   +3 more
doaj   +1 more source

Preparation and photochromic properties of dye-doped aluminosilicate ORMOCER gels and coatings [PDF]

open access: yes, 1994
Aluminosilicate and ORMOCER gels and coatings containing photochromic dyes, 1, 3-dihydro-1, 3, 3-trimethylspiro-[2H-indole-2, 3\u27-[3H]-naphth-[2, 1-b][1, 4]-oxazine] (SO) and 1\u27, 8a\u27-dihydro-2\u27, 3\u27-dimethoxycarbonyl-spiro [fluorene-9, 1\u27-
Hoffmann, Bernd   +3 more
core   +2 more sources

Bistable Photochromic Guest–Host Liquid Crystals for Rewritable and Switchable Photonic Devices

open access: yesAdvanced Functional Materials, Volume 36, Issue 8, 26 January 2026.
A photochromic DTCP‐based liquid crystal dye is incorporated into cholesteric liquid crystals (CLCs) to achieve optically and electrically tunable multistable states. In the open‐ring form, the system exhibits three electrically stable textures—planar, focal conic, and uniformly lying helix (ULH)—corresponding to reflective, scattering, and transparent
Wei‐Hsien Wu   +4 more
wiley   +1 more source

Emerging Trends in Nanophotonic Systems for Sustainable and Resilient Societies

open access: yesAdvanced Sensor Research, Volume 5, Issue 1, January 2026.
Nanophotonics provides a versatile platform for addressing emerging safety challenges, enabling real–time sensing, secure authentication, and adaptive vision control. This review highlights recent advances in nanophotonic materials and structures that translate nanoscale light–matter interactions into safety–critical applications, paving the way for ...
Hyun Min Kim   +7 more
wiley   +1 more source

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