Results 141 to 150 of about 99,456 (209)

Disrupting J‐Aggregation in Triazatruxene Dimers to Develop Responsive Luminescent Inks for Anti‐Counterfeiting Applications

open access: yesAdvanced Optical Materials, Volume 13, Issue 8, March 13, 2025.
This study investigates the stimulus‐responsive behavior of trialkylated triazatruxene dimers for third‐generation luminescent security inks. In particular, the derivative with flexible dodecyl chains displays high‐contrast, reversible color changes upon heating or shear, driven by liquid crystalline phase transitions and involving J ...
Raúl Martín   +7 more
wiley   +1 more source

Whole-genome resequencing revealed genetic structure and specific breed identification loci of Ningxia Jingyuan chicken breed (Gallus gallus). [PDF]

open access: yesBMC Genomics
Yue YX   +12 more
europepmc   +1 more source

From Single to Multi‐Glass/Ceramic Microarchitectures via Two‐Photon Lithography

open access: yesAdvanced Optical Materials, EarlyView.
Two‐photon lithography enables precise oxide microarchitectures. A transition is made from single to multi‐glass/ceramic materials by integrating spatially varied compositions via fluidic photoresin exchange. Low‐temperature annealing and optical characterization (i.e., cathodoluminescence, fluorescence microscopy) reveal how post‐treatment affects the
Joel Arriaga‐Dávila   +7 more
wiley   +1 more source

FRET‐Enhanced Singlet Fission in Pentacene Derivatives

open access: yesAdvanced Optical Materials, EarlyView.
Excitation of molecules in blend funnels light energy via Förster resonance energy transfer toward reaction centers where singlet fission generates multiple excitons. Abstract Conversion of solar energy with high quantum efficiencies is a key challenge in energy technologies. Excitation energy transfer (EET) mechanisms, such as Förster resonance energy
Oskar Kefer   +7 more
wiley   +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

Model of an Open-Source MicroPython Library for GSM NB-IoT. [PDF]

open access: yesSensors (Basel)
Lupandin A   +4 more
europepmc   +1 more source

Simple and Environmentally Friendly Solution Synthesis of CsPbI3 Nanoribbons: Investigating the Reversible δ‐ to γ‐Phase Transition

open access: yesAdvanced Photonics Research, EarlyView.
Cesium lead iodide (CsPbI3) nanoribbons obtained through mild condition synthesis are herein reported without surfactant species and toxic solvent starting from β‐diketonate complexes of Cs and Pb. The morphological and structural features, together with the thermal stability and phase transitions from the yellow δ to the black α and γ‐CsPbI3 phases ...
Lorenzo Sirna   +7 more
wiley   +1 more source

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