Results 91 to 100 of about 22,016 (260)

Advanced Image‐Integrated Smart Windows using Printed Electrochromic Polymer‐Dispersed Liquid Crystal Droplets

open access: yesAdvanced Optical Materials, EarlyView.
This study presents printed image‐integrated smart windows that simultaneously control color and transmittance using electrochromic polymer‐dispersed liquid crystals (ECPDLCs). By optimizing the electrochromic LC composition and refining the drop‐on‐demand printing process, precise image integration and dynamic optical control are achieved.
Jun‐Seok Ma   +13 more
wiley   +1 more source

On the degree of trees with game chromatic number 4

open access: hybrid, 2023
Ana Furtado   +3 more
openalex   +1 more source

Pressure Dependent Integration of White Light Emission in SiQDs@EuZIF‐8 Metal Organic Frameworks

open access: yesAdvanced Optical Materials, EarlyView.
A tunable photoluminescent material was developed using encapsulation of silicon quantum dots and europium ions into ZIF‐8 enabling multiple emission centers and pressure‐responsive white light emission. Increasing pressure induces ligand‐metal charge transfer (LMCT) and metal‐metal charge transfer (MMCT) within ZIF‐8 pores, leading to aggregation ...
Sarojini Jeeva Panchu   +3 more
wiley   +1 more source

Subcubic triangle-free graphs have fractional chromatic number at most 14/5 [PDF]

open access: green, 2014
Dvo\v{r}\'ak, Zden\v{e}k   +4 more
openalex   +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

Mechanoluminescence from Visible to Second Near‐Infrared Region Based on Sr3Sn2O7 Matrix

open access: yesAdvanced Optical Materials, EarlyView.
This study reports a defect‐tolerant derived layered perovskite Sr3Sn2O7: Ln3+ system exhibiting exceptional multimodal luminescence across 450–1600 nm. The material integrates photoluminescence (PL), persistent luminescence (PersL), X‐ray excited luminescence (XEL), and intense mechanoluminescence (ML) with 30‐fold higher ML intensity than PersL for ...
Wenhao Li   +7 more
wiley   +1 more source

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