Results 1 to 10 of about 110,031 (160)

Application of rhodamine B as thermochromic sensor for evaluation of performance of cold paint [PDF]

open access: yesScientific Reports
A thermochromic pigment, derived from reaction of ethylenediamine and rhodamine B known as MA-RB, has been successfully developed. This pigment showcases temperature-controlled visible color-transformation properties in both solid and solution states ...
Marzieh Golshan   +3 more
doaj   +3 more sources

Parametric Optimization of Microcontact Stamping for Rapid Thermo-Color Change in Pigment-Coated Thin Film [PDF]

open access: yesMicromachines
Microcontact stamping is a promising microfabrication technique for producing functional patterned thin films on flexible substrates; however, systematic optimization of its process parameters for thermochromic applications remains limited. In this study,
Jeonghoo Lee   +5 more
doaj   +2 more sources

UV polymerization fabrication method for polymer composite based optical fiber sensors [PDF]

open access: yesScientific Reports, 2023
Optical fiber (OF) sensors are critical optical devices with excellent sensing capabilities and the capacity to operate in remote and hostile environments.
Israr Ahmed   +3 more
doaj   +2 more sources

Cross-scale Material-Structure Synergy for 2D Metamaterials: Toward Customizable Intelligent Electromagnetic Manipulation in Multiphysics Fields. [PDF]

open access: yesAdv Sci (Weinh)
Recent advances in metasurface‐enabled low‐observable technologies are reviewed from the perspective of cross‐scale material–structure synergy. Electromagnetic, thermal, optical, and acoustic stealth are highlighted together with dynamic tuning, programmable coding, data‐driven inverse design, artificial intelligence, multispectral compatibility, and ...
Wang S   +5 more
europepmc   +2 more sources

Miniaturized Bidirectional Thermal Stimulation System Integrated With an Electrode Array for Recording Neural Activities. [PDF]

open access: yesAdv Sci (Weinh)
This study presents a miniaturized bidirectional thermal stimulation system integrated with an electrode array enabling real‐time, bidirectional modulation and simultaneous recording of neural activity through localized heating and cooling. By monolithic integration of the Peltier element and with a silicon neural probe, the innovative system allows ...
Naumkina Z   +6 more
europepmc   +2 more sources

Electronics-Free Visual Monitoring of Dry Eye Disease-Related Tear Biomarkers Using Smart Scleral Lenses. [PDF]

open access: yesAdv Sci (Weinh)
An electronics‐free smart scleral lens passively monitors dry eye disease‐related tear biomarkers through colorimetric sensing of chloride, pH, and ocular surface temperature. Smartphone‐assisted image analysis enables quantitative interpretation, providing a simple, non‐invasive strategy for ocular health monitoring without integrated electronics ...
Wang Z   +15 more
europepmc   +2 more sources

Temperature-Responsive Hybrid Composite with Zero Temperature Coefficient of Resistance for Wearable Thermotherapy Pads [PDF]

open access: yesMicromachines
Carbon-based polymer composites are widely used in wearable devices due to their exceptional electrical conductivity and flexibility. However, their temperature-dependent resistance variations pose significant challenges to device safety and performance.
Ji-Yoon Ahn   +4 more
doaj   +2 more sources

Production and Weathering Exposure of Thermochromic Coatings Used as Sensors to Protect Electricity Distribution Systems

open access: yesMaterials Research, 2023
Currently, the overheating detection of electric system components is performed using thermal imaging devices, which depend on on-site regulation parameters, require skilled operators and suitable weather conditions.
Ênio Brogni   +6 more
doaj   +1 more source

Influence of Different Colourants on Properties of Cotton Fabric, Printed with Microcapsules of Photochromic Dye [PDF]

open access: yesTekstilec, 2019
In this study, the influence of the addition of classical pigment, phosphorescent pigment and microcapsules of thermochromic dye on the photocolouration as well as on physical-mechanical properties of cotton fabric printed with microcapsules of ...
Nadia Hozić, Mateja Kert
doaj   +1 more source

Development of cement composite with high-temperature detection performance using green earth

open access: yesCase Studies in Construction Materials, 2022
This study proposed cement composites with natural green earth to detect elevated and abnormal temperatures. The thermochromic properties of the green earth pigment were examined with increasing temperature, and mixed cement composites were designed ...
Jong-Han Lee, Eunsoo Choi, Joo-Won Kang
doaj   +1 more source

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