Articles tagged with Thermal Resistance
The Hong Kong Polytechnic University has developed soft magnetorheological textiles with programmable control and flexibility. These innovative materials overcome traditional drawbacks of heavy magnetic powders and health risks, enabling precise intelligent modulation for various applications.
Researchers at PolyU developed an innovative parameter to evaluate photoactive materials for ST-OPVs, advancing high-performance devices with low-cost production and environmental sustainability. Record light utilisation efficiency of 6.05% was achieved in semi-transparent solar cells.
Scientists have developed a new microscope that accurately measures directional heat flow in materials. This advancement can lead to better designs for electronic devices and energy systems, with potential applications in faster computers, more efficient solar panels, and batteries.
A recent study found that coral reef restoration efforts are hindered by small-scale programs, high costs, and targeting already compromised reefs. The researchers argue that scaling up restoration efforts is unlikely to offset climate change-driven losses, and suggest bolstering ecosystem resilience through complementary strategies.
A new study found that higher temperatures reduce the effectiveness of natural mosquito repellents by desensitizing their pain receptors. This means mosquitoes may find these substances less irritating in hotter weather, potentially leading to increased bites and disease transmission.
Researchers are developing soybeans that can handle extreme weather conditions, allowing farmers to maintain yields under pressure. By studying plant adaptation strategies, scientists aim to create more resilient soybean varieties.
Researchers at PolyU have developed a new type of thermally-insulated and breathable soft robotic clothing that can automatically adapt to changing ambient temperatures. This innovative clothing uses soft actuators to trap a layer of air and increase thermal resistance, reducing heat stress and discomfort in high-temperature environments.
A study found that microwaves contain a unique microbial community, comprising 747 different genera, which resembles those on solar panels and kitchen surfaces. The diversity of the microbiome varies between single-household kitchens, shared domestic spaces, and laboratory microwaves.
Researchers at FAU will investigate how microbes respond to climate conditions and develop strategies to enhance soil health in drylands. The project aims to improve understanding of microbial resistance to climate change and discover solutions to reduce soil degradation.
A novel inhibitor HVH-2930 targeting heat shock protein 90 (HSP90) demonstrates efficacy against drug-resistant breast cancer cells. It selectively downregulates HER2 signaling, crucial for breast cancer progression, without triggering the heat shock response.
Researchers from CSUFT have developed a novel transparent material derived from natural bamboo with three-layered flame-retardant barrier. The material exhibits excellent mechanical properties, high light transmittance, and potential applications in green flame-retardant glass and optical device applications.
Scientists at CiQUS have developed a new study that modulates thermal conductivity in materials using electrical pulses. By applying appropriate voltages, researchers achieved a reversible increase or decrease in thermal conductivity, with a 20% modulation at room temperature.
Researchers develop new method to fabricate anti-fatigue 3D-printed titanium alloy by regulating microstructure and defects, showing remarkably high fatigue resistance and specific strength. The study reveals potential advantages of 3D printing technology in producing structural components.
Researchers at PolyU developed a cooling ceramic with a hierarchically porous structure, inspired by the whitest beetle, to achieve high solar reflectivity and efficient light scattering. This innovation has potential energy-saving applications and is the first study on the Leidenfrost effect in passive radiative cooling materials.
Researchers found that specific algae from the genus Breviolum help Caribbean octocorals withstand heat waves and bleaching events. The study provides clues for the future of coral reefs and highlights the need for further research to better understand the ecosystem.
Researchers have observed a first-order structural transition in the impurity phase of cuprous sulfide, providing evidence that LK-99 is non-superconducting. This finding disproves previous claims of room temperature superconductivity and has significant implications for technology.
Researchers at City University of Hong Kong have developed a passive radiative cooling material that achieves high-performance optical properties. The cooling ceramic reduces thermal load, provides stable cooling performance, and can be used in various building applications.
The American Heart Association is providing funding to social impact entrepreneurs in Houston to address health inequities in under-resourced communities. The funds will support sustainable, entrepreneurial solutions that improve access to quality healthcare, housing, and educational opportunities.
Prof. Zuankai WANG's innovative structured thermal armour (STA) resolves the Leidenfrost effect above 1,000°C, enabling efficient liquid cooling in extreme temperatures. This breakthrough applies to aero-engines, space-engines, nuclear reactors, and electronics devices, with far-reaching implications for chemistry and beyond.
A new study reveals that Pacific coral reefs have increased their thermal tolerance to higher ocean temperatures, reducing the risk of bleaching. This natural adaptation could help reefs withstand climate change if global carbon emissions are cut down.
Researchers create a nanocapsulation strategy to solubilize insoluble aromatic polymers in water, enhancing their processing and development. The approach uses bent aromatic amphiphiles to form micelle-like nanocapsules that encapsulate hydrophobic molecules.
Researchers at Tohoku University have developed a promising new material, niobium telluride (NbTe4), for phase change memory technology. The material exhibits an ultra-low melting point of approximately 447°C and high thermal stability, making it ideal for applications in the automotive industry.
Lead-free Cs3MnBr5 anti-perovskite nanocrystals embedded in glass matrices enable tunable emission and ultra-stable X-ray imaging. The results achieve exceptional X-ray detection limits, spatial resolutions, and dose irradiation stability.
Researchers demonstrate probabilistic computing's capabilities by simulating networks of stochastic nanodevices to solve specific NP problems. The simulations agree with theoretical solutions, indicating the potential for scaling up this approach.
Researchers at Queensland University of Technology (QUT) have built and tested a full-scale bushfire safe room that demonstrates excellent heat resistance. The results suggest the shelter could keep people alive for up to two hours in extreme conditions, but further testing is needed to confirm human survivability.
TUS researchers develop novel method to create multi-walled CNT wiring on plastic films under ambient conditions, enabling flexible devices and energy conversion devices. The proposed method produces high-quality wires with varying resistance values.
A research team at Hokkaido University has created a stable and effective solid-state electrochemical thermal transistor that can control heat flow with electrical signals. The device outperforms current liquid-state thermal transistors in terms of stability and efficiency.
Researchers have developed a shellac-based coating to improve the gas barrier properties of moulded pulp materials, making them suitable for food packaging. The coating, combined with nanofibrillated cellulose, provides superior water resistance and thermal stability, while preserving environmental sustainability.
A new study finds that warmer temperatures cause a pathogenic fungus to experience adaptive responses, leading to increased disease-causing potential. The research, led by Asiya Gusa at Duke University, suggests that rising global temperatures may contribute to the evolution of more virulent fungal pathogens.
Researchers created a protective coating of glass, gallium-oxide to reduce vibrations in graphene devices. The oxide improves device performance and provides a new method of protection.
Researchers have found that corals in the northern Red Sea have not experienced mass bleaching despite high heat stress due to their acquired temperature tolerance around 7,000 years ago. The region's reefs are expected to be among the last standing by the end of the century under projected warming scenarios.
The study investigates the degradation of carbon fiber-reinforced ultra-high-temperature ceramic matrix composites at temperatures above 2000°C. The results show that the amount of zirconium in the alloy affects the composite's oxidation resistance, and modifying the matrix composition is necessary to prevent degradation.
Researchers at TU Wien found that ceramic coatings do not fatigue under extreme load conditions, but instead break down due to fracture toughness. The discovery changes the approach to measuring and improving thin film durability.
Researchers have advanced a novel platform to accelerate the harvesting process, solving a key problem in water collection by removing thermal barriers. The design features mushroom-like channels that direct water droplets into collectible containers, allowing for continuous water harvesting anywhere.
Researchers aim to create crack-resistant, uniform materials with reduced residual stresses and porosity for use in AM. The project will combine the best processing features of existing alloys groups, resulting in lightweight, rigid, and thermally stable components.
Researchers at Nagoya University have developed a new technique for creating polymers with controlled molecular weight and high optical activity. The discovery uses a combination of living cationic polymerization and asymmetric cationic polymerization, resulting in optically active polymers with unique properties.
Scientists at Ural Federal University have developed a simpler and more effective method for synthesizing titanium-based nanocomposite coatings. The new approach allows for the production of wear-resistant coatings with controlled properties, suitable for various applications such as aircraft and biomedicine.
The study focuses on the Al-Cu-Mg-Ag system used for aircraft structures, revealing patterns that enhance the alloy's heat resistance and strength. The findings will help extend the lifetime of aircraft parts made from these materials, improving overall efficiency and performance.
Researchers at KAUST developed a multilayered perovskite-based film that shields high-performance solar cells from extreme heat and moisture while boosting their long-term stability. The 2D perovskite capping layer improves the resistance of unsealed devices against thermal stress and moisture.
Geoff Wehmeyer has been awarded a National Science Foundation CAREER Award to deepen understanding of nanoscale heat transfer and improve device performance. He will use scanning transmission electron microscopy nano-thermometry experiments to better understand interfacial heat transport.
Researchers have created a new, simpler way to fabricate SERS nanostructures with superior stability and performance at low cost. By using a heat-resistant polymer called polyimide (PI), they can produce nanosurfaces with nanopillars that enhance signal intensity for efficient chemical detection. The new fabrication method has the pote...
Plants respond to heat stress by activating a molecular defense pathway involving brassinosteroids, which increase heat stress resistance. Researchers at TUM discovered the role of transcription factor BES1 in this process.
Researchers found that bacteria living inside plant roots trigger sulfur metabolism to produce antioxidants that detoxify the plant from salt-induced damage. This discovery could lead to breakthrough technologies for saline agriculture and improve food production in arid lands.
Researchers used machine learning and genomics to identify molecular markers of resistance to sugarcane yellow leaf disease in over 97 sugarcane genotypes. The study found that energy cane varieties with higher fiber content are more resistant to the disease, paving the way for commercial launches.
Researchers from The University of Electro-Communications and Tokyo University of Agriculture and Technology found that sintering porous media inside heat transfer tubes increases the area available for heat exchange, reducing thermal resistance and enhancing heat transfer performance. Heat transfer in these tubes is five times greater...
Researchers developed a WC-20CrC-7Ni coating with high anti-cavitation resistance, extending the life of aquatic environment mechanisms. The coating's fine structure increases surface area, requiring more energy for crack formation. This innovation can protect critical equipment parts in power engineering, metallurgy, and shipbuilding.
Researchers found that face masks made of hybrid polymer materials can filter particles efficiently while cooling the face. Consistent mask-wearing by at least 70% of the public could lead to the eradication of COVID-19 if efficient masks are used, according to epidemiological studies.
Research by the University of Notre Dame found high concentrations of fluorine on firefighter PPE, including moisture barrier and outer shell. PFAS can contaminate thermal layer and skin, posing occupational health risk to firefighters.
Researchers developed a new pinto bean variety, TARS-LH1, with increased resistance to leafhoppers and drought tolerance. The new crop has broad adaptation to different climates and could contribute to reducing pesticide use in common bean farming.
Researchers at Osaka University have developed a thermoelectric device that converts waste heat into electricity to power small, flexible sensors. The device has a maximum output power density of 185 milliwatts per square centimeter and meets standard specifications for portable sensors.
Samara Polytech scientists develop new high-temperature lubricants with esters from adamantane derivatives for improved thermal stability. This breakthrough increases flight safety in aviation and space facilities.
Researchers studied skeletal stress bands on corals to reconstruct bleaching history and understand thermal thresholds of reef communities. The study found thermally tolerant reefs experienced more stress than the least resistant ones, highlighting historical climate impacts on coral reefs.
Researchers have developed a new method to analyze plant resistance to bacterial wilt at the seedling stage, allowing for early detection of disease-resistant cultivars. This approach combines plant metabolomics and statistical modeling to identify key chemicals that confer resistance.
Researchers at the University of California - San Diego have developed a new laser material that combines high power density, ultra-short pulses, and superior thermal shock resistance. The material is achieved through a novel materials processing strategy that dissolves high concentrations of neodymium ions into alumina crystals.
A $258,778 grant from the Australian Research Council supports a project investigating fire resistance levels of Light Gauge Steel Framed (LSF) walls. The research aims to develop a generic model for predicting fire resistance levels and enhance fire safety in low- and mid-rise buildings.
Researchers at Umea University have discovered a plant protein that limits aphid feeding behavior, resulting in reduced sap ingestion and fewer offspring on resistant plants. The protein is thought to occlude the narrow food canal of the aphid, providing a new avenue for developing more sustainable crop resistance.
A new study reveals genetic insights into heat tolerance in peas, identifying two key traits: longer flowering duration and higher pod numbers. These traits can help breed more resilient pea varieties for warmer climates.
Researchers demonstrate a 1/3 reduction in thermal resistance using WOW technology for 3D DRAM applications, improving heat dissipation and enabling higher stacking capacities. The study identifies key factors contributing to thermal resistance and achieves a significant reduction in temperature rise.
Researchers at Rice University have developed a new way to dissipate heat in next-generation microelectronic devices by using bumpy surfaces with graphene. The interface between gallium nitride semiconductors and diamond heat sinks was improved, allowing phonons to disperse more efficiently. This improvement can lead to better reliabil...
Researchers at TSU and SB RAS have developed a multi-layered ceramic material with heat resistance of over 3,000 degrees Celsius, targeting the space industry and aircraft engine manufacturing. The new material will provide increased protection during reentry and improve the performance of jet engines.