Articles tagged with Temperature Measurement
Lancaster University researchers have developed a novel scanning thermal microscopy approach to directly measure the heat conductivity of two-dimensional materials. This breakthrough enables the creation of efficient waste heat scavengers generating cheap electricity, new compact fridges, and advanced optical and microwave sensors and ...
Researchers at Tokyo University of Science developed a novel wearable biosensor that can monitor sweat electrolyte levels, providing insights into the body's electrolyte balance. The sensor can be seamlessly applied to textiles and transmits measurements wirelessly.
Researchers from Tokyo Institute of Technology have made a breakthrough in measuring liquid iron's resistivity under extreme conditions. They achieved this using new techniques involving diamond anvil cells and powerful lasers, allowing for measurements at pressures up to 135 GPa and temperatures over 6680 K.
A new study finds that the average Black urban resident is exposed to disproportionately higher heat stress due to warmer air temperatures, while white residents experience cooler temperatures. The research highlights income- and race-based disparities in urban heat stress across US cities.
Researchers at the University of Washington created an app called FeverPhone that uses existing phone sensors and screens to estimate whether people have fevers. The app was tested on 37 patients in an emergency department and showed accuracy comparable to consumer thermometers, with potential for early intervention in viral outbreaks.
Researchers discovered the abundance of rock-forming elements in WASP-76 b's atmosphere, which matches its host star and our own Sun closely. The team found that certain elements are depleted due to temperature conditions, providing insight into the sensitivity of giant planet atmospheres.
African Superplume is responsible for rift-parallel deformation and seismic anisotropy in the East African Rift System, contradicting previous theories on plate-driving forces. The study uses 3D thermomechanical modeling to explain this phenomenon.
Researchers developed a new method, photoacoustic spectral analysis (PASA), to analyze the tumor microenvironment without invasive procedures. The technique uses laser light and sound waves to identify different types of tumors with high accuracy.
Daniel Herwartz receives 2 million euros funding from ERC Consolidator Grant for his project KinO, which explores temperature fluctuations associated with mass extinction and improves temperature reconstructions of ancient ocean temperatures.
Researchers used smart thermometers to measure within-household transmission and found a significant role for children in spreading viruses during the COVID-19 pandemic. The study suggests that school attendance may also contribute to increased transmission rates.
Researchers used the NIRISS instrument on the James Webb Space Telescope to create a temperature map of the exoplanet WASP-18 b, revealing a huge temperature change from day to night sides. Water vapor was also detected in the atmosphere at various elevations.
Researchers found that female arctic ground squirrels are emerging from hibernation earlier every year due to warmer temperatures, potentially leading to healthier litters and higher survival rates. This change is accompanied by differences in male hibernation patterns, which may have negative consequences for the food web.
Researchers at Aalto University create a new bolometer that can accurately measure microwave power down to the femtowatt level at ultra-low temperatures. This breakthrough device has the potential to significantly advance quantum computing and technology, enabling more precise control over qubits and improving overall performance.
Researchers found that tree coverage and high-albedo pavement significantly reduced mean radiant temperatures, improving thermal comfort levels in urban areas. The study suggests incorporating trees and pavement design elements into city planning to mitigate the urban heat island effect.
Luis Cuello, a professor at TTUHSC, has developed a method to express human potassium channels in bacteria, allowing for large-scale biophysical studies. This technology will be used to target several channels relevant to diseases such as epilepsy, arrhythmia, and diabetes.
University of Houston researchers create sensitive and reliable sensors for harsh conditions, operating up to 900 degrees Celsius. The sensors, made from flexible ultrawide-bandgap single-crystalline AlN thin films, offer advantages for applications in nuclear plants, neutron exposure, and wearable health care monitoring.
A long-term study at the University of Eastern Finland reveals a significant reduction in palsa area by over 75% from 1959 to 2021. Climate change has only a limited impact on active layer thickness, contradicting expectations.
Heat stress indices, such as humidex and apparent temperature, can provide a more accurate representation of health risks than expected temperatures alone. The study found that areas with critical conditions often differed from regions with the highest temperatures, emphasizing the need for improved communication of heat wave dangers.
A new Dartmouth study examines how changes in precipitation and temperature due to global warming affect streamflow and flooding in the Northeast. The research finds that a warmer climate will lead to increased streamflow and higher flood risk, particularly if soils become wetter and more prone to heavy rainfall events.
The Save Our Seas Foundation has awarded a record 75 grants to support shark and ray conservation projects worldwide. The foundation's 20th anniversary year highlights growing commitment to protecting these vital ocean species.
A study by Beth Israel Deaconess Medical Center found that climate change-related natural disasters have increased since 1980 and cost the US over $2 trillion in recovery costs. The analysis suggests that rising CO2 levels and temperatures will lead to more frequent and severe disasters, with exponentially increasing costs.
The project, STEAM TANKS, aims to measure methane and other volatile organic compounds emitted from liquid storage tanks in West Virginia, Pennsylvania, and Ohio. The researchers will use mobile laboratories, machine learning methods, and partner with industry leaders to develop solutions to mitigate methane emissions.
A new study by Linköping University reveals that climate change alters natural greenhouse gas fluxes from streams and lakes, making landscape carbon sinks less effective. The researchers found that increased precipitation and temperature affect the amount of carbon washed into streams and lakes, leading to greater emissions.
The study of Doublet Pool reveals that the interval between episodes of thumping reflects the amount of energy heating the pool, while also indicating heat loss through the surface. The researchers found that wind speed over the pools was correlated with silence intervals, suggesting that blowing wind removes heat energy from the water.
A model predicting oxygen levels in freshwater streams, developed by WVU researcher Omar Abdul-Aziz, helps determine stream pollution and health. The tool allows citizen scientists to take action on stream pollution, with potential applications for implementing the Clean Water Act.
River temperature is a critical measure of water quality, regulating physical, chemical, and biological processes in flowing waters. Rising temperatures are linked to climate change and human activities, impacting ecosystems, human health, and industries.
Researchers from TIBI have developed an advanced electronic skin patch that provides simultaneous, continuous monitoring of multiple bodily parameters. The new E-skin patch offers enhanced flexibility, thermal cooling abilities, and fluid absorption over conventional substrates while demonstrating excellent biocompatibility and biodegr...
The MEDA instrument aboard the Perseverance rover has provided high-precision meteorological measurements of Mars' atmosphere, revealing seasonal and daily cycles as well as dynamic phenomena like dust devils. The analysis sheds light on the Martian climate and its potential for supporting life.
A team of Clemson researchers has developed a new method to evaluate the efficiency of thermoelectric materials, called the figure-of-merit (zT), which considers temperature, electrical conductivity, and thermal conductivity. The new method uses Peltier cooling to measure zT with higher resolution and accuracy.
Computer simulations demonstrate that chaos plays a crucial role in the emergence of thermodynamic behavior from quantum theory. A quantum system with indistinguishable particles and a thermometer-like particle shows a temperature distribution consistent with Boltzmann's rules only when the system exhibits chaos.
A global analysis of over 32 million cardiovascular deaths found that extreme temperatures increase the risk of heart failure deaths. People with heart failure are most likely to be negatively impacted by very cold and very hot days.
Researchers at the University of Illinois have solved a long-standing puzzle about cubic silicon carbide's thermal conductivity, which is higher than previously thought. The team measured an isotropic high thermal conductivity of over 500 W m–1 K–1, ranking it second only to diamond.
Great tits with higher glucocorticoid levels in cold weather have better heat production capabilities, increasing their survival chances.
Researchers have developed a flexible temperature sensor with high sensitivity, measuring from liquid nitrogen temperatures to 1200℃. The sensor overcomes existing limitations and shows promise for applications in aerospace, steel metallurgy, and more.
Researchers develop new method to evaluate telescope performance before installation, enabling better optimization and reduced scattering. This approach uses near-field radio holography to map the optics at cryogenic temperatures, improving signal-to-noise ratio and ensuring accurate space observations.
New research shows a strong link between atmospheric dryness and forest fire risk, with warmer temperatures increasing the drying power of fuels. The study found that over 30 million records of fire activity in the last 20 years reveal a predictable relationship between vapour pressure deficit and fire activity.
A new study documents the central role of Arctic vegetation in warming for the first time. The researchers found that different types of vegetation have varying effects on surface energy conversion, with dry areas producing greater warming than wet areas.
Researchers have discovered a new critical period for sex determination in sea turtle embryos, influenced by temperature fluctuations. The study reveals two peaks in temperature's impact on sex ratio during the thermosensitive period of development.
Researchers at the University of Tokyo have discovered that plant-derived cellulose nanofibers exhibit high thermal conductivity, potentially replacing environmentally damaging synthetic polymers. The discovery was made using a novel method to align the fibers, allowing for efficient heat transfer.
Researchers from Tokyo University of Science developed a flexible flow sensor that can measure shear stress and flow angle on curved surfaces. The sensor demonstrated effectiveness in measuring airflow speeds up to 170 m/s and has potential applications in industrial-scale fluid machinery.
Researchers have developed a high-performance laser system capable of measuring electron temperature and density in plasma at a world record speed of 20,000 times per second. This breakthrough enables detailed measurements of transient phenomena in plasmas, crucial for understanding and controlling fusion power generation.
A new experimental device has been developed to generate temperature gradients on a microtiter plate, allowing for the simultaneous testing of different temperatures. This innovation solves a common challenge in biological studies of living cells, unlocking new possibilities for studying cellular growth and development.
Geoscientists at the University of Sydney have created a method to assess the health of coral reefs from space by analyzing sand aprons. The research reveals that sand aprons can be used to predict carbonate sediment productivity, with significant declines detected in recent years, indicating potential effects of climate change.
A joint research team from Korea and Japan developed site-specific organelle fluorescent thermometers that visualize temperature changes in almost all typical organelles. The new thermometers, called Thermo Greens (TGs), provide quantitative images of heat generation at different organelles, offering insights into cellular processes.
Researchers at the University of Basel have achieved a record low temperature of 220 microkelvin by cooling an electric circuit made of copper on a silicon chip using magnetic fields and an improved thermometer. This breakthrough allows for further study of quantum effects and potential applications in quantum technologies.
Researchers developed a new analytical instrument using an ultrafast laser to measure hydrogen concentration and temperature, advancing greener hydrogen-based fuel studies. The instrument's capabilities will help develop more environmentally friendly propulsion engines.
Researchers from the Institute of Atmospheric Physics develop a correction method for Nansen cast temperature profiles, addressing a depth bias affecting global ocean warming assessments. The new approach has significant implications for understanding ocean warming rates and achieving better climate understanding.
Researchers use lasers to cool atoms to absolute zero, revealing new phenomena in an unexplored realm of quantum magnetism. The creation of SU(N) matter opens a gateway to understanding the behavior of materials and potentially leading to novel properties.
Researchers at Arizona State University have developed a machine learning model to predict melting temperatures for any compound. The model enables faster and more accurate calculations of melting points, which is critical for designing high-performance materials in various industries.
Researchers at Pusan National University have developed a novel method to measure oxygen concentration in high-temperature environments without physical contact. The method uses a phosphorescent material that varies its phosphorescence depending on the surrounding oxygen concentration.
Researchers at Kyoto University have developed the smallest nanodiamonds capable of detecting temperatures on the nanoscale inside cells and organelles. These nanodiamonds utilize silicon-vacancy color centers to gauge luminescence, enabling precise temperature sensing with sub-kelvin accuracy.
Researchers create micrometer-sized particles with modular structure and magnetic readout process, allowing tailored applications and non-real-time temperature tracking. The new temperature indicator stores maximum temperature reached in the past, suitable for tracing material temperature history.
A new study published in The Lancet Planetary Health found that heat and cold exposure are associated with substantial excess mortality in England and Wales. London had the highest heat-related mortality rate, while the risk of death from cold was highest in Northern England, Wales, and the South West.
The MedSENS instrument measures body temperature, heart rate, and oxygen saturation from the ear canal using innovative sensors. It has been tested in harsh environments and proven to be easy to use, with its data transmitted wirelessly to other devices.
Researchers at Friedrich-Schiller-University Jena create a material that can emit visible or invisible light in response to ultrasound, also providing feedback on local temperature. This innovation could enable new applications in medicine, such as photodynamic therapy, and other areas where targeted light and heat are required.
Researchers at Colorado State University have developed a cobalt-based molecule that can detect extremely subtle temperature shifts inside the body, opening up new possibilities for medical imaging and therapy. The noninvasive probe uses radiofrequency waves to read out temperature signals from the body.
The study reveals significant information on the thermal properties of electric double-layer capacitors, which can help create safer and more reliable energy storage devices. The research team found that charging and discharging alter the heat capacity of EDLCs, leading to a decrease in capacitance.
Researchers from Uppsala University developed a new method to predict temperature tolerance in individual microalgae symbionts, enabling the identification of climate resilient cells. This study aims to accelerate coral reef restoration efforts by introducing more robust coral symbionts to combat climate change.
Researchers have developed a sensor made of sapphire fibre that can withstand temperatures over 2000°C, enabling significant improvements in efficiency and emission reduction in aerospace and power generation. The technology has potential applications in space and fusion power industries.
Researchers developed innovative smart sensors to test new vaccines, revealing significant discrepancies between subjective self-reports and objective measurements. The study found that side effects escalate over the first 48 hours and then stabilize, with parameters returning to pre-vaccination levels.