Articles tagged with Temperature Measurement
Researchers from the University of East Anglia examine how heat and daylight patterns transform urban life, highlighting unequal impacts on social groups. They emphasize the need for urban planning to consider bodily and temporal perspectives, integrating social justice considerations into climate adaptation efforts.
Researchers at Yokohama National University have developed a new fiber-optic sensing method that uses electrical-domain interference to detect strain and displacement. The approach exploits relative modal delays in polymer optical fibers, resulting in measurable dips in the electrical-frequency domain.
A new study found that rising temperatures are driving changes in polar bear DNA, which may help them adapt to increasingly challenging environments. The researchers discovered that genes related to heat-stress, aging, and metabolism are behaving differently in polar bears living in southeastern Greenland.
Researchers at SwRI create a custom test rig to study how blending hydrogen into liquid natural gas affects storage tank temperatures and steel material integrity. The goal is to determine if tanks can endure lower temperatures without compromising safety.
Researchers developed a dual-laser Brillouin optical correlation-domain reflectometry system that measures strain and temperature along an optical fiber without costly GHz equipment. The setup recorded Brillouin gain spectra at only about 200 MHz, over 50 times lower than the usual 11 GHz band.
A recent University of Georgia study found that a popular smartphone application frequently reports lower temperatures than direct on-site measurements, potentially leading to safety concerns. The app also underestimated the necessity of activity modifications to mitigate heat-related risks.
A unique partnership between researchers and a merchant marine vessel is providing critical data for measuring ocean change, biodiversity, and the interconnectedness of global systems. The project, led by Woods Hole Oceanographic Institution, is filling gaps in observations of the Middle Atlantic Bight shelf and Slope Sea.
Researchers at Kyoto University develop thermomajorization theory to unify different distance measures, eliminating ambiguities in previous studies. The approach reveals the Mpemba effect is not restricted to specific temperature ranges, but can emerge across a wide spectrum of thermal conditions.
A new method using terahertz radiation has been developed to accurately measure the water content in biogas produced during biomass recycling. This allows for efficient operation and reliable results over a wide range of water vapor concentrations and temperatures.
Scientists developed a novel solvatochromic fluorescent dye that enables high-precision temperature measurements through changes in fluorescence properties. The researchers achieved exceptional sensitivity and resolution, ideal for bioimaging applications.
Researchers at SwRI and U-M have created a new methane flare burner using additive manufacturing and machine learning that eliminates 98% of methane vented during oil production. The burner's design, with a complex nozzle base and impeller, allows for efficient combustion even in challenging crosswind conditions.
Researchers have developed a 3D printing technique to create liquid crystal elastomers with controllable alignment, leading to new possibilities for shape-morphing materials. By tuning nozzle design, print speed, and temperature, they achieved uniform molecular-scale alignment, translating to prescribed mechanical behavior.
Researchers developed a new approach to enhance spatial resolution of distributed temperature sensing, achieving a theoretical spatial resolution of 4.8 cm. This breakthrough uses perfluorinated graded-index POFs with high temperature sensitivity and low strain sensitivity.
The Lunar Magnetotelluric Sounder (LMS) instrument will characterize the Moon's mantle by measuring electric and magnetic fields, providing insights into its material differentiation and thermal history. The LMS instrument is part of a 14-day lunar lander mission to explore the Moon's subsurface in a previously unexplored location.
Researchers from Texas A&M University have introduced a novel thermodynamic concept called the 'centotectic,' which investigates the stability of liquids in extreme conditions. The study provides critical information for determining the habitability of icy moons like Europa, with potential implications for planetary exploration efforts.
Researchers at Nagoya University have developed a new dropsonde that can be dropped into a typhoon without a parachute, showing high accuracy in measuring atmospheric data. The device measured temperature, humidity, and wind speed with differences less than 1K and 2m/sec from reference radiosonde data.
Research by York University indicates that lake ice conditions are changing, with warmer temperatures increasing the formation of white ice, which is more prone to collapse. This poses a significant risk of accidents and drownings, particularly at the start and end of the winter season.
The LabEmbryoCam is a robotic instrument that autonomously monitors embryonic development in aquatic species, providing insights into how environmental conditions impact early life stages. The open-source instrument enables scientists to track key features such as heart rate and growth in large numbers of embryos simultaneously.
A global study using teabags to measure carbon release from soil in wetlands found that warmer temperatures led to increased decay of organic matter, reducing carbon preservation. Freshwater and tidal marshes showed the highest potential for carbon storage.
Scientists from the University of East Anglia have discovered a 50-metre-thick 'intrusion' of warm water under the Ross Ice Shelf, which has increased heat transport into the cavity by 45% over the last four decades. This finding suggests that climate change will likely lead to further melting and ice loss.
A research team from Hokkaido University has developed a flexible multimodal wearable sensor patch that can detect arrhythmia, coughs, and falls using edge computing on a smartphone. The sensor patch generates large amounts of data that must be processed to be understood.
Researchers at UMass Amherst have developed a new method for aligning 3D semiconductor chips with precision as small as 0.017 nanometers, enabling lower costs and increased access to this technology. The approach uses lasers and holograms to detect misalignments without moving parts.
A recent review suggests that thermal imaging technology can help control temperatures before and after harvesting fruit and vegetables. This technology can gauge temperature without contact using infrared radiation and flag drastic temperature spikes, helping to extend shelf life and reduce food waste.
Scientists have confirmed that temperature differences at the ocean surface aid in carbon absorption, with the ocean absorbing about 7% more CO₂ each year than previously thought. This discovery highlights the importance of understanding these subtle mechanisms for refining climate models and predictions.
Professor Patrick E. Hopkins of UVA School of Engineering and Applied Science has secured a $289,830 Small Business Innovation Research grant to develop a precise tool for measuring heat movement in microchips. The technology will enhance cooling and prevent overheating in next-generation devices.
New research reveals methane emissions from slurry stores on dairy farms may be up to five times greater than official statistics suggest. Capturing and converting methane into biogas could reduce emissions and save farmers over £400 million a year in fuel costs.
According to the Global Cancer Observatory (GLOBOCAN), lung cancer is the most common type of cancer, with 2.2 million new cases and 1.8 million deaths worldwide in 2020. China had the highest number of new cases, and incidence and mortality rates have been steadily rising from 1990 to 2019.
A recent study published in Perspectives in Ecology and Conservation highlights the urgent need for Brazil to reinforce protection of its forests to achieve its greenhouse gas emission reduction targets. The research emphasizes the importance of strengthening socioenvironmental actions and policies focusing on conserving or restoring f...
A new study by MIT researchers identifies characteristic in prison facilities that exacerbate an incarcerated person's vulnerability to summer heat. The findings highlight the need for policymakers and community leaders to address this growing concern, particularly as climate change worsens heat-related risks.
A new experimental technique directly measures heating in spintronic devices, allowing researchers to compare thermal effects to electromagnetic interactions. The study finds that heating has a significant impact on antiferromagnetic materials used in spintronics, but the effect depends on the physics responsible.
Snowmelt rates vary by slope orientation and receive varying amounts of solar radiation. The study found that burned south-facing slopes accumulate less snow and melt earlier than other aspects due to increased solar radiation absorption. This understanding will improve models and tools for water managers.
Researchers found that migrating blackbirds do not save energy in warmer climates, but instead reduce their metabolism before departure. The study reveals a previously unknown mechanism used by migrants to save energy prior to migration, and suggests alternative physiological adaptations may offset the energy costs of migration.
Researchers found that for most North Atlantic flights, the climate benefit of avoiding contrails outweighs the extra carbon dioxide emitted from flying a different route. Rerouting flights could reduce global warming by up to 29% in 2039 and 14% in 2119, depending on the method used to measure climate impact.
Researchers from Tokyo Institute of Technology have developed a novel screening methodology using machine learning to identify key design guidelines for ternary metal sulfide electrocatalysts. Focusing on crystal structure leads to better results, overcoming challenges in material properties and electrochemical performance analysis.
A new study shows that urban forests within walkable distance from residential areas are crucial in reducing heat-related health risks. Researchers found that nearby forests have a pronounced impact on reducing mortality risks, particularly those within 1 kilometre of residential areas.
Researchers validated infrared thermal imaging as a non-invasive tool to assess reindeer stress during human interactions. Thermal imaging cameras detected temperature changes in the eye corner, indicating stress, without causing physical harm to the animals.
Researchers developed hybrid single-photon cameras for high-dimensional spatial correlations, enabling faster measurements of quantum optical phenomena. They also reconstructed photon number distributions in microresonators to characterize their performance without specialized detectors.
A recent systematic review and meta-analysis of 28 studies with 1.2 million participants found that wearable technology can accurately detect conditions such as heart rate variability, blood pressure, oxygen levels, sleep quality, skin temperature, hydration, and stress levels. The study suggests that wearable activity trackers could r...
Researchers at POSTECH have developed an innovative approach to enhance the efficiency of thermoelectric materials by altering their geometry to resemble an hourglass shape. This breakthrough could lead to widespread applications in thermoelectric power generation, converting waste heat into electricity.
Researchers at UC Irvine developed a novel material that can detect minute temperature changes in electronic devices and biological cells. The material's color changes allow for precise temperature measurements at the nanoscale.
A Dutch survey study found that higher satisfaction with home office setup, including air ventilation, is associated with higher productivity and lower burnout. The study suggests that investing in home-office hardware and environmental factors can support work-from-home policies.
Researchers found that five out of six existing heat-wave indices were unable to capture the severity and spatial distribution of recent lethal heat waves in India, Spain, and the USA. The lethal heat-stress index was better able to identify dangerous heat-stress conditions, particularly in low-humidity regions.
A recent study has found that tropical ocean waters exhibit significant variability in temperature over time and space, contradicting the long-held 'climate variability hypothesis'. This unexpected finding may help explain why some fish species can tolerate a wider range of temperatures than others.
Researchers developed a new 2D quantum sensing chip using hexagonal boron nitride that can simultaneously detect temperature anomalies and magnetic fields in any direction. The chip is significantly thinner than current quantum technology for magnetometry, enabling cheaper and more versatile sensors.
Researchers measured dielectric properties of 11 polyimides to establish correlation between molecular structure and dielectric behavior. The study revealed that higher fluorine content resulted in lower dielectric constant values, enabling potential applications for 6G technologies.
A new study published by Texas A&M University researchers found that the Hunga Tonga volcano eruption did not contribute to global warming as initially thought. Instead, the eruption resulted in more energy leaving the climate system than entering it, leading to a slight cooling effect.
A new method to measure continuous light spectrum improves thermal imaging accuracy without direct contact. It eliminates wavelength and temperature dependence, revealing higher surface temperatures of photothermal catalysts than previous methods.
Researchers have found that the Southern Ocean absorbs 25% more carbon dioxide than previously estimated. The new study used direct measurements to assess existing flux products in the Southern Ocean.
The study creates two 3D maps at once by combining near-infrared absorption imaging with image processing, providing insights into optimizing micro-heating and cooling devices. The technique promises to deliver new knowledge on convective plume formation at the microscale.
Researchers have developed a new method to map heat transfer at the nanoscale level, allowing for pinpointing of overheated components in electronic devices. This technique uses luminescent nanoparticles and achieves high resolution thermometry up to 10 millimeters away.
Researchers at Lancaster University and others are building the most sensitive dark matter detectors using quantum technologies. They aim to detect dark matter particles weighing between 0.01 to a few hydrogen atoms, which could reveal the mass and interactions of these mysterious particles.
Researchers developed a novel approach to estimate permanent magnet temperature (PMT) directly from measurements, simplifying implementation and improving accuracy. The method is computation-efficient, non-invasive, and independent from winding temperature rise and inverter distortion.
Researchers developed a novel method to estimate modulation amplitude and determine spatial resolution in Brillouin optical correlation-domain reflectometry (BOCDR) without costly equipment. This innovation simplifies the process, reducing costs and enhancing convenience.
Researchers are developing advanced electronic bandages to improve chronic wound monitoring and healing. These 'smart' dressings can sense and respond to changing conditions, providing continuous data on healing and potential complications.
Researchers at Harvard University discovered that giant deep-sea vent tubeworms possess two functional carbon fixation pathways, the Calvin-Benson–Bassham (CBB) and reductive tricarboxylic acid (rTCA) cycles. These pathways are coordinated to enable symbionts to thrive in dynamic and harsh environments.
Researchers have developed a highly sensitive diamond quantum magnetometer that can achieve practical ambient condition magnetoencephalography. The novel magnetometer uses a single crystalline diamond to detect magnetic fields, achieving record sensitivities of up to 9.4 pT Hz-1/2 in the frequency range of 5 to 100 Hz.
Researchers at Texas A&M University have developed a more accurate method for tracking reservoir evaporation rates, accounting for factors not considered by current methods. The new algorithm reveals a clear geographic distribution and strong seasonality of evaporation throughout Texas.
A new model predicts a decrease in species diversity by 39% due to climate change, compared to traditional models' forecast of 54% loss. The study reveals that some species may better tolerate climate change than expected, with 49% of species living in climate niches that could expand under warming conditions.
Scientists studied gallium nitride devices under extreme temperatures and found that ohmic contacts remained structurally intact even at 500 degrees Celsius. This breakthrough could lead to the development of high-performance transistors for Venus exploration and other applications.
Researchers develop a new method to grow single-crystal perovskite hydrides, allowing for accurate measurement of intrinsic H- conductivity. The technique enables the production of high-quality crystals with minimal imperfections, paving the way for sustainable energy technologies and hydrogen storage applications.