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Current Room Temperature News and Events, Room Temperature News Articles.
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Even machines need their greens
Image that products could be strengthened with the same living materials that provide nutrients to strengthen trees. Professor Qiming Wang's research lab is one of the first to infuse 3-D printer ink with living material. The material has potential for greater strength, to be flexible and self-heal. (2021-01-27)

Important climate change mystery solved by scientists
Scientists have resolved a key climate change mystery, showing that the annual global temperature today is the warmest of the past 10,000 years - contrary to recent research, according to a Rutgers-led study in the journal Nature. (2021-01-27)

Global analysis suggests COVID-19 is seasonal
With cities around the globe locking down yet again amid soaring COVID-19 numbers, could seasonality be partially to blame? New research from the University of Illinois says yes. In a paper published in Evolutionary Bioinformatics, Illinois researchers show COVID-19 cases and mortality rates, among other epidemiological metrics, are significantly correlated with temperature and latitude across 221 countries. (2021-01-27)

Researchers use nanomaterials to make 2D diamond clusters at room temperature
2D hexagonal boron nitride (h-BN) is a promising material that can undergo transition to strong, super lightweight films. Researchers at the NYU Tandon School of Engineering led by Elisa Riedo have discovered that h-BN in layered, molecule-thin 2D sheets can phase transition to c-BN at room temperature. (2021-01-26)

Efficient solid-state depolymerization of waste PET
Despite significant methodological and technological advancements in chemical recycling of synthetic polymers, an effective mechanochemical PET degradation has not yet been described in the scientific literature, until now! Vjekoslav Štrukil from the Rudjer Boskovic Institute (RBI), Zagreb, Croatia, found that the challenging breakdown of waste PET under ambient conditions of temperature and pressure can be achieved by mechanochemical ball milling or vapor-assisted aging. (2021-01-25)

Scientists use a novel ink to 3D print 'bone' with living cells
3D printers may one day become a permanent fixture of the operating theatre after UNSW scientists showed they could print bone-like structures containing living cells. (2021-01-25)

Wet and wild: There's lots of water in the world's most explosive volcano
Conditions inside the Shiveluch volcano include roughly 10%-14% water by weight (wt%), according to research from Washington University in St. Louis. Most volcanoes have less than 1% water. For subduction zone volcanoes, the average is usually 4%, rarely exceeding 8 wt%, which is considered superhydrous. (2021-01-22)

Squeezing a rock-star material could make it stable enough for solar cells
A promising lead halide perovskite is great at converting sunlight to electricity, but it breaks down at room temperature. Now scientists have discovered how to stabilize it with pressure from a diamond anvil cell. The required pressure is well within the reach of industrial manufacturing requirements. (2021-01-21)

Climate-related species extinction possibly mitigated by newly discovered effect
Changes in climate that occur over short periods of time influence biodiversity. For a realistic assessment of these effects, it is necessary to also consider previous temperature trends going far back into Earth's history. Researchers from the University of Bayreuth and the University of Erlangen-Nuremberg show this in a paper for ''Nature Ecology and Evolution''. (2021-01-20)

Curtin find could slash energy use and cost in making silicon
Curtin University researchers have uncovered a method of making silicon, found commonly in electronics such as phones, cameras and computers, at room temperature. (2021-01-20)

Testing the waters: Analyzing different solid states of water on other planets and moons
Aside from regular ice, water can exist in the form of peculiar solids called clathrate hydrates, which trap small gaseous molecules. They play a large role in the evolution of atmospheres, but predicting their presence in cryogenic temperatures is difficult. In a recent study, scientists from Okayama University developed statistical mechanics theory to determine their presence in Pluto and some of Jupiter's and Saturn's satellites, providing valuable information to revise existing interpretations. (2021-01-19)

Semiconductor chip that detects exhaled gas with high sensitivity at room temperature
The research team at Toyohashi University of Technology developed a testing chip using semiconductor micro-machining that can detect volatile gasses in exhaled breath in ppm concentrations at room temperature. The testing chip, which is formed in the size of a few square millimeters with semiconductor micro-machining technology, is expected to contribute to telehealth as an IoT gas sensor that can easily be used in the home for breath tests. (2021-01-19)

Using ancient fossils and gravitational-wave science to predict earth's future
New research on predicting the earth's future climate: Using gravitational-wave science, a group of international scientists, including Australian OzGrav astrophysicist Ilya Mandel, studied ancient marine fossils as a predictor of climate change. (2021-01-19)

New heat method kills pathogens with minimal damage to plants
Turechek and colleagues set out to develop a new heat-based treatment that would kill pathogens without hurting the plant. When asked what most excited them about their research and their new method, Turechek responded, 'That it works! By introducing a lower-temperature conditioning step and using steam rather than hot water, we produced plants that were better able to withstand the higher temperature treatment designed to destroy the pathogen.' (2021-01-19)

Improving long-term climate calculations
Climate researchers have found a simple but efficient way to improve estimations of ultimate global warming from complex climate models. The finding is relevant for the evaluation and comparison of climate models and thus for accurate projections of future climate change - especially beyond the year 2100. (2021-01-19)

As oceans warm, large fish struggle
Warming ocean waters could reduce the ability of fish, especially large ones, to extract the oxygen they need from their environment. Animals require oxygen to generate energy for movement, growth and reproduction. In a recent paper in the Proceedings of the National Academy of Science, an international team of researchers from McGill, Montana and Radboud universities describe their newly developed model to determine how water temperature, oxygen availability, body size and activity affect metabolic demand for oxygen in fish. (2021-01-19)

Healing ceramic electrolyte degraded by Li dendrite
Our research team has investigated the effect of post-annealing for healing Li garnet solid electrolyte degraded by the growth of Li dendrites. The ionic conductivity of the annealed solid electrolyte was slightly lower than that of the electrolyte before annealing but was retained above 10?4 S cm?1 at room temperature. The electrochemical results obtained indicate the possibility of reusing the solid electrolyte degraded by the growth of Li dendrites in another all-solid-state Li battery. (2021-01-18)

Modulating helical nanostructures in liquid crystal phase by molecular design
Toyohashi University of Technology has successfully developed sulfur-containing liquid crystal (LC) dimer molecules, which exhibit a helical liquid crystal phase, over a wide temperature range. It is that the ester bond direction in the molecular structures largely impacts the pitch lengths of helical nanostructures in the NTB phase. It is expected that this molecular design can be used to tune the resultant physical properties of LC materials that would contribute to new LC technologies. (2021-01-18)

Temperature scanners of limited value in detecting Covid-19
Making people stand in front of a scanner to have their body temperature read can result in a large number of false negatives, allowing people with Covid-19 to pass through airports and hospitals undetected. (2021-01-14)

Tetris is no longer just a game, but an algorithm, which ensures maximum room occupancy
The software was developed by the University of Trento. It is a new and revolutionary method to manage the accommodation of guests in hotel. RoomTetris finds the best solution, the ideal combination between demand and supply, optimizing room occupancy. A tile-matching game that no human mind, no matter how experienced and skilled, could do better, with the seriousness and scientific rigor of a mathematical demonstration (2021-01-14)

Eating omega-3 fat helps hibernating Arctic ground squirrels warm up during deep cold
By feeding arctic ground squirrels special diets, researchers have found that omega-3 fatty acids, common in flax seed and fish oil, help keep the animals warmer in deep hibernation. (2021-01-14)

Energy harvesting made possible with skin temperature
The Korea Institute of Science and Technology (KIST) announced that a collaborative research team led by Dr. Seungjun Chung from the Soft Hybrid Materials Research Center and Professor Yongtaek Hong from the Department of Electrical and Computer Engineering at Seoul National University (SNU) developed flexible thermoelectric devices with high power generation performance by maximizing flexibility and heat transfer efficiency. The research team also presented a mass-production plan through an automated process including a printing process. (2021-01-13)

Earth to reach temperature tipping point in next 20 to 30 years, new NAU study finds
Postdoc Katharyn Duffy led an international team that looked at 20 years of data from throughout the world and found that record-breaking temperatures are contributing to a significant decrease in plants' ability to absorb human-caused carbon emissions. (2021-01-13)

Earth's terrestrial ecosystems may transition from carbon sinks to carbon sources within decades
Rising temperatures could trigger Earth's terrestrial ecosystems to transition from carbon sinks to carbon sources in the next 20 to 30 years, according to data from the world's largest continuous carbon monitoring network. The researchers suggest that up to half of land ecosystems could reach this tipping point - when plants begin to release carbon into the atmosphere. (2021-01-13)

600-year-old marine sponge holds centuries-old climate records
Scientists used a 600-year-old marine sponge to reconstruct a record of ocean temperature in the North Atlantic revealing past volcanic activity as well as the current global warming trend from the release of carbon dioxide and other heat trapping gasses into Earth's atmosphere and absorbed by the oceans. (2021-01-13)

Scientists have synthesized an unusual superconducting barium superhydride
A new exotic compound, BaH12, has been discovered by experiment and theory. Unusually, it is a molecular metal and demonstrates the superconducting transition around 20?K at 140?GPa (2021-01-12)

Disposable helmet retains cough droplets, minimizes transmission to dentists
Dentists and otolaryngologists are at particular risk of infection of COVID-19, since they need direct access to the mouth, nose, and throat of patients. The current solutions are expensive, not highly effective, and not very accessible. In Physics of Fluids, researchers discuss their design of an open-faced helmet that is connected to a medical-grade air filtration pump from the top that creates a reverse flow of air to prevent cough droplets from exiting the helmet. (2021-01-12)

Anthropogenic heat flux increases the frequency of extreme heat events
Scientists of Institute of Atmospheric Phyics at the Chinese Academy of Sciences developed a case study of Beijing, China, analyzing anthropogenic heat data based on energy consumption. They find anthropogenic heat increased the frequency and trend of the extreme heat events, while the extreme cold events were opposite. (2021-01-11)

Exciting times for efficient heavy-atom-free OLEDs
An international team including researchers from Osaka University has created an OLED material that combines the mechanisms of thermally activated delayed fluorescence and room-temperature phosphorescence. The hybrid emitter contains only abundant elements, making it more cost-effective and sustainable than heavy-atom-containing alternatives. By combining the two mechanisms the researchers demonstrated the most efficient heavy-atom-free RTP-based OLED to date. It is hoped that the findings will lead to more sustainable display technology. (2021-01-11)

Transition metal 'cocktail' helps make brand new superconductors
Researchers from Tokyo Metropolitan University mixed and designed a new, high entropy alloy (HEA) superconductor, using extensive data on simple superconducting substances with a specific crystal structure. HEAs are known to preserve superconducting characteristics up to extremely high pressures. The new superconductor, Co0.2Ni0.1Cu0.1Rh0.3Ir0.3Zr2, has a superconducting transition at 8K, a relatively high temperature for an HEA. (2021-01-09)

Engineers find antioxidants improve nanoscale visualization of polymers
Reactive molecules, such as free radicals, can be produced in the body after exposure to certain environments or substances and go on to cause cell damage. Antioxidants can minimize this damage by interacting with the radicals before they affect cells. (2021-01-08)

Cooling vests alleviate perceptual heat strain perceived by COVID-19 nurses
Wearing cooling vests during a COVID-19 shift ensures that nurses experience less heat during their work. During their shifts, nurses wear protective clothing for three hours in a row, during which the temperature can rise to as much as 36 degrees. The cooling vests offer such effective cooling that they are now part of the standard work clothing for nurses in the COVID nursing departments at Radboud university medical center. (2021-01-07)

2D CaCl crystals with +1 calcium ions displaying unexpected metallicity and ferromagnetism
Counter to conventional wisdom that the only valence state of Ca ions under ambient conditions is +2 and corresponding crystals are insulating and nonferromagnetic, scientists in China made exciting discoveries of two-dimensional CaCl crystals with +1 calcium ions, which have unexpected metallicity, room-temperature ferromagnetism, heterojunction, piezoelectricity-like property, and distinct hydrogen storage and release capability, showing great potential applications of such abnormal material in designing novel electric and magnetic devices with a size down to atomic scale. (2021-01-05)

Researchers discover a new tool for reconstructing ancient sea ice to study climate change
A previously problematic molecule turns out to be a reliable proxy for reconstructing sea ice, a new study by Brown University researchers shows. (2021-01-04)

Microfabricated elastic diamonds improve material's electronic properties
Overcoming a key obstacle in achieving diamond-based electronic and optoelectronic devices, researchers have presented a new way to fabricate micrometer-sized diamonds that can elastically stretch. (2020-12-31)

Order and disorder in crystalline ice explained
Unlike most other materials, ice at very low temperature is not as ordered as it could be. A new study explains the reasons why this happens and how some of the missing order can be recovered. The scientists have described a relatively obscure and yet fundamental property of very low temperature ice, ferroelectricity. The results, published in PNAS, are likely to extend to ice surfaces and thus be relevant to the agglomeration of ice particles in interstellar space. (2020-12-29)

RUDN University scientist showed global warming effect on greenhouse gas emissions in paddy soils
A soil scientist from RUDN University studied the decomposition of organic matter in rice paddies--the sources of CO2 and methane emissions. Both gases add to the greenhouse effect and affect climate warming in subtropical regions. The emissions increase when the roots of plants influence microbial communities in the soil. This influence, in turn, depends on temperature changes. Therefore, climate warming can lead to more greenhouse gas emissions. (2020-12-24)

Theory describes quantum phenomenon in nanomaterials
Theoretical physicists Yoshimichi Teratani and Akira Oguri of Osaka City University, and Rui Sakano of the University of Tokyo have developed mathematical formulas that describe a physical phenomenon happening within quantum dots and other nanosized materials. The formulas, published in the journal Physical Review Letters, could be applied to further theoretical research about the physics of quantum dots, ultra-cold atomic gasses, and quarks. (2020-12-23)

Study suggests great earthquakes as cause of Arctic warming
A researcher from MIPT has proposed a new explanation for the Arctic's rapid warming. In his recent paper in Geosciences, he suggests that the warming could have been triggered by a series of great earthquakes (2020-12-23)

How our brains track where we and others go
As COVID cases rise, physically distancing yourself from other people has never been more important. Now a new UCLA study reveals how your brain navigates places and monitors someone else in the same location. (2020-12-23)

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