Tapping into waste heat for electricity by nanostructuring thermoelectric materials
In our ongoing struggle to reduce the usage of fossil fuel, technology to directly convert the world's waste heat into electricity stands out as very promising. Thermoelectric materials, which carry out this energy conversion process, have, thus, rec.....»»
Machine learning uses X-ray diffraction data from polymers to predict the behavior of new materials
Polymers such as polypropylene are fundamental materials in the modern world, found in everything from computers to cars. Because of their ubiquity, it's vital that materials scientists know exactly how each newly developed polymer will perform under.....»»
A leap forward in nanotechnology: Growing special micro-crystals for better devices
In a paper published in the journal Advanced Materials, Dr. Atikur Rahman's research group from the Physics department at IISER Pune, India, along with collaborators, report a new way to grow special crystals called CsPbBr3 nanoplatelets......»»
Scientists propose guidelines for solar geoengineering research
Scientists for several years have studied the theoretical effectiveness of injecting sulfur dioxide into the stratosphere to reflect heat from the sun and offset Earth's warming temperatures. But they also want to ensure that the solar geoengineering.....»»
Researchers demonstrate metasurfaces that control thermal radiation in unprecedented ways
Researchers with the Advanced Science Research Center at the CUNY Graduate Center (CUNY ASRC) have experimentally demonstrated that metasurfaces (two-dimensional materials structured at the nanoscale) can precisely control the optical properties of t.....»»
Indian desert school"s unique design offers respite from heat
In the sweltering heat of India's Thar desert, where summer highs soar above 50 degrees Celsius, an architecturally striking school is an oasis of cool thanks to a combination of age-old techniques and modern design......»»
Hydrogels can learn to play Pong
Work could lead to new "smart" materials that can learn and adapt to their environment. This electroactive polymer hydrogel "learned" to play Pong. Credit: Cell Reports Physical Science/Strong et al......»»
Mosquitoes sense infrared from body heat to help track humans down, study shows
While a mosquito bite is often no more than a temporary bother, in many parts of the world it can be scary. One mosquito species, Aedes aegypti, spreads the viruses that cause over 100,000,000 cases of dengue, yellow fever, Zika and other diseases ev.....»»
Low-cost flexible metasurfaces to increase the efficiency of optoelectronic devices
Metasurfaces are two-dimensional counterparts of metamaterials, which are artificial materials that possess unusual characteristics. With a variety of fascinatingly innovative and diverse uses, these specially-prepared surfaces with engineered patter.....»»
World"s first micromachine twists 2D materials at will
Just a few years ago, researchers discovered that changing the angle between two layers of graphene, an atom-thick sheet of carbon, also changed the material's electronic and optical properties. They then learned that a "twist" of 1.1 degrees—dubbe.....»»
Repurposing pencil lead as an optical material using plasma
Optical materials are essential in many modern applications, but controlling the way a material reflects light on its surface is costly and difficult. Now, in a recent study, researchers from Japan found a simple and low-cost way of tuning the reflec.....»»
Samsung Galaxy Tab S10 spotted in leaked promo materials
If you’re looking for a powerful new Android tablet, the Samsung Galaxy Tab S10 was recently spotted in leaked promo materials. The post Samsung Galaxy Tab S10 spotted in leaked promo materials appeared first on Phandroid. Samsung has mo.....»»
Fighting coastal erosion with electricity
New research from Northwestern University has systematically proven that a mild zap of electricity can strengthen a marine coastline for generations—greatly reducing the threat of erosion in the face of climate change and rising sea levels......»»
Cadillac helps lace up $5,000 custom shoes based on its EVs
Bespoke sneakers from designer Dominic Ciambrone borrow patterns, materials and colors from the Cadillac Lyriq, Celestiq, Optiq and Escalade IQ......»»
NASA wants clarity on Orion heat shield issue before stacking Artemis II rocket
"We have still a lot of work to do to close out the heat shield investigation." Enlarge / The Orion spacecraft for the Artemis II mission, comprising its crew and service modules, was lifted into a vacuum test chamber at NASA's K.....»»
Modeling study suggests heat-related deaths in Europe could triple by century"s end under current climate policies
Deaths from heat could triple in Europe by 2100 under current climate policies, mostly among people living in southern parts of the continent, according to a study published in The Lancet Public Health journal......»»
Study tracks decades of extreme heat, cold in Upper Midwest
Researchers analyzed meteorological data from nine Upper Midwest states from 1979–2021, tracking trends in extreme heat and cold over every 4-kilometer square of that territory. They found striking regional differences in the extremes. Many parts o.....»»
The underrated impact of humidity in predicting heat-related deaths
Governments, medical institutions and other bodies require accurate models on health-related matters in order to better organize their activities......»»
Scientists help turn whisky waste into valuable commodity
A new method to extract valuable bio-based chemicals from whisky distillery waste streams could transform manufacturing and be worth up to £90 million in global chemical manufacturing markets......»»
Quality control: Neatly arranging crystal growth to make fine thin films
Table salt and refined sugar look white to our eyes, but that is only because their individual colorless crystals scatter visible light. This feature of crystals is not always desirable when it comes to materials for optical and electrical devices, h.....»»
Twisted molecular wires exhibit high single-molecule conductance
From the high-voltage wires that carry electricity over long distances, to the tungsten filaments in our incandescent lights, we may have become accustomed to thinking that electrical conductors are always made of metal. But for decades, scientists h.....»»