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The use of disposable plasticized medical gowns – both conventional and biodegradable – has surged since the onset of the COVID-19 pandemic. Landfills now brim with them.
Solid, liquid, or gas? Technique quickly identifies physical state of tissues and tumors（图）
技术快速识别 肿瘤 癌症诊断
2023/6/19
As an organism grows, the feel of it changes too. In the initial stages, an embryo takes on an almost fluid-like state that allows its cells to divide and expand. As it matures, its tissues and organs...
“Blue” hydrogen – an energy source that involves a process for making hydrogen by using methane in natural gas – is being lauded by many as a clean, green energy to help reduce global warming. But Cor...
Scientists last autumn revealed that the gas phosphine was found in trace amounts in Venus’ upper atmosphere. That discovery promised the slim possibility that phosphine serves as a biological signatu...
Radioactivity From Oil And Gas Wastewater Persists In Pennsylvania Stream Sediments（图）
Radioactivity Oil And Gas Wastewater Pennsylvania Stream Sediments
2018/2/1
More than seven years after Pennsylvania officials requested that the disposal of radium-laden fracking wastewater into surface waters be restricted, a new Duke University study finds that high levels...
Raton Basin earthquakes linked to oil and gas fluid injections（图）
Raton Basin earthquakes oil gas fluid injections
2017/11/22
西北师范大学旅游学院2009-2012年主要纵向项目一览表。
JILA’s 3-D Quantum Gas Atomic Clock Offers New Dimensions in Measurement（图）
JILA 3-D Quantum Gas Atomic Clock New Dimensions Measurement
2017/10/25
JILA physicists have created an entirely new design for an atomic clock, in which strontium atoms are packed into a tiny three-dimensional (3-D) cube at 1,000 times the density of previous one-dimensi...
Researchers Use Novel Microreactor To Study Formation Of Methane Hydrate,An Icy Prison For Key Greenhouse Gas（图）
Researchers Novel Microreactor Methane Hydrate An Icy Prison Greenhouse Gas
2017/9/5
Researchers at the NYU Tandon School of Engineering are using a novel means of studying how methane and water form methane hydrate that allows them to examine discrete steps in the process faster and ...
From Greenhouse Gas to 3-D Surface-Microporous Graphene（图）
Greenhouse Gas 3-D Surface Microporous Graphene
2017/9/1
A material scientist at Michigan Technological University invented a novel approach to take carbon dioxide and turn it into 3-D graphene with micropores across its surface. The process is the focus of...
Methane-eating bacteria in lake deep beneath Antarctic ice sheet may reduce greenhouse gas emissions（图）
Methane-eating bacteria lake deep Antarctic ice sheet reduce greenhouse gas emissions
2017/9/1
An interdisciplinary team of researchers funded by the National Science Foundation (NSF) has concluded that bacteria in a lake 800 meters (2,600 feet) beneath the West Antarctic Ice Sheet may digest m...
Noise pollution from gas compressors changes abundance of insects, spiders
Noise pollution gas compressors insects spiders
2017/7/20
The relentless roar of natural gas compressors influences the numbers of insects and spiders nearby, triggering decreases in many types of arthropods sensitive to sounds and vibrations, a collaborativ...
New Efficient,Low-Temperature Catalyst for Converting Water and CO to Hydrogen Gas and CO2
Low-Temperature Catalyst Converting Water CO to Hydrogen Gas CO2
2017/7/24
Scientists have developed a new low-temperature catalyst for producing high-purity hydrogen gas while simultaneously using up carbon monoxide (CO). The discovery—described in a paper set to publish on...
Electrolytes Made from Liquefied Gas Enable Batteries to Run at Ultra-low Temperatures
Electrolytes Liquefied Gas Batteries to Run Ultra-low Temperatures
2017/7/21
Engineers at the University of California San Diego have developed a breakthrough in electrolyte chemistry that enables lithium batteries to run at temperatures as low as -60 degrees Celsius with exce...
Embryonic cluster galaxy immersed in giant cloud of cold gas
Embryonic cluster galaxy immersed giant cloud of cold gas
2016/12/13
Astronomers studying a cluster of still-forming protogalaxies seen as they were more than 10 billion years ago have found that a giant galaxy in the center of the cluster is forming from a surprisingl...
New Study Explains Mysterious Source of Greenhouse Gas Methane in the Ocean
Mysterious Source Greenhouse Gas Methane the Ocean
2016/11/29
For decades, marine chemists have faced an elusive paradox. The surface waters of the world’s oceans are supersaturated with the greenhouse gas methane, yet most species of microbes that can generate ...