搜索结果: 1-15 共查到“国际动态 Temperatures”相关记录33条 . 查询时间(0.156 秒)
Using a precisely tuned, ultrafast laser, a Cornell researcher showed that the atomic structure of yttrium titanate could be changed to stabilize its magnetism at temperatures three times higher than ...
Rising temperatures could shift US West Nile virus transmission（图）
Rising temperatures US West Nile virus transmission
2020/9/25
West Nile virus spreads most efficiently in the U.S. at temperatures between 75.2 and 77 degrees Fahrenheit, a new study published in eLife shows.The results of the U.S. National Scienc...
New 'refrigerator' super-cools molecules to nano-Kelvin temperatures（图）
New refrigerator super-cools molecules nano-Kelvin temperatures
2020/4/17
For years, scientists have looked for ways to cool molecules to ultracold temperatures, at which point the molecules should slow to a crawl, allowing scientists to precisely control their quantum beha...
Hot climates to see more variability in tree leafing as temperatures rise（图）
Hot climates variability tree leafing temperatures rise
2020/2/20
Scientists have found that while all regions of the country can expect an earlier start to the growing season as temperatures rise, the trend is likely to become more variable year-over-year in hotter...
Correcting historic sea surface temperatures reveals simpler pattern of ocean warming（图）
sea surface temperatures simpler pattern ocean warming
2019/10/23
Something odd happened in the oceans in the early 20th century. The North Atlantic and Northeast Pacific appeared to warm twice as much as the global average. Atmospheric and oceanic models have had t...
Rising tundra temperatures lead to changes in microbial communities（图）
Rising tundra temperatures lead changes microbial communities
2019/10/23
Rising temperatures in the tundra of northern latitudes could affect microbial communities in ways likely to increase their production of the greenhouse gases methane and carbon dioxide, a new study o...
UChicago scientists see fireworks from atoms at ultra-low temperatures（图）
UChicago scientists fireworks atoms ultra-low temperatures
2017/11/23
Scientists aren’t normally treated to fireworks when they discover something about the universe. But a team of University of Chicago researchers found a show waiting for them at the atomic level—along...
Analyzing magma temperatures may help get closer to forecasting volcanic eruptions
temperatures volcanic eruptions
2017/7/21
Although volcanic eruptions are often quite hazardous, scientists have been unable to pinpoint the processes leading up to major eruptions – and one important limitation has been a lack of knowledge a...
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...
Warmer temperatures cause decline in key runoff measure
Warmer temperatures decline runoff measure
2017/7/20
Since the mid-1980s, the percentage of precipitation that becomes streamflow in the Upper Rio Grande watershed has fallen more steeply than at any point in at least 445 years, according to a new study...
Rising Temperatures Threaten Stability of Tibetan Alpine Grasslands
Rising Temperatures Threaten Alpine Grasslands
2017/7/20
A warming climate could affect the stability of alpine grasslands in Asia’s Tibetan Plateau, threatening the ability of farmers and herders to maintain the animals that are key to their existence, and...
Study Finds Mosquito-Borne Viruses Like Zika Could Be Spread at Lower Temperatures,Potentially Expanding Impact
Mosquito-Borne Viruses Zika Spread Lower Temperatures Potentially
2017/7/20
This map depicts the number of months when there is a greater than 97.5 percent chance of disease transmission by the mosquitos Aedes albopictus and Aedes aegypti, based on the model developed in a st...
Ecology team finds leaf litter has slower decomposition rate in warm temperatures than previously estimated
Ecology team leaf litter slower decomposition rate warm temperatures previously estimated
2017/7/19
The time it takes for a leaf to decompose might be the key to understanding how temperature affects ecosystems, according to Kansas State University ecologists. Using leaf litter data in streams from ...
Rising water temperatures endanger health of coastal ecosystems,study finds
Rising water temperatures endanger health coastal ecosystems
2017/4/27
Increasing water temperatures are responsible for the accumulation of a chemical called nitrite in marine environments throughout the world, a symptom of broader changes in normal ocean biochemical pa...
Groundbreaking technology successfully rewarms large-scale tissues preserved at low temperatures
Groundbreaking technology rewarms large-scale tissues preserved low temperatures
2017/3/14
A research team, led by the University of Minnesota, has discovered a groundbreaking process to successfully rewarm large-scale animal heart valves and blood vessels preserved at very low temperatures...
