搜索结果: 1-15 共查到“理学 Methane”相关记录125条 . 查询时间(0.096 秒)
Study on methane in deep-sea sediments shows small releases happen more often than thought（图）
深海沉积物 甲烷 化石生物 单细胞生物
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2023/6/26
New research describes evidence that deep sea methane deposits change into gas more frequently than could be monitored previously and that a set of fossilized organisms has a unique ability to detect ...
Discovery of first active seep in Antarctica provides new understanding of methane cycle（图）
active seep Antarctica new understanding methane cycle
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2020/7/31
The discovery of the first active methane seep in Antarctica is providing scientists with a new understanding of the methane cycle, and the role methane found in this region may play in warming the pl...
中国地质大学科学技术发展院李瑞，王生维，等，资源学院. Rock Mechanics and Rock Engineering，Geometry and Filling Features of Hydraulic Fractures in Coalbed Methane Reservoirs based on Subsurface Observations
煤层气井压裂；裂缝形态；充填特征。
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2021/10/15
近期，中国地质大学资源学院王生维教授团队在岩石力学领域著名期刊《Rock Mechanics and Rock Engineering》上发表题为《Geometry and Filling Features of Hydraulic Fractures in Coalbed Methane Reservoirs based on Subsurface Observations》的研究成果。该文通过...
Deep-sea worms and bacteria team up to harvest methane（图）
Deep-sea worms bacteria team harvest methane
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2020/4/10
Scientists at Caltech and Occidental College have discovered a methane-fueled symbiosis between worms and bacteria at the bottom of the sea, shedding new light on the ecology of deep-sea env...
Warming Climate unlikely to cause major methane release（图）
Warming Climate methane release
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2020/3/6
A long-feared scenario in which global warming causes Arctic permafrost to melt and release enough methane—a potent greenhouse gas--to accelerate warming and cause catastrophe probably won't happen.
In vitro bioactivity of various pure flavonoids in ruminal fermentation, with special reference to methane formation
rumen ammonia Hohenheim Gas Test epicatechin isoquercetin luteolin-7-glucoside quercetin catechin tannic acid
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2018/11/23
Polyphenols, like flavonoids, have been investigated when present in intact plants or in extracts as methane mitigating dietary supplements in ruminants. The aim of the present study was to examine pu...
中国地质大学科学技术发展院伏海蛟 严德天 等 资源学院构造与油气资源教育部重点实验室 AAPG Bulletin (2018), A study of hydrogeology and its effect on coalbed methane enrichment in the southern Junggar Basin, China
准噶尔盆地；南缘水；动力场；主导；煤层；气富
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2021/10/21
近期，国际石油地质重要期刊《AAPG Bulletin》刊发了中国地质大学针对准噶尔盆地南缘水动力场主导下煤层气富集成藏机制的最新研究成果，论文第一作者为中国地质大学资源学院伏海蛟副教授，共同作者分别为资源学院严德天教授、庄新国教授、李国庆副教授，中国地质大学（北京）汤达祯教授，澳大利亚联邦科学与工业研究院潘哲君教授等。
第34届国际湖沼学大会专题6：浮游生物动态对内陆水体甲烷通量和排放的影响（Effects of plankton dynamics on methane fluxes and emissions from inland waters）
第34届 湖沼学大会 浮游生物动态 内陆水体甲烷通量 排放影响
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2018/1/20
Natural and man-made inland waters represent globally significant sites of methane production and emit annually about 100 Tg of this potent GHG to the atmosphere. On the other hand, a large fraction o...
Ocean Waters Prevent Release Of Ancient Methane（图）
Ocean Waters Prevent Release Ancient Methane
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2018/2/1
Ocean sediments are a massive storehouse for the potent greenhouse gas methane.Trapped in ocean sediments near continents lie ancient reservoirs of methane called methane hydrates. These ice-like wate...
Icy air reveals human-made methane levels higher than previously believed（图）
icy air human-made methane levels higher previously believed
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2017/9/5
In 2011 a team of researchers led by Vasilii Petrenko, an assistant professor of Earth and environmental sciences at the University of Rochester, spent seven weeks in Antarctica collecting and studyin...
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
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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 ...
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
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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...
Four-Stroke Engine Cycle Produces Hydrogen from Methane and Captures CO2
Four-Stroke Engine Cycle Produces Hydrogen Methane CO2
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2017/3/14
When is an internal combustion engine not an internal combustion engine? When it’s been transformed into a modular reforming reactor that could make hydrogen available to power fuel cells wherever the...
New Study Explains Mysterious Source of Greenhouse Gas Methane in the Ocean
Mysterious Source Greenhouse Gas Methane the Ocean
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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 ...
In vitro Screening of Essential Oil Active Compounds for Manipulation of Rumen Fermentation and Methane Mitigation
Essential Oil Active Compounds Methane Production Volatile Fatty Acid Production
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2016/7/27
The objective of this study was to investigate the effects of 11 active compounds of essential oils (ACEO) on rumen fermentation characteristics and methane production. Two trials were conducted. In t...