搜索结果: 1-15 共查到“理学 cycle”相关记录295条 . 查询时间(0.121 秒)
中国地质大学科学技术发展院王向东（博士研究生），赵来时*等 GPMR国家重点实验室 Earth and Planetary Science Letters(2019), Global mercury cycle during the end-Permian mass extinction and subsequent Early Triassic recovery
晚二叠；纪末；生物；大绝灭；早三叠；生物；复苏；时期；全球；汞循环
2021/10/20
近日，中国地质大学地质过程与矿产资源国家重点实验室赵来时教授团队在Nature Index 杂志——《Earth and Planetary Science Letters》发表题为《晚二叠纪末生物大绝灭及早三叠生物复苏时期全球的汞循环》（Global mercury cycle during the end-Permian mass extinction and subsequent Early...
Changes in ocean chemistry show how sea level affects global carbon cycle（图）
ocean chemistry sea level global carbon cycle
2021/4/9
A new analysis of strontium isotopes in marine sediments has enabled scientists to reconstruct fluctuations in ocean chemistry reflecting changing climate conditions over the past 35 million years.The...
Researchers discover an immense hydrocarbon cycle in the world's ocean（图）
immense hydrocarbon cycle world's ocean
2021/3/5
Hydrocarbons and petroleum are almost synonymous in environmental science. Oil reserves account for nearly all the hydrocarbons we know. But the few hydrocarbons that trace their origin to biological ...
New sunspot cycle could be one of the strongest on record（图）
New sunspot cycle could strongest record
2020/12/18
A team of scientists led by the National Center for Atmospheric Research is predicting that the sunspot cycle that started this fall could be one of the strongest since record-keeping began.In a new a...
山东大学生命科学学院生物化学课件 Citric Acid Cycle。
Discovery of first active seep in Antarctica provides new understanding of methane cycle（图）
active seep Antarctica new understanding methane cycle
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黄咸雨，谢树成等地学院BGEG国家重点实验室 Nature Communications，April 2018. Response of carbon cycle to drier conditions in the mid-Holocene in central China（图）
泥炭；地碳；循环；气候；变化
2021/10/21
2018年4月10日，中国地质大学地球科学院和生物地质与环境地质国家重点实验室学科团队在《Nature Communications》上发表题为“Response of carbon cycle to drier conditions in the mid-Holocene in central China”（长江中游泥炭地碳循环对中全新世干旱事件的响应）的研究论文。该文第一作者为黄咸雨副教授，谢...
Stanford research finds that diversity of large animals plays an important role in carbon cycle
Stanford diversity of large animals plays carbon cycle
2017/10/25
Trees in tropical forests are well known for removing carbon dioxide from the air and storing the potent greenhouse gas as carbon in their leafy branches and extensive roots. But a new analysis led by...
Two undergrads improve plant carbon-cycle models（图）
Two undergrads improve plant carbon-cycle models
2017/9/1
In the summer of 2012, two undergraduate students tackled a problem that plant ecology experts had overlooked for 30 years. The students demonstrated that different plant species vary in how they take...
Tiny Shells Indicate Big Changes to Global Carbon Cycle
Tiny Shells Indicate Big Changes Global Carbon Cycle
2017/7/20
Experiments with tiny, shelled organisms in the ocean suggest big changes to the global carbon cycle are underway, according to a study from the University of California, Davis. For the stud...
Polar glaciers may be home to previously undiscovered carbon cycle
Polar glaciers home to previously undiscovered carbon cycle
2017/4/27
Microbes in streams flowing on the surface of glaciers in the Arctic and Antarctic may represent a previously underestimated source of organic material and be part of an as yet undiscovered "dynamic l...
Four-Stroke Engine Cycle Produces Hydrogen from Methane and Captures CO2
Four-Stroke Engine Cycle Produces Hydrogen Methane CO2
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...
SPE/EAGE Reservoir Life Cycle Management Workshop:Innovation and Sustainability in Dynamic Oil Pric
SPE/EAGE Reservoir Life Cycle Management Workshop Innovation and Sustainability Dynamic Oil Pric
2017/1/20
Reservoir Life Cycle Management requires the right combination of reservoir characterisation, field development planning, project execution and continuous performance review of all key performance ind...
EFFECT OF THE X5.4 CLASS SOLAR FLARE EVENT OF SOLAR CYCLE 24 ON THE GPS SIGNAL RECEPTION IN PENINSULAR MALAYSIA
Solar Flare GPS MyRTKnet Total Electron Content Ionospheric Delay
2016/10/14
In this paper, we examine the effect of solar flare event on the Global Positioning System (GPS) signal reception in Peninsular Malaysia during the X5.4 class solar flare on 7th March 2012, 00:24 UT a...
SPE/EAGE Reservoir Life Cycle Management Workshop: Innovation and Sustainability in Dynamic Oil Price Environment
Oil Pric oil industry
2016/7/27
Reservoir Life Cycle Management requires the right combination of reservoir characterisation, field development planning, project execution and continuous performance review of all key performance ind...