搜索结果: 1-15 共查到“理学 active”相关记录284条 . 查询时间(0.203 秒)
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...
HIGH-RESOLUTION ENHANCED PRODUCT BASED ON SMAP ACTIVE-PASSIVE APPROACH USING SENTINEL 1A AND 1B SAR DATA
soil moisture microwave remote sensing active-passive algorithm SMAP Sentinel-1A -1B
2019/2/27
SMAP project released a new enhanced high-resolution (3km) soil moisture active-passive product. This product is obtained by combining the SMAP radiometer data and the Sentinel-1A and -1B Synthetic Ap...
Platforms comprising artificially patterned materials exploit the synergy between material photonic responses and structural form to enable transformative light-matter interactions which continually p...
Wriggling Microtubules Help Explain Coupling of “Active” Defects and Curvature（图）
Wriggling Microtubules Explain Coupling Active Defects Curvature
2017/10/26
Imagine a tiny donut-shaped droplet, covered with wriggling worms. The worms are packed so tightly together that they must locally line up with respect to each other. In this situation, we would say t...
Moderate-to-vigorous physical activity, but not sedentary time, predicts changes in cardiometabolic risk factors in 10-y-old children: the Active Smarter Kids Study
physical activity sedentary time cardiometabolic risk factors
2018/11/16
Recently, Skrede et al. (1) prospectively examined the association of objectively measured sedentary time and subcomponents of physical activity with individual and clustered cardiometabolic risk fact...
2017纤维素酶和其他碳水化合物活性酶高登研究研讨会（The Gordon Research Seminar (GRS) on Cellulases & Other Carbohydrate-Active Enzymes）
2017 纤维素酶和其他碳水化合物活性酶高登研究 研讨会
2017/3/29
The Gordon Research Seminar on Cellulases and Other Carbohydrate-Active Enzymes is a unique forum for graduate students, post-docs, and other scientists with comparable levels of experience and educat...
2017纤维素酶和其他碳水化合物活性酶戈登学术会议（The 2017 Gordon Research Conference on Cellulases&Other Carbohydrate-Active Enzymes）
2017 纤维素酶和其他碳水化合物活性酶戈登 学术会议
2017/2/13
The enzymes that deconstruct polysaccharides and in particular those of the plant cell wall share structural, mechanistic and evolutionary similarities whether for biofuels production, for digestion o...
Seismically active Kathmandu region in store for larger earthquake
Seismically Kathmandu region store for larger earthquake
2016/12/13
An earthquake much more powerful and damaging than last year's 7.8 magnitude quake could rock Kathmandu and the Himalayan Frontal Fault, an international team of seismic experts has concluded. The uns...
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
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...
Supervolcanoes like Yellowstone may have been more active in the past
Supervolcanoes Yellowstone more active in the past
2016/6/12
Geophysical monitoring of the ground above active supervolcanoes, like the one located in Yellowstone National Park, shows that it rises and falls as magma moves beneath the surface of the Earth.Magma...
Quantum delocalization of protons in the hydrogen-bond network of an enzyme active site
ab initio path integral molecular dynamics enzyme hydrogen bonding nuclear quantum effects proton delocalization
2016/5/25
Enzymes use protein architectures to create highly specialized structural motifs that can greatly enhance the rates of complex chemical transformations. Here, we use experiments, combined with ab init...
Extreme Electric Fields Power Catalysis in the Active Site of Ketosteroid Isomerase
Electric Power Catalysis Active Site Ketosteroid Isomerase
2016/5/25
Enzymes use protein architecture to impose specific electrostatic fields onto their bound substrates, but the magnitude and catalytic effect of these electric fields have proven difficult to quantify ...
Quantitative Dissection of Hydrogen Bond-Mediated Proton Transfer in the Ketosteroid Isomerase Active Site
active site environment computational modeling enzyme catalysis protein electrostatics protein semisynthesis
2016/5/25
Hydrogen bond networks are key elements of protein structure and function but have been challenging to study within the complex protein environment. We have carried out in-depth interrogations of the ...
Quantitative,Directional Measurement of Electric Field Heterogeneity Within an Enzyme Active Site
Quantitative Directional Measurement Electric Field Heterogeneity Enzyme Active Site
2016/5/25
Extensive structural studies of enzymes have revealed that biological catalysis occurs within sequestered active site crevices, where reacting substrates are surrounded by an anisotropic and chemicall...
Electrostatic Fields Near the Active Site of Human Aldose Reductase:2.New Inhibitors and Complications Caused by Hydrogen Bonds
Humans Nitriles Aldehyde Reductase Spectrophotometry, Infrared Spectroscopy, Fourier Transform Infrared Binding Sites Catalytic Domain Protein Binding Kinetics Hydrogen Bonding
2016/5/25
Vibrational Stark effect spectroscopy was used to measure electrostatic fields in the hydrophobic region of the active site of human aldose reductase (hALR2). A new nitrile-containing inhibitor was de...