搜索结果: 1-15 共查到“知识库 structure”相关记录2636条 . 查询时间(0.906 秒)
The relationships among structure variables of larch forests in China
Larch forests Stand factor Allometric relationship Power function Density effect and self-thinning
2024/1/19
Larch (Larix Mill.) forests are widely distributed in the upper parts of mountainous areas in China, playing vital roles in constructing mountain landscapes and maintaining mountain environments. Desp...
Stereocomplexed and homocrystalline thermo-responsive physical hydrogels with a tunable network structure and thermo-responsiveness
NANOCOMPOSITE HYDROGELS POLY(LACTIC ACID) POLY(N-ISOPROPYLACRYLAMIDE) TOUGH GELS ELASTOMERS BEHAVIOR MEMORY CHAIN
2024/1/19
The widespread application of thermo-responsive hydrogels requires materials with robust mechanical properties and tunable responsiveness. Herein, we report robust thermo-responsive physical hydrogels...
Effects of Stand Structure and Topography on Forest Vegetation Carbon Density in Jiangxi Province
stand characteristics terrain factor driving force regression analysis
2023/12/11
Stand structure and topography are important factors affecting forest vegetation carbon density (FVCD). Revealing the interaction mechanisms between stand structure and topography on FVCD is of great ...
Assessing Tree Coverage and the Direct and Mediation Effect of Tree Diversity on Carbon Storage through Stand Structure in Homegardens of Southwestern Bangladesh
traditional homegardens agroforestry system biodiversity and carbon optical remote sensing
2023/12/8
Dealing with two major challenges, climate change mitigation and biodiversity loss, under the same management program, is more noteworthy than addressing these two separately. Homegardens, a sustainab...
Intraday Variation Mapping of Population Age Structure via Urban-Functional-Region-Based Scaling
age structure urban functional regions temporal scaling factor dasymetric model RF-RFE algorithm intraday variation map
2023/12/6
The spatial distribution of the population is uneven?for various reasons, such as urban-rural differences and geographical conditions differences. As the basic element of the natural structure of the ...
Revealing the Structure and Composition of the Restored Vegetation Cover in Semi-Arid Mine Dumps Based on LiDAR and Hyperspectral Images
ecological restoration hierarchical classification vegetation structure LiDAR vegetation species
2023/12/1
Remotely sensed images with low resolution can be effectively used for the large-area monitoring of vegetation restoration, but are unsuitable for accurate small-area monitoring. This limits researche...
MYB transcription factor family in sweet cherry (Prunus avium L.): genome-wide investigation, evolution, structure, characterization and expression patterns
MYB transcription factors PavMYB genes Phylogenetic analysis Expression pattern Dormancy
2023/11/30
MYB Transcription factors (TFs) are most imperative and largest gene family in plants, which participate in development, metabolism, defense, differentiation and stress response. The MYB TFs has been ...
Bio-based epoxy vitrimer for recyclable and carbon fiber reinforced materials: Synthesis and structure-property relationship
Vitrimer Epoxy-acid-anhydride system CFRMs Degradable Recycling
2023/11/30
Recycling or degradation of epoxy resins is difficult because of their covalent cross-linking structures, which causes resource crisis, environmental pollution, and resource waste. To address this cha...
The Functional Structure of Tropical Plant Communities and Soil Properties Enhance Ecosystem Functioning and?Multifunctionality?in Different Ecosystems in Ghana
functional traits functional diversity multifunctionality plant spost-mining restorations resource use strategies tropical forest West Africa
2023/11/20
Plant functional traits are useful in tracking changes in the environment, and play an important role in determining ecosystem functioning. The relationship between plant functional traits and ecosyst...
Molecular simulation and optimization on the microporous structure in carbon molecular sieve membrane for CO2/CH4 separation
Carbon molecular sieve membrane Gas separation Molecular simulation Pore size Structure optimization
2023/6/19
Zigzag-type pore model with a modified structure was proposed to evaluate the effect of micropore structure on the gas separation performance of carbon molecular sieve membranes (CMSM). Molecular simu...
Structure–function relationship of terpenoid glycosyltransferases from plants
植物 萜类糖基 转移酶 UGT76G1
2023/4/19
Terpenoids are physiologically active substances that are of great importance to humans. Their physicochemical properties are modified by glycosylation, in terms of polarity, volatility, solubility an...
屈前辉课题组分别在《Structure》 & 《Immunity》上报道Patch1研究及EB病毒vGPCR研究（图）
屈前辉课题组 EB病毒 生物医学研究院 Hh信号 单分子荧光实验
2023/4/17
细胞表面跨膜蛋白Patched（Ptc1）介导的Hedgehog (Hh)信号传递是调控动物形态发生的重要通路，其功能失调往往导致机体发育异常，且与基底细胞癌等恶性肿瘤的发生密切相关。穿膜12次的Ptc1蛋白主要分布于初级纤毛上。当没有配体Hh存在时，Ptc1可以通过降低细胞膜中的固醇类分子水平来抑制Hh信号通路及下游基因的转录表达。感应到Hh信号后，Ptc1从初级纤毛中向纤毛基底部位迁移，并富集...
Structure-based design of antiviral drug candidates targeting the SARS-CoV-2 main protease
Structure-based design antiviral drug candidates targeting SARS-CoV-2 protease
2020/6/12
SARS-CoV-2 is the etiological agent responsible for the global COVID-19 outbreak. The main protease (Mpro) of SARS-CoV-2 is a key enzyme that plays a pivotal role in mediating viral replication and tr...
Structure of Mpro from SARS-CoV-2 and discovery of its inhibitors
Structure Mpro SARS-CoV-2 discovery inhibitors
2020/6/12
A new coronavirus, known as severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), is the aetiological agent responsible for the 2019–2020 viral pneumonia outbreak of coronavirus disease 2019 (...
Rosin‐derived poly(vinyl chloride) plasticizer: Synthesis, structure, and properties
rosin-based polyacid esters Synthesis structure properties
2024/2/29
In this work, rosin‐based plasticizer was synthesized by Diels–Alder (DA) and esterification. First, the maleopimaric acid (RT) was obtained by DA between the double bond of rosin and maleic anhydride...