搜索结果: 1-15 共查到“理学 different”相关记录499条 . 查询时间(0.181 秒)
2 very different microbes immune to the same viruses? Scientists were puzzled.（图）
微生物 病毒免疫 深海细菌 古细菌 基因组分析
2023/6/19
In a study published in Nature Microbiology, Harvard researchers found evidence that viruses infecting microbes in the deep sea interact with a far more diverse set of hosts than previously thought. T...
With the addition of computers, laser cutters have rapidly become a relatively simple and powerful tool, with software controlling shiny machinery that can chop metals, woods, papers, and plastics. Wh...
A protein that causes a cell's skeleton to bend, allowing it to twist the cell into different shapes, could be key to how cells divide according to scientists.
cell distortion protein cell division Rng2
2021/8/6
A protein that causes a cell's skeleton to bend, allowing it to twist the cell into different shapes, could be key to how cells divide according to scientists.
Phosphorus supply pathways and mechanisms in shallow lakes with different regime
lakes carbon nitrogen (Fe(OOH)~P
2021/7/27
In order to better understand the pathways and mechanisms of phosphorus (P) supply under different regimes, 12 sampling sites from 4 basins of 2 lakes were studied seasonally from October 2017 to July...
Asian butterfly populations show different mimicry patterns,thanks to genetic 'switch'（图）
Asian butterfly populations different mimicry patterns genetic 'switch'
2021/1/28
A new study by researchers at the University of Chicago and the City College of New York has identified a unique, genetic "mimicry switch" that determines whether male and female Elymni...
300-million-year-old fish resembles a sturgeon but took a different evolutionary path（图）
300-million-year-old resembles sturgeon different evolutionary path
2020/7/3
Sturgeon, long-lived, bottom-dwelling fish, are often described as living fossils. Their form has remained relatively constant, despite hundreds of millions of years of evolution.In a National Sc...
When it comes to climate, plants and animals aren't so different（图）
climate plants animals different
2020/3/27
Despite fundamental differences in their biology, plants and animals are surprisingly similar in how they have evolved in response to climate, according to a new National Science Foundation-funde...
When coral reefs change, researchers and local fishing communities see different results（图）
coral reefs change researchers local fishing communities different results
2019/11/22
Find related stories on NSF's Environmental Research and Education (ERE) programs at this link; find related stories on NSF's Long-Term Ecological Research Program at this link.Results of a new study ...
Effects of chilled storage and pH of activating solution on different motility parameters in burbot (Lota lota) sperm
short-term storage activation Lota lota sperm analysis CASA parameters
2018/11/23
The effects of a simple saline solution prepared using two different pH (4.4 and 8.5) on sperm motility in burbot were investigated. Results were recorded during a 96-hour chilled storage (4°C) in 24-...
Effects of different durations of fasting/re-feeding bouts on growth, biochemical and histological changes in the digestive tract of Ganus golden trout (Oncorhynchus mykiss)
biochemistry food deprivation phenotypic changes histology productive traits
2018/11/23
This study was conducted to explore the outcomes of starvation/re-feeding techniques on growth performance, liver antioxidant activities, and histological changes of the gastrointestinal organs of Gan...
MICROCLIMATE ANALYSIS OF DIFFERENT URBAN FORMS IN COLD CLIMATES AND THE EFFECT OF THERMAL COMFORT
Urban Microclimate Urban Geometry Outdoor Thermal Comfort Cold Climate Erzurum
2018/11/9
In this study, it is aimed to understand the relation between micro-climate and urban planning in the case of a cold-climate city, Erzurum. The effects of different urban patterns on micro-climate are...
TOPOGRAPHIC FEATURES OF MALYY NARYN RIVER WATERSHED BASED ON DIFFERENT DATA
ZY3 DSM SRTM DEM ASTER GDEM Topographic Features Slop HI River Network Density River Network Discrepancy
2018/5/14
This paper researched the influence on the topographical characteristics of watersheds by setting different catchment area thresholds based on different data sets, namely ZY3 DSM, SRTM DEM and ASTER G...
RETRIEVAL OF AEROSOL PHASE FUNCTION AND POLARIZED PHASE FUNCTION FROM POLARIZATION OF SKYLIGHT FOR DIFFERENT OBSERVATION GEOMETRIES
Aerosol Polarization Phase function Polarized phase function Retrieval Sun-sky radiometer
2018/5/14
The phase function and polarized phase function are important optical parameters, which describe scattering properties of atmospheric aerosol particles. Polarization of skylight induced by the scatter...
Interactions between benzotriazole and corncob biochars pyrolyzed at different temperature
Benzotriazole Biochar H-bond Micropore filling
2018/3/23
The sorption of ionizable benzotriazole (BTA) to corncob biochars pyrolyzed at different temperature (i.e., 300 oC, 500 oC and 800 oC) was investigated in this study. Biochars produced at higher tempe...
Examining the distribution and dynamics of impervious surface in different function zones in Beijing
impervious surface landscape metrics classification and regression tree (CART) function zones Lorenz curve contribution index
2018/4/9
Impervious surface (IS) is often recognized as the indicator of urban environmental changes. Numerous research efforts have been devoted to studying its spatio-temporal dynamics and ecological effects...