搜索结果: 1-15 共查到“地质学 distribution”相关记录61条 . 查询时间(0.171 秒)
中国地质大学科学技术发展院夏宇轩（博士生）,蔡建超等地空学院 2018, FRACTALS-COMPLEX GEOMETR（图）Y PATTERNS AND SCALING IN NATURE AND SOCIETY, A NEW METHOD FOR CALCULATING FRACTAL DIMENSIONS OF POROUS MEDIA BASED ON PORE SIZE DISTRIBUTION
分形；毛细管；假设的；计算；多孔介质；孔隙空间；迂曲度；分形维数
2021/10/21
日前，2018级博士研究生夏宇轩在国际学术期刊《分形》发表题为《一种基于多孔介质孔径分布的分形维数新计算方法》的论文，入选Mathematics学科领域高被引论文。在该论文中，夏宇轩提出了一种基于分形毛细管假设的计算多孔介质孔隙空间和迂曲度分形维数的新方法。
STUDY ON THE DISTRIBUTION OF GEOLOGICAL HAZARDS BASED ON FRACTAL CHARACTERISTICS – A CASE STUDY OF DACHUAN DISTRICT
Geologic Hazard Fractal Theory Fractal Dimension Self Correlation Risk Zoning
2018/4/30
It is a complicated process to analyze the cause of geological hazard. Through the analysis function of GIS software, 250 landslides were randomly selected from 395 landslide hazards in the study area...
Acoustic characterization of pelagic sediments using sub-bottom profiler data: Implications for the distribution of REY-rich mud in the Minamitorishima EEZ, western Pacific
REY-rich mud Minamitorishima EEZ sub-bottom profiler sediment classification western Pacific
2016/4/10
Sub-bottom profiling was conducted in the Japanese Exclusive Economic Zone (EEZ) around Minamitorishima Island,
western Pacific Ocean, to investigate the features and distribution of mud rich in rare...
Temperature distribution analysis of July 2001 Mt. Etna eruption observed by the airborne hyperspectral sensor MIVIS
remote-sensing volcano monitoring thermal infrared dual-band technique
2015/9/17
On 17th and 18th July 2001, several fractures opened on Mt. Etna southern flank generating different lava flows
spreading both in Valle del Bove and towards Nicolosi. On 29th July the image spectrome...
Distribution of radon activity in the atmosphere above Wzgórza Niemczansko-Strzelinskie (South-WestPoland) and its dependence on uranium and thorium content in the underlying rock and indirect ground basement
radon atmosphere uranium thorium rock
2015/9/10
Radon activity in the atmosphere and its behavior in the environment have been investigated using LR-115 nuclear
track detector. The complex geological structure of Wzgórza Niemczansko-Strzelinskie (...
MERCURY DISTRIBUTION IN SOILS AND STREAM SEDIMENTS OF CENTRAL INDIANA, USA
Mercury Soil Sediment Emissions
2015/1/16
An investigation of mercury (Hg) in soils and stream sediments was conducted to understand the impact of urbanization on Hg deposition and accumulation on the upper west fork of the White River waters...
Water–rock interactions and trace elements distribution in dolomite aquifers: The Sassolungo and Sella systems (Northern Italy)
groundwater carbonate minerals carbon dioxide trace elements isotopes
2014/4/11
Water–rock interaction processes and trace elements distribution were studied in the Triassic dolomite aquifers of
Sassolungo and Sella group (Dolomite mountains, northern Italy). These systems consi...
Spatial distribution of 87Sr/86Sr ratios of stream sediments in Shikoku Island and the Kii Peninsula, Southwest Japan
geochemical map stream sediment
2013/4/11
Geochemical mapping of 87Sr/86Sr ratios in Shikoku Island and the Kii Peninsula of Southwest Japan was performed
using 233 samples of stream sediments (<180 μm). The spatial distribution of 87Sr/86Sr...
Distribution of archaeal and bacterial tetraether membrane lipids in rhizosphere-root systems in soils and their implication for paleoclimate assessment
GDGT rhizoplanes roots revised index of methylation of branched tetraethers estimated temperature
2013/4/11
Branched and isoprenoidal glycerol dialkyl glycerol tetraethers (GDGT) are abundant in soils, but little is known
about the presence of branched GDGT in rhizosphere-root systems versus bulk soils, an...
Mollusk Species Richness on the Rocky Shores of the State of Guerrero, Mexico, as Affected by Rains and Their Geographical Distribution
Rocky Shore Species Richness Geographic Distribution Rain Effects Mollusks
2012/12/21
Natural processes in ecosystems shows significant variations in species richness with regular cycles that can be altered by natural or anthropogenic activities; the present research was in order to un...
Using hilltop curvature to derive the spatial distribution of erosion rates
Using hilltop curvature derive the spatial distribution erosion rates
2012/5/20
Erosion rates dictate the morphology of landscapes, and therefore quantifying them is a critical part of many geomorphic studies. Methods to directly measure erosion rates are expensive and time consu...
Distribution of Pu isotopes in marine sediments in the Pacific 30 km off Fukushima after the Fukushima Daiichi nuclear power plant accident
Fukushima plutonium isotopes western North Pacific marine sediments SF-ICP-MS
2012/4/11
The Fukushima Dai-ichi Nuclear Power Plant (DNPP) accident has caused serious contamination of the marine environment
from atmospheric fallout deposition and the direct discharges of highly radioacti...
Heavy metal distribution in recent sediments along the Tietê River basin (São Pauro, Brazil)
heavy metals Tietê River sediments geo-accumulation index pollution
2012/4/11
The distribution of heavy metals in recent sediments deposited along the Tietê River, a highly polluted river in southeast
region of Brazil was studied. Around the metropolitan area of São Paulo...
Distribution of Clay Mining and Quarries in South Africa
Distribution Clay Mining Quarries South Africa
2012/3/14
Distribution of Clay Mining and Quarries in South Africa.
Diagenetic clay mineral distribution in Mesoproterozoic sandstones of the Cariewerloo Basin, South Australia – implications for uranium mobilisation
Diagenetic clay mineral distribution Mesoproterozoic sandstones the Cariewerloo Basin implications uranium mobilisation
2012/2/7
A thick sequence of largely undeformed red-bed sandstones of Mesoproterozoic age, collectively termed the Pandurra Formation, overlies a wide area of crystalline basement of the central and eastern Ga...