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科研机构
北京大学 [53]
内容类型
期刊论文 [38]
其他 [15]
发表日期
2017 [3]
2016 [6]
2014 [6]
2013 [7]
2012 [2]
2011 [3]
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专题:北京大学
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Phase equilibria modelling using major and trace element compositions of zoned garnet and clinopyroxene from southwestern Tianshan eclogites, China
期刊论文
JOURNAL OF ASIAN EARTH SCIENCES, 2017
Zhang, Lijuan
;
Chu, Xu
;
Zhang, Lifei
;
Du, Jinxue
收藏
  |  
浏览/下载:108/0
  |  
提交时间:2017/12/03
Eclogite
Aegirine
Pseudosection
Rare earth element
Southwestern Tianshan
ULTRAHIGH-PRESSURE METAMORPHISM
FLUID-ROCK INTERACTION
EFFECTIVE BULK-COMPOSITION
COESITE-BEARING ECLOGITE
SM-ND GEOCHRONOLOGY
HP-LT ROCKS
P-T PATH
WESTERN TIANSHAN
NW-CHINA
SUBDUCTION-ZONE
Diagnosing Tibetan pollutant sources via volatile organic compound observations
期刊论文
ATMOSPHERIC ENVIRONMENT, 2017
Li, Hongyan
;
He, Qiusheng
;
Song, Qi
;
Chen, Laiguo
;
Song, Yongjia
;
Wang, Yuhang
;
Lin, Kui
;
Xu, Zhencheng
;
Shao, Min
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
Tibet
Volatile organic compounds
Tracers
Sources
Regional transport
BLACK CARBON
NONMETHANE HYDROCARBONS
CENTRAL-HIMALAYAS
EMISSION INVENTORY
AIR-POLLUTION
TRACE GASES
RIVER DELTA
AMBIENT AIR
ICE CORE
PLATEAU
Particulate pollution in urban Chongqing of southwest China: Historical trends of variation, chemical characteristics and source apportionment
期刊论文
SCIENCE OF THE TOTAL ENVIRONMENT, 2017
Chen, Yuan
;
Xie, Shao-dong
;
Luo, Bin
;
Zhai, Chong-zhi
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
PM
Chemical composition
Source apportionment
Chongqing
POSITIVE MATRIX FACTORIZATION
AIR-POLLUTION
CARBONACEOUS AEROSOL
ELEMENTAL CARBON
SEASONAL TRENDS
TRACE-ELEMENTS
PM2.5 MASS
CITIES
EMISSIONS
EXPOSURE
Occurrence, spatial distribution, sources, and risks of polychlorinated biphenyls and heavy metals in surface sediments from a large eutrophic Chinese lake (Lake Chaohu)
期刊论文
ENVIRONMENTAL SCIENCE AND POLLUTION RESEARCH, 2016
He, Wei
;
Bai, Ze-Lin
;
Liu, Wen-Xiu
;
Kong, Xiang-Zhen
;
Yang, Bin
;
Yang, Chen
;
Jorgensen, Sven Erik
;
Xu, Fu-Liu
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
Polychlorinated biphenyls
Heavy metals
Occurrence
Spatial distribution
Risks
Lake Chaohu
Positive matrix factorization (PMF)
Surface sediment
POLYCYCLIC AROMATIC-HYDROCARBONS
POLYBROMINATED DIPHENYL ETHERS
DIOXIN-LIKE PCBS
TRACE-METALS
YANGTZE ESTUARY
ORGANIC-MATTER
RIVER
WATER
HEALTH
DECHLORINATION
Occurrence, spatial distribution, sources, and risks of polychlorinated biphenyls and heavy metals in surface sediments from a large eutrophic Chinese lake (Lake Chaohu)
其他
2016-01-01
He, Wei
;
Bai, Ze-Lin
;
Liu, Wen-Xiu
;
Kong, Xiang-Zhen
;
Yang, Bin
;
Yang, Chen
;
Jorgensen, Sven Erik
;
Xu, Fu-Liu
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
Polychlorinated biphenyls
Heavy metals
Occurrence
Spatial distribution
Risks
Lake Chaohu
Positive matrix factorization (PMF)
Surface sediment
POLYCYCLIC AROMATIC-HYDROCARBONS
POLYBROMINATED DIPHENYL ETHERS
DIOXIN-LIKE PCBS
TRACE-METALS
YANGTZE ESTUARY
ORGANIC-MATTER
RIVER
WATER
HEALTH
DECHLORINATION
In-situ U-Pb dating and Nd isotopic analysis of perovskite from a rodingite blackwall associated with UHP serpentinite from southwestern Tianshan, China
期刊论文
CHEMICAL GEOLOGY, 2016
Shen, Ting-ting
;
Wu, Fu-yuan
;
Zhang, Li-fei
;
Hermann, Joerg
;
Li, Xu-ping
;
Du, Jin-xue
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
Perovskite
U-Pb age
Nd isotopes
Rodingite blackwall
Tianshan
RARE-EARTH ELEMENTS
LA-ICP-MS
NORTH-ATLANTIC CRATON
WESTERN TIANSHAN
NW-CHINA
SOUTH TIANSHAN
TECTONIC IMPLICATIONS
TRACE-ELEMENT
T PATH
ULTRAMAFIC LAMPROPHYRES
Recent advances in applications of nanomaterials for sample preparation
期刊论文
TALANTA, 2016
Xu, Linnan
;
Qi, Xiaoyue
;
Li, Xianjiang
;
Bai, Yu
;
Liu, Huwei
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
Sample preparation
Nanoparticles
Nanoporous materials
SOLID-PHASE EXTRACTION
METAL-ORGANIC-FRAMEWORK
POLYCYCLIC AROMATIC-HYDROCARBONS
MULTIWALLED CARBON NANOTUBES
ENVIRONMENTAL WATER SAMPLES
GRAPHENE/MESOPOROUS SILICA COMPOSITES
ATOMIC-ABSORPTION-SPECTROMETRY
MOLECULARLY IMPRINTED POLYMER
PERFORMANCE LIQUID-CHROMATOGRAPHY
TANDEM MASS-SPECTROMETRY
Uncertainty assessment of source attribution of PM2.5 and its water-soluble organic carbon content using different biomass burning tracers in positive matrix factorization analysis - a case study in Beijing, China
期刊论文
SCIENCE OF THE TOTAL ENVIRONMENT, 2016
Tao, Jun
;
Zhang, Leiming
;
Zhang, Renjian
;
Wu, Yunfei
;
Zhang, Zhisheng
;
Zhang, Xiaoling
;
Tang, Yixi
;
Cao, Junji
;
Zhang, Yuanhang
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
Source apportionment
Biomass burning tracers
Source profiles
SOUTHEASTERN UNITED-STATES
LONG-RANGE TRANSPORT
PARTICULATE MATTER
CHEMICAL-CHARACTERIZATION
AEROSOL FORMATION
SOURCE APPORTIONMENT
URBAN-ENVIRONMENT
ELEMENTAL CARBON
PARTICLE-SIZE
COMBUSTION
Local Rademacher Complexity for Multi-Label Learning
期刊论文
IEEE TRANSACTIONS ON IMAGE PROCESSING, 2016
Xu, Chang
;
Liu, Tongliang
;
Tao, Dacheng
;
Xu, Chao
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
Multi-label learning
local Rademacher complexity
IMAGE CLASSIFICATION
THRESHOLDING ALGORITHM
TEXT CATEGORIZATION
MATRIX COMPLETION
ANNOTATION
SETS
KNN
内蒙古中部构造混杂带晚古生代-早中生代变质基性岩的地球化学特征及其大地构造意义
期刊论文
岩石学报, 2014
张晋瑞
;
初航
;
魏春景
;
王康
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2015/10/23
变质基性火山岩
地球化学
构造混杂带
内蒙古中部
中亚造山带
Meta-basic volcanics
Geochemistry
Melange zones
Central Inner Mongolia
Central Asian orogenic belt
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