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科研机构
北京大学 [41]
内容类型
期刊论文 [39]
其他 [2]
发表日期
2017 [5]
2016 [3]
2014 [1]
2013 [7]
2012 [3]
2011 [5]
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专题:北京大学
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Critical climate periods for grassland productivity on China's Loess Plateau
期刊论文
AGRICULTURAL AND FOREST METEOROLOGY, 2017
Guo, Liang
;
Cheng, Jimin
;
Luedeling, Eike
;
Koerner, Sally E.
;
He, Jin-Sheng
;
Xu, Jianchu
;
Gang, Chengcheng
;
Li, Wei
;
Luo, Ruimin
;
Peng, Changhui
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/03
Aboveground net primary productivity (ANPP)
Partial least squares regression (PLS)
Precipitation
Temperate grassland
Temperature
Timing of climate variability
NET PRIMARY PRODUCTIVITY
PRECIPITATION VARIABILITY
ABOVEGROUND PRODUCTIVITY
SEASONAL PRECIPITATION
INTERANNUAL VARIATION
RAINFALL VARIABILITY
TEMPERATE GRASSLAND
TEMPORAL VARIATION
MESIC GRASSLAND
NORTH-AMERICAN
Changes of carbon stocks in alpine grassland soils from 2002 to 2011 on the Tibetan Plateau and their climatic causes
期刊论文
GEODERMA, 2017
Chen, Litong
;
Jing, Xin
;
Flynn, Dan F. B.
;
Shi, Yue
;
Kuehn, Peter
;
Scholten, Thomas
;
He, Jin-Sheng
收藏
  |  
浏览/下载:112/0
  |  
提交时间:2017/12/03
Soil organic carbon (SOC)
SOC stocks
Repeated soil inventory
Alpine meadow
Alpine steppe
Tibetan Plateau
NET PRIMARY PRODUCTIVITY
ORGANIC-CARBON
TERRESTRIAL ECOSYSTEMS
RECENT DECADES
ARCTIC TUNDRA
FOREST SOILS
GREEN-UP
NITROGEN
CHINA
DYNAMICS
Evaluation of passive sampling of gaseous mercury using different sorbing materials
期刊论文
ENVIRONMENTAL SCIENCE AND POLLUTION RESEARCH, 2017
Lin, Huiming
;
Zhang, Wei
;
Deng, Chunyan
;
Tong, Yingdong
;
Zhang, Qianggong
;
Wang, Xuejun
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
Passive sampler
Gaseous mercury
Sampling rate
Sorbing material
Uptake curve
PERSISTENT ORGANIC POLLUTANTS
IMPREGNATED ACTIVATED CARBON
ATMOSPHERIC MERCURY
ELEMENTAL MERCURY
METEOROLOGICAL FACTORS
DRY DEPOSITION
AIR SAMPLERS
AMBIENT AIR
ADSORPTION
CHINA
基性岩高温-超高温变质作用与TTG质岩成因
期刊论文
岩石学报, 2017
魏春景
;
关晓
;
董杰
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/03
基性岩
高温-超高温变质作用
相平衡
TTG质岩石
Metabasites
HT-UHT metamorphism
Phase equilibria
TTGs
GRANULITE-FACIES METAMORPHISM
EARLY CONTINENTAL-CRUST
TRONDHJEMITE-GRANODIORITE TTG
PARTIAL MELTING EQUILIBRIA
NORTH CHINA CRATON
PHASE-EQUILIBRIA
EXPERIMENTAL CONSTRAINTS
ARCHEAN CRUST
15 KBAR
AMPHIBOLITE
Weathering behavior and metal mobility of tailings under an extremely arid climate at Jinchuan Cu-Ni sulfide deposit, Western China
期刊论文
JOURNAL OF GEOCHEMICAL EXPLORATION, 2017
Wang, Ling
;
Li, Yan
;
Wang, Haoran
;
Cui, Xinglan
;
Wang, Xiao
;
Lu, Anhuai
;
Wang, Xin
;
Wang, Changqiu
;
Gan, Deqing
收藏
  |  
浏览/下载:30/0
  |  
提交时间:2017/12/03
Jinchuan Cu-Ni sulfide deposit
Cu-Ni sulfide tailings
Sulfide oxidation
Metal mobility
Arid climate
ACID-MINE DRAINAGE
RAY-ABSORPTION SPECTROSCOPY
SEQUENTIAL EXTRACTION PROCEDURE
HEAVY-METALS
TRACE-METALS
MINERALOGY
SPECIATION
OXIDATION
GOETHITE
PYRITE
Lower to Middle Jurassic shallow-water delta types in the southern Junggar Basin and implications for the tectonic and climate
期刊论文
Zhongguo Kexue Jishu Kexue/Scientia Sinica Technologica, 2016
Fang, Yanan
;
Wu, Chaodong
;
Wang, Yizhe
;
Ma, Jian
;
Zhou, Tianqi
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/04
Assessment of the occupational and environmental risks of hexabromocyclododecane (HBCD) in China
期刊论文
CHEMOSPHERE, 2016
Yi, Shan
;
Liu, Jian-Guo
;
Jin, Jun
;
Zhu, Jing
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
Hexabromocyclododecane (HBCD)
Exposure simulation
Occupational risk
Environmental risk
HPLC-MS/MS
BROMINATED FLAME-RETARDANTS
POLYBROMINATED DIPHENYL ETHERS
POLYCHLORINATED-BIPHENYLS
COASTAL SEDIMENTS
DIETARY-INTAKE
SURFACE SOILS
SOUTH CHINA
EAST CHINA
RIVER
BAY
The effect of the boron-ions implantation on the performance of RADFETs
期刊论文
SCIENCE CHINA-TECHNOLOGICAL SCIENCES, 2016
Liu HongRui
;
Wang ShuaiMin
;
Zhang JinWen
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
dosimeters
PMOS RADFETs
implant dose
post-annealing temperature
real time auto-measurement system
radiation effects
RADIATION SENSITIVITY
PMOS DOSIMETERS
RAY-IRRADIATION
SILICON
SPACE
FLOW
Characteristics of Aerosol Optical Properties and Their Chemical Apportionments during CAREBeijing 2006
期刊论文
aerosol and air quality research, 2014
Han, Tingting
;
Liu, Xingang
;
Zhang, Yuanhang
;
Qu, Yu
;
Gu, Jianwei
;
Ma, Qiang
;
Lu, Keding
;
Tian, Hezhong
;
Chen, Jing
;
Zeng, Limin
;
Hu, Min
;
Zhu, Tong
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2015/11/16
Optical properties
Diurnal variations
Chemical apportionment
Beijing
ATMOSPHERIC VISIBILITY
RADIATIVE PROPERTIES
PARTICULATE MATTER
CHINA
PM2.5
GUANGZHOU
SCATTERING
POLLUTION
SHANGHAI
EXTINCTION
Ground-penetrating radar for monitoring the distribution of near-surface soil water content in the Gurbantunggut Desert
期刊论文
environmental earth sciences, 2013
Qin, Yanfang
;
Chen, Xi
;
Zhou, Kefa
;
Klenk, Patrick
;
Roth, Kurt
;
Sun, Li
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2015/11/10
Ground-penetrating radar
GPR
Direct ground wave
Hydrogeophysics
Near-surface soil water content
Snowmelt
Gurbantunggut Desert
Gurbantunggut Desert
Arid zone research
TIME-DOMAIN REFLECTOMETRY
WAVE METHOD
MOISTURE
SAND
DYNAMICS
GROWTH
CHINA
SCALE
FIELD
TDR
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