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科研机构
北京大学 [20]
内容类型
期刊论文 [16]
其他 [4]
发表日期
2017 [3]
2016 [3]
2015 [4]
2013 [1]
2012 [2]
2010 [1]
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专题:北京大学
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A Neoarchean subduction recorded by the Eastern Hebei Precambrian basement, North China Craton: Geochemical fingerprints from metavolcanic rocks of the Saheqiao-Shangying-Qinglong supracrustal belt
期刊论文
JOURNAL OF ASIAN EARTH SCIENCES, 2017
Guo, Rongrong
;
Liu, Shuwen
;
Bai, Xiang
;
Wang, Wei
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
Geochemistry of metamorphosed volcanic rocks
Zircon U-Pb-Lu-Hf isotopes
Neoarchean subduction
Saheqiao-Shangying-Qinglong supracrustal belt
North China Craton
ZIRCON U-PB
LIAONING PROVINCE CONSTRAINTS
NUVVUAGITTUQ GREENSTONE-BELT
STRENGTH ELEMENT ENRICHMENT
ARC-BACK-ARC
LA-ICP-MS
CRUSTAL EVOLUTION
SUPERIOR PROVINCE
TRACE-ELEMENT
HF ISOTOPES
Randomized algorithms for high quality treatment planning in volumetric modulated arc therapy
其他
2017-01-01
Yang, Yu
;
Dong, Bin
;
Wen, Zaiwen
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
volumetric modulated arc therapy
greedy algorithm
gradient projection
random sampling
importance sampling
GRADIENT METHODS
IMRT
OPTIMIZATION
Hierarchical Micropore/Nanorod Apatite Hybrids In-Situ Grown from 3-D Printed Macroporous Ti6Al4V Implants with Improved Bioactivity and Osseointegration
期刊论文
JOURNAL OF MATERIALS SCIENCE & TECHNOLOGY, 2017
Xiu, Peng
;
Jia, Zhaojun
;
Lv, Jia
;
Yin, Chuan
;
Cai, Hong
;
Song, Chunli
;
Leng, Huijie
;
Zheng, Yufeng
;
Liu, Zhongjun
;
Cheng, Yan
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
3-D printing
Porous Ti6Al4V
Micro-arc oxidation
Hydrothermal treatment
Osseointegration
MICRO-ARC OXIDATION
HYDROTHERMAL TREATMENT
SURFACE MODIFICATION
VERTEBRAL BODY
TITANIUM
VIVO
ALLOY
HYDROXYAPATITE
PERFORMANCE
FABRICATION
Thermochemical structure of the North China Craton from multi-observable probabilistic inversion: Extent and causes of cratonic lithosphere modification
期刊论文
GONDWANA RESEARCH, 2016
Guo, Zhen
;
Afonso, Juan Carlos
;
Qashqai, Mehdi Tork
;
Yang, Yingjie
;
Chen, Y. John
收藏
  |  
浏览/下载:9/0
  |  
提交时间:2017/12/03
Joint inversion
North China Craton
Ordos block
Lithospheric thickness
Sublithospheric convection
Craton destruction
SMALL-SCALE CONVECTION
SINO-KOREAN CRATON
GEOPHYSICAL OBSERVABLES
MANTLE XENOLITHS
WAVE TOMOGRAPHY
IMAGED BENEATH
CRUSTAL GROWTH
EASTERN CHINA
EVOLUTION
DESTRUCTION
IMPACTS OF RANDOM TELEGRAPH NOISE (RTN) ON THE ENERGY DELAY TRADEOFFS OF LOGIC CIRCUITS
其他
2016-01-01
Zhang, Yang
;
Jiang, Xiaobo
;
Wang, Junyao
;
Guo, Shaofeng
;
Fang, Yichen
;
Wang, Runsheng
;
Luo, Mulong
;
Huang, Ru
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
Joint User Pairing, Subchannel, and Power Allocation in Full-Duplex Multi-User OFDMA Networks
期刊论文
IEEE TRANSACTIONS ON WIRELESS COMMUNICATIONS, 2016
Di, Boya
;
Bayat, Siavash
;
Song, Lingyang
;
Li, Yonghui
;
Han, Zhu
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
Full-duplex
resource allocation
scheduling problem
matching theory
STABLE MATCHING PROBLEMS
WIRELESS NETWORKS
RESOURCE-ALLOCATION
SYSTEMS
CHANNEL
Analysis of Frequency-controlled Beam Scanning Based on Holographic Metasurface
其他
2015-01-01
Tan, Yunhua
;
Ji, Wei
;
Li, Lianlin
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
ANTENNA
A porous nitrogen and phosphorous dual doped graphene blocking layer for high performance Li-S batteries
期刊论文
JOURNAL OF MATERIALS CHEMISTRY A, 2015
Gu, Xingxing
;
Tong, Chuan-jia
;
Lai, Chao
;
Qiu, Jingxia
;
Huang, Xiaoxiao
;
Yang, Wenlong
;
Wen, Bo
;
Liu, Li-min
;
Hou, Yanglong
;
Zhang, Shanqing
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2017/12/03
LITHIUM-SULFUR BATTERIES
OXYGEN REDUCTION REACTION
AUGMENTED-WAVE METHOD
ION BATTERIES
POLYSULFIDE BATTERIES
CYCLE PERFORMANCE
CATHODE MATERIAL
ANODE MATERIALS
HYBRID
CARBON
A novel cytocompatible, hierarchical porous Ti6Al4V scaffold with immobilized silver nanoparticles
期刊论文
MATERIALS LETTERS, 2015
Jia, Zhaojun
;
Li, Ming
;
Xiu, Peng
;
Xu, Xuchen
;
Cheng, Yan
;
Zheng, Yufeng
;
Xi, Tingfei
;
Wei, Shicheng
;
Liu, Zhongjun
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2017/12/03
Electron beam melting (EBM)
Micro-arc oxidization (MAO)
Poly(dopamine) (PD)
Silver nanoparticles (AgNPs)
MICRO-ARC OXIDATION
IMPLANTS
STRESS
Treatment Planning for Volumetric-Modulated Arc Therapy: Model and Heuristic Algorithms
期刊论文
ieee transactions on automation science and engineering, 2015
Song, Jie
;
Shi, Zhongshun
;
Sun, Bofei
;
Shi, Leyuan
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2015/11/11
Heuristics
nonlinear mixed integer programming
radiation therapy planning
volumetric-modulated arc therapy (VMAT)
RADIATION-THERAPY
COLUMN-GENERATION
OPTIMIZATION
VMAT
IMRT
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