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科研机构
北京大学 [218]
内容类型
期刊论文 [173]
其他 [39]
会议论文 [6]
发表日期
2017 [10]
2016 [21]
2015 [9]
2014 [17]
2013 [10]
2012 [16]
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专题:北京大学
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城市形态的分维估算与分形判定
期刊论文
地理科学进展, 2017
陈彦光
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/03
城市形态
分形
分维
自仿射
盒子计数法
多分形
标度区
urban form
fractals
fractal dimension
self-affinity
box-counting method
multifractals
scaling range
Depth extraction of low-texture region using a light field camera
期刊论文
OPTICAL ENGINEERING, 2017
Zhao, Hongying
;
Zheng, Miao
;
Yang, Peng
;
Zhao, Shoujiang
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
light field
depth extraction
low texture
partition ratio of triangle grids area
TRIANGULATION
ALGORITHMS
DISTANCE
Passive Super-Low Frequency electromagnetic prospecting technique
期刊论文
FRONTIERS OF EARTH SCIENCE, 2017
Wang, Nan
;
Zhao, Shanshan
;
Hui, Jian
;
Qin, Qiming
收藏
  |  
浏览/下载:9/0
  |  
提交时间:2017/12/03
Super-Low Frequency (SLF)
three-dimensional modeling
frequency-depth transformation
geothermal exploration
coalbed methane (CBM)
electromagnetic radiation (EMR)
FINITE-DIFFERENCE APPROXIMATIONS
COALBED METHANE RESERVOIRS
MAGNETOTELLURIC DATA
RADIATION
EXPLORATION
CHALLENGES
RESOURCES
INDUCTION
INVERSION
FRACTURE
A study of landslide deformation fields with a digital correlation method
期刊论文
NATURAL HAZARDS, 2017
Zhao, Yonghong
;
Wang, Hang
;
Zhang, Qiong
;
Zhang, Dan
;
Xie, Yuqing
;
Yang, Jiaying
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
Three Gorges
Woshaxi landslide
Correlation calculation
Displacement field
PHOTOGRAMMETRY
SYSTEM
GE-mini: a mobile APP for large-scale gene expression visualization
期刊论文
BIOINFORMATICS, 2017
Tang, Zefang
;
Li, Chenwei
;
Zhang, Karena
;
Yang, Mingyu
;
Hu, Xueda
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
RNA-SEQ DATA
Low-energy transmission electron diffraction and imaging of large-area graphene
期刊论文
SCIENCE ADVANCES, 2017
Zhao, Wei
;
Xia, Bingyu
;
Lin, Li
;
Xiao, Xiaoyang
;
Liu, Peng
;
Lin, Xiaoyang
;
Peng, Hailin
;
Zhu, Yuanmin
;
Yu, Rong
;
Lei, Peng
;
Wang, Jiangtao
;
Zhang, Lina
;
Xu, Yong
;
Zhao, Mingwen
;
Peng, Lianmao
;
Li, Qunqing
;
Duan, Wenhui
;
Liu, Zhongfan
;
Fan, Shoushan
;
Jiang, Kaili
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/03
SINGLE-CRYSTAL GRAPHENE
AUGMENTED-WAVE METHOD
FREESTANDING GRAPHENE
STEM INSTRUMENT
SHADOW IMAGES
COPPER FOILS
ADSORPTION
GROWTH
HYDROGEN
ICE
Rapid and Complete Conversion of CH3NH3PbI3 for Perovskite/C60 Planar-Heterojunction Solar Cells by Two-Step Deposition
期刊论文
CHINESE JOURNAL OF CHEMISTRY, 2017
Sun, Weihai
;
Li, Yunlong
;
Yan, Weibo
;
Peng, Haitao
;
Ye, Senyun
;
Rao, Haixia
;
Zhao, Ziran
;
Liu, Zhiwei
;
Bian, Zuqiang
;
Huang, Chunhui
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
perovskite solar cell
two-step deposition
planar
ORGANOMETAL HALIDE PEROVSKITES
HOLE TRANSPORT LAYER
SEQUENTIAL DEPOSITION
PERFORMANCE
TEMPERATURE
LENGTHS
Chitosan Functionalized CuS Nanoparticles Boots Gene Transfection via Photothermal Effect
期刊论文
CURRENT DRUG DELIVERY, 2017
Lin, Li
;
Li, Xiaoda
;
Yang, Yongbo
;
Jing, Lijia
;
Yue, Xiuli
;
Chen, Xuzhu
;
Dai, Zhifei
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
Biocompatibility
chitosan
copper sulfide
gene transfection
photocontrollable nanovector
photothermal effect
COPPER SULFIDE NANOPARTICLES
BLOOD-BRAIN-BARRIER
IN-VITRO
TARGETED DELIVERY
THERAPY
VIVO
CANCER
SIRNA
ABLATION
CARRIER
A Novel Method of Evaluating Knee Joint Stability of Patients with Knee Osteoarthritis: Multiscale Entropy Analysis with A Knee-Aiming Task
期刊论文
SCIENTIFIC REPORTS, 2017
Zhou, Diange
;
Zhang, Shijie
;
Zhang, Hui
;
Jiang, Long
;
Zhang, Jue
;
Fang, Jing
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
DYNAMICS
MODEL
An improved automated type-based method for area assessment of wound surface
期刊论文
WOUND REPAIR AND REGENERATION, 2017
Qi, Xin
;
Ding, Lian
;
Huang, Wenjian
;
Wen, Bing
;
Guo, Xiaohui
;
Zhang, Jue
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
GRANULATION-TISSUE
CUTANEOUS WOUNDS
IMAGE-ANALYSIS
FOOT ULCERS
RELIABILITY
PREDICTOR
RATES
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