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科研机构
北京大学 [49]
内容类型
其他 [26]
期刊论文 [23]
发表日期
2017 [3]
2016 [4]
2015 [3]
2014 [4]
2013 [3]
2012 [3]
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专题:北京大学
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Analysis of the Closure Approximation for a Class of Stochastic Differential Equations
其他
2017-01-01
Cai, Yunfeng
;
Li, Tiejun
;
Shao, Jiushu
;
Wang, Zhiming
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
Moment closure
spin-boson dynamics
convergence analysis
banded structure
MOMENT-CLOSURE
EXPANSIONS
SYSTEM
CHAOS
In vitro Dosimetric Study of Biliary Stent Loaded with Radioactive I-125 Seeds
其他
2017-01-01
Yao, Li-Hong
;
Wang, Jun-Jie
;
Shang, Charles
;
Jiang, Ping
;
Lin, Lei
;
Sun, Hai-Tao
;
Liu, Lu
;
Liu, Hao
;
He, Di
;
Yang, Rui-Jie
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/03
Brachytherapy
Computer Simulation
Phantom
Radiometry
Thermoluminescent Dosimetry
RADIOTHERAPY DOSE PERTURBATION
MALIGNANT OBSTRUCTIVE-JAUNDICE
BILE-DUCT CARCINOMA
INTRALUMINAL BRACHYTHERAPY
RADIATION-THERAPY
ESOPHAGEAL STENTS
TRACT CANCER
MODEL
TRIAL
RECOMMENDATIONS
Monte Carlo simulation of Ray-Scan 64 PET system and performance evaluation using GATE toolkit
期刊论文
JOURNAL OF INSTRUMENTATION, 2017
Li, Suying
;
Zhang, Qiushi
;
Vuletic, Ivan
;
Xie, Zhaoheng
;
Yang, Kun
;
Ren, Qiushi
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
Detector modelling and simulations I (interaction of radiation with matter, interaction of photons with matter, interaction of hadrons with matter, etc)
Gamma camera, SPECT, PET, PET/CT, coronary CT angiography (CTA)
Models and simulations
Simulation methods and programs
RECONSTRUCTION
PLATFORM
A low-complexity and energy-efficient dynamical adjustment strategy for servers in a data center
其他
2016-01-01
Tan, Zhongwei
;
Yang, Chuanchuan
;
Xu, Zhaopeng
;
Zheng, Ziyuan
;
Liu, Yu
;
Wang, Xinyue
;
Wang, Ziyu
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
A Low-complexity and Energy-efficient Dynamical Adjustment Strategy for Servers in a Data Center
其他
2016-01-01
Tan, Zhongwei
;
Yang, Chuanchuan
;
Xu, Zhaopeng
;
Zheng, Ziyuan
;
Liu, Yu
;
Wang, Xinyue
;
Wang, Ziyu
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
Data center
low-complexity
quality of service (QoS)
energy-efficient
RENEWABLE-ENERGY
A unified gas-kinetic scheme for continuum and rarefied flows IV: Full Boltzmann and model equations
期刊论文
JOURNAL OF COMPUTATIONAL PHYSICS, 2016
Liu, Chang
;
Xu, Kun
;
Sun, Quanhua
;
Cai, Qingdong
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
Direct modeling
Unified gas kinetic scheme
Boltzmann equation
Kinetic collision model
Asymptotic preserving
ASYMPTOTIC PRESERVING SCHEME
RADIATIVE-TRANSFER EQUATIONS
EXPONENTIAL RUNGE-KUTTA
NAVIER-STOKES EQUATIONS
COLLISION OPERATOR
NUMERICAL-SOLUTIONS
DIFFUSION LIMIT
VELOCITY SPACE
HIGH-ORDER
APPROXIMATION
Investigation the Impact of Composition on the Performance of SiGe Nanowire pMOSFETs by Different Simulation Methods
其他
2016-01-01
Xianle Zhang
;
Xiaoyan Liu
;
Yijiao Wang
;
Longxiang Yin
;
Gang Du
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
drift
Poisson
solver
SiGe
default
deviation
beyond
drain
calibration
executed
drift
Poisson
solver
SiGe
default
deviation
beyond
drain
calibration
executed
Integrated regional ecological risk assessment of multi-ecosystems under multi-disasters: a case study of China
期刊论文
ENVIRONMENTAL EARTH SCIENCES, 2015
Xu, Xuegong
;
Xu, Lifen
;
Yan, Lei
;
Ma, Luyi
;
Lu, Yaling
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2017/12/03
Ecological risk
Integrated assessment
Natural disaster
Uncertainty analysis
China
SAMPLING-BASED METHODS
SENSITIVITY-ANALYSIS
UNCERTAINTY
MODEL
Frequency-Domain Channel Estimation for Polarization-Division-Multiplexed CO-OFDM/OQAM Systems
期刊论文
JOURNAL OF LIGHTWAVE TECHNOLOGY, 2015
Fang, Xi
;
Xu, Yongchi
;
Chen, Zhangyuan
;
Zhang, Fan
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
Channel estimation
coherent communication
optical communication
orthogonal frequency division multiplexing offset-quadrature amplitude modulation (OFDM/OQAM)
OFDM
GATE simulation of a LYSO-based SPECT imager: Validation and detector optimization
期刊论文
nuclear instruments methods in physics research section a accelerators spectrometers detectors and associated equipment, 2015
Li, Suying
;
Zhang, Qiushi
;
Xie, Zhaoheng
;
Liu, Qi
;
Xu, Baixuan
;
Yang, Kun
;
Li, Changhui
;
Ren, Qiushi
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2015/11/10
Monte Carlo simulation
Parallel hole collimator
Small animal imaging
SPELT
MONTE-CARLO-SIMULATION
GAMMA-CAMERA
RESOLUTION
PET
SYSTEM
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