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科研机构
北京大学 [69]
内容类型
期刊论文 [44]
其他 [25]
发表日期
2017 [4]
2016 [5]
2015 [11]
2014 [6]
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专题:北京大学
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Precise Radio Frequency Dissemination via Simulated 3000-km Fiber Re-Circulating Loop
期刊论文
IEEE PHOTONICS TECHNOLOGY LETTERS, 2017
Qian, Cheng
;
Wang, Cong
;
Li, Shanglin
;
Zhao, Jianye
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
Fiber optics system
RF frequency transfer
phase noise reduction
OPTICAL CLOCKS
ARRAY
Fully stabilized 750-MHz Yb: fiber frequency comb
期刊论文
OPTICS EXPRESS, 2017
Xu, Bo
;
Yasui, Hideaki
;
Nakajima, Yoshiaki
;
Ma, Yuxuan
;
Zhang, Zhigang
;
Minoshima, Kaoru
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
SOLID-STATE LASER
GHZ
SYSTEM
ROBUST
A broadband microwave GaN HEMTs class EF3 power amplifier with pi-type network
期刊论文
IEICE ELECTRONICS EXPRESS, 2017
Rong, Chuicai
;
Liu, Xiansuo
;
Xu, Yuehang
;
Xia, Mingyao
;
Xu, Ruimin
;
Zhang, Tiedi
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
class EF3
power amplifier
GaN HEMT
pi-type network
DESIGN
MODEL
Novel programmable microwave photonic filter with arbitrary filtering shape and linear phase
期刊论文
OPTICS EXPRESS, 2017
Zhu, Xiaoqi
;
Chen, Feiya
;
Peng, Huanfa
;
Chen, Zhangyuan
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
SEMICONDUCTOR OPTICAL AMPLIFIERS
BANDPASS FILTER
POLARIZATION MODULATOR
BRAGG GRATINGS
INP-INGAASP
SLOW LIGHT
COEFFICIENTS
SHIFTER
COMPENSATION
TUNABILITY
High-Precision Measurement of ~(186)Os/~(188)Os and ~(187)Os/~(188)Os:Isobaric Oxide Corrections with In-Run Measured Oxygen Isotope Ratios
其他
2016-01-01
Zhu-Yin Chu
;
Chao-Feng Li
;
Zhi Chen
;
Jun-Jie Xu
;
Yan-Kun Di
;
Jing-Hui Guo
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
isotopic
correction
Oxygen
rock
connected
Isotope
probably
routine
hereafter
applying
isotopic
correction
Oxygen
rock
connected
Isotope
probably
routine
hereafter
applying
THz Broadband Quasi-Optical Mode Converter Antenna System
其他
2016-01-01
Du, Chao-Hai
;
Pan, Shi
;
Liu, Pu-Kun
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
THz
Quasi-Optical
coherent radiation
gyrotrons
TUNABLE GYROTRON
HIGH-POWER
DESIGN
Theoretical Study of a Broadband Quasi-Optical Mode Converter for Pulse Gyrotron Devices
期刊论文
IEEE TRANSACTIONS ON PLASMA SCIENCE, 2016
Du, Chao-Hai
;
Qi, Xiang-Bo
;
Liu, Pu-Kun
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
Coherent radiation
gyrotrons
quasi-optical (QO)
terahertz
COAXIAL-CAVITY GYROTRON
HIGH-POWER
TUNABLE GYROTRON
OSCILLATOR
OPERATION
LAUNCHERS
DESIGN
SYSTEM
GHZ
Long-term stable coherent beam combination of independent femtosecond Yb-fiber lasers
期刊论文
OPTICS LETTERS, 2016
Tian, Haochen
;
Song, Youjian
;
Meng, Fei
;
Fang, Zhanjun
;
Hu, Minglie
;
Wang, Chingyue
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
CR-FORSTERITE LASERS
MODE-LOCKED LASERS
PULSE SYNTHESIS
FREQUENCY TRANSFER
PHASE NOISE
TI-SAPPHIRE
FREE-SPACE
SYNCHRONIZATION
STABILIZATION
AMPLIFIERS
A Terahertz Electronic Source Based on the Spoof Surface Plasmon With Subwavelength Metallic Grating
期刊论文
IEEE TRANSACTIONS ON PLASMA SCIENCE, 2016
Liu, Yong-Qiang
;
Kong, Ling-Bao
;
Du, Chao-Hai
;
Liu, Pu-Kun
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/04
Metallic grating
spoof surface plasmon
terahertz electronic source
SMITH-PURCELL RADIATION
TRAVELING-WAVE TUBE
TECHNOLOGY
POLARITONS
AMPLIFIERS
HOLES
High-Precision Measurement of Os-186/Os-188 and Os-187/Os-188: Isobaric Oxide Corrections with In-Run Measured Oxygen Isotope Ratios
期刊论文
ANALYTICAL CHEMISTRY, 2015
Chu, Zhu-Yin
;
Li, Chao-Feng
;
Chen, Zhi
;
Xu, Jun-Jie
;
Di, Yan-Kun
;
Guo, Jing-Hui
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
IONIZATION-MASS-SPECTROMETRY
PLATINUM-GROUP ELEMENTS
SULFIDE FIRE ASSAY
GEOLOGICAL REFERENCE MATERIALS
N-TIMS
ICP-MS
OS
OSMIUM
RE
NDO+
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