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北京大学 [177]

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期刊论文 [114]

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浏览/检索结果: 共177条，第1-10条

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限定条件	专题：北京大学第一署名单位第一作者单位通讯作者单位

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	Investigations on multi-photon emissions of Nd3+-sensitized core/shell nanoparticles 期刊论文 JOURNAL OF RARE EARTHS, 2017 Zhang Ge; Dong Hao; Wang Di; Sun Lingdong; Yan Chunhua 收藏 \| 浏览/下载：3/0 \| 提交时间：2017/12/03 Nd3+ sensitizer upconversion emission multi-photon core/shell nanoparticle rare earths UP-CONVERSION NANOPHOSPHORS NEAR-INFRARED LIGHT UPCONVERTING NANOPARTICLES ENERGY-TRANSFER LUMINESCENCE NANOCRYSTALS ENHANCEMENT LANTHANIDE IONS
	Evidence for Ultralow-Energy Vibrations in Large Organic Molecules 期刊论文 NANO LETTERS, 2017 Chen, Hui; Pope, Thomas; Wu, Zhuo-Yan; Wang, Dongfei; Tao, Lei; Bao, De-Liang; Xiao, Wende; Zhang, Jun-Long; Zhang, Yu-Yang; Du, Shixuan; Gao, Song; Pantelides, Sokrates T.; Hofer, Werner A.; Gao, Hong-Jun 收藏 \| 浏览/下载：9/0 \| 提交时间：2017/12/03 Organic molecules inelastic electron tunneling spectroscopy ultralow-energy vibrations Kondo resonance KONDO RESONANCE SINGLE LIGANDS ATOM
	Low Complexity BF scheme for downlink MISO-NOMA systems 期刊论文 IET COMMUNICATIONS, 2017 Cai, Wenbo; Jin, Ye 收藏 \| 浏览/下载：3/0 \| 提交时间：2017/12/03 array signal processing singular value decomposition MIMO communication downlink MISO-NOMA systems user selection BF scheme beamforming power allocation PA problems downlink multiple-input-single-output system nonorthogonal multiple access system computational complexity singular value decomposition SVD NONORTHOGONAL MULTIPLE-ACCESS CAPACITY THROUGHPUT CHANNELS
	Beyond 200G Direct Detection Transmission With Nyquist Asymmetric Twin-SSB Signal at C-Band 期刊论文 JOURNAL OF LIGHTWAVE TECHNOLOGY, 2017 Zhu, Yixiao; Ruan, Xiaoke; Zou, Kaiheng; Zhang, Fan 收藏 \| 浏览/下载：16/0 \| 提交时间：2017/12/03 Direct detection Nyquist pulse shaping single sideband signal-signal beat interference SUBCARRIER MODULATION
	Cooperative Content Download-and-Share: Motivating D2D in Cellular Networks 期刊论文 IEEE COMMUNICATIONS LETTERS, 2017 Fang, Luoyang; Zhang, Rongqing; Cheng, Xiang; Xiao, Jiangwen; Yang, Liuqing 收藏 \| 浏览/下载：3/0 \| 提交时间：2017/12/03 Content downloading device-to-device communication pricing
	Multiple-Mode Orthogonal Frequency Division Multiplexing With Index Modulation 期刊论文 IEEE TRANSACTIONS ON COMMUNICATIONS, 2017 Wen, Miaowen; Basar, Ertugrul; Li, Qiang; Zheng, Beixiong; Zhang, Meng 收藏 \| 浏览/下载：12/0 \| 提交时间：2017/12/03 OFDM index modulation in-phase/quadrature components log-likelihood ratio (LLR) maximum-likelihood (ML) bit error rate (BER) SPATIAL MODULATION OFDM DETECTOR PERFORMANCE
	Phase Noise Estimation and Suppression for PDM CO-OFDM/OQAM Systems 期刊论文 JOURNAL OF LIGHTWAVE TECHNOLOGY, 2017 Fang, Xi; Zhang, Fan 收藏 \| 浏览/下载：34/0 \| 提交时间：2017/12/03 Coherent communication laser phase noise optical communication orthogonal frequency-division multiplexing/offset quadrature amplitude modulation (OFDM/OQAM) phase noise estimation COHERENT OPTICAL OFDM CHANNEL ESTIMATION SINGLE PHOTODIODE TRANSMISSION OFFSET SSMF SUPERCHANNEL TOLERANCE FIBER COMPENSATION
	800 Gb/s (8 x 100 Gb/s) Nyquist Half-Cycle Single-Sideband Modulation Direct-Detection Transmission Over 320 km SSMF at C-band 期刊论文 JOURNAL OF LIGHTWAVE TECHNOLOGY, 2017 Zou, Kaiheng; Zhu, Yixiao; Zhang, Fan 收藏 \| 浏览/下载：46/0 \| 提交时间：2017/12/03 Digital signal processing direct detection fiber nonlinearity Nyquist pulse shaping optical fiber communication single sideband signaling subcarrier modulation wavelength division multiplexing SUBCARRIER MODULATION
	Power allocation scheme and spectral efficiency analysis for downlink non-orthogonal multiple access systems 期刊论文 IET SIGNAL PROCESSING, 2017 Cai, Wenbo; Chen, Chen; Bai, Lin; Jin, Ye; Choi, Jinho 收藏 \| 浏览/下载：4/0 \| 提交时间：2017/12/03 multi-access systems spectral analysis radio links computational complexity antennas telecommunication power management power allocation scheme spectral efficiency analysis downlink nonorthogonal multiple access systems SE analysis single antenna downlink NOMA system SRMC-MRC PA problem duality scheme specific user rate maximising criteria with minimum rate constraints SURMC-MRC scheme sum rate maximising criteria with minimum rate constraints computational complexity THROUGHPUT CAPACITY
	Pseudo pilot-aided OFDM system with high spectral efficiency for high performance coaxial transmission 期刊论文 SCIENCE CHINA-INFORMATION SCIENCES, 2017 Liu, Yue; Yang, Chuanchuan; Li, Hongbin 收藏 \| 浏览/下载：36/0 \| 提交时间：2017/12/03 orthogonal frequency division multiplexing (OFDM) high performance network over coax (HINOC) phase noise pseudo pilots broadcasting PHASE NOISE

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