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Secondary pollen presentation: More than to increase pollen transfer precision
《Journal of Systematics and Evolution》2022年第5期1027-1036,共10页Yuan-Qing Xu Zhong-Lai Luo Jia Wang Nan-Cai Pei Dian-Xiang Zhang 
This research was supported by the Science and Technology Basic Work of the Ministry of Science and Technology of China(Grant No.2013FY111200);the Chinese Academy of Sciences(Grant No.XDA13020504);the National Natural Science Foundation of China(Grant Nos.31970252,31370269,31570594,31000109);the Foundation of Key Laboratory of Plant Resources Conservation and Sustainable Utilization,South China Botanical Garden,CAS(Grant No.PCU201903).
Pollination precision and efficiency have been deemed to be important driving forces in floral evolution.Herkogamy reduction is a main mechanism to increase pollination precision.Secondary pollen presentation(SPP),by ...
关键词:functional pollinator group generaliation minimized herkogamy pllen theft ollination eliability secondary polen presentation tubular flower 
Low-frequency blood oxygen level-dependent fluctuations in the brain white matter: more than just noise被引量:2
《Science Bulletin》2017年第9期656-657,共2页Gong-Jun Ji Wei Liao Fang-Fang Chen Lei Zhang Kai Wang 
supported by the National Natural Science Foundation of China (81401400 to G.J.J.,81471653 to W.L.,31571149,91432301 and 91232717 to K.W.);the Doctoral Foundation of Anhui Medical University (XJ201532 to G.J.J.);Youth Top-notch Talent Support Program of Anhui Medical University (to G.J.J.);the China Postdoctoral Science Foundation (2013M532229 to W.L.);National Basic Research Program of China (2015CB856405,2012CB720704,and 2011CB707805 to K.W.);Anhui Collaborative Innovation Center of Neuropsychiatric Disorder and Mental Health
The spontaneous activity of the blood oxygen level-dependent(BOLD)signal has been demonstrated as a promising way for understanding how the brain intrinsically organized.However,most of these studies focused solely on...
关键词:WM than Low-frequency blood oxygen level-dependent fluctuations in the brain white matter:more than just noise 
Can the temperature of Ellerman Bombs be more than 10 000 K?被引量:2
《Research in Astronomy and Astrophysics》2017年第4期1-6,共6页Cheng Fang Qi Hao Ming-De Ding Zhen Li 
supported by the National Natural Science Foundation of China(NSFC,Grant Nos.11533005,11025314,13001003,11203014 and 11103075);NKBRSF(Grant 2014CB744203)
Ellerman bombs (EBs) are small brightening events in the solar lower atmosphere. By their original definition, the main characteristic of EBs is the two emission bumps in both wings of chro- mospheric lines, such a...
关键词:line profiles -- Sun: photosphere -- Sun: chromosphere 
Continuous operation of 2.45-GHz microwave proton source for 306 hours with more than 50 mA DC beam被引量:1
《Chinese Physics B》2015年第7期327-329,共3页彭士香 张艾霖 任海涛 张滔 徐源 张景丰 龚建华 郭之虞 陈佳洱 
Project supported by the National Basic Research Program of China(Grant No.2014CB845502);the National Natural Science Foundation of China(Grant No.91126004)
This paper describes a long-term operation of the 2.45-GHz microwave proton source at Peking University. The DC proton beam of 50–55 mA with energy of 35 keV has been run for 306 hours continuously. Total beam availa...
关键词:ECR ion source DC proton beam plasma generator failure high voltage breakdown 
Protect You More Than Blank: Anti-Learning Sensitive User Information in the Social Networks
《Journal of Computer Science & Technology》2014年第5期762-776,共15页袁明轩 陈雷 Philip S. Yu 梅宏 
supported in part by the Research Grants Council(RGC)of Hong Kong,China,under Grant No.NHKUST612/09;the National Basic Research 973 Program of China under Grant No.2012CB316200;the National Natural Science Foundation of China under Grant No.60931160444
Social networks are getting more and more attention in recent years. People join social networks to share their information with others. However, due to the different cultures and backgrounds, people have different re...
关键词:social network PRIVACY protection 
A 16.9 dBm InP DHBT W-band power amplifier with more than 20 dB gain被引量:2
《Journal of Semiconductors》2013年第7期147-153,共7页姚鸿飞 曹玉雄 吴旦昱 宁晓曦 苏永波 金智 
Project supported by the National Basic Research Program of China(No.2010CB327502)
A two-stage MMIC power amplifier has been realized by use of a l-μm InP double heterojunction bipolar transistor(DHBT).The cascode structure,low-loss matching networks,and low-parasite cell units enhance the power ...
关键词:power amplifier W-BAND DHBT INP 
More than Carbon Stocks:A Case Study of Ecosystem-based Benefits of REDD+ in Indonesia被引量:6
《Chinese Geographical Science》2012年第4期390-401,共12页LU Heli YAN Weiyang QINYaochen LIU Guifang 
Under the auspices of National Basic Research Program of China (No. 2012CB955800,2012CB955804);National Natural Science Foundation of China (No. 41171438);Foundation of Asia-Pacific Network for Global Change Research (No.EBLU2010-01NSY-Suneetha);Strategic Priority Research Program of Chinese Academy of Sciences (No. XDA05050000);Science Foundation of Government of Henan Province & Ministry of Education (No. SBGJ090110,2010YBZR043)
During the 15th Conference of the Parties (COP 15), Parties agreed that reducing emissions from deforesta- tion and forest degradation and enhancing 'removals of greenhouse gas emission by forests' (REDD+) in d...
关键词:REDD+ CARBON ecosystem-based benefits DEFORESTATION Indonesia 
Multifaceted functions of Siva-1: more than an Indian God of Destruction被引量:2
《Protein & Cell》2012年第2期117-122,共6页Yide Mei Mian Wu 
by the National Natural Science Foundation of China(Grant Nos.31030046 and 30871290)to MW and the Ministry of Science and Technology of China(No.2010CB912804).
Siva-1,as a p53-inducible gene,has been shown to induce extensive apoptosis in a number of different cell lines.Recent evidence suggests that Siva-1 functions as a part of the auto-regulatory feedback loop that restra...
关键词:Siva-1 p53 apoptosis tumor metastasis STATHMIN 
A Dual-Wavelength Cladding-Pumped Er^3+/Yb^3+ Codoped Fibre Laser System with More Than 2 W Output and Tunable Wavelength Spacing
《Chinese Physics Letters》2006年第7期1793-1796,共4页刘艳格 张春书 孙婷婷 鲁云飞 袁树忠 开桂云 董孝义 
Supported by the National Natural Science Foundation under Grant Nos 60407005 and 60137010, the National Key Basic Research and Development Programme of China under Grant No 2003CB314906, and the Tianjin Natural Science Foundation under Grant No 06YFJZJC00300.
A dual-wavelength laser system with wideband tunable wavelength spacing and more than 2 W output power is proposed and demonstrated. The operation principle of the laser system is based on the saturation gain characte...
关键词:AMPLIFIER 
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