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Nickel(Ⅱ)-catalyzed asymmetric alkylation of acyclic oxocarbenium ions with carboxylic acid derivati
[期刊论文] 作者：Pengbo Ye,Xuan Liu,Gang Wang,Lei Liu,
来源：中国化学快报：英文版 年份：2021
A nickel(Ⅱ)-catalyzed asymmetric alkylation of acyclic oxocarbenium ions generated in situ from corresponding acetals with carboxylic acid derivatives to prepareβ-alkoxyl carbonyl moieties with diverseα-substituents has been disclosed.Th......
[期刊论文] 作者：Hongwei Shan,Yinquan Liu,Junbo Luan,Shusheng Liu,
来源：中国科学:生命科学英文版 年份：2021
Endosymbiont transmission via eggs to future host generations has been recognized as the main strategy for its persistence in insect hosts;however,the mechanisms for transmission have yet to be elucidated.Here,we describe the dynamic locati......
[期刊论文] 作者：Jia-Yi Liu,Shuai-Qi Li,Shi-Jie Yao,Qian Liu,
来源：世界临床病例杂志 年份：2021
BACKGROUND Primary omental tumors are uncommon,and omental fibromas account for 2%of these tumors.Due to the low incidence of omental fibromas and the limited relevant literature,it is challenging for clinicians to make an accurate diagnosi......
[期刊论文] 作者：Guo Hairu,Meng Xueyao,Liu Yongli,Liu Shen,
来源：中国邮电高校学报：英文版 年份：2021
Harris hawks optimization(HHO)algorithm is an efficient method of solving function optimization problems.However,it is still confronted with some limitations in terms of low precision,low convergence speed and stagnation to local optimum.To......
[期刊论文] 作者：LIU Han-hu,ZHAO Yin-jun,WANG Lei,LIU Yan-yan,,
来源：Journal of Mountain Science 年份：2021
Digital elevation models(DEMs) can be quickly and conveniently generated using very high resolution(VHR) satellite stereo images. Previous studies have evaluated and compared DEM accuracy based on VHR...
A Hybrid Agent-based Model Predictive Control Scheme for Smart Community Energy System with Uncertai
[期刊论文] 作者：Xiaodi Wang,Youbo Liu,Junbo Zhao,Junyong Liu,
来源：现代电力系统与清洁能源学报(英文) 年份：2021
A multi-agent consensus-based market scheme is proposed for the cooperation of community and multiple microgrids(MGs)in a distributed,economic and hierarchal man-ner.The proposed community-based market framework with frequency regulation(FR......
[期刊论文] 作者：WANG Qingtao,LIU Wenhui,LI Yining,LIU Jinzhong,
来源：地质学报:英文版 年份：2021
Objective Up to 45%of total organic carbon(TOC)was probably lost during acid treatment in carbonate-rich rocks(Froelich,1980).Some scientists thought these acidsoluble organic matters were largely contributed from carboxylic acid salts,whic......
Hsp90-associated DNA replication checkpoint protein and proteasome-subunit components are involved i
[期刊论文] 作者：Xing Chen,Liu Xiao-Feng,Zhang Chun-Feng,Yang Liu,
来源：中华医学杂志英文版 年份：2021
Background::Age-related macular degeneration (AMD) is the leading cause of vision loss worldwide. However, the mechanisms involved in the development and progression of AMD are poorly delineated. We aimed to explore the critical genes invol......
[期刊论文] 作者：Xue-Hua Liu,Wei-Feng Xie,Yang Liu,Xu Zuo,
来源：中国物理B（英文版） 年份：2021
It is well known that in the process of thermal oxidation of silicon,there are Pb-type defects at amorphous silicon dioxide/silicon (a-SiO2/Si) interface due to strain.These defects have a very important impact on the performance and reliab......
Comparative analysis of the complete chloroplast genomes of six white oaks with high ecological ampl
[期刊论文] 作者：Xue Liu,Ermei Chang,Jianfeng Liu,Zeping Jiang,
来源：林业研究:英文版 年份：2021
Quercus L.has significant societal,ecological and economic benefits in the Northern Hemisphere.However,species identification among oaks is notoriously difficult.China harbours highly diverse oaks,of which the diversity of white oaks is the......
[会议论文] 作者：Tong Liu,Yiping Jiang,Jian Liu,Guochang Xu,
来源：第十二届中国卫星导航年会 年份：2021
北斗卫星增强系统(BeiDou Satellite-Based Augmentation System,BDSBAS)在其大部分服务范围通过5°×5°网格模式向用户广播校正和完好性信息.中国低纬度地区电离层的频...
Nickel(II)-catalyzed asymmetric alkylation of acyclic oxocarbenium ions with carboxylic acid derivat
[期刊论文] 作者：Pengbo Ye,Xuan Liu,Gang Wang,Lei Liu,
来源：中国化学快报（英文版） 年份：2021
A nickel(II)-catalyzed asymmetric alkylation of acyclic oxocarbenium ions generated in situ from corresponding acetals with carboxylic acid derivatives to prepa...
[期刊论文] 作者：Xiaoling Cui,Huarong Liu,Xingyuan Zhang,Hewen Liu,
来源：中国化学快报：英文版 年份：2021
Doping and increasing specific surface area by forming highly porous structures are two effective ways to enhance the photocatalytic performances of TiO2 particles.He re for the first time,we report a new facile method to prepare the macrop......
Chinese Medicine Treatment of Refractory Ascites with Pleural Effusion Caused by Alcoholic Liver Dis
[期刊论文] 作者：LIU Hong-liang,YUAN Ji-li,XUE Jing-bo,LIU Cheng-hai,
来源：中国结合医学杂志（英文版） 年份：2021
Alcohol is one of the leading causes of chronic liver disease and liver-related deaths worldwide.In particular, an overall high average level of alcohol consump...
[期刊论文] 作者：ZHANG ShiJing,LIU YingXiang,DENG Jie,LIU JunKao,
来源：中国科学：技术科学（英文版） 年份：2021
A novel sensitive piezoelectric mass balance (PEMB) was developed for using in weightless environment.The mass of the measured object was obtained by detecting...
MicroRNA-302a promotes neointimal formation following carotid artery injury in mice by targeting PHL
[期刊论文] 作者：Ying-ying Liu,Xiu Liu,Jia-guo Zhou,Si-jia Liang,
来源：中国药理学报（英文版） 年份：2021
The excessive proliferation and migration of smooth muscle cells(SMCs)play an important role in restenosis following percutaneous coronary interventions.MicroRN...
[期刊论文] 作者：Hongling Sun,Xianhu Liu,Chuntai Liu,Changyu Shen,
来源：科学通报（英文版） 年份：2021
With the rapid development of the era of big data and the Internet of Things technology, the demand for wearable electronics is also increasing.Compared with tr...
Soil conservation assessment via climate change and vegetation growth scenarios in the Nile River ba
[期刊论文] 作者：LIU Hua,LIU Yan-xu,ZHAO Wen-wu,PENG Da,
来源：山地科学学报（英文版） 年份：2021
Soil conservation by vegetation can mitigate soil erosion hazard and prevent reductions in food productivity.However,previous research applies little considerat...
[期刊论文] 作者：Kai Zhang,Mingchuan Wang,Weijie Liu,Jianlin Liu,
来源：固体力学学报（英文版） 年份：2021
In this study,the numerical simulations of sheet metal forming processes are performed based on a fully coupled elastoplastic damage model.The effects of stress...
[期刊论文] 作者：Ling Liu,Shuai Liu,Shi-Sheng Zhang,Li-Gang Cao,
来源：中国物理C（英文版） 年份：2021
The isovector giant dipole resonances (IVGDR) in proton-rich Ar and Ca isotopes have been systematically investigated using the resonant continuum Hartree-Fock+...
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