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Highly Stereocontrolled Total Syntheses of Cedrane Sesquiterpenes via Cascade [5+2] Cycloaddition/Et
[期刊论文] 作者：Yuhan Zhang,Zhiyong Chi,Xiangxin Li,Zhixiang Xie,
来源：中国化学（英文版） 年份：2022
Cedrane sesquiterpenes possess common tricyclo[5.3.1.01,5]undecane core structure.The varied oxa-five-membered ring decorating their core structure to form 8-oxa-tetracyclo[7.2.2.01,5.06,13]tridecane framework,containing six consecutive chi......
Prevention, control, and management of HBV infection among pregnant women in China: from a life-cycl
[期刊论文] 作者：Liu Jue,Liu Min,
来源：中华医学杂志英文版 年份：2022
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Prevention, control, and management of HBV infection among pregnant women in China: from a life-cycl
[期刊论文] 作者：Jue Liu,Min Liu,
来源： 年份：2022
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[期刊论文] 作者：Jing-Jing Liu,Jian-Chao Liu,
来源：地学前缘（英文版） 年份：2022
The lithofacies classification is essential for oil and gas reservoir exploration and development.The tra-ditional method of lithofacies classification is based on “core calibration logging” and the experience of geologists.This approach ......
[期刊论文] 作者：Xin LIU,Zhen Xin LIU,
来源：数学学报（英文版） 年份：2022
In this paper,we use a unified framework to study Poisson stable(including stationary,periodic,quasi-periodic,almost periodic,almost automorphic,Birkhoff recurrent,almost recurrent in the sense of Bebutov,Levitan almost periodic,pseudo-peri......
Porous,multi-layered piezoelectric composites based on highly oriented PZT/PVDF electrospinning fibe
[期刊论文] 作者：Xiangxin DU,Zheng ZHOU,Zhao ZHANG,Liqin YAO,Qilong ZHANG,Hui YANG,
来源：先进陶瓷（英文版） 年份：2022
Piezoelectric nanogenerators(PENGs)that can harvest mechanical energy from ambient environment have broad prospects for multi-functional applications.Here,multi-layered piezoelectric composites with a porous structure based on highly orient......
[期刊论文] 作者：Jia LIU,
来源：数学年刊B辑（英文版） 年份：2022
This paper is concerned with the spreading speeds of time dependent partially degenerate reaction-diffusion systems with monostable nonlinearity.By using the principal Lyapunov exponent theory,the author first proves the existence,uniquenes......
[期刊论文] 作者：LIU TING,
来源：中国与非洲（英文版） 年份：2022
The Forum on China-Africa Cooperation (FOCAC)\'s Eighth Ministerial Conference, held in late November 2021 in Senegal, charted the way for the development of China-Africa ties in the following three years and beyond. On this occasion, Abdal......
Coordination of Networked Nonlinear Multi-Agents Using a High-Order Fully Actuated Predictive Contro
[期刊论文] 作者：Guo-Ping Liu,
来源：自动化学报（英文版） 年份：2022
This paper is concerned with the coordinative control problem of networked nonlinear multi-agents(NNM)with communication delays.A high-order fully actuated(HOFA)model is introduced to describe the nonlinear multi-agents.Based on this model,......
[期刊论文] 作者：LIU JIAJUN,
来源：中国与非洲（英文版） 年份：2022
En tant qu\'employé quelconque, je travaille en première ligne sur la cha?ne de production depuis 39 ans. Au travail,j\'encourage toujours les membres de mon équipe à faire preuve d\'innovation et à progresser sans cesse. Nous fabriquo......
[期刊论文] 作者：LIU SHIJIN,
来源：中国与非洲（英文版） 年份：2022
Selon le plan d\'action pour atteindre le pic d\'émissions de dioxyde de carbone avant 2030, la part des véhicules à énergie nouvelle (NEV, New Energy Vehicule en anglais) sur le marché chinois atteindra environ 40 ％, et les émissions ......
[期刊论文] 作者：LIU Lijuan,
来源：武汉大学自然科学学报（英文版） 年份：2022
All continuous translation invariant complex-valued valuations on Lebesgue measurable functions are completely clas-sified.And all continuous rotation invariant complex-valued valuations on spherical Lebesgue measurable functions are also c......
At the national development strategic height,understanding the magazine responsibilities and capabil
[期刊论文] 作者：Changxiao Liu,
来源：中草药（英文版） 年份：2022
The White Paper on Traditional Chinese Medicine in China was issued on December 6,2021,and it is the first white paper on TCM development by the Chinese government.It reflects that TCM has spread to all countries and regions in the world an......
Chemical characterization of a new sulfated polysaccharide from Gracilaria chouae and its activation
[期刊论文] 作者：Feifei LI,Kehai LIU,Kewu LIU,
来源：浙江大学学报（英文版）（B辑：生物医学和生物技术） 年份：2022
This study aimed to characterize the chemical composition of a new sulfated polysaccharide from the red alga Gracilaria chouae and evaluate its acti-vation effects on RAW264.7 macrophages. It showed that the obtained G. chouae polysaccharid......
Evolution of grain size and grain shape during thermomechanical processing in a powder metallurgical
[期刊论文] 作者：Yan-hui Liu,Zhao-zhao Liu,Miao Wang,
来源：钢铁研究学报（英文版） 年份：2022
With a strain rate range of 0.01-10 s-1and a deformation temperature range of 1110-1200℃,the isothermal compression test was performed on one powder metallurgy superalloy which is macroscopic segregation free.Using electron backscatter dif......
[期刊论文] 作者：Jiuhui Qu,Huijuan Liu,Gang Liu,
来源：工程（英文） 年份：2022
The survival and development of human society highly depends on the water availability.Driven by the growth of population and economy,global water demand has increased more than eightfold since the 1900s.Meanwhile,the commonly deteriorated ......
Strategic Response to a Powerful Downstream Retailer:Difference-Setting Wholesale Pricing Contract a
[期刊论文] 作者：Conglin Hu,Bin Liu,Yunhui Liu,
来源：中国油料作物学报（英文版） 年份：2022
We study a supply chain consisted of a supplier and both retailers,and the supplier sells a single product through a dominant retailer and a weak retailer.The aggressive bargaining behavior of the dominant retailer brings the supplier much ......
[期刊论文] 作者：Lei Zhang,Yong Gao,Jinrong Li,Chao Zhang,Minyu Li,Zhao Hu,Xiangxin Cui,
来源：林业研究（英文版） 年份：2022
Grazing significantly affects the distribution, growth, and productivity of shrubs. In this study, we evalu-ated the effects of grazing disturbance on the spatial distri-bution patterns and interspecific relationships of two desert shrubs, ......
Microwave response characteristics and influencing factors of ores based on dielectric properties of
[期刊论文] 作者：Feng Lin,Xia-Ting Feng,Chengxiang Yang,Shiping Li,Jiuyu Zhang,Xiangxin Su,Tianyang Tong,
来源：岩石力学与岩土工程学报（英文版） 年份：2022
In order to understand the influence of different factors on the microwave response characteristics of ores,the effects of electrical conductivity,metal mineral content,compactness,metal mineral distribu-tion,microwave frequency and tempera......
[期刊论文] 作者：Jian-Gang Chen,Gui-Ming Cao,Qing Liu,Peng Meng,Zheng Liu,Fu-Cai Liu,
来源：稀有金属（英文版） 年份：2022
As a novel two-dimensional (2D) semiconductor material with biocompatibility and ferromagnetic properties,Nb3Cl8 exhibits a great prospect in the field of implantable elec-trical equipment.In this work,the effects of the light illumination ......
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