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[期刊论文] 作者：Xin-min LI,Guo-hua ZOU,Xin-yu ZHANG,Shang-wei ZHAO,
来源：应用数学学报:英文版 年份：2021
Frequentist model averaging has received much attention from econometricians and statisticians in recent years.A key problem with frequentist model average estimators is the choice of weights.This paper develops a new approach of choosing w......
Heavy metals in sediments of Yellow Sea and East China Sea: Chemical speciation, distribution, influ
[期刊论文] 作者：Miao ZHAO,Shenghui ZHANG,Haitao HAN,Dawei PAN,
来源：海洋湖沼学报（英文版） 年份：2021
Metal species and the degree of environmental pollution are related to the hydrogen sulfide (H 2 S), an important product of early diagenesis that can react wit...
[期刊论文] 作者：Huiqing PAN,Yanda ZHANG,Yufang MA,Qi ZHAO,
来源：药用植物研究:英文版 年份：2021
The tonic traditional Chinese medicine Pseudostellaria heterophylla both medicinal and nutritional effects.It has been applied to research in the field of modern aquaculture,and its anti-oxidant clinical trials have also become a hot spot.T......
[期刊论文] 作者：Zheng HUO,Ping HE,Lisha HU,Huanyu ZHAO,
来源：计算机科学前沿 年份：2021
User profiles are widely used in the age of big data.However,generating and releasing user profiles may cause se-rious privacy leakage,since a large number of personal data are collected and analyzed.In this paper,we propose a differ-ential......
[期刊论文] 作者：Jun LIU,Luxi ZHAO,Fei CHANG,Lin CHI,
来源：结构与土木工程前沿 年份：2021
This study reports on the effects of multilayer graphene oxide (MGO) on compressive strength,flexural strength,and microstructure of cement mortar.The cement mortar was prepared with type P.Ⅱ.52.5 Portland cement,standard sand,and MGO.Four......
[期刊论文] 作者：KONG Xiu-mei,JIANG Yi,HAN Yi-wei,ZHAO Qin,
来源：中国药理学与毒理学杂志 年份：2021
OBJECTIVE To evaluate the effects of flavonoids from Xindakang(Hippophae Fructus flavone)on myocardial systolic and diastolic functions of isolated frog hearts and explore the possible mechanism,and provide experimental basis for improving ......
[期刊论文] 作者：CHENG Daizhan,WU Yuhu,ZHAO Guodong,FU Shihua,
来源：系统科学与复杂性学报（英文版） 年份：2021
Nowadays the semi-tensor product(STP)approach to finite games has become a promising new direction.This paper provides a comprehensive survey on this prosperous field.After a brief introduction for STP and finite(networked)games,a descripti......
Insights into tertiary lymphoid structures in the solid tumor microenvironment: anti-tumor mechanism
[期刊论文] 作者：Hua Zhao,Hao Wang,Qiuru Zhou,Xiubao Ren,
来源：癌症生物学与医学（英文版） 年份：2021
Tertiary lymphoid structures (TLSs) are ectopic immune cell aggregations that develop in peripheral tissues in response to a wide range of chronic inflammatory conditions, including infection, autoimmune disease, and cancer. In the tumor mi......
Generation of a large orbital angular momentum beam via an optical fiber winding around a curved pat
[期刊论文] 作者：Wei-Han Tan,Chao-Ying Zhao,Yi-Chao Meng,Qi-Zhi Guo,
来源：中国物理B（英文版） 年份：2021
Many papers have been published on the study of orbital angular momentum(OAM)of the laser modes based on the Laguerre-Gaussian(LG)beam and helical phase plate or rotating cylindrical lens,and the principal ray of the LG beam remains straigh......
[期刊论文] 作者：Yumeng Hu,Qi Zhang,Wenjia Zhao,Haitao Wang,,
来源：Earthquake Research Advances 年份：2021
Recent years, we have witnessed the increasing research interest in developing machine learning, especially deep learning which provides approaches for enhancing the performance of microearthquake det...
Recent advances in carbonized non-noble metal-organic frameworks for electrochemical catalyst of oxy
[期刊论文] 作者：Chan Li,Dao-Hui Zhao,Hua-Li Long,Ming Li,
来源：稀有金属（英文版） 年份：2021
The non-noble metal oxygen reduction reaction(ORR)catalysts prepared by carbonization of metal-or-ganic framework(MOF)have attracted more and more attentions in the fields of fuel cells and metal-air batteries due to their unique intrinsic ......
[期刊论文] 作者：Shou-Peng Xu,Chun-Sheng Shi,Nai-Qin Zhao,Chun-Nian He,
来源：稀有金属（英文版） 年份：2021
Addition of rare earth elements for improving the tensile properties of aluminum alloys has attracted great attention.In this study,a systematic analysis on the microstructure and tensile properties of A356-0.13Ti alloys with different cont......
Mechanical properties of Fe-based amorphous-crystalline composite:a molecular dynamics simulation an
[期刊论文] 作者：Han-Wen Zheng,Xiao-Yong Shu,Yang Li,Jian-Ping Zhao,
来源：稀有金属（英文版） 年份：2021
A new Fe-based amorphous-crystalline com-posite without non-metallic elements,Fe55Cr15Mo15 Ni10W5,was prepared by melt-spinning.The formation ability and structure information were investigated by X-ray diffractometer(XRD),energy-dispersive......
Changes in morphology and soil nutrient patterns of nebkhas in arid regions along a precipitation gr
[期刊论文] 作者：WeiCheng Luo,WenZhi Zhao,Bing Liu,Heng Ren,,
来源：Sciences in Cold and Arid Regions 年份：2021
Nebkhas, discrete mounds of sand and vegetation, are a common landscape feature critical to the stability of desert ecosystems and supported by limited precipitation. Nebkha morphology and spatial pat...
Simulation of earth gravity field using satellite constellation with variable inclination configurat
[期刊论文] 作者：Qian Zhao,Weiping Jiang,Xinyu Xu,Xiancai Zou,,
来源：Geodesy and Geodynamics 年份：2021
Based on a satellite constellation composed of two GRACE-type satellite formations with different inclinations(near polar orbit + low inclination) and the theory of repeat orbit cycle, we discuss the...
[期刊论文] 作者：LIU Xiaomei,WANG Hui,ZHAO Weijun,SHAO Hongwei,
来源：景观研究:英文版 年份：2021
The 21st century is the era of marine economy.The Chinese government attaches great importance to the development and utilization of marine resources.With the support of national marine policies,the development of marine tourism industry in......
[期刊论文] 作者：HANG Dongmei,ZHAO Weijun,LIU Xiaomei,XIN Yanyan,
来源：景观研究:英文版 年份：2021
With the development of the tourism year,tourism fever has become an emerging vocabulary among the public.However,the maintenance of a good ecological environment is the basis for maximizing the benefits of resources and the environment and......
[期刊论文] 作者：Gui-Qin Chen,Yang Wu,Kai-Fei Zhao,Rong-Shu Shi,
来源：世界临床病例杂志 年份：2021
BACKGROUND Implanted intravenous infusion port(IVAP)is indicated for patients undergoing chemotherapy,total parenteral nutrition and long-term antibiotic treatment.Among their complications,the rupture and migration of the catheter of an IV......
[期刊论文] 作者：Bingquan Jia,Du Sun,Wei Zhao,Fuqiang Huang,
来源：能源化学:英文版 年份：2021
Metal cyanamides are an emerging class of functional materials with potential applications in sustainable energy conversion and storage technologies such as catalysis,supercapacitors,photoluminescence and next-gen batteries.The[NCN]2-as the......
[期刊论文] 作者：Zhenyu Zhang,Zirui Zhao,Binshen Wang,Jiaheng Zhang,
来源：绿色能源与环境（英文版） 年份：2021
The advance of space technology is deeply affected by the breakthrough of high-performance fuels.Hypergolic ionic liquids (HILs) are one of the most potential fuels for bipropellant systems.However,high viscosity value and low specific impu......
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