In this article, we reported the synthesis and characterization of a novel silafluorene-based host material, 1,3-bis(5-m......

The title compound (C30H32NO4PGe), O,O-dimethyl-N-(β-triphenylgermanyl) propionyl-α-aminobenzylphosphonates was synthe......

A novel technology to prepare styrene-butadiene rubber(SBR)/carbon nanotubes(CNTs) composites was developed by combining......

Objective To construct a lipL32/1‐lipL21‐OmpL1/2 fusion gene and its prokaryotic expression system,and to establish an......

Phage contamination is a very serious and unavoidable problem in modern fermentation industry.It is necessary to develop......

The correlation between structure, chemical bond and thermoelectric properties of boron carbides is discussed based on ......

Two opposing intellectual traditions and their contem-porary developments regarding the relations among population, avai......

本文分析了三层客户／服务模型及优势，通过研究传统的三层客户／服务结构，...

研究了具有形式x′（t）=-∑k=1^n-1f（t,x（t-kr））的非自治时滞微分方程周期解的存在性,其中r 〉0是一个给定的常数,f∈C（R×R,R）对变量x......

机械零件数据管理是用信息技术改造传统产业的重要内容.这里探讨了机械零件数据管理技术,并以基本零件轴键数据查询为例,阐述了以D......

对文献[1]中提出的半无限弹性体内部矩形面积上均布荷载引起的地基沉降系数Fki进行了编程计算，并据此结果计算了参数φ和ψ，在此基础......

主要讨论一类非线性项在无穷远处渐近｜u｜^p-2u增长的p-Laplace方程的Dirichlet边值问题,利用环绕定理证明了当λ1 ≤ λ＜λ2（λ1为算子......