The first-principles calculations were performed to investigate the stability, band structure, density of states and red......

Rotaxane dendrimers are a recent and novel family of mechanically interlocked dendrimers.Merging the unique characterist......

Using rectorite extrudates from calcined rectorite powder as the starting material,a series of ZSM-5/rectorite composite......

Single-hole hollow polymer nanospheres were fabricated by raspberry-like template method using “graft-from” strategy t......

Objective: To study the inhibitory effect of chuanxiongzine on vascular smooth muscle cell (VSMC) proliferation and expl......

A fully integrated phase-locked loop(PLL) is presented for a single quadrature output frequency of 3.96 GHz.The proposed......

Because it is complex and inconvenient to use the common temperature field calculating method and experiment method,for ......

Using the transfection technique, P151NK4b’ was introduced into P151NK4b gene deleted humanmelanoma A375 cells, and a ......

Several gelatin-silicate composites, with or without incorporation of Ca2+ ions, were synthesized through sol-gel proces......

With high surface area,open porosity and high efficiency,a catalyst was prepared and firstly employed in electrocatalyti......

With the progress of ULSI technology, materials with low dielectric constant are required to replac......

The stable isotopic composition of the bivalve shell has been widely used to reconstruct the pa-laeo-climate and palaeo-......

Shanghai will take more a flexible approach to absorbingforeign investment in industry. New measmes include: To push fo......

目前，中小企业在我国的经济发展中已占有重要地位，但中小企业在发展过程中出现的问题较多，要促使我国中小企业健康，稳定，持续的发展，需要......