Groove and protrusion is an effective technique for the heat transfer enhancement in industrial and engineering applicat......

Microchannel plate(MCP)which is assembled from millions of single-channel electron multiplier(CEM)is the key component o......

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针对电子器件的散热问题, 提出了四种具有对称和等距凹槽的微通道, 并通过三维数值模拟, 研究了不同雷诺数下凹槽形状及布局对微通......

BACKGROUND A palatal radicular groove is an unusual developmental deformity of the tooth,which may serve as a channel li......

<正> The fossils of one new genus and three new species described in this paper were collected from the grey-brownish sa......

本文从实用观点和基本理论观点讨论了承受单向静水压力的圆形薄板凸胀工艺,而薄板是周边钳固着的。对于均匀厚度,得到压力加工工艺......

A Cu-Sn-Pb alloy modelled after an antique was cast and the powder-corrosion (P-C) was prepared on it under simulated na......

Several spiral groove gas film face seals (SGFS) with different layouts are compared quantitatively to analyze their mer......

You don’t want trumpet players and musicians being your primary business decision-maker. It’s not possible for me to d......

Three-dimensional seepage in double fractured media was modeled in this paper. The determination of hydraulic conductivi......

Zhang Y J et al.[Zhang Y J,Zhang Z D,Zhu L Z and Xuan L 2011 Liquid Cryst.38 355] investigated the effects of finite pol......

Numerical simulation of 3-D inner flow between Up-stream Pumping Mechanical Face Seals (UPMFS) faces was initially done ......

Intermediate casings in the build sections are subject to severe wear in extended-reach drilling. This paper presents a ......

A new series of bis-benzimidazole derivatives were designed and synthesized.In vitro cytotoxicity evaluation showed that......

The reverse flow diverter (RFD) consisting of a nozzle and a diffuser is a key component in pneumatic pulse jet pumps. W......

The different confinement shapes can induce the formation of various interesting and novel morphologies, which might ins......

G-quadruplexes(G4s) play important roles in biological systems, such as telomere maintenance,replication, and transcript......

Crystal orientation influences the morphological stability of solid–liquid interface during directional solidification ......

In nature,many living organisms exhibit low-angle-dependent or even angle-independent structural colors for wide viewing......

The subband structures, distributions of electron and hole wave functions, state density, optical gain spectra, and tran......

The mathematical mode1 on the temperature of the waved-edge is constructed accordingto Jaeger’s theory of moving solid......

The weldability of a low-carbon copper-bearing age hardening steel was evaluated using cracking susceptibility calculati......

The mechanical behavior of superplastic 5083 aluminum alloy during microforming process was investigated by finite eleme......

A novel low-loss 50-Ω coplanar waveguide with V-groove on an SOI substrate is proposed.Through a CMOS-compatible proces......

Automatic weld seam tracking technology to be used in hyperbaric underwater damaged pipeline repair welding is much more......

1.—Introduction. Father E. Licent, S. J., during one, of his travels in Eastern Mongolia, discovered, in the Lycoptera......

Based on planar Si dual-base transistor conception, a novel mesa dual-base heterojunc- tion bipolar transistor ( HBT) is......

A radiant source with a large aperture at 5-95℃ in the wavelength bands of 8-12 μm for calibrating infrared imaging sy......

The use of a CO2 laser system for fabrication of microfluidic chip on polymethyl methacrylate (PMMA) is presented to red......

采用弹道实验和数值模拟的方法研究了带环形预裂槽的金属靶在射弹冲击下的毁伤模式和防护性能,分析了弹头形状、预裂槽直径及深度......

This paper focuses on a new rectangular waveguide grating Slow-Wave Structure (SWS) with cosine-shaped grooves and studi......

Far-field intensity and diffraction efficiency of the blazed reflection gratings illuminated with broad-bandwidth and di......

SiO_2-TiO_2 sol-gel films are deposited on SiO_2/Si by dip-coating technique.The SiO_2-TiO_2 strips are fabricated by la......

Lines are induced on the surface of a photosensitive(FOTURAN)glass by focused femtosecond laser transverse writing with ......

Nowadays, reverse engineering is very important for mechanical manufacturing. As one of the key processes of reverse eng......

The influence of scanning speed on hard bone tissue ablation is studied with a 10.6-μm laser. The groove morphology and......

Based on a femtosecond linear accelerator, here we present a study of the use of a groove guide as the FEL interaction s......

AFTER the publication of the fossil bird Confuciusorins, additional skeletons of fossil birds have been found by Hou Li......

One simple and versatile method is established for the synthesis of DNA recognition molecules-polyamides containing alte......

Molecular modeling methods have been applied to the structural characterization of the interaction between chiral metal......

A novel fiber laser spectral beam combining scheme based on a concave grating is presented.The principle of the presente......

Bi layer formation in Cu/Sn–58Bi/Cu solder joints was investigated with different current densities and solder thicknes......

A method with simulation and analysis of the resin flow in a screw is presented to ease the control of some problems tha......

A W-band traveling-wave tube (TWT) with double-groove loaded folded waveguide structure (FWSWS) has been designed and nu......

A novel wet etching method for AlGaN/GaN heterojunction structures is proposed using thermal oxidation f ollowed by wet ......

CAS paleontologists have identified a rod-like bone from two early Cretaceous mammals as ossified Meckel’s cartilage (......

对双光栅绕射辐射器件谐振结构中的模式分布规律进行了分析,研究了谐振腔的结构参数对腔内电场分布的影响。结果表明,双光栅绕射辐......

Two-dimensional apodized grating couplers are proposed with grating grooves realized by a series of nanorectangles, with......

In this article, a detailed analysis of the wetetching technique for AlGaN/GaN heterostructure using dry thermal oxidati......