نتایج جستجو برای: shape micro channel

تعداد نتایج: 518479  

2007
Mehdi Javanmard AmirAli H. Talasaz Mohsen Nemat-Gorgani Fabian Pease Mostafa Ronaghi Ronald W. Davis

In this communication, we describe a novel methodology for single bacterial detection based on micro-channel gating and involving the use of microelectrodes in a micro-channel for detection of target cell capture. The sensors designed have been shown to be capable of electrical detection of the target cells at the single cell level.

2014
Vivek Kamble Raj Kumar Praveen Naidu M. K. Kim K. Kim Y. H. Suh

In this paper, a compact micro strip fed dome shape slot antenna for Ultra Wide Band (UWB) applications is proposed. The dome shape is obtained by rounding (blending) the corners of a hexagonal slot. To excite the slot, a micro strip feed and a rectangular shape tuning stub is used. One of the corners of the rectangular patch is chamfered while the others are blended for better impedance matchi...

H. R. M Khalesifard, J. Mostafavi-Amjad,

Micro-channels are made over the Ag+/Na+ ion-exchanged soda-lime glass surface by interaction of an intense Ar+ laser beam and the silver ions inside the glass matrix. The Ar+ laser beam reduces the Ag+ ions inside the matrix. The Ag+ atoms aggregate into silver nano-clusters around the interaction area, inside the glass matrix. Aggregation of the silver atoms and the thermal effects of the int...

Journal: :TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series C 2012

Journal: :international journal of nanoscience and nanotechnology 2015
m. h. korayem h. khaksar m. taheri

the effect of geometry and material of the micro/nano particle on contact mechanic for manipulation was studied in this work based on atomic force microscopy. hertz contact model simulation for eph biological micro particle with spherical, cylindrical, and circular crowned roller shape was used to investigate the effect of geometry on contact simulation process in manipulation. then, to validat...

In the Manning equation the hydraulic radius can be defined as the cross-section dimension of the shape. In pipe flow the bed shear stress is assumed to be uniformly distributed along the wetted perimeter which cannot be true in open channel flow. Hence, three approximation of the true boundary shear-stress distribution are examined and more practical conveyance depth or resistance radius formu...

2008
Myung Ki Sung Issam Mudawar

This study explores the single-phase cooling performance of a hybrid cooling module in which a series of micro-jets deposit coolant into each channel of a micro-channel heat sink. This creates symmetrical flow in each micro-channel, and the coolant is expelled through both ends of the micro-channel. Three micro-jet patterns are examined, decreasing-jet-size (relative to center of channel), equa...

Journal: :Biomicrofluidics 2010
Nam-Trung Nguyen

This review presents a systematic perspective on the development of micro-optofluidic lenses. The progress on the development of micro-optofluidic lenses are illustrated by example from recent literature. The advantage of micro-optofluidic lenses over solid lens systems is their tunability without the use of large actuators such as servo motors. Depending on the relative orientation of light pa...

Journal: :iranian endodontic journal 0
joedy santa-rosa manoel damião de sousa-neto marco aurelio versiani giselle nevares felipe xavier kaline romeiro

introduction: this study aimed to perform a rigorous sample standardization and also evaluate the preparation of mesiobuccal (mb) root canals of maxillary molars with severe curvatures using two single-file engine-driven systems (waveone with reciprocating motion and oneshape with rotary movement), using micro-computed tomography (micro-ct). methods and materials: ten mb roots with single canal...

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