نتایج جستجو برای: deflection

تعداد نتایج: 9834  

2011
SUNEET KAUR

Pavement surface deflection of a highway is a primary factor for evaluating the pavement strength of a flexible pavement. Benkelman Beam Deflection (BBD) technique is widely used in the country for evaluating the structural capacity of an existing flexible pavement as also for estimation and design of overlays for strengthening of a weak pavement. The field test for measuring the surface deflec...

Journal: :Dental press journal of orthodontics 2016
Murilo Gaby Neves Fabrício Viana Pereira Lima Júlio de Araújo Gurgel Célia Regina Maio Pinzan-Vercelino Fernanda Soares Rezende Gustavo Antônio Martins Brandão

INTRODUCTION The aim of this in vitro study was to compare the elastic properties of the load-deflection ratio of orthodontic wires of different lot numbers and the same commercial brand. METHODS A total of 40 nickel-titanium (NiTi) wire segments (Morelli Ortodontia™--Sorocaba, SP, Brazil), 0.016-in in diameter were used. Groups were sorted according to lot numbers (lots 1, 2, 3 and 4). 28-mm...

Journal: :The Review of scientific instruments 2011
Angelo Gaitas Sachi Gianchandani Weibin Zhu

Thermomechanical analysis (TMA) is widely used to characterize materials and determine transition temperatures and thermal expansion coefficients. Atomic-force microscopy (AFM) microcantilevers have been used for TMA. We have developed a micromachined probe that includes two embedded sensors: one for measuring the mechanical movement of the probe (deflection) and another for providing localized...

2004
M. Lee

Printed circuit boards having unfavorable deflection have been considered for a better mechanical design. During reflow process, pcb has experienced a range of the temperature between ambient temperature and peak temperature in furnace. Out of plane deflection is generated due to the property mismatch of material composition. Combination degree of board and copper plating will be researched for...

1998
A. Edery M. B. Paranjape

Weyl gravity has been advanced in the recent past as an alternative to General Relativity (GR). The theory has had some success in fitting galactic rotation curves without the need for copious amounts of dark matter. To check the viability of Weyl gravity, we propose two additional classical tests of the theory: the deflection of light and time delay in the exterior of a static spherically symm...

Journal: :Journal of neurophysiology 2004
Soo-Hyun Lee Daniel J Simons

Local circuitry within layer IV whisker-related barrels is preferentially sensitive to thalamic population firing synchrony, and neurons respond most vigorously to stimuli, such as high-velocity whisker deflections, that evoke it. Field potential recordings suggest that thalamic barreloid neurons having similar angular preferences fire synchronously. To examine whether angular tuning of cortica...

2006
Takeshi Fukuma Suzanne P. Jarvis

We have developed a liquid-environment frequency modulation atomic force microscope FM-AFM with a low noise deflection sensor for a wide range of cantilevers with different dimensions. A simple yet accurate equation describing the theoretical limit of the optical beam deflection method in air and liquid is presented. Based on the equation, we have designed a low noise deflection sensor. Replace...

2008
Chang Hyun Baek Jongsoo Kim

High-resolution SiO observations of the NGC 1333 IRAS 4A star-forming region showed a highly collimated outflow with a substantial deflection. The deflection was suggested to be caused by the interactions of the outflow and a dense cloud core. To investigate the deflection process of protostellar outflows, we have carried out threedimensional hydrodynamic simulations of the collision of an outf...

Journal: :Journal of applied biomechanics 2011
Brian Horsak Mario Heller

The aim of this paper was to examine finger and bow string movements during archery by investigating a top Austrian athlete (FITA score = 1233) under laboratory conditions. Maximum lateral bow string deflection and angular displacements for index, third, and ring fingers between the full draw position and the end of the release were quantified using a motion tracking system. Stepwise multiple r...

2016
F. Bloisi P. Cavaliere S. Martellucci P. Mormile G. Pierattini J. Quartieri L. Vicari

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