作者: ADAGE 時(shí)間: 2025-3-21 23:26 作者: 向外供接觸 時(shí)間: 2025-3-22 00:57 作者: 健壯 時(shí)間: 2025-3-22 04:38 作者: 6Applepolish 時(shí)間: 2025-3-22 12:13
Marc-André Gagnon,Frédérick Marcotte,Philippe Lagueux,Vince Mortonmized prospective clinical trials in 1959, a novel concept at the time, by the National Surgical Adjuvant Breast and Bowel Project (NSABP) under the guidance of Bernard Fisher established a scientific philosophy as the guiding force in breast cancer treatment. Since 1975, multiple innovations have i作者: BRIEF 時(shí)間: 2025-3-22 14:38 作者: 表臉 時(shí)間: 2025-3-22 18:23 作者: outskirts 時(shí)間: 2025-3-22 23:16 作者: SPALL 時(shí)間: 2025-3-23 03:13
Residual Stresses in Bovine Femurs,of that method using a small slot to find residual stresses vs. depth in layers near the surface of bovine femurs. Results are obtained for the central region (diaphysis) of hydrated femurs from both mature and young cows. The magnitude of residual stresses was found to be greatest in thin layers ne作者: 前奏曲 時(shí)間: 2025-3-23 09:30
Experimental Stress Analysis of Unsymmetrical, Irregularly-Shaped Structure Containing an Arbitrari known boundary conditions to determine the stresses experimentally in an isotropic linear elastic finite arbitrarily-shaped structure containing an irregularly-shaped hole. The proposed method simultaneously smooths the measured data, separates the stress components, and evaluates the individual st作者: 損壞 時(shí)間: 2025-3-23 13:24
Quantitative Calorimetry and TSA in Case of Low Thermal Signal and Strong Spatial Gradients: Applic response obtained for such a material, the thermal movie has been preliminary filtered. The experimental stress field obtained from the Thermoelastic Stress Analysis (TSA) is well correlated to the finite element model. It validates both the use of this experimental technique to study the thermoela作者: CREST 時(shí)間: 2025-3-23 14:03 作者: 抱怨 時(shí)間: 2025-3-23 20:17
Calorific Signature of PLC Bands Under Biaxial Loading Conditions in Al-Mg Alloys,rimetric signature accompanying the formation and propagation of Portevin-Le Chatelier (PLC) bands induced by such a loading condition. Full kinematic and thermal fields on the specimen surface were characterized by using Digital Image Correlation (DIC) and infrared thermography (IRT). Heat source f作者: erythema 時(shí)間: 2025-3-24 02:00
How Does Cristallizable Rubber Use Mechanical Energy to Deform?,per aims at determining the physical origin of such mechanical energy dissipation. For that purpose, temperature variations are measured by using infrared thermography during cyclic uniaxial tensile tests at ambient temperature. Heat sources (heat power densities) produced or absorbed by the materia作者: 弓箭 時(shí)間: 2025-3-24 04:48 作者: heckle 時(shí)間: 2025-3-24 08:20
Crystal Plasticity Parameter Identification by Integrated DIC on Microscopic Topographies,n beam (FIB) and contains two ferritic grains. Four experimental tools are integrated to identify the material’s crystal parameters: (i) an optical confocal microscope captures height profile images, (ii) an in-situ tensile stage prescribes the loading history to the macro-specimen, (iii) a global D作者: NAVEN 時(shí)間: 2025-3-24 11:15 作者: 陳列 時(shí)間: 2025-3-24 14:59 作者: habitat 時(shí)間: 2025-3-24 20:51
Optical Analysis of Residual Stress with Minimum Invasion,lded aluminum alloy specimen (tungsten arc bead-on-plate welding on a 100?×?20?mm plate of 5?mm thick) at loading levels up to 20?% of the yield stress, and the acceleration field is evaluated from subtraction of the displacement fields taken in two consecutive time steps. Based on our previously pr作者: 甜瓜 時(shí)間: 2025-3-24 23:46
Determination of Constitutive Properties in Inverse Problem Using Airy Stress Function,graphite/epoxy laminated composite loaded vertically by processing measured values of .-displacement component with an Airy stress function in complex variables. Displacements are recorded using digital image correlation. The traction-free conditions on the symmetrically located sided notches are sa作者: –scent 時(shí)間: 2025-3-25 04:45 作者: 柱廊 時(shí)間: 2025-3-25 09:33
A Spatio-Temporal Approach for iDIC-Residual Stress Measurement,s a variant of the classical Digital Image Correlation where the “standard” displacement functions are replaced by problem-specific ones. By this simple modification, stress components become the unknowns of the problem, thus allowing a single-pass analysis. However, implementation of the Integral M作者: insecticide 時(shí)間: 2025-3-25 14:38
Detection of Early Stage Material Damage Using Thermophysical Properties,mer composites commonly used for aerospace applications. The goal is to identify thermal properties that may serve as viable indicators of early stage material damage during structural health monitoring (SHM). A series of fatigue tests were conducted on multilayer composite specimens with peak stres作者: 善變 時(shí)間: 2025-3-25 17:08 作者: deface 時(shí)間: 2025-3-25 20:02 作者: 昏迷狀態(tài) 時(shí)間: 2025-3-26 02:05
Influence of Printing Constraints on Residual Stresses of FDM Parts,model. In this technique, the part is built as a layer-by-layer deposition of a feedstock wire. This typology of deposition has many advantages but produces rapid heating and cooling cycles of the feedstock material that introduces residual stresses in the part during the build-up. Consequently, war作者: ENDOW 時(shí)間: 2025-3-26 07:51
How Does Cristallizable Rubber Use Mechanical Energy to Deform?,ergy without converting it into heat. Hence, the whole dissipated mechanical energy corresponds to energy used by the material to change its microstructure. The demonstration that NR is able to dissipate mechanical energy without converting it into heat explains its ability to resist the crack growth and the fatigue loading.作者: POINT 時(shí)間: 2025-3-26 09:01 作者: 譏諷 時(shí)間: 2025-3-26 13:26 作者: 該得 時(shí)間: 2025-3-26 17:38
Experimental Stress Analysis of Unsymmetrical, Irregularly-Shaped Structure Containing an Arbitrarirregularly-shaped hole. The proposed method simultaneously smooths the measured data, separates the stress components, and evaluates the individual stress components full-field, including at the boundary of the hole (location of highest tensile stress).作者: Muscularis 時(shí)間: 2025-3-26 21:56
Conference proceedings 2018ant area of research and engineering.? The collection presents early findings and case studies on a wide range of areas, including:. ..?Residual StressMeasurements..Stress Analysis from ThermalMeasurements..Damage & Defect AnalysisUsing Infrared Techniques..Inverse Methods inPlasticity..Inverse ProblemMethodologies in Experimental Mechanics. .作者: 欺騙世家 時(shí)間: 2025-3-27 03:37
A New Denoising Methodology to Keep the Spatial Resolution of IR Images Equal to 1 Pixel,oach permits to keep the spatial resolution of infrared images equal to 1 pixel. The methodology is then applied to characterize thermal activity of a defect at the surface of inorganic glass submitted to cyclic mechanical loading.作者: 包裹 時(shí)間: 2025-3-27 06:58
Calorific Signature of PLC Bands Under Biaxial Loading Conditions in Al-Mg Alloys,ts in the calorimetric response of the material and to investigate the kinematics of PLC bands induced by equibiaxial tensile loading. Under certain conditions, heat source maps can be seen as mechanical dissipation maps. At the specimen centre, the heat source exhibits jumps that fit with jumps of temperature and equivalent deformation rate.作者: 辮子帶來幫助 時(shí)間: 2025-3-27 10:58 作者: Compassionate 時(shí)間: 2025-3-27 14:46 作者: 法律的瑕疵 時(shí)間: 2025-3-27 20:00 作者: 疏遠(yuǎn)天際 時(shí)間: 2025-3-28 00:46
A Spatio-Temporal Approach for iDIC-Residual Stress Measurement,suggests a two-pass approach: in the former the direct solution of the triangular linear system is solved. In the latter, the previous estimates are used as starting point for a global minimization involving all the acquired images.作者: PATHY 時(shí)間: 2025-3-28 04:26
Quantitative Calorimetry and TSA in Case of Low Thermal Signal and Strong Spatial Gradients: Applicstic response of brittle materials and the filtering methodology. Finally, the corresponding calorimetric response has been determined by using a simplified formulation of the heat diffusion equation. This permits to quantify heat sources and to carry out energy balances.作者: stressors 時(shí)間: 2025-3-28 08:24 作者: dearth 時(shí)間: 2025-3-28 11:13
Antonio Baldi,John M. Considine,Xavier BalandraudIncludes supplementary material: 作者: Initial 時(shí)間: 2025-3-28 15:12 作者: NEXUS 時(shí)間: 2025-3-28 19:47 作者: Oligarchy 時(shí)間: 2025-3-28 23:22 作者: insecticide 時(shí)間: 2025-3-29 03:57 作者: 磨坊 時(shí)間: 2025-3-29 10:44
Use of Bulge Test Geometry for Material Property Identification,hin with relatively low stiffness; in a bulge test paper materials will exhibit a combination of membrane and plate behavior. We have developed a VFM examination to identify the in-plane stiffnesses of this type of material by incorporating both membrane and plate internal work.作者: Carbon-Monoxide 時(shí)間: 2025-3-29 12:31
Guillaume Corvec,Eric Robin,Jean-Beno?t Le Cam,Pierre Lucas,Jean-Christophe Sangleboeuf,Frédéric Can作者: 一回合 時(shí)間: 2025-3-29 18:57
Guillaume Corvec,Eric Robin,Jean-Beno?t Le Cam,Jean-Christophe Sangleboeuf,Pierre Lucas作者: hermitage 時(shí)間: 2025-3-29 20:58
Jean-Beno?t Le Cam,Eric Robin,Lionel Leotoing,Dominique Guines作者: liaison 時(shí)間: 2025-3-30 01:26 作者: Lasting 時(shí)間: 2025-3-30 06:27
Mitchell D. Olson,Adrian T. DeWald,Michael R. Hill作者: gnarled 時(shí)間: 2025-3-30 09:19 作者: Hippocampus 時(shí)間: 2025-3-30 12:47
Influence of Thermographic Image Filtering on Hybrid TSA, study deals with the influence of filtering operations on the results of the method. Synthetic TSA stress fields corrupted by added noise are considered. Gaussian filters are then applied to reduce the difference between theoretical and reconstructed TSA stresses using a reduced number of points on作者: BRAND 時(shí)間: 2025-3-30 18:11
Optical Analysis of Residual Stress with Minimum Invasion,that thermal expansion causes tensile residual stress along the weld line and that the effect is greater at the ending side of butt-welding than starting side. The maximum tensile residual stress along the weld line is estimated to be 76.9?±?12.8?MPa.作者: Mendicant 時(shí)間: 2025-3-30 21:29
Detection of Early Stage Material Damage Using Thermophysical Properties,ded using high speed camera. Changes in thermophysical properties including heat transfer rate (Q), thermal conductivity (k), heat capacity (c) were computed as functions of fatigue cycles. Preliminary data shows that the time-temperature (T-t) evolution is correlated to the number of fatigue cycles作者: Capitulate 時(shí)間: 2025-3-31 04:19
Repeatability of Contour Method Residual Stress Measurements for a Range of Material, Process, and regions of higher repeatability along the part perimeter. The repeatability standard deviations over most of the cross-section range from 5?MPa, for the aluminum T-section, to 35?MPa, for the stainless steel forging. These results provide expected precision data for the contour method over a broad 作者: 向下五度才偏 時(shí)間: 2025-3-31 06:41 作者: 可用 時(shí)間: 2025-3-31 09:10
Influence of Printing Constraints on Residual Stresses of FDM Parts,ts of printed parts, both on top and bottom, in order to verify if the constrain conditions used during the printing produce substantial variation from a point to another. The residual stresses have been measured in ABS parts employing the hole-drilling method. In order to avoid the local reinforcem作者: Temporal-Lobe 時(shí)間: 2025-3-31 13:22
Jun-Sang Park,John Okasinski,Jonathan Almer,Paul Shade,T. J. Turnery adopted within the crop-plant research community to gain such a foothold. By considering primarily the expressed sequence tag resources, we have explored how even moderately simple genomic resources may be exploited in molecular marker development, candidate gene selection and microarray-based gen作者: minimal 時(shí)間: 2025-3-31 17:35 作者: 不來 時(shí)間: 2025-4-1 01:35
