Results 131 to 140 of about 198,108 (300)

AN OPERATION FRAME FOR SPINAL FUSION

open access: yes, 1967
1. The operation of spinal fusion combined with Harrington rod instrumentation is often accompanied by severe blood loss. Factors affecting the degree of blood loss are discussed with emphasis on the adverse effects of partial or complete obstruction of
J. E. S. Relton, J. E. Hall
core   +1 more source

Inverse Identification of Energy‐Dependent Laser Absorptivity in NiTi Laser Powder‐Bed Fusion via Calibrated Melt Pool Simulation

open access: yesAdvanced Engineering Materials, EarlyView.
A combined experimental–computational framework identifies energy‐dependent laser absorptivity for NiTi in laser powder‐bed fusion, applicable to conduction and transition modes. Single‐track experiments and thermofluid smoothed particle hydrodynamics simulations are coupled through inverse analysis of melt pool geometry.
Mohamadreza Afrasiabi   +3 more
wiley   +1 more source

M-FUSE: Multi-frame Fusion for Scene Flow Estimation

open access: yes, 2022
Recently, neural network for scene flow estimation show impressive results on automotive data such as the KITTI benchmark. However, despite of using sophisticated rigidity assumptions and parametrizations, such networks are typically limited to only two ...
Schmalfuss, Jenny   +3 more
core  

Compatibility of Methacrylate Based Resins Controls Interfacial Failure and Toughness in 3D‐Printed Multimaterial Composites

open access: yesAdvanced Engineering Materials, EarlyView.
This work shows that the mechanical performance of multimaterial digital light processing (DLP) printed thermoset composites is governed by resin compatibility and interfacial design rather than spatial patterning alone. Brittle and ductile resin combinations produced premature interfacial failure, while graded interfaces and mechanically compatible ...
Ahmed M. H. Ibrahim   +3 more
wiley   +1 more source

Cellular tropism and cell-to-cell fusion properties of the infectious bronchitis virus spike glycoprotein [PDF]

open access: yes
There are numerous vaccines available for the control of infectious bronchitis virus (IBV) in poultry, however protection is short-lived and poorly cross-protective between strains.
Bickerton, Erica Jane
core  

Image and event fusion method based on wavelet and dynamic complementary filtering

open access: yes工程科学学报
This study investigates the fusion of data from event cameras and traditional frame cameras, introducing a novel fusion approach designed to enhance image quality under complex lighting conditions.
Ruilin WANG, Li WANG, Yingbo HE
doaj   +1 more source

Low energy incomplete fusion: Observation of a significant incomplete fusion fraction at ℓ< ℓcrit

open access: yesEPJ Web of Conferences, 2015
To study the low energy incomplete fusion, excitation functions have been measured in the 16O + 165 Ho system using a well-established activation technique.
Kumar Kamal   +6 more
doaj   +1 more source

Comparison of Triply Periodic Minimal Surface Energy Absorbers Under Uniaxial Compressive Loading

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates LCD 3D printed Triply Periodic Minimal Surface (TPMS) structures as mechanical energy absorbers. By comparing various base designs and layered combinations under uniaxial compression, it identifies that a Diamond‐Gyroid sandwich structure offers superior performance.
Sergej Grednev   +2 more
wiley   +1 more source

Stretching the Printability Metric in Direct‐Ink Writing with Highly Extensible Yield‐Stress Fluids

open access: yesAdvanced Functional Materials, EarlyView.
This study introduces “drawability” as a new metric for assessing printability in direct‐ink writing, focusing on gap‐spanning performance and speed robustness. By designing yield‐stress fluids with high extensibility, we demonstrate that extensional strain‐to‐break significantly enhances printability.
Chaimongkol Saengow   +9 more
wiley   +1 more source

New characterizations of fusion frames (frames of subspaces)

open access: yesProceedings - Mathematical Sciences, 2009
This work gives new characterizations of fusion frames, studies the behavior of fusion frames under bounded operators with closed range, and erasures of subspaces of fusion frames. It also shows that every fusion frame is the image of an orthonormal fusion basis under a bounded surjective operator.
openaire   +1 more source

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