Results 151 to 160 of about 930,497 (337)

Cardiovascular Adaptations to Long Duration Head-Down Tilt Bed Rest [PDF]

open access: yes
INTRODUCTION: Orthostatic hypotension is a serious risk for crewmembers returning from spaceflight. Numerous cardiovascular mechanisms have been proposed to account for this problem, including vascular and cardiac dysfunction, which we studied during bed
Martin, David S.   +6 more
core   +1 more source

Combining Metal Additive Manufacturing and Casting Technology: High Performance Cooling Channels for Electric Powertrain Components

open access: yesAdvanced Engineering Materials, EarlyView.
When realized as inserts in high‐pressure die casting, aluminum cooling channels for electric powertrain components and similar applications typically require a stabilizing filler to survive the process. The present study investigates relinquishing this filler using additively manufactured inserts promising performance improvements.
Dirk Lehmhus   +9 more
wiley   +1 more source

Akterations/corrections to the BRASS Program [PDF]

open access: yes
Corrections applied to statistical programs contained in two subroutines of the Bed Rest Analysis Software System (BRASS) are summarized.
Brand, S. N.
core   +1 more source

Penatalaksanaan Fisioterapi Post Craniotomy Intracranial Hemorrhage Di RSU PKU Muhammadiyah Yogyakarta [PDF]

open access: yes, 2015
Background: Post craniotomy postoperative intracranial hemorrhage a head because of bleeding in the brain due to the rupture of blood vessels in the brain.
, Totok Budi Santoso, S.Fis, MPH   +1 more
core  

Significance of exercise and bed rest in pregnancy. Study on the lying postures of gravidas during sleep. (2).

open access: bronze, 1990
Sachio Ogita   +8 more
openalex   +2 more sources

Performance Comparison of Surface Sensitizers for Diode Laser Powder Bed Fusion of Polyamide 12

open access: yesAdvanced Engineering Materials, EarlyView.
Laser‐generated nanoparticles transform standard PA12 powders into high‐performance, dye‐free feedstocks for diode laser 3D printing. Despite identical absorbance at 808 nm, CuS, LaB6, and CB coatings reveal striking differences in fusion and strength—unlocking new design space for recyclable, industrial‐grade polymers.
Michael Willeke   +9 more
wiley   +1 more source

Autopsy Results of an Elderly Case of Parkinson's Disease and Aorto-esophageal Fistula who Died of a Massive Hematemesis during Prolonged Bed Rest.

open access: bronze, 1993
Hiromasa Suzuki   +8 more
openalex   +2 more sources

Evaluating Dielectric Properties for Semicrystalline Thermoplastics to Analyze the Thermal and Rheological Properties in Laser‐Based Powder Bed Fusion of Plastics

open access: yesAdvanced Engineering Materials, EarlyView.
This study aims to establish a link between the dielectric properties of polyamide 12 (PA12) and its thermal and rheological properties using dielectric analysis (DEA). A standardized methodology is introduced to determine melting and crystallization temperatures.
Benedikt Burchard   +2 more
wiley   +1 more source

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