Results 41 to 50 of about 125,260 (161)

Static and Dynamic Analysis of Porous Gas Bearings Lubricated With Air, Refrigerant R‐134a, Helium and Hydrogen

open access: yesLubrication Science, Volume 38, Issue 5, Page 301-326, August 2026.
ABSTRACT Porous gas bearings (PGBs) enable high‐speed, oil‐free operation in modern rotating machinery. This study develops a coupled thermo‐hydrodynamic (THD) model for a cylindrical porous gas bearing lubricated with four working fluids—air, R‐134a, helium and hydrogen.
S. Bechiri, B. Bouchehit, B. Bou‐Saïd
wiley   +1 more source

Equine-BB-MELE-31

open access: yes, 2022
Equine-BB ...
Lutz Welker (81500)   +11 more
core   +1 more source

Investigating Crack Resistance Behavior of Polypropylene Using J integral, J‐R Curve and Fractographic Analysis

open access: yesFatigue &Fracture of Engineering Materials &Structures, Volume 49, Issue 8, Page 3404-3419, August 2026.
ABSTRACT In this study, the fracture response of polypropylene (PP) was assessed using J‐integral evaluation, J‐R curve construction, and fractography examination. J‐R and load–displacement curves were analyzed to determine critical loads and estimate J‐integral values based on standards established for polymer fracture testing, which led to the ...
N. Choupani   +3 more
wiley   +1 more source

Equine-BB-MELE-11

open access: yes, 2022
Equine-BB ...
Lutz Welker (81500)   +11 more
core   +1 more source

Equine-BB-EALE-14

open access: yes, 2022
Equine-BB ...
Lutz Welker (81500)   +11 more
core   +1 more source

Accuracy of Patient‐Reported Exposure to New Psychoactive Substances and Other Illicit Drugs in Australian Emergency Departments: Findings From the Emerging Drugs Network of Australia

open access: yesDrug and Alcohol Review, Volume 45, Issue 5, July 2026.
ABSTRACT Introduction New psychoactive substances (NPS) present a unique challenge in clinical, public health and drug‐policy contexts. Continued diversity, unknown potency and often unintentional exposure can limit the accuracy of self‐reported data.
Marjan J. Nijmeijer   +13 more
wiley   +1 more source

Equine-BB-MELE-01

open access: yes, 2022
Equine-BB ...
Lutz Welker (81500)   +11 more
core   +1 more source

Evaluation of Mechanical, Thermal, Rheological, and Biocompatibility Properties of Additively Manufactured Metal‐Reinforced Biocomposites Optimized by Reinforcement Ratios and Printing Parameters

open access: yesPolymer Composites, Volume 47, Issue 11, Page 10258-10281, 10 June 2026.
Schematic illustration of PLA/316L stainless steel composite filament production via fused deposition modeling, demonstrating the trade‐off between stainless steel content, mechanical enhancement, and biocompatibility. ABSTRACT Polylactic acid (PLA) is a biodegradable thermoplastic widely used in biomedical devices; however, its inherent brittleness ...
İbrahim Baki Sahin   +5 more
wiley   +1 more source

IN-FDM-BB Report: 3.1.1 Betriebs- und Kostenmodelle

open access: yes
Finanziert durch das Bundesministerium für Forschung, Technologie und Raumfahrt (BMFTR) und die Europäische Union (NextGenerationEU), sowie das Ministerium für Wissenschaft, Forschung und Kultur (MWFK) des Landes Brandenburg.
Straka, Janine   +2 more
openaire   +1 more source

Equine-BB-EALE-19

open access: yes, 2022
Equine-BB ...
Lutz Welker (81500)   +11 more
core   +1 more source

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