Results 91 to 100 of about 3,691,733 (314)

Impact behaviour of nylon-rubber blends: 5. Influence of the mechanical properties of the elastomer [PDF]

open access: yes, 1989
Blends of 90wt% nylon-6 and 10wt% impact modifier were prepared. As impact modifiers were used: EPDM (ethylene propylene diene monomer) rubber, EPM (ethylene propylene monomer) rubber, polyethylene, four poly(ether esters) and some commercial impact ...
Borggreve, R.J.M.   +2 more
core   +3 more sources

Iron homeostasis disruption and lipid peroxidation in skeletal muscle during short‐term immobilization

open access: yesFEBS Open Bio, EarlyView.
14‐day casting‐induced immobilization reduced gastrocnemius muscle mass and increased non‐heme iron and ferritin heavy chain levels. Despite iron accumulation, transferrin receptor 1 and iron regulatory protein 2 were paradoxically upregulated. Lipid peroxidation was elevated without compensatory antioxidant responses.
Haruka Yokogawa   +2 more
wiley   +1 more source

Impact strength and indentation hardness of high-strength ceramics [PDF]

open access: yesAIP Conference Proceedings, 1994
Hugoniot elastic limit and indentation hardness data are provided for selected high‐strength ceramics. The degree of correlation of the strength data by the two test methods is examined. The influence of deformation mechanism on the strength measurement, including rate sensitivity, size scale and confining pressure, is discussed.
openaire   +1 more source

Systemic dysregulation of apolipoproteins in amyotrophic lateral sclerosis serum

open access: yesFEBS Open Bio, EarlyView.
Amyotrophic lateral sclerosis (ALS) is a fatal disease that damages motor neurons. This study found that people with ALS show significant changes in blood fats and the proteins that carry them. Several apolipoproteins were higher, lipid balances were altered, and normal protein–lipid relationships were disrupted.
Finula I. Isik   +6 more
wiley   +1 more source

Impact strength of titanium alloys.

open access: yesJournal of the Society of Materials Science, Japan, 1988
The compressive strength of two kinds of titanium alloys was investigated in the wide temperature range from 78K to 723K and the strain rate range from 10-4/sec to 103/sec. It was found that the flow stress increased with the rise of strain rate and with the decrease of temperature, while it was completely independent of temperature and strain rate ...
Kinya OGAWA, Taketoshi NOJIMA
openaire   +2 more sources

Investigation of the fracture mechanics of boride composites [PDF]

open access: yes
Processing studies designed to produce boride composites with metal additives to lower fabrication temperatures and increase the impact strength are reported.
Kaufman, L. A.
core   +1 more source

Transparent polymeric laminates [PDF]

open access: yes, 1973
Laminate prepared from epoxy-boroxine and phenolphthalein polycarbonate has high mechanical strength at elevated temperature and is resistant to impact, fire, and high-energy thermal radiation.
Fohlen, G. M.   +2 more
core   +1 more source

Large‐scale bidirectional arrayed genetic screens identify OXR1 and EMC4 as modifiers of αSynuclein aggregation

open access: yesFEBS Open Bio, EarlyView.
Activation of the mitochondrial protein OXR1 increases pSyn129 αSynuclein aggregation by lowering ATP levels and altering mitochondrial membrane potential, particularly in response to MSA‐derived fibrils. In contrast, ablation of the ER protein EMC4 enhances autophagic flux and lysosomal clearance, broadly reducing α‐synuclein aggregates.
Sandesh Neupane   +11 more
wiley   +1 more source

Evaluation and comparison of transverse and impact strength of different high strength denture base resins

open access: yesIndian Journal of Dental Research, 2016
Aim: The present study was undertaken to evaluate and compare the impact strength and transverse strength of the high-impact denture base materials. A conventional heat polymerized acrylic resin was used as a control.
Abhinav Gupta, R K Tewari
doaj   +1 more source

Radiative accretion shocks along nonuniform stellar magnetic fields in classical T Tauri stars [PDF]

open access: yes, 2013
(abridged) AIMS. We investigate the dynamics and stability of post-shock plasma streaming along nonuniform stellar magnetic fields at the impact region of accretion columns.
Argiroffi, C.   +11 more
core   +5 more sources

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