Results 11 to 20 of about 7,830 (249)

Cardiac chymase converts rat proAngiotensin-12 (PA12) to angiotensin II: effects of PA12 upon cardiac haemodynamics [PDF]

open access: bronzeCardiovascular Research, 2009
The aim of this study was to observe the direct physiological and biochemical cardiac effects in response to a newly identified putative component of the renin-angiotensin system, proangiotensin-12 (PA12); and investigate whether PA12 can serve as a substrate for Angiotensin II (AngII) generation.The direct cardiac actions of PA12 and its role as a ...
Malcolm E. Forster   +4 more
openaire   +4 more sources

Complete Genome Sequence of a Veterinary Pseudomonas aeruginosa Isolate, Pa12

open access: greenMicrobiology Resource Announcements, 2021
Pseudomonas aeruginosa causes various opportunistic infections in animals. Here, we report the complete genome sequence of P. aeruginosa strain Pa12, a fluoroquinolone-resistant isolate from a canine skin lesion.
Keisuke Nakamura   +10 more
openaire   +5 more sources

Piezoresistive behavior of MWCNT/PA12 honeycomb composites processed via selective laser sintering

open access: goldJournal of Materials Research and Technology, 2023
This study examines the piezoresistive and mechanical behaviors of multiwalled carbon nanotube (MWCNT)/polyamide (PA12) lattice composites processed via selective laser sintering (SLS).
Muhammad Umar Azam   +2 more
doaj   +2 more sources

Influence of DMAc on Rheological and Thermal Behaviors of PA12 for Laser Powder Processability

open access: hybridJournal of Applied Polymer Science, EarlyView.
ABSTRACT The study investigated the influence of dimethylacetamide (DMAc) on the rheological behavior of molten polyamide 12 (PA12), its effects on powder morphology, and thermal properties to establish its processability for additive manufacturing. Both the storage modulus (G′) and loss modulus (G″) exhibited nonlinear viscoelastic behavior due to ...
Anthony C. Ogazi   +2 more
wiley   +2 more sources

Novel preparation and characterization of PA12/DMAc microspheres for selective laser sintering

open access: hybridPolymer Engineering &Science, EarlyView.
Molten PA12/DMAc molecular interactions. Abstract A novel approach to investigate the processability of polyamide 12/dimethylacetamide (PA12/DMAc) microspheres for laser sintering through molecular interactions of the functional groups and the effects of DMAc on the morphology, particle size distribution, and thermal properties of the polymer ...
Anthony C. Ogazi   +2 more
wiley   +2 more sources

Tailoring the Multifunctional Properties of PA6/PA12 75/25 Conductive Polymer Composites With Carbon Nanotubes

open access: goldMacromolecular Materials and Engineering, EarlyView.
This study explores the multifunctional properties of PA6/PA12 polymer nanocomposites filled with MWCNTs. It reveals how varying MWCNT concentrations influence the material's morphology, electrical conductivity, and thermal and rheological behavior.
T. Arnal   +4 more
wiley   +2 more sources

Monotonic and cyclic compressive performance of self-monitoring MWCNT/PA12 cellular composites manufactured by selective laser sintering

open access: goldComposites Part C: Open Access
Herein, we experimentally investigate the mechanical and piezoresistive properties of selectively laser-sintered cellular composites under monotonic and cyclic compressive loading. Hexagonal honeycomb structures (HHSs) with relative densities of 20 %, 30
Muhammad Umar Azam   +2 more
doaj   +2 more sources

Shrinkage behaviour of semi-crystalline polymers in laser sintering: PEKK and PA12

open access: goldMaterials & Design, 2019
Shrinkage is extensively mentioned in the literature as one of the main causes for dimensional instability or poor performance in Laser Sintering (LS).
L. Benedetti   +4 more
doaj   +2 more sources

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