Results 271 to 280 of about 376,842 (330)

Burst Pressure Performance of Multilayer Co‐Extruded Polystyrene/Poly (Methyl Methacrylate) Pipes

open access: yesPolymer Engineering &Science, Volume 65, Issue 8, Page 4061-4069, August 2025.
ABSTRACT This study investigates advancements in multilayer co‐extrusion of annular structures, focusing on the mechanical properties of a 129‐layer polystyrene (PS)/poly(methyl methacrylate) (PMMA) pipe with 50% PS as a skin layer for proof‐of‐concept validation. We explore the impact of angular rotation on burst pressure, layer structure, and failure
Negar Shaghaghi   +3 more
wiley   +1 more source

Skeletal Muscle Fatigue in Rats Is More Consistently Related to Increased Inorganic Phosphate Concentration Than Acidosis

open access: yesActa Physiologica, Volume 241, Issue 8, August 2025.
ABSTRACT Aim Distinguish the relative importance of intramuscular acidosis (hydrogen ion) and inorganic phosphate in skeletal muscle fatigue in vivo in rats. Methods We used direct sciatic nerve electrical stimulations to evoke twitches at different frequencies of contraction (0.25‐, 0.50‐, 0.75‐, 1‐, 2‐, and 4‐Hz) in the triceps surae to impose a ...
Matthew T. Lewis   +6 more
wiley   +1 more source

Using half-hitch knots to uncouple surgical knot security and loop tautness. [PDF]

open access: yesAnn Transl Med
O'Keefe TJ   +6 more
europepmc   +1 more source

Technical changes in the glaze composition of tin‐glazed sculptures by Benedetto Buglioni c. 1490–1510

open access: yesArchaeometry, Volume 67, Issue 4, Page 984-1000, August 2025.
Abstract During the 15th and into the mid‐16th centuries, tin‐glazed terracotta sculptures were celebrated for their luminous colours, perceived durability, and technical ingenuity of the novel medium. Although in high demand, the supply of these pieces was restricted because of the secrecy of the recipes used by the pioneers of the technique on the ...
Zuzanna Sarnecka   +8 more
wiley   +1 more source

Social Connections and Capital Allocation in Multidivisional Firms

open access: yesJournal of Business Finance &Accounting, Volume 52, Issue 4, Page 1956-1984, August 2025.
ABSTRACT The inefficiency of internal capital allocation is considered one source of losses due to diversification. We use a hand‐collected sample of divisional managers in S&P 500 industrial conglomerates and find that social connections among divisional managers are associated with capital allocation improvements.
Tomas Jandik, Tatiana Salikhova
wiley   +1 more source

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