Results 81 to 90 of about 281,362 (305)

The Development of Penetration Charges for Increasing the Efficiency of the Interventions of Fire Rescue Service Units [PDF]

open access: yes, 2019
During building fires is often necessary to deliver nozzles with water to the desired point of intervention and the wall or ceiling must be penetrated for energy supply and the entrance of persons.
Barčová, Karla   +2 more
core   +1 more source

IL‐4/STAT6‐signaling Influences Local Inflammation and Regeneration Processes During Acute Pancreatitis and Promotes Fibrosis by a Direct Activation of Pancreatic Fibroblasts During Chronic Pancreatitis

open access: yesAdvanced Science, EarlyView.
IL‐4/IL‐13/STAT6 signaling plays a crucial for the suppression of pro‐inflammation during acute pancreatitis and supports acinar cell regeneration but has only minor impact on fibrogenesis during chronic form of the disease. IL‐4/IL‐13 induce the expression of certain collagens directly in pancreatic fibroblasts via STAT6 activation, whereas ...
ElSheikh H   +13 more
wiley   +1 more source

Spartan Daily, October 27, 1982 [PDF]

open access: yes, 1982
Volume 79, Issue 42https://scholarworks.sjsu.edu/spartandaily/6954/thumbnail ...
San Jose State University, School of Journalism and Mass Communications
core   +2 more sources

Visualizing and Quantifying Impact with Mechanochromic Sensing Paints Based on Self‐Assembled Polydiacetylene‐Silk Core‐Shell Vesicles

open access: yesAdvanced Science, EarlyView.
Tracking physical impacts is important in many fields. Self‐assembled microparticles made from polydiacetylene and silk fibroin that change color from blue to red when hit can provide an alternative approach to traditional mechanical transducers, quantitatively visualizing impact with responses ranging from <100 to 770 N.
Marco Lo Presti   +4 more
wiley   +1 more source

Fluid-Structure Interaction Adopting Full Water Hammer Model

open access: diamond, 2023
A. O. Abdelbaki   +3 more
openalex   +2 more sources

Stress‐Induced Melting Controlled Failure Mechanisms of Methane Hydrate

open access: yesAdvanced Science, EarlyView.
We study methane hydrate via nanoindentation and nuclear magnetic resonance (NMR), finding its regional melting and mechanical properties, challenging existing views on hydrogen‐bonded crystals. Abstract Methane hydrate, a kind of nonstoichiometric crystalline, attracted worldwide attentions as a promising substitute energy. Its Dissociation is thought
Yanlong Li   +9 more
wiley   +1 more source

Pollen elicits proboscis extension but does not reinforce PER learning in honeybees [PDF]

open access: yes, 2013
The function of pollen as a reward for foraging bees is little understood, though there is evidence to suggest that it can reinforce associations with visual and olfactory floral cues.
Casteel   +10 more
core   +2 more sources

Designing Ductile 2‐GPa Yielding Titanium Alloys via Multifunctional Subgrain Boundaries and Nanoprecipitates

open access: yesAdvanced Science, EarlyView.
By engineering ultrafine β‐subgrains and nanoscale α‐precipitates in titanium alloys, the unique architecture achieves an unprecedented ultra‐high strength of 2 GPa while maintaining a notable uniform elongation of 6%, a combination that is both rare and highly promising for structural applications of titanium alloys.
Dingxuan Zhao   +10 more
wiley   +1 more source

Hydraulic Balance Adjustment Analysis and Optimization Method of Farmland Water Conservancy Pipe Network

open access: yesChemical Engineering Transactions, 2018
The hydraulic balance of farmland water conservancy pipe network is a common problem in the current large-scale farmland irrigation system. It is of great practical significance to study the different types of unsteady flow hydraulic calculations in ...
Peng Cheng
doaj   +1 more source

Support‐Intensified Ir─P/O─Mo Cooperative Linkages for Robust Acidic Water Dissociation

open access: yesAdvanced Science, EarlyView.
An electrocatalyst with the coexisting Ir‐O‐Mo and Ir‐P‐Mo linkages is rationally synthesized for achieving exceptional bifunctional performance in acid solution. Abstract The efficient production of hydrogen via acidic water electrolysis is hampered by the sluggish kinetics of the oxygen evolution reaction (OER) and the scarcity of robust bifunctional
Jun Mei   +7 more
wiley   +1 more source

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