Results 111 to 120 of about 522,275 (241)

Reducing the Cost and Improving the Availability of Thread-Locking Compounds Without Compromising Quality and Locking Reliability

open access: yesRUDN Journal of Engineering Research
The aim of this study is to conduct a comparative analysis and select domestic alternatives to the universal one-component, medium-strength anaerobic thread locker Loctite 243 (Germany).
Kristina B. Deynova   +5 more
doaj   +1 more source

Study on the rudder characteristics of ultimate rudder by numerical calculation [PDF]

open access: yes, 2017
The authors invented Ultimate Rudder3) as the rudder with bulb. The authors calculated the rudder characteristics of the normal rudder and Ultimate Rudder by CFD at several steering angles and compared these values. The result
Okada, Yoshihisa   +6 more
core  

Multi‐Objective RSM Optimization of Emission and Performance Characteristics in a Diesel Engine Fueled With BaTiO3 Nano‐Enhanced Jojoba Biodiesel

open access: yesEnergy Science &Engineering, EarlyView.
This study uses response surface methodology to optimize Jojoba biodiesel blended with BaTiO3 nanoparticles in a single‐cylinder diesel engine. Results show that ~48.95–51.31 ppm of BaTiO3 achieves balanced performance and emission, decreasing CO and NOx while increasing torque and brake thermal efficiency.
Arif Savaş   +4 more
wiley   +1 more source

Effect of Ammonium Polyphosphate/Silicate Content on the Postfire Mechanics of Epoxy Glass‐Fiber Composites Using Facile Chocolate Bar‐Inspired Structures

open access: yesFire and Materials, Volume 49, Issue 3, Page 329-346, April 2025.
ABSTRACT This study investigates the postfire mechanical properties of epoxy glass‐fiber reinforced composites (EP GFRCs) using increasing concentrations of ammonium polyphosphate (APP) and inorganic silicate (InSi) to modify the char and fire residue.
Sruthi Sunder   +5 more
wiley   +1 more source

Flexible photocatalytic materials: From substrate engineering to multi‐field synergistic enhancement

open access: yesFlexMat, EarlyView.
This review examines flexible photocatalytic systems, covering substrate evolution from polymers to biomass, fabrication methods like electrospinning, and key mechanical and optoelectrochemical metrics under deformation. Enhancement strategies are critically discussed, followed by applications in energy conversion, environmental remediation, and ...
Weiqi Wang   +3 more
wiley   +1 more source

Wearable photovoltaic textiles: From device technologies to long‐term reliability

open access: yesInfoScience, EarlyView.
Wearable photovoltaic textiles are highlighted as reliable energy sources that combine solar cell efficiency with hierarchical textile‐specific mechanical and environmental durability. Structural and encapsulation strategies, including planarization, neutral‐axis engineering, and advanced barrier designs, enable waterproofing, washability, UV shielding,
Eun Gyo Jeong   +5 more
wiley   +1 more source

Pseudomagnetic fields for classical waves in two‐dimensional artificial lattices: Mechanisms and applications

open access: yesInfoScience, EarlyView.
Pseudomagnetic fields make light and sound emulate charged particles in magnetic fields, enabling magnetic‐free signal processing. This Review summarizes their origins, three implementations in two‐dimensional artificial lattices, and applications in energy localization and robust transport, guiding the design of topological integrated devices ...
Shuaihu Liu   +5 more
wiley   +1 more source

Was the Kalkarindji Continental Flood Basalt Province a Driver of Environmental Change at the Dawn of the Phanerozoic?

open access: yesGeophysical Monograph Series, Page 435-447., 2021

Exploring the links between Large Igneous Provinces and dramatic environmental impact

An emerging consensus suggests that Large Igneous Provinces (LIPs) and Silicic LIPs (SLIPs) are a significant driver of dramatic global environmental and biological changes, including mass extinctions.
Peter E. Marshall   +2 more
wiley  

+1 more source

Nutrition and rehabilitation after anterior cruciate ligament reconstruction: A systematic review

open access: yesKnee Surgery, Sports Traumatology, Arthroscopy, EarlyView.
Abstract Purpose As the impact of nutrition on rehabilitation and return to sport (RTS) after ACL reconstruction (ACLR) remains largely unexplored, this review aimed to review the current evidence on the role of nutrition in rehabilitation outcomes for ACLR patients, with as ultimate goal a safer and more successful RTS.
Shaniya Raghoebar   +7 more
wiley   +1 more source

Direct Instantaneous Torque Control of Switched Reluctance Motors With an Asymmetric Converter Using Adaptive Switching Angles

open access: yesInternational Transactions on Electrical Energy Systems
Direct instantaneous torque control (DITC) is a method for torque control in the switched reluctance motor (SRM). In conventional DITC, due to the fixed turn-on and turn-off angles, the presence of negative torque and significant torque ripple is ...
Loghman Samani, Mehrdad Gholami
doaj   +1 more source

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