Results 211 to 220 of about 179,421 (367)

Effect of Resin on Friction Performance and Particle Emissions in Vehicle Polymer Brake Pads Composites

open access: yesPolymer Composites, EarlyView.
Effect of resin on friction performance and particle emissions in vehicle polymer brake pads composites. ABSTRACT Brake emissions that occur during braking in disc brakes cause significant environmental pollution, and the measurement of particulate matter (PM) emissions resulting from braking has gained importance in recent years.
Hicri Yavuz
wiley   +1 more source

Thrust and wing loading requirements for short haul aircraft constrained by engine noise and field length [PDF]

open access: yes
Propulsion system and wing loading requirements are determined for a mechanical flap and an externally blown flap aircraft for various engine noise levels and two engine cycles.
Bowles, J. V.   +2 more
core   +1 more source

Characterizing Intralaminar Distal Crack and Delamination in Multidirectional Laminates Under Low Velocity Impact: Modeling Approach With Ultrasound Testing Validation

open access: yesPolymer Composites, EarlyView.
3D finite element modeling strategy utilizing distal intralaminar cohesive zone (DICZ) and continuum damage mechanics (CDM) for enabling the experimentally validated impact damage in multidirectional composite laminates comprising distal cracks and delamination.
Niildiip Chandraa   +5 more
wiley   +1 more source

User privacy prevention model using supervised federated learning‐based block chain approach for internet of Medical Things

open access: yesCAAI Transactions on Intelligence Technology, EarlyView., 2023
Abstract This research focuses on addressing the privacy issues in healthcare advancement monitoring with the rapid establishment of the decentralised communication system in the Internet of Medical Things (IoMT). An integrated blockchain homomorphic encryption standard with an in‐build supervised learning‐based smart contract is designed to improvise ...
Chandramohan Dhasarathan   +7 more
wiley   +1 more source

Quiet engine program flight engine design study [PDF]

open access: yes
The results are presented of a preliminary flight engine design study based on the Quiet Engine Program high-bypass, low-noise turbofan engines. Engine configurations, weight, noise characteristics, and performance over a range of flight conditions ...
Klapproth, J. F.   +2 more
core   +1 more source

Active Combustion Control for aircraft gas turbine engines [PDF]

open access: green, 2000
John C. DeLaat   +3 more
openalex   +1 more source

Long‐Term Behavior of Carbon Fiber‐Reinforced Thermoplastic Composites for Type V Hydrogen Storage Tanks: Effects of Hygrothermal Aging on Physicochemical and Mechanical Properties

open access: yesPolymer Composites, EarlyView.
Hygrothermal aging behavior of CF/PPA composite. ABSTRACT This study investigates the hygrothermal aging behavior of carbon fiber‐reinforced polyphthalamide (CF/PPA) composites used in Type V hydrogen tanks, which are exposed to humid environments during service.
Clara Penavayre   +6 more
wiley   +1 more source

System controls challenges of hypersonic combined-cycle engine powered vehicles [PDF]

open access: yes
Hypersonic aircraft with air-breathing engines have been described as the most complex and challenging air/space vehicle designs ever attempted. This is particularly true for aircraft designed to accelerate to orbital velocities.
Ianculescu, George D.   +1 more
core   +1 more source

Sensitivity Analysis of the Elastic Properties of Graphene/Fiber‐Reinforced Nanocomposites

open access: yesPolymer Composites, EarlyView.
The formation of graphene/fiber‐reinforced nanocomposites. ABSTRACT This study offers a detailed sensitivity analysis of the elastic behavior of graphene/fiber‐reinforced nanocomposites using a multiscale micromechanical modeling framework. It focuses on key elastic properties, which are the longitudinal modulus (E11$$ {E}_{11} $$), transverse modulus (
Ranganai Tawanda Moyo   +2 more
wiley   +1 more source

A Systematic Review of Empirical Studies on Situation Awareness: Perspectives From the Interaction Among Humans, Machines, and the Task Environment

open access: yesPsyCh Journal, EarlyView.
ABSTRACT Situational awareness (SA) refers to “knowing what is going on” in a situation. As an essential concept originating in aviation literature approximately 40 years ago, SA has demonstrated significant potential and has since been extended across various fields, leading to a growing body of research.
Rong Fang   +7 more
wiley   +1 more source

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