Results 101 to 110 of about 127,749 (338)

Simulation of four stroke free piston diesel engine [PDF]

open access: yes, 2008
Free-piston engines are under investigation by a number of research groups worldwide due to their potential advantages in terms of fuel efficiency and engine emissions.
Hafnizar, Muhamad Shaharuddin
core  

Investigation of transition between spark ignition and controlled auto-ignition combustion in a V6 direct-injection engine with cam profile switching [PDF]

open access: yes, 2008
Controlled auto-ignition (CAI) combustion, also known as Homogeneous Charge Compression Ignition (HCCI) can be achieved by trapping residuals with early exhaust valve closure in a direct fuel injection in-cylinder four-stroke gasoline engines (through ...
Kalian, N, Qiao, J, Zhao, H
core   +1 more source

Cat‐Vibrissa‐Inspired Biomass Fiber Aerogels for Flexible and Highly Sensitive Sensors in Monitoring Human Sport

open access: yesAdvanced Functional Materials, EarlyView.
Inspired by cat vibrissae, biomimetic biomass PHFs/SA aerogels (BFAs) are developed via precursor‐assisted in situ polymerization and freeze‐synergistic assembly. These ultralight, porous pressure sensors exhibit high sensitivity and excellent durability, enabling pulse detection, handwriting recognition, Morse code transmission, and notably real‐time ...
Dandan Xie   +6 more
wiley   +1 more source

Buckling‐Resistant and Trace‐Stacked (BRATS) Design Enables Aid‐Free Implantation of Flexible Multielectrode Array with Minimized Inflammatory Tissue Response

open access: yesAdvanced Functional Materials, EarlyView.
Buckling‐resistant and trace‐stacked (BRATS) intracortical microelectrode arrays (MEAs) eliminate the need for insertion aid and complex surgical setup, resulting in minimal inflammatory tissue response, compared to conventional flexible MEAs inserted with aid. Trace stacking effectively doubled the channel count without increasing the MEA shank width,
May Yoon Pwint, Delin Shi, X. Tracy Cui
wiley   +1 more source

PENGARUH DIAMETER MAIN JET TERHADAP KINERJA MESIN PENGGERAK KAPAL NELAYAN SKALA KECIL

open access: yesOtopro
Environmental pollution caused by exhaust gases from two-stroke outboard engines, known for their high fuel consumption, is a significant issue for small-scale fishermen.
Agung Nugroho   +2 more
doaj   +1 more source

Initial testing of a variable-stroke Stirling engine [PDF]

open access: yes
In support of the U.S. Department of Energy's Stirling Engine Highway Vehicle Systems Program, NASA Lewis Research Center is evaluating variable-stroke control for Stirling engines.
Thieme, L. G.
core   +1 more source

The concrete structure remedial assessements in marine environment from whole life asset management perspectives [PDF]

open access: yes, 2008
This study makes use of a desk top review methodology to discover and understand the remedial assessment of damage concrete structures in the marine environment (sea water). Basically, the restorations of asset marine facility are done by using a correct
Mohd Salleh, Mohd Rezal
core  

One qubit and one photon -- the simplest polaritonic heat engine

open access: yes, 2016
Hybrid quantum systems can often be described in terms of polaritons. These are quasiparticles formed of superpositions of their constituents, with relative weights depending on some control parameter in their interaction.
Meystre, Pierre   +4 more
core   +1 more source

Mechanically Robust Phase‐Change Multiscale‐Architected Metastructures Integrating Asymmetric MXene/T‐CNF Aerogel for Thermal Energy Storage and Electromagnetic Interference Shielding

open access: yesAdvanced Functional Materials, EarlyView.
A multiscale‐architected phase change material (PCM) composite combines latent heat storage, PCM leakage proof, directional thermal conduction, electromagnetic interference (EMI) shielding, and mechanical reinforcement via asymmetric MXene/cellulose aerogel and 3D‐printed metastructures, enabling effective thermal regulation, strong EMI shielding, and ...
Jiheon Kim   +9 more
wiley   +1 more source

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