Results 1 to 10 of about 257,500 (259)

Dynamic Speed Adaptation for Path Tracking Based on Curvature Information and Speed Limits [PDF]

open access: yesSensors, 2017
A critical concern of autonomous vehicles is safety. Different approaches have tried to enhance driving safety to reduce the number of fatal crashes and severe injuries.
Citlalli Gámez Serna, Yassine Ruichek
doaj   +4 more sources

Editorial: Breaking the speed limits in photoacoustic microscopy [PDF]

open access: yesPhotoacoustics, 2023
Junjie Yao   +3 more
doaj   +2 more sources

Classical and quantum speed limits [PDF]

open access: yesQuantum, 2021
The new bound on quantum speed limit (in terms of relative purity) is derived by applying the original Mandelstam-Tamm one to the evolution in the space of Hilbert-Schmidt operators acting in the initial space of states.
Katarzyna Bolonek-Lasoń   +2 more
doaj   +1 more source

A mathematical model to set speed limits for vehicles on the highway [PDF]

open access: yesTransport, 2006
The purpose of this paper is to develop a mathematical model that could guide certain speed limits for vehicles on roads. Excessive speeds on roads have been a major indirect cause of deaths on highways due to the sudden impact of vehicles that lead to ...
S. A. Oke   +3 more
doaj   +3 more sources

The speed limit of optoelectronics

open access: yesNature Communications, 2022
AbstractLight-field driven charge motion links semiconductor technology to electric fields with attosecond temporal control. Motivated by ultimate-speed electron-based signal processing, strong-field excitation has been identified viable for the ultrafast manipulation of a solid’s electronic properties but found to evoke perplexing post-excitation ...
M. Ossiander   +17 more
openaire   +4 more sources

Speed Limits for Macroscopic Transitions

open access: yesPRX Quantum, 2022
Speed of state transitions in macroscopic systems is a crucial concept for foundations of nonequilibrium statistical mechanics as well as various applications in quantum technology represented by optimal quantum control. While extensive studies have made
Ryusuke Hamazaki
doaj   +1 more source

Ribozyme speed limits [PDF]

open access: yesRNA, 2003
The speed at which RNA molecules decompose is a critical determinant of many biological processes, including those directly involved in the storage and expression of genetic information. One mechanism for RNA cleavage involves internal phosphoester transfer, wherein the 2′-oxygen atom carries out an SN2-like nucleophilic attack on the adjacent ...
Gail Mitchell, Emilsson   +3 more
openaire   +2 more sources

Topological Speed Limit

open access: yesPhysical Review Letters, 2023
7+11 pages, 2+2 ...
Tan Van Vu, Keiji Saito
openaire   +3 more sources

Assessing the Impact of Increasing Tractor-Trailer Speed Limit on the Safety and Mobility of Three-Lane Highways in Egypt

open access: yesApplied Sciences, 2022
Currently, the speed limit for tractor-trailers (TTs) on Egyptian highways is 30 km/h lower than the speed limit for passenger cars (PCs). The main purpose of this article is therefore to evaluate the effects of an increase in TT speed limit on both the ...
Usama Elrawy Shahdah   +2 more
doaj   +1 more source

FLUTTER SPEED LIMITS OF SUBSONIC WINGS

open access: yesJournal of Engineering, 2023
Flutter is a phenomenon resulting from the interaction between aerodynamic and structural dynamic forces and may lead to a destructive instability. The aerodynamic forces on an oscillating airfoil combination of two independent degrees of freedom have ...
Muhsin J. Jweeg   +2 more
doaj   +1 more source

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