Results 71 to 80 of about 87,608 (299)

How strong are the Rossby vortices? [PDF]

open access: yes, 2013
The Rossby wave instability, associated with density bumps in differentially rotating discs, may arise in several different astrophysical contexts, such as galactic or protoplanetary discs. While the linear phase of the instability has been well studied,
Lai, D., Lovelace, R. V. E., Meheut, H.
core   +1 more source

Speed bumps impact on motor transport noise

open access: yesThe Baltic Journal of Road and Bridge Engineering, 2015
Most accidents are caused by excessive speed or aggressive driver behavior. One of the most popular speed regulation implement is speed bumps. However, there are some problems with speed bumps as well – it has been noticed that speed bumps increase motor vehicle-induced noise.
Januševičius, Tomas, Akelaitytė, Rasa
openaire   +3 more sources

Structural instability impairs function of the UDP‐xylose synthase 1 Ile181Asn variant associated with short‐stature genetic syndrome in humans

open access: yesFEBS Letters, EarlyView.
The Ile181Asn variant of human UDP‐xylose synthase (hUXS1), associated with a short‐stature genetic syndrome, has previously been reported as inactive. Our findings demonstrate that Ile181Asn‐hUXS1 retains catalytic activity similar to the wild‐type but exhibits reduced stability, a looser oligomeric state, and an increased tendency to precipitate ...
Tuo Li   +2 more
wiley   +1 more source

Organ‐specific redox imbalances in spinal muscular atrophy mice are partially rescued by SMN antisense oligonucleotides

open access: yesFEBS Letters, EarlyView.
We identified a systemic, progressive loss of protein S‐glutathionylation—detected by nonreducing western blotting—alongside dysregulation of glutathione‐cycle enzymes in both neuronal and peripheral tissues of Taiwanese SMA mice. These alterations were partially rescued by SMN antisense oligonucleotide therapy, revealing persistent redox imbalance as ...
Sofia Vrettou, Brunhilde Wirth
wiley   +1 more source

Research on the optimal speed of vehicles passing speed bumps on the highway based on an immune algorithm [PDF]

open access: yesMechanical Sciences
With the advancement of vehicle technology, there is a growing demand for vehicle comfort in addition to the focus on safety and functionality. On certain accident-prone sections of highways, such as entrance and exit ramps, tunnels, and downhill ...
Z. Yang   +5 more
doaj   +1 more source

Tau acetylation at K331 has limited impact on tau pathology in vivo

open access: yesFEBS Letters, EarlyView.
We mapped tau post‐translational modifications in humanized MAPT knock‐in mice and in amyloid‐bearing double knock‐in mice. Acetylation within the repeat domain, particularly around K331, showed modest increases under amyloid pathology. To test functional relevance, we generated MAPTK331Q knock‐in mice.
Shoko Hashimoto   +3 more
wiley   +1 more source

Impact of Heat Treatment on the Rubbing Behavior of Bump-Type Foil Journal Bearing

open access: yesTribology Online
Under low-speed or start/stop conditions, the rubbing of top foil in foil journal bearing (FJB) prompting the application of heat treatment to improve the rubbing behavior of the foil bearing.
Vishal Mourya, Skylab P. Bhore
doaj   +1 more source

Performance analysis of the bump beams made of High Strength Steel and Carbon Fiber reinforce plastics

open access: yesMATEC Web of Conferences, 2018
Lightweight and safe are the key research directions of the automobile industry. Bump beam is an important part of the car safety protection and it’s lightweight design has drawn much attention. In this paper, the static strength and the low-speed impact
Yao Yi, Yuan Quan, Fu Sihuan
doaj   +1 more source

TRIP WIRES AND SPEED BUMPS: MANAGING FINANCIAL RISKS AND REDUCING THE POTENTIAL FOR FINANCIAL CRISES IN DEVELOPING ECONOMIES [PDF]

open access: yes
This paper investigates the shortcomings of the “early warning systems” (EWS) that are currently being promoted with such vigour in the multilateral and academic community. It then advocates an integrated “trip wire-speed bump” regime to reduce financial
Ilene GRABEL
core  

Strategic Speed Choice by High-Frequency Traders Under Speed Bumps [PDF]

open access: yesSSRN Electronic Journal, 2018
We study how high-frequency traders (HFTs) strategically decide their speed level in a market with a random speed bump. If HFTs recognize the market impact of their speed decision, they perceive a wider bid-ask spread as an endogenous upward-sloping cost of being faster.
openaire   +2 more sources

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