Results 81 to 90 of about 599,257 (306)

An Efficient Autonomous Exploration Framework for Autonomous Vehicles in Uneven Off-Road Environments

open access: yesDrones
Autonomous exploration of autonomous vehicles in off-road environments remains challenging due to the adverse impact on exploration efficiency and safety caused by uneven terrain.
Le Wang, Yao Qi, Binbing He, Youchun Xu
doaj   +1 more source

Deciphering the Role of Cancer Stem Cells in Breast Cancer Brain Colonization Using a Novel Patient‐Derived Model

open access: yesAdvanced Healthcare Materials, EarlyView.
This study shows that stem‐like cells isolated from breast cancer brain metastases drive the spread and growth of tumors in the brain. Among them, a highly adhesive subgroup initiates metastasis and resists many drugs. By closely reflecting patient tumors, these models help identify new targets and improve the development of effective treatments ...
Stefania Faletti   +27 more
wiley   +1 more source

Nanotherapies for Atherosclerosis: Targeting, Catalysis, and Energy Transduction

open access: yesAdvanced Healthcare Materials, EarlyView.
Atherosclerosis management is hindered by poor drug targeting and plaque heterogeneity. Nanotechnology overcomes these barriers via three core strategies: (1) target‐engineered nanocarriers that achieve lesion‐specific precision via ligand modification, biomimetic camouflage, stimuli‐responsive release, and self‐propelling nanomotors; (2) catalytic ...
Yuqi Yang   +4 more
wiley   +1 more source

Engineering Resatorvid‐Loaded Sub‐Microgels of Epigallocatechin‐3‐gallate/Hyaluronic Acid to Treat Acute Lung Injury

open access: yesAdvanced Healthcare Materials, EarlyView.
This study presents HAEP@Res sub‐microgels as a lung‐targeted delivery system integrating antioxidant activity with anti‐inflammatory therapy. The sub‐microgels demonstrate excellent biocompatibility, efficiently scavenge intracellular ROS, and downregulate pro‐inflammatory cytokines and genes in a Bleo‐induced ALI mouse model. These findings highlight
Bo Liu   +10 more
wiley   +1 more source

某型越野车轮边行星轮传动机构功率分流动态均衡及体积优化分析

open access: yesJixie chuandong, 2014
In order to solve the wheel planetary gear transmission mechanism in off-road vehicle chassis layout difficult and poor reliability,a dynamic equilibrium and reliability of power shared optimization method based on the power of genetic algorithm theory ...
于瑞
doaj  

Comparative analysis of strategies for a semi-active suspension of a ¼ vehicle

open access: yesMATEC Web of Conferences, 2018
The vehicle suspension isolates the chassis from road irregularities, reacting to forces produced by the tires and the braking torques, always keeping the road tire contact, providing stability and safety.
Melo Matheus, Avila Suzana
doaj   +1 more source

Toolbox of Countermeasures for Rural Two-Lane Curves, June 2012 [PDF]

open access: yes, 2012
The Federal Highway Administration (FHWA) estimates that 58 percent of roadway fatalities are lane departures, while 40 percent of fatalities are single-vehicle run-off-road (SVROR) crashes.

core  

Automobile Idling Reduction Program [PDF]

open access: yes, 2020
: Description By avoiding vehicle idling for three minutes every day of the year can reduce 1.4 million metric tons annually, which is equivalent to taking 320,000 cars off the road for the entire year (Canada.ca, 2016).

core  

A Physiological Microfluidic Blood–Brain‐Barrier Model for In Vitro Study of Nanoparticle Trafficking and Accumulation

open access: yesAdvanced Healthcare Materials, EarlyView.
A human microfluidic blood‐brain barrier (mBBB) model enables spatially resolved comparison of nanoparticle trafficking. Extracellular vesicles (EVs), liposomes, and nanoplastics exhibit distinct transport and disruption behaviors, revealing that membrane composition and uptake pathways govern BBB interaction.
Bryan B. Nguyen   +9 more
wiley   +1 more source

Investigation to the ride and handling of vehicle with interconnected suspensions [PDF]

open access: yes, 2016
University of Technology Sydney. Faculty of Engineering and Information Technology.Conventional passive suspension design often requires a trade-off between ride and handling performance.
Xu, Guangzhong
core  

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