Results 51 to 60 of about 125,323 (297)

Light‑Driven Propulsion of Graphene Aerogels in Microgravity

open access: yesAdvanced Science, EarlyView.
Ultralight graphene aerogels convert laser light into thrust. Parabolic‐flight experiments directly compare their motion in microgravity and at 1 g, revealing order‐of‐magnitude enhancements in distance, velocity, and transient thrust when weight and friction are removed (∼50 times enhancement).
Omnia Khattab   +10 more
wiley   +1 more source

A modified sliding mode controller based on fuzzy logic to control the longitudinal dynamics of the autonomous vehicle

open access: yesResults in Engineering
This article delves into the intricate world of controlling the longitudinal dynamics of autonomous vehicles. In the first part, we studied two distinct controllers: the Super Twisting Sliding Mode Control and its modified version enriched with the ...
Rachid Alika   +2 more
doaj   +1 more source

Model-Based Reinforcement Learning for Eco-Driving Control of Electric Vehicles

open access: yesIEEE Access, 2020
With the development of autonomous vehicles, research on energy-efficient eco-driving is becoming increasingly important. The optimal control problem of determining the speed profile of the vehicle for minimizing energy consumption is a challenging ...
Heeyun Lee, Namwook Kim, Suk Won Cha
doaj   +1 more source

Biomimetic Bone Marrow Monocyte Membrane‐Fused Extracellular Vesicles for Targeted Therapy of Myocardial Infarction

open access: yesAdvanced Science, EarlyView.
This study develops a biomimetic delivery system (M‐hEV) by fusing monocyte membranes with extracellular vesicles for targeted therapy of damaged cardiac tissue. The system homes to injured myocardium through specific molecular pathways. In a myocardial infarction model, M‐hEV effectively accumulates in the heart, reduces infarct size, alleviates ...
Jiaxin Song   +10 more
wiley   +1 more source

Control Barrier Function Based Quadratic Programs for Safety Critical Systems [PDF]

open access: yes, 2016
Safety critical systems involve the tight coupling between potentially conflicting control objectives and safety constraints. As a means of creating a formal framework for controlling systems of this form, and with a view toward automotive applications ...
Ames, Aaron D.   +3 more
core   +2 more sources

Cell Segmentation Beyond 2D—A Review of the State‐of‐the‐Art

open access: yesAdvanced Intelligent Discovery, EarlyView.
Cell segmentation underpins many biological image analysis tasks, yet most deep learning methods remain limited to 2D despite the inherently 3D nature of cellular processes. This review surveys segmentation approaches beyond 2D, comparing 2.5D and fully 3D methods, analyzing 31 models and 32 volumetric datasets, and introducing a unified reference ...
Fabian Schmeisser   +6 more
wiley   +1 more source

Evaluation of Cruise Control Systems: A Comparative Study of Fuzzy Logic, Linear, and Nonlinear Controllers

open access: yesTikrit Journal of Engineering Sciences
   Cruise control systems are an essential component in the field of mechatronics, designed to maintain a vehicle's speed at a predetermined rate.
Ivan I. Gorial
doaj   +1 more source

First Observations about Response Times and Connectivity in a Vehicles Platooning Experiment

open access: yesFindings, 2021
A key question about cooperative vehicle longitudinal control is reactivity, which determines the future of road safety, and capacity. In adaptive cruise control (ACC), the controller adapts the speed of the vehicle to its immediate leader’s speed ...
Elsa Lanaud   +2 more
doaj   +1 more source

The psychosocial toll of Dublin III on asylum seekers in the Netherlands

open access: yesAmerican Journal of Community Psychology, EarlyView.
Abstract The Dublin III Regulation determines which EU Member State is responsible for examining asylum claims, but its implementation carries significant consequences for those subjected to it. This study examines how Dublin III, as implemented in the Netherlands, affects asylum seekers' psychosocial wellbeing using Silove′s Adaptation and Development
Imen El Amouri
wiley   +1 more source

Optimizing Route and Speed under the Sulfur Emission Control Areas for a Cruise Liner: A New Strategy Considering Route Competitiveness and Low Carbon

open access: yesMathematics
In order to reduce pollution caused by ship emissions, the International Maritime Organization (IMO) implemented sulfur emission control areas (SECAs).
Liling Huang, Yong Tan, Xiongping Yue
doaj   +1 more source

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