Results 141 to 150 of about 7,493,826 (258)

Enhancing Amphibious Flipper‐Based Locomotion Through Terrain‐Dependent Bayesian Optimization of Central Pattern Generator Control

open access: yesAdvanced Robotics Research, EarlyView.
A sea turtle‐inspired amphibious robot uses simulation‐guided optimization to adapt its flipper coordination to different environments. Sensitivity analysis and multiobjective Bayesian optimization identify terrain‐dependent controllers that are validated on hardware.
Nnamdi C. Chikere, Yasemin Ozkan‐Aydin
wiley   +1 more source

双模式机电复合无级传动功率分流特性分析

open access: yesJixie chuandong, 2014
Electro-mechanical variable transmission(EVT)system can enhance the fuel economy by adjusting the engine operating points,and take full advantage of high efficiency of the mechanical transmission.So it is a good solution for applying the hybrid ...
吉雅太   +3 more
doaj  

XeraBorg: Neural Control of Tail‐Flick Escape for Backward Propulsion in Cyborg Crayfish

open access: yesAdvanced Robotics Research, EarlyView.
This work presents the first controlled tail‐flick propulsion method for the cyborg Cherax quadricarinatus. Comprehensive experiments establish a foundational framework for using the crayfish's natural escape mechanism as a locomotion strategy, expanding its potential as an underwater and amphibious mobile robot.
H. Nhan Le   +7 more
wiley   +1 more source

Localization instability and the origin of regularly-spaced faults in planetary lithospheres [PDF]

open access: yes, 2002
Thesis (Ph.D.)--Massachusetts Institute of Technology, Dept. of Earth, Atmospheric, and Planetary Sciences, 2002.Includes bibliographical references (p.
Montési, Laurent Gilbert Joseph, 1973-
core  

Robotics in Ionizing Radiation Environments: Vulnerabilities, Hardening, and Future Directions

open access: yesAdvanced Robotics Research, EarlyView.
Radiation exposure causes cumulative degradation in robotic sensors, actuators, and electronic logic, often leading to undetected failures. This study maps component vulnerabilities, evaluates hardening and shielding strategies, and identifies testing gaps that must be addressed to enable next‐generation radiation‐tolerant robotic systems.
Francis A. K. Djirackor   +4 more
wiley   +1 more source

Integrating Ecology and Economics in Agent‐Based Models to Support Agricultural Policy

open access: yesAdvanced Science, EarlyView.
Agent‐based models are valuable tools for studying social‐ecological systems in agriculture. This review maps how existing agent‐based models represent the human and natural domains of agriculture, and discusses developments in economic and ecological agent‐based modeling.
Daniel Vedder   +5 more
wiley   +1 more source

Model Predictive Traction and Steering Control of Planetary Rovers [PDF]

open access: yes, 2013
Results of the ESA project RobMPC (Robust Model Predictive Control for Space Constraint Systems) could successfully demonstrate that model predictive control (MPC) is definitively applicable for space systems with high dynamics like wheeled vehicles ...
Krenn, R.   +8 more
core  

Underground Signals: The Ecological Power of Root Volatiles

open access: yesAdvanced Science, EarlyView.
Root volatiles mediate rhizosphere chemical communication, shaping interactions among plants, microbes, herbivores, and natural enemies. Their production, transport, and perception underpin ecological adaptation, multitrophic interactions, and plant resilience, offering opportunities for sustainable crop protection, resilient agroecosystems, and ...
Xueyao Cao   +31 more
wiley   +1 more source

圆形活齿与摆线针轮行星传动的动力学仿真及性能研究

open access: yesJixie chuandong, 2013
The circle movable tooth planetary transmission is a new movable tooth planetary transmission by using profile alternative theory to replace cycloidal tooth profile,on the basis of the structure of pin-cycloid transmission.The virtual prototype model is ...
韩敏, 徐艳妮, 刘坤, 王军洁
doaj  

The Planetary Society

open access: yes, 2008
The homepage of The Planetary Society, this Web site is devoted to planetary exploration and education. The site publicizes the latest meteor sightings around the world and other recent news. Educators and students can find lots of materials dealing with

core  

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