Results 161 to 170 of about 491,279 (390)

Concurrent optimization of airframe and engine design parameters [PDF]

open access: yes
An integrated system for the multidisciplinary analysis and optimization of airframe and propulsion design parameters is being developed. This system is known as IPAS, the Integrated Propulsion/Airframe Analysis System. The traditional method of analysis
Lavelle, Thomas M.   +2 more
core   +1 more source

Rotating Liquid Marble Microreactors for Enhanced Enzymatic Reactions

open access: yesAdvanced Functional Materials, EarlyView.
Dynamic magnetic liquid marbles (LMs), stabilized by hydrophobic magnetic proteinaceous colloidosomes, function as effective microreactors for enzymatic processes. Precise magnetic manipulation allows for the rotation of these LMs, enhancing the efficiency of the enzymatic cascade reaction both at the air/water interface and within biphasic enzyme ...
Weijie Jiang   +5 more
wiley   +1 more source

Design and implementation of a rudder and propulsion control system for a USV prototype for the Hydrocontest international competition

open access: yesDerrotero, 2018
This paper describes the considerations taken into account in order to design and build an electronic control system to be used on an Unmanned Surface Vehicle (USV), in an effective, versatile and economic way, using Commercial Off-The-Shelf elements ...
Juan Pablo Gutiérrez Bucheli   +1 more
doaj  

Transforming Cellulose Into Functional Three‐Dimensional Structures

open access: yesAdvanced Functional Materials, EarlyView.
Cellulose is promising for replacing synthetic polymers due to its excellent mechanical properties and low cost. This review highlights the recent advancements in transforming cellulose into functional 3D structures, including liquid gels and porous materials.
Xia Sun   +5 more
wiley   +1 more source

Mars Ascent Vehicle Hybrid Propulsion Configuration [PDF]

open access: yes
As part of a Mars Sample Return (MSR) campaign, two Mars Ascent Vehicle (MAV) configurations have been designed in parallel. Each ascent vehicle configuration has a different propulsion system which ultimately leads to two unique vehicle designs. As part
Schnell, Andrew, Yaghoubi, Darius
core   +1 more source

Transducer Materials Mediated Deep Brain Stimulation in Neurological Disorders

open access: yesAdvanced Functional Materials, EarlyView.
This review discusses advanced transducer materials for improving deep brain stimulation (DBS) in neurological disorders. These materials respond to light, ultrasound, or magnetic fields, enabling precise, less invasive neuromodulation. Their stimulus‐responsive properties enhance neural control and adaptive therapy, paving the way for next‐generation ...
Di Zhao   +5 more
wiley   +1 more source

Effect of Feedback on Foot Strike Angle and Forward Propulsion in People With Stroke

open access: yesIEEE Transactions on Neural Systems and Rehabilitation Engineering
Effective retraining of foot elevation and forward propulsion is essential in stroke survivors’ gait rehabilitation. This study aimed to investigate the effect of providing real-time feedback on foot strike angle (FSA) and forward propulsion in ...
Carmen J. Ensink   +3 more
doaj   +1 more source

AIRCRAFT NUCLEAR PROPULSION: FLUORIDE FUEL PREPARATION FACILITY

open access: bronze, 1954
Ellen. Joseph   +3 more
openalex   +2 more sources

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