Results 141 to 150 of about 117,159 (342)

Energy efficiency research of propulsion system for series-parallel hybridization of amphibious vehicles

open access: yesHeliyon
The series-parallel hybrid system has attracted much attention from scholars for its effective integration of the power advantages and operating characteristics of different power sources, which is influenced by international emission regulations, energy-
Xiaojun Sun, Fengmei Xin, Kun Gao
doaj   +1 more source

Elements of cost comparison for planetary missions with advanced propulsion [PDF]

open access: yes
Cost and performance comparisons are made between chemical propulsion and nuclear electric propulsion for planetary missions at Jupiter and beyond. Nuclear rocket comparisons are made for performance only.
Stearns, J. W.
core   +1 more source

Rapid analysis of electric propulsion missions [PDF]

open access: yes, 1972
Computer program has been designed to handle computations for low thrust missions rapidly and with acceptable accuracy. Program defines performance and system requirements of electrically-propelled unmanned planet-orbiter and flyby missions.
Mascy, A. C.
core   +1 more source

MODERNIZATION OF HYBRID ELECTRIC-POWER SYSTEM FOR COMBINED PROPULSION COMPLEXES

open access: diamond, 2016
Vitalii Budashko   +2 more
openalex   +1 more source

Adaptive 4D‐Printed Vascular Stents With Low‐Temperature‐Activated and Intelligent Deployment

open access: yesAdvanced Functional Materials, EarlyView.
Microarchitected coronary artery stents were fabricated using a polycaprolactone (PCL)‐based shape memory polymer (SMP) composite via projection micro‐stereolithography (PµSL) 4D printing. By incorporating diethyl phthalate (DEP) as a plasticizer, the thermal transition temperature (Ttran) was modulated to about 37°C, enabling rapid and autonomous ...
Yannan Li   +12 more
wiley   +1 more source

Aerospace systems and mission analysis research Status report, 1 Apr. - 31 Dec. 1966 [PDF]

open access: yes
Systems and mission analysis of solar electric propulsion for solar system ...
Layton, J. P., Lion, P. M.
core   +1 more source

Future Directions for Electric Propulsion Research [PDF]

open access: gold, 2020
Ethan T. Dale   +2 more
openalex   +1 more source

Living Liquid Metal Composites Embedded with Electrogenic Endospores for Next‐Generation Bioelectronics

open access: yesAdvanced Functional Materials, EarlyView.
A new class of living liquid metal composites is introduced, embedding Bacillus subtilis endospores into eutectic gallium–indium (EGaIn). The spores enhance droplet coalescence, strengthen interfacial conductivity, and provide on‐demand electrogenic functionality after germination. The composites exhibit high conductivity, self‐healing, patternability,
Maryam Rezaie, Yang Gao, Seokheun Choi
wiley   +1 more source

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