Results 121 to 130 of about 9,883 (263)

Distributed Electric Propulsion Aircraft Simulating a Single Propeller Aircraft

open access: yes, 2021
It is disclosed a distributed electric propulsion fixed-wing aircraft comprising a plurality of propulsive units, wherein propulsive units are arranged symmetrically with respect to the longitudinal plane, wherein of propulsive units comprises first ...
Tombolini, M.   +5 more
core  

Women in space: A review of known physiological adaptations and health perspectives

open access: yesExperimental Physiology, EarlyView.
Abstract Exposure to the spaceflight environment causes adaptations in most human physiological systems, many of which are thought to affect women differently from men. Since only 11.5% of astronauts worldwide have been female, these issues are largely understudied.
Millie Hughes‐Fulford   +4 more
wiley   +1 more source

Jumping on the moon as a potential exercise countermeasure

open access: yesExperimental Physiology, EarlyView.
Abstract The Moon's gravitational field strength (17% Earth's gravity) may facilitate the use of bodyweight jumping as an exercise countermeasure against musculoskeletal and cardiovascular deconditioning in reduced gravity settings. The present study characterised the acute physiological and kinetic responses to bodyweight jumping in simulated Lunar ...
Patrick Swain   +4 more
wiley   +1 more source

Propulsion controlled aircraft computer

open access: yes, 2010
A low-cost, easily retrofit Propulsion Controlled Aircraft (PCA) system for use on a wide range of commercial and military aircraft consists of an propulsion controlled aircraft computer that reads in aircraft data including aircraft state, pilot ...
Cogan, Bruce R.
core  

Artificial intelligence‐powered plant phenomics: Progress, challenges, and opportunities

open access: yesThe Plant Phenome Journal, Volume 9, Issue 1, December 2026.
Abstract Artificial intelligence (AI), a key driver of the Fourth Industrial Revolution, is being rapidly integrated into plant phenomics to automate sensing, accelerate data analysis, and support decision‐making in phenomic prediction and genomic selection.
Xu Wang   +12 more
wiley   +1 more source

The Franciscana (Pontoporia blainvillei) in the Northern Limit of the FMA II: Strandings and Habitat Use in Ilha Grande Bay

open access: yesMarine Mammal Science, Volume 42, Issue 3, July 2026.
ABSTRACT The presence of the franciscana (Pontoporia blainvillei) at the northern limit of the FMA II was investigated using a range of methods, including monitoring of strandings, boat surveys, and passive acoustic monitoring (PAM). Franciscana strandings were recorded within the distributional gap between Macaé (22°55′ S) and Ilha Grande (23°09′ S ...
Alexandre F. Azevedo   +10 more
wiley   +1 more source

Component Analysis of TBCC Propulsion for a Mach 4.5 Supersonic Cruise Airliner

open access: yes, 2007
This paper describes the status of the study on component analysis for the different Variable TBCC cycle configurations. The paper investigates different Variable Cycle TBCC configurations and compares them with an advanced turbojet for the generic ...
Okai, Keiichi, Sippel, Martin
core  

HAPSS, Hybrid Aircraft Propulsion System Synthesis

open access: yes, 2012
Hybrid Aircraft Propulsion System Synthesis (HAPSS) is a computer program that sizes and analyzes pure-series hybrid electric propulsion systems for aircraft.
Green, Michael W
core   +1 more source

Satellite‐Based Assessment of Methane Emissions From the Darvaza Gas Crater

open access: yesGeophysical Research Letters, Volume 53, Issue 12, 28 June 2026.
Abstract Methane is a potent greenhouse gas, and the Darvaza crater in Turkmenistan is a rare, persistent emitter. There are uncertainties regarding its formation date (either 1963 or 1971), fire ignition, and the fire's influence on methane release. Using historical Landsat imagery, we reconstruct the fire history, identifying that combustion began ...
Adriana Valverde   +5 more
wiley   +1 more source

Conceptual Design of a Hydrogen-Hybrid Dual-Fuel Regional Aircraft Retrofit

open access: yesAerospace
A wide range of aircraft propulsion technologies is being investigated in current research to reduce the environmental impact of commercial aviation.
Ulrich Carsten Johannes Rischmüller   +3 more
doaj   +1 more source

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