Results 121 to 130 of about 6,838 (248)

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

How Stirling Engines Work [PDF]

open access: yes
The Stirling engine is a heat engine that is vastly different from the internal-combustion engine in your car. A Stirling engine uses the Stirling cycle, which is unlike the cycles used in internal-combustion engines.
Nice, Karim
core   +2 more sources

Nodal Analysis of Stirling Cycle Devices [PDF]

open access: yes, 1978
This paper describes a general-purpose program for the nodal analysis of Stirling-cycle devices or other cyclic regenerative machines, and presents an extensive discussion of results for an illustrative problem. The program employs finite-difference, explicit-forward solutions, and is readily adaptable to various machine topologies.
openaire   +1 more source

Invariant Measure and Universality of the 2D Yang–Mills Langevin Dynamic

open access: yesCommunications on Pure and Applied Mathematics, Volume 79, Issue 8, Page 1973-2102, August 2026.
ABSTRACT We prove that the Yang–Mills (YM) measure for the trivial principal bundle over the two‐dimensional torus, with any connected, compact structure group, is invariant for the associated renormalised Langevin dynamic. Our argument relies on a combination of regularity structures, lattice gauge‐fixing and Bourgain's method for invariant measures ...
Ilya Chevyrev, Hao Shen
wiley   +1 more source

Development of a solar powered refrigeration system: Stirling-cycle based [PDF]

open access: yes, 2019
Solar refrigeration has been tirelessly studied since the 1970s. Yet, no renewable technology has been superior to the conventional grid powered technology for household applications.
Daoud, Ja'Far Mohammad Salim
core  

Stirling Engine [PDF]

open access: yes, 2016
This bachelor thesis deals with the description and calculation of a closed regenerative thermodynamic cycle. In the theoretical part of the thesis, there is described history of the engine, the principle of its function, differences between particular ...
Vondruš, Jan
core   +2 more sources

Revisiting the status of the Arctic's Last Ice Area as a refuge for marine predators

open access: yesEcosphere, Volume 17, Issue 7, July 2026.
Abstract The Last Ice Area (LIA), located north of the Canadian Arctic Archipelago and Greenland, has the Arctic's oldest and thickest sea ice. The LIA is hypothesized to be a potential climate refuge for ice‐dependent top predators as Arctic sea ice continues to decline.
Kristin L. Laidre   +6 more
wiley   +1 more source

Research on Control Strategy for Space Nuclear Power Based on Stirling Cycle

open access: yesYuanzineng kexue jishu
With the rapid development of space exploration technology and expanding space application demands, major global powers have initiated key technological breakthroughs, particularly for critical enabling technologies such as space power systems ...
HAN Yuhang, ZHANG Jingwei, XU Haitian, HE Jiaqi, WEI Xinyu
doaj   +1 more source

Contralateral Thermal Pain and Naturally Occurring Muscle Pain Have Different Effects on Force Production During a Fixed Perceived Effort Handgrip Task

open access: yesEuropean Journal of Pain, Volume 30, Issue 6, July 2026.
ABSTRACT Background In the presence of pain, performance during imposed workload motor tasks may be maintained at the cost of a higher perceived effort. This study investigated how experimentally induced contralateral thermal pain and naturally occurring muscle pain influence force production during a fixed perceived effort task.
Callum A. O'Malley   +7 more
wiley   +1 more source

The Stirling Cycle Engine [PDF]

open access: yes, 2012
A small beta configuration Stirling cycle engine of approximately 6 cubic inches of displacement was constructed. The engine was operated at atmospheric pressure.
VanderVelde, Mark
core  

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