Results 41 to 50 of about 2,936,293 (339)

Second Law Analysis for the Experimental Performances of a Cold Heat Exchanger of a Stirling Refrigeration Machine

open access: yesEntropy, 2020
The second law of thermodynamics is applied to evaluate the influence of entropy generation on the performances of a cold heat exchanger of an experimental Stirling refrigeration machine by means of three factors: the entropy generation rate N S
Steve Djetel-Gothe   +2 more
doaj   +1 more source

An Analysis of the Strayton Engine, a Brayton and Stirling Cycle Recuperating Engine

open access: yesAIAA Propulsion and Energy 2019 Forum, 2019
This paper explores the novel Strayton engine concept. This engine combines the cycles of a Brayton engine with that of a Stirling engine to create a highly efficient recuperating gas turbine engine.
Jeffryes W. Chapman   +2 more
semanticscholar   +1 more source

From the Discovery of the Giant Magnetocaloric Effect to the Development of High‐Power‐Density Systems

open access: yesAdvanced Materials Technologies, EarlyView.
The article overviews past and current efforts on caloric materials and systems, highlighting the contributions of Ames National Laboratory to the field. Solid‐state caloric heat pumping is an innovative method that can be implemented in a wide range of cooling and heating applications.
Agata Czernuszewicz   +5 more
wiley   +1 more source

Overview of Advanced Stirling and Gas Turbine Engine Development Programs and Implications for Solar Thermal Electrical Applications [PDF]

open access: yes, 1984
The DOE automotive advanced engine development projects managed by the NASA Lewis Research Center were described. These included one Stirling cycle engine development and two air Brayton cycle development.
Alger, D.
core   +1 more source

A comparative study of open and closed heat-engines for small-scale CHP applications [PDF]

open access: yes, 2016
In this paper the authors compare and contrast open and closed-cycle heat engines. First of all, by way of example and to aid discussion, the performance of proprietary externally heated closed-cycle Stirling engines is compared with that of internally ...
Cohen   +11 more
core   +1 more source

Culture, Connection and Care: The Role of Institutional Justice Capital for Enhancing the Wellbeing of Aboriginal and Torres Strait Islander Children in Out‐Of‐Home Care

open access: yesAustralian Journal of Social Issues, EarlyView.
ABSTRACT Ensuring that Aboriginal and Torres Strait Islander children removed from their families by child protection services remain connected to their kin, Country and culture is a priority to begin to redress the intergenerational trauma and harm caused by colonisation.
Sharynne Hamilton   +9 more
wiley   +1 more source

Stirling cycle cryogenic cooler [PDF]

open access: yes, 1983
A long lifetime Stirling cycle cryogenic cooler particularly adapted for space applications is described. It consists of a compressor section centrally aligned end to end with an expansion section, and respectively includes a reciprocating compressor ...
Daniels, A.   +4 more
core   +1 more source

Counterintuitive Photochemistry of an Isolated Acridinyl Radical: ConPET via Preassembly, Solvated Electrons, or a Long‐Lived Excited State?

open access: yesAngewandte Chemie International Edition, Accepted Article.
Photoredox chemistry has seen a dramatic rise in popularity in recent years, but mechanistic understanding has persistently lagged behind reaction development itself. This is particularly true for the emerging area of consecutive photoinduced electron transfer (conPET), which has attracted both great interest due to its ability to activate inert ...
Samuel J. Horsewill   +5 more
wiley   +1 more source

Solid State Self‐Assembly of an Extended Curved‐Arm Nickel(II) Macrocycle with Fullerene C60

open access: yesChemistry – An Asian Journal, Volume 20, Issue 6, March 17, 2025.
Three co‐crystalline structures that contain fullerene C60 and (5,14‐dihydro‐6,8,15,17‐tetrabenzyl‐2,3,11,12‐tetramethyldibenzo[b,i][1,4,8,11]tetraazacyclotetradecine)nickel(II) show the formation discrete one‐dimensional hollow channels as a results of 1 : 1 interplay and 1 : 2 dimeric interplay with the fullerenes arranged in hexagonal arrays ...
Irene Ling   +4 more
wiley   +1 more source

Japanese activities in refrigeration technology [PDF]

open access: yes, 1983
Recent activities in refrigeration technology in Japan are discussed. Stirling cycle refrigerators and magnetic refrigerators are discussed.
Fujita, T., Ishizaki, Y., Ohtsuka, T.
core   +1 more source

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