Results 61 to 70 of about 2,286 (247)

Testing of the Advanced Stirling Radioisotope Generator Engineering Unit at NASA Glenn Research Center [PDF]

open access: yes
The Advanced Stirling Radioisotope Generator (ASRG) is a high-efficiency generator being developed for potential use on a Discovery 12 space mission. Lockheed Martin designed and fabricated the ASRG Engineering Unit (EU) under contract to the Department ...
Lewandowski, Edward J.
core   +1 more source

Smart Closed‐Loop Systems in Personalized Healthcare: Advances and Outlook

open access: yesAdvanced Materials Technologies, EarlyView.
A smart closed‐loop e‐textile integrates multimodal sensing, onboard processing, wireless communication, and wearable power to enable real‐time physiological/biochemical monitoring and feedback‐controlled therapy. ABSTRACT Smart textiles represent a revolutionary frontier in healthcare, seamlessly blending fabric and advanced technologies to create ...
Safoora Khosravi   +12 more
wiley   +1 more source

Doubly grounded buck‐boost PV grid‐connected inverter without shoot‐through problem

open access: yesElectronics Letters
Transformerless grid‐connected inverters (GCIs) are universally utilized in the PV system. However, they have the shoot‐through issue and common mode leakage current (CMLC).
Zhilei Yao, Ximing Zhang, Changlei Shan
doaj   +1 more source

Modular Stirling Radioisotope Generator [PDF]

open access: yes
High-efficiency radioisotope power generators will play an important role in future NASA space exploration missions. Stirling Radioisotope Generators (SRGs) have been identified as a candidate generator technology capable of providing mission designers ...
Mason, Lee S.   +2 more
core   +2 more sources

Non‐Invasive Multidimensional Capacitive Sensing for In Vivo Traumatic Brain Injury Monitoring

open access: yesAdvanced Materials Technologies, EarlyView.
Single‐electrode, multidimensional capacitive sensors noninvasively assess cerebral autoregulation and compliance for traumatic brain injury monitoring. ABSTRACT Traumatic brain injury (TBI) is a major cause of death and disability, but invasive intracranial pressure (ICP) monitoring is risky, and current non‐invasive methods lack the resolution and ...
Shawn Kim   +8 more
wiley   +1 more source

Guest Editorial: AC/DC transmission and distribution technology supporting the new‐type power system

open access: yesIET Generation, Transmission & Distribution, 2023
Rong Zeng   +3 more
doaj   +1 more source

A family of Z‐source‐based half‐bridge inverters: Topology derivation

open access: yesIET Power Electronics
Z‐source‐based half‐bridge inverters are a type of Z‐source inverters whose outer stage is a half‐bridge inverter. This paper presents a generalized structure from which 16 configurations can be derived. Once this topology has been introduced, one of the
Mohmmadamin Aalami   +2 more
doaj   +1 more source

Recent Stirling Conversion Technology Developments and Operational Measurements at NASA Glenn Research Center [PDF]

open access: yes
In support of the Advanced Stirling Radioisotope Generator (ASRG) project and other potential applications, NASA Glenn Research Center (GRC) has initiated convertor technology development efforts in the areas of acoustic emission, electromagnetic field ...
Oriti, Salvatore M.   +1 more
core   +1 more source

Magnetic Textiles: A Review of Materials, Fabrication, Properties, and Applications

open access: yesAdvanced Materials Technologies, EarlyView.
Magnetic textiles (M‐textiles) are emerging as a programmable materials platform that merges magnetic matter with hierarchical textile structures. This article consolidates magnetic material classes, textile architectures, and fabrication and magnetization strategies, revealing structure–property–function relationships that govern magneto‐mechanical ...
Li Ke   +3 more
wiley   +1 more source

Development of a Power Electronics Controller for the Advanced Stirling Radioisotope Generator [PDF]

open access: yes
Under a U.S. Department of Energy program for radioisotope power systems, Lockheed Martin is developing an Engineering Unit of the Advanced Stirling Radioisotope Generator (ASRG).
Keiter, Douglas E.   +3 more
core   +1 more source

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