Results 21 to 30 of about 29,232 (135)

A Case of MELAS With the m.3243A>G Variant of the MT-TL1 Gene Mimicking Acute Intermittent Porphyria

open access: yesJournal of Clinical Neurology, 2022
The syndrome of mitochondrial encephalopathy, lactic acidosis, and stroke-like episodes, commonly called MELAS, is one of the family of mitochondrial diseases.
W. Cai, Shilin Yang, Xiang Han
semanticscholar   +1 more source

A Multisystem Mitochondrial Disease Caused by a Novel MT-TL1 mtDNA Variant: A Case Report

open access: yesJournal of Neuromuscular Diseases, 2022
Background: Mitochondrial tRNA (MTT) genes are hotspot for mitochondrial DNA mutation and are responsible of half mitochondrial disease. MTT mutations are associated with a broad spectrum of phenotype often with complex multisystem involvement and ...
D. Giannese   +11 more
semanticscholar   +1 more source

Research progress and development suggestions on aeronautical electromagnetic metamaterial

open access: yesJournal of Aeronautical Materials, 2023
Electromagnetic metamaterial is an artificial composite composed of periodic subwavelength microstructure,which has a strong conduction regulation or absorption effect on electromagnetic wave,and it has been widely studied in the field of stealth design ...
JING Zhi, ZHANG Jian
doaj   +1 more source

Clinical and translational science award T32/TL1 training programs: program goals and mentorship practices

open access: yesJournal of Clinical and Translational Science, 2021
Introduction: A national survey characterized training and career development for translational researchers through Clinical and Translational Science Award (CTSA) T32/TL1 programs.
F. Sancheznieto   +14 more
semanticscholar   +1 more source

Research progresses in effect of heat treatment on microstructure and properties of GH2132 alloy

open access: yesJournal of Aeronautical Materials, 2023
GH2132 alloy, as one of the representative materials of high-temperature alloys based on Fe-25Ni-15Cr,has become a widely used high-temperature material below 650 ℃ due to its excellent comprehensive properties.
ZHAO Zhen   +7 more
doaj   +1 more source

Improving Intertidal Reef Mapping Using UAV Surface, Red Edge, and Near-Infrared Data

open access: yesDrones, 2019
Coastal living reefs provide considerable services from tropical to temperate systems. Threatened by global ocean-climate and local anthropogenic changes, reefs require spatially explicit management at the submeter scale, where socioecological processes ...
Antoine Collin   +3 more
doaj   +1 more source

SCALED RADIO CONTROLLED PLATFORM [PDF]

open access: yesINCAS Bulletin, 2009
The paper presents building, preparing and testing of a scaled RC aerial platform, as a basis for future flight measurements. The platform is a 1:6 scaled radio controlled model of AEROTAXI design in development.
Georges CRAIOVEANU   +2 more
doaj   +1 more source

Investigation of a physical model-based machine-learning force field for BaZrO3 perovskite

open access: yesJournal of Aeronautical Materials, 2023
Interatomic potential is a key component of large-scale atomic simulation of materials. For scientific problems in complex environments such as high temperature,high pressure and irradiation,the interactions between atoms are often very complex.
ZHAO Liang, NIU Hongwei, JING Yuhang
doaj   +1 more source

Investigation of novel propulsion systems – the exoskeletal engine concept. Part I [PDF]

open access: yesINCAS Bulletin, 2010
The exoskeletal engine represents a relatively new concept in the world of propulsion systems. It is a drum-rotor engine concept in which conventionally heavy shafts and discs are eliminated and replaced by rotating casings that support the blades in ...
Iulian JUHASZ, Daniel CRUNŢEANU
doaj   +1 more source

Preparation and microwave absorption properties of Fe3+ doped LaNiO3 perovskite ceramics

open access: yesJournal of Aeronautical Materials, 2023
Fe3+doped lanthanum nickelate perovskite ceramics were prepared by sol-gel method. Scanning electron microscope(SEM),energy dispersive spectrometer(EDS)and diffractometer(XRD)were used to characterize the micro morphology,element distribution and phase ...
YU Man   +3 more
doaj   +1 more source

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