Results 31 to 40 of about 1,086,608 (306)

Effect of PVA concentration on microwave absorption properties of ZnO nanofibers prepared by electrospinning

open access: yesJournal of Aeronautical Materials, 2022
ZnO nanofibers were prepared by electrospinning method in this work. The effects of PVA concentration on the morphology, dielectric properties and microwave absorption properties of ZnO nanofibers were studied. Results show that with the concentration of
CHEN Dan   +4 more
doaj   +1 more source

A new 147-56 hPa water vapor product from the UARS Microwave Limb Sounder [PDF]

open access: yes, 2004
Measurements of H2O in the tropopause region have been obtained by production of a new data set from the Microwave Limb Sounder (MLS) on the Upper Atmosphere Research Satellite (UARS).
Waters, J. W.   +7 more
core   +1 more source

Facile Synthesis of Cobalt-Doped Porous Composites with Amorphous Carbon/Zn Shell for High-Performance Microwave Absorption [PDF]

open access: yes, 2020
A facile method for the preparation of microwave absorbers with low density, high microwave absorptivity, and broad band is of paramount importance to the progress in practical application.
Yang, Shuang   +13 more
core   +1 more source

Three-dimensional graphene supported Fe3O4 coated by polypyrrole toward enhanced stability and microwave absorbing properties

open access: yesJournal of Materials Research and Technology, 2020
The composites GFPs were prepared through anchoring the microspheres of Fe3O4 cores coated with polypyrrole shells (Fe3O4@Ppy) on the three-dimensional (3D) graphene areogel (GA) with the one-step chemical reduction method.
Jinhuan Li   +4 more
doaj   +1 more source

What does the future hold for microwave? "Microwave effect"

open access: yes, 2015
Although we use microwave heating for chemical processes worth millions of dollars, the mechanism of the microwave heating is not very well understood. Progress in measuring local temperatures in microwave-heated transformations will allow us to search ...
MARINAKIS, S, Howard,, B
core   +1 more source

Rapid microwave processing of epoxy nanocomposites using carbon nanotubes [PDF]

open access: yes, 2013
Microwave processing is one of the rapid processing techniques for manufacturing nanocomposites. There is very little work focussing on the addition of CNTs for shortening the curing time of epoxy nanocomposites. Using microwave energy, the effect of CNT
Inam, Fawad   +2 more
core  

Engineered extracellular vesicles enriched with the miR‐214/199a cluster enhance the efficacy of chemotherapy in ovarian cancer

open access: yesMolecular Oncology, EarlyView.
Loss of the miR‐214/199a cluster is associated with recurrence in ovarian cancer. Engineered small extracellular vesicles (m214‐sEVs) elevate miR‐214‐3p/miR‐199a‐5p in tumor cells, suppress β‐catenin, TLR4, and YKT6 signaling, reprogram tumor‐derived sEV cargo, reduce chemoresistance and migration, and enhance carboplatin efficacy and survival in ...
Weida Wang   +12 more
wiley   +1 more source

CCDC80 suppresses high‐grade serous ovarian cancer migration via negative regulation of B7‐H3

open access: yesMolecular Oncology, EarlyView.
PAX8 is a lineage‐specific master regulator of transcription in high‐grade serous ovarian cancer (HGSC) progression. We show for the first time that PAX8 facilitates proliferation and metastasis by repressing the cell autonomous tumor suppressor CCDC80 and inducing B7‐H3 expression.
Aya Saleh   +12 more
wiley   +1 more source

Simulation and measurement of optimized microwave reflectivity for carbon nanotube absorber by controlling electromagnetic factors

open access: yesScientific Reports, 2017
Heat-treatments may change the defect and surface organic groups of carbon nanotubes (CNTs), and lead to significant changes in the microwave electromagnetic parameter of CNTs.
Danfeng Zhang   +6 more
doaj   +1 more source

Synergistic effect of polyhedral iron-cobalt alloys and graphite nanosheets with excellent microwave absorption performance

open access: yes, 2020
Fast development of industry and technology has led to electromagnetic harm in the civil and military field, which has been obtained much attention and can be effectively weakened with the help of microwave absorbing materials.
Jun Wang   +11 more
core   +1 more source

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