Results 101 to 110 of about 870,217 (377)

Microwave heating of flowing slurry [PDF]

open access: yes, 1995
Mathematical models are constructed to investigate the use of microwaves to dissolve chemical crystals in a flowing solvent. The slurry is considered to be a Newtonian fluid in which the solvent is heated by microwaves.
Barton, N., Stokes, N.
core  

Efficient Structure Resonance Energy Transfer from Microwaves to Confined Acoustic Vibrations in Viruses

open access: yesScientific Reports, 2015
Virus is known to resonate in the confined-acoustic dipolar mode with microwave of the same frequency. However this effect was not considered in previous virus-microwave interaction studies and microwave-based virus epidemic prevention. Here we show that
Szu-Chi Yang   +9 more
semanticscholar   +1 more source

Making Photoresponsive Metal–Organic Frameworks an Effective Class of Heterogeneous Photocatalyst

open access: yesAdvanced Functional Materials, EarlyView.
This review summarizes photoresponsive MOFs for photocatalytic applications, focusing on their capacity to enhance light harvesting, charge transfer, and surface reactions. While existing studies provide foundational insights, emerging characterization techniques enable a deeper understanding of photoresponsive MOFs.
Rui Liu   +3 more
wiley   +1 more source

Analysis of Low-Oversampled Staggered SAR Data

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2020
The combination of SCan-On-REceive with continuous variation of the pulse repetition interval during transmission (staggered operation) is a viable option for the acquisition of high-resolution synthetic aperture radar (SAR) data over wide areas.
Muriel Pinheiro   +3 more
doaj   +1 more source

Elucidating Sodium Ion Storage Mechanisms in Hard Carbon Anodes at the Electronic Level

open access: yesAdvanced Functional Materials, EarlyView.
High‐resolution, multi‐frequency continuous wave, and pulsed Electron Paramagnetic Resonance (EPR) spectroscopy uncover the intricate Na ion storage mechanisms in hard carbon. This study reveals the coexistence of Na ion intercalation and solvent co‐intercalation, alongside a subsequent transition of Na ions from ionic to quasi‐metallic to metallic ...
Qingbing Xia   +5 more
wiley   +1 more source

Dynamics of weakly localized waves

open access: yes, 2003
We develop a transport theory to describe the dynamics of (weakly) localized waves in a quasi-1D tube geometry both in reflection and in transmission.
B. A. van Tiggelen   +7 more
core   +3 more sources

Storage and on-demand release of microwaves using superconducting resonators with tunable coupling [PDF]

open access: yes, 2014
We present a system which allows to tune the coupling between a superconducting resonator and a transmission line. This storage resonator is addressed through a second, coupling resonator, which is frequency-tunable and controlled by a magnetic flux ...
M. Pierre   +4 more
semanticscholar   +1 more source

Structured, Shaped, or Printed Single‐Atom Catalysts and Their Applications

open access: yesAdvanced Functional Materials, EarlyView.
This paper reviews the design and use of structured single‐atom catalysts, which integrate porous architectures with the exceptional reactivity of isolated catalytic sites. It explores fabrication strategies, advanced characterization methods, and support materials that enhance thermal stability, mechanical robustness, and operational efficiency of ...
Jiachengjun Luo   +4 more
wiley   +1 more source

Radiometric Comparison within the Sentinel-1 SAR Constellation over a Wide Backscatter Range

open access: yesRemote Sensing, 2020
Radiometric calibration adjusts the measured pixel intensity to a physical property, the radar cross section (RCS). After calibration, this relationship is defined over the entire backscatter range: from low image power (near noise) up to high ...
Kersten Schmidt   +3 more
doaj   +1 more source

Microstrip resonator for microwaves with controllable polarization

open access: yes, 2007
In this work the authors implemented a resonator based upon microstrip cavities that permits the generation of microwaves with arbitrary polarization. Design, simulation, and implementation of the resonators were performed using standard printed circuit ...
A. C. Torrezan   +3 more
core   +1 more source

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