Articles with "resonance" as a keyword



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Nonlinear Landau resonance with localized wave pulses

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Published in 2017 at "Journal of Geophysical Research"

DOI: 10.1002/2017ja024081

Abstract: Wave-particle resonant interaction is responsible for many important space plasma processes and can be formally described theoretically for two main regimes: particle scattering (quasilinear diffusion) by low-intensity waves and particle trapping/phase bunching by sufficiently intense… read more here.

Keywords: resonance localized; landau resonance; plasma; mechanism ... See more keywords
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Highly Efficient Cellular Acoustic Absorber of Graphene Ultrathin Drums

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Published in 2022 at "Advanced Materials"

DOI: 10.1002/adma.202103740

Abstract: Atomically thin 2D graphene sheets exhibit unparalleled in‐plane stiffness and large out‐of‐plane elasticity, thereby providing strong mechanical resonance for nanomechanical devices. The exceptional resonance behavior of ultrathin graphene, which promises the fabrication of superior acoustic… read more here.

Keywords: graphene; highly efficient; acoustic absorber; ultrathin graphene ... See more keywords
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Gd (III) DOTA‐Functionalized Phthalocyanine Nanodots for Magnetic Resonance Imaging and Photothermal/Photodynamic Therapy

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Published in 2020 at "Advanced Materials Interfaces"

DOI: 10.1002/admi.202000713

Abstract: The development of organic nanoagents that integrate diagnosis and therapy has gained considerable attention over the last decades. Here, phthalocyanine‐based nanodots (ZnPc‐NDs) are developed through a facile hydrothermal method. The self‐aggregation of molecules in nanostructures… read more here.

Keywords: resonance imaging; therapy; magnetic resonance; resonance ... See more keywords
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Large Optical Modulation of Dielectric Huygens’ Metasurface Absorber

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Published in 2023 at "Advanced Optical Materials"

DOI: 10.1002/adom.202300102

Abstract: High‐index nanostructures are found to exhibit large nonlinearity of spectral responses under photoexcitation, which is applicable to all‐optical modulation. The nonlinearity stems from Mie‐type resonance shift due to photoinduced variation of refractive index. Here, amorphous… read more here.

Keywords: optical modulation; modulation; huygens metasurface; metasurface absorber ... See more keywords
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Photocatalytic Oxidation in Few‐Layer Tellurene for Loss‐Invariant Integrated Photonic Resonance Trimming

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Published in 2023 at "Advanced Optical Materials"

DOI: 10.1002/adom.202300192

Abstract: Two-dimensional materials with unique physicochemical properties promote photocatalytic activities. As the 2D material composites research studies the statistical average of complex catalytic behaviors, an integrated photonic platform allows clean and single flake level photo-catalytic investigations… read more here.

Keywords: oxidation; oxidation layer; photocatalytic oxidation; integrated photonic ... See more keywords
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Autonomous Resonance‐Tuning Mechanism for Environmental Adaptive Energy Harvesting

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Published in 2022 at "Advanced Science"

DOI: 10.1002/advs.202205179

Abstract: An innovative autonomous resonance‐tuning (ART) energy harvester is reported that utilizes adaptive clamping systems driven by intrinsic mechanical mechanisms without outsourcing additional energy. The adaptive clamping system modulates the natural frequency of the harvester's main… read more here.

Keywords: resonance tuning; autonomous resonance; energy; art ... See more keywords
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Onset of Lasing in Small Devices: The Identification of the First Threshold through Autocorrelation Resonance

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Published in 2018 at "Annalen der Physik"

DOI: 10.1002/andp.201800086

Abstract: We present a simple and flexible technique for identifying the onset of coherent emission in lasers, from the mesoscale to the nanoscale, which makes use of photon counting and a small amplitude modulation added to… read more here.

Keywords: onset lasing; resonance; lasing small; autocorrelation ... See more keywords
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Tumor Remnant After Silicone Implant En Bloc Capsulectomy: The Magnetic Resonance Role.

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Published in 2022 at "Clinical anatomy"

DOI: 10.1002/ca.23891

Abstract: Recently, there has been an increase in surgeries to treat silicones implant complications. These procedures are generally related to diseased fibrous capsules, with capsular contracture the most common clinical manifestation. However, patients often do not… read more here.

Keywords: tumor remnant; role; magnetic resonance; resonance ... See more keywords
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Reply to Evaluation of magnetic resonance imaging and targeted biopsy: The difficulty of finding the right reference standard

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Published in 2018 at "Cancer"

DOI: 10.1002/cncr.31203

Abstract: 1. Truong M, Wang B, Gordetsky JB, et al. Multi-institutional nomogram predicting benign prostate pathology on magnetic resonance/ultrasound fusion biopsy in men with a prior negative 12-core systematic biopsy. Cancer. 2017. doi: 10.1002/cncr.31051 [epub ahead… read more here.

Keywords: prostate; resonance imaging; resonance; magnetic resonance ... See more keywords
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Linear array arrangement using composite right‐/left‐handed transmission lines for magnetic resonance imaging

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Published in 2020 at "International Journal of Imaging Systems and Technology"

DOI: 10.1002/ima.22349

Abstract: Array coils for magnetic resonance imaging have been used to improve field uniformity, improve signal‐to‐noise ratios, and increase imaging speed. Alternative radio frequency (RF) coils that use metamaterials, such as loop or microstrip coils, have… read more here.

Keywords: composite right; array; resonance imaging; resonance ... See more keywords
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Comment on “Superposition of Waves or Densities: Which Is the Nature of Chemical Resonance?” [J. Comput. Chem. 2021, 42, 412–417]

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Published in 2021 at "Journal of Computational Chemistry"

DOI: 10.1002/jcc.26696

Abstract: We reply to specific criticisms and misrepresentations of natural resonance theory (NRT) in a recent article [Y. Wang, J. Comput. Chem. 2021, 42, 412-417] and argue that it presents a false dichotomy with respect to… read more here.

Keywords: 412 417; comput chem; resonance; 2021 412 ... See more keywords