Concept

Tropospheric scatter

Publications associées (7)

High-power millimeter-waves (mmw) in the electron cyclotron range of frequencies are extensively used in fusion devices. They have become essential for a number of applications ranging from plasma heating and current drive to core confinement preservation. ...

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A severe hail storm in complex topography in Switzerland - Observations and processes

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This paper studies a damaging hail storm that occurred on 6 June 2015 in the complex topography of Switzerland. The storm persisted for several hours and produced large hail resulting in significant damage. Storms of comparable severity occur on average on ...

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A severe hail storm in complex topography in Switzerland-Observations and processes

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Learning Tomography Assessed Using Mie Theory

Michaël Unser, Demetri Psaltis, Joowon Lim

In optical diffraction tomography, the multiply scattered field is a nonlinear function of the refractive index (RI) of the object. The Rytov method relies on a single-scattering propagation model and is commonly used to reconstruct images. Recently, a rec ...

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Omnidirectional spin-wave nanograting coupler

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Magnonics as an emerging nanotechnology offers functionalities beyond current semiconductor technology. Spin waves used in cellular nonlinear networks are expected to speed up technologically, demanding tasks such as image processing and speech recognition ...

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Performance of Instantaneous Microwave Analysis by Parametric Channelized Receiver Through Time Domain Monitoring

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For many applications, ranging from commercial, surveillance, or defense, it is essential to analyze the frequency components of a captured microwave signal over a wide bandwidth in real time and with high resolution. Various photonic approaches have been ...

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Application of the chemical mechanism adaptation programme CHEMATA for the design of chemical mechanisms

Hubert van den Bergh, Alain Clappier, Olivier Couach, Martin Junier, Yves-Alain F. Roulet

Chem. mechanisms are used in 3D air quality models as well as for modeling lab. expts. Depending on the application the required detailedness of the mechanism differs. The mechanism generation program CHEMATA (Chem. Mechanism Adaptation to Tropospheric App ...

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