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Garrett Mathesen, Charlotte Wehner, Julian Merrick, Bradley Shirley, Ronald Agustsson, Robert Berry, Amirari Diego and Emilio Nanni
Additive manufacturing is a versatile technique that shows promise in providing quick and dynamic manufacturing for complex engineering problems. Research has been ongoing into the use of additive manufacturing for potential applications in radiofrequenc...
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Lucia Giuliano, Fabio Bosco, Martina Carillo, Giuseppe Felici, Luca Ficcadenti, Andrea Mostacci, Mauro Migliorati, Luigi Palumbo, Bruno Spataro and Luigi Faillace
In this paper, we illustrate the RF design and measurements of a C-band prototype structure for an Ultra High Dose Rate medical linac. (1) Background: FLASH Radiotherapy (RT) is a revolutionary new technique for cancer cure. It releases ultra-high radiat...
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José Roberto Ávila-Carrasco,Graciela S. Herrera,Hugo Enrique Júnez-Ferrerira,Arturo Valdés-Manzanilla
Pág. 171 - 187
Weather radar calibration is a topic of great current interest because it is useful for various hydrological applications. Several methods have been developed for adjusting the relation between reflectivity data Z and rainfall intensity R (Z/R) because d...
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Dayal Wijayarathne, Paulin Coulibaly, Sudesh Boodoo and David Sills
Demand for radar Quantitative Precipitation Estimates (QPEs) as precipitation forcing to hydrological models in operational flood forecasting has increased in the recent past. It is practically impossible to get error-free QPEs due to the intrinsic limit...
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Vitalii Kirillov, Irina Munina and Pavel Turalchuk
The paper presents a reconfigurable linear polarized transmitarray unit cell design with 1-bit phase quantization for C-band applications. The unit-cell structure consists of two square ring patches of reduced size, which are connected using a coupling e...
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Nicolas Baghdadi, Mohammad El Hajj, Mohammad Choker, Mehrez Zribi, Hassan Bazzi, Emmanuelle Vaudour, Jean-Marc Gilliot and Dav M. Ebengo
The purpose of this study is to analyze the potential of Sentinel-1 C-band SAR data in VV polarization for estimating the surface roughness (Hrms) over bare agricultural soils. An inversion technique based on Multi-Layer Perceptron neural networks is use...
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Nicolas Baghdadi, Mohammad El Hajj, Mohammad Choker, Mehrez Zribi, Hassan Bazzi, Emmanuelle Vaudour, Jean-Marc Gilliot and Dav M. Ebengo
The purpose of this study is to analyze the potential of Sentinel-1 C-band SAR data in VV polarization for estimating the surface roughness (Hrms) over bare agricultural soils. An inversion technique based on Multi-Layer Perceptron neural networks is use...
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M. PARASCHIVESCU,S. STEFAN,M. BOGDAN
The aim of this paper is to determine the real-time forecast and warning critera for hail events, using height of maximum reflectivity (Hmax), vertically integrated liquid water (VIL), hail occurrence probability (HailP) and reflectivity radar products (...
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Roberto Cremonini and Renzo Bechini
Piemonte region, in the north-western Italy, is characterized by complex orography and Mediterranean influence that often causes extreme rainfall event, during the warm season. Although the region is monitored by a dense gauge network (more than one gaug...
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Igor Paz, Bernard Willinger, Auguste Gires, Abdellah Ichiba, Laurent Monier, Christophe Zobrist, Bruno Tisserand, Ioulia Tchiguirinskaia and Daniel Schertzer
This paper presents a comparison between C-band and X-band radar data over an instrumented and regulated catchment of the Paris region. We study the benefits of polarimetry and the respective hydrological impacts with the help of rain gauge and flow meas...
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Igor Paz, Bernard Willinger, Auguste Gires, Abdellah Ichiba, Laurent Monier, Christophe Zobrist, Bruno Tisserand, Ioulia Tchiguirinskaia and Daniel Schertzer
This paper presents a comparison between C-band and X-band radar data over an instrumented and regulated catchment of the Paris region. We study the benefits of polarimetry and the respective hydrological impacts with the help of rain gauge and flow meas...
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Jonathan Menahem and Dror Malka
Optical communication systems based on silicon (Si) multimode interference (MMI) wavelength-division multiplexing (WDM) technology can suffer from back reflection. This undesirable characteristic causes losses and is a key problem that can lead to perfor...
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Frances Wiig, Michael J. Harrower, Alexander Braun, Smiti Nathan, Joseph W. Lehner, Katie M. Simon, Jennie O. Sturm, John Trinder, Ioana A. Dumitru, Scott Hensley and Terence Clark
Subsurface imaging in arid regions is a well-known application of satellite Synthetic Aperture Radar (SAR). Archaeological prospection has often focused on L-band SAR sensors, given the ability of longer wavelengths to penetrate more deeply into sand. In...
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Igor Paz, Bernard Willinger, Auguste Gires, Bianca Alves de Souza, Laurent Monier, Hervé Cardinal, Bruno Tisserand, Ioulia Tchiguirinskaia and Daniel Schertzer
Recent studies have highlighted the need for high resolution rainfall measurements for better modelling of urban and peri-urban catchment responses. In this work, we used a fully-distributed model called ?Multi-Hydro? to study small-scale rainfall variab...
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Oskars Ozolins, Xiaodan Pang, Aleksejs Udalcovs, Richard Schatz, Sandis Spolitis, Vjaceslavs Bobrovs, Gunnar Jacobsen and Sergei Popov
We experimentally evaluate the high-speed on?off keying (OOK) and four-level pulse amplitude modulation (PAM4) transmitter?s performance in C-band for short-reach optical interconnects. We demonstrate up to 100 Gbaud OOK and PAM4 transmission over a 400 ...
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Adriana Lizeth Tovar Blanco, Iván Alberto Lizarazo Salcedo, Nelly Rodríguez Eraso
ResumenDescargasReferenciasCómo citar
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Ju Zeng, Mou Leong Tan, Yi Lin Tew, Fei Zhang, Tao Wang, Narimah Samat, Fredolin Tangang and Zulkifli Yusop
Continuous oil palm distribution maps are essential for effective agricultural planning and management. Due to the significant cloud cover issue in tropical regions, the identification of oil palm from other crops using only optical satellites is difficu...
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Dismas K. Choge, Huai-Xi Chen, Yi-Bin Xu, Lei Guo, Guang-Wei Li and Wan-Guo Liang
We demonstrate a compact blue and orange-two color continuous wave laser source emitting at 487 nm and from 597.4 to 600.3 nm, respectively. The temperature tunable coherent orange radiation is achieved by frequency mixing 974 nm laser diode (LD) and a C...
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Toms Salgals, Janis Alnis, Oskars Ozolins, Alexey V. Andrianov, Elena A. Anashkina, Inga Brice, Roberts Berkis, Xiaodan Pang, Aleksejs Udalcovs, Jurgis Porins, Sandis Spolitis and Vjaceslavs Bobrovs
Kerr optical frequency combs (OFCs) based on silica microsphere whispering gallery mode resonator (WGMR) have various applications where they are used as a light source. For telecommunication purposes, WGMR-based Kerr-OFC comb generators can be physicall...
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Virginia Zamparelli, Francesca De Santi, Andrea Cucco, Stefano Zecchetto, Giacomo De Carolis and Gianfranco Fornaro
Several studies have shown the capabilities of Synthetic Aperture Radar to map sea currents in ocean regions mainly characterized by large flows. We consider the well known method based on the analysis of the Doppler Centroid. The Doppler, as, in general...
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