Results 151 to 160 of about 3,252 (227)

Carbon foam electromagnetic mm-wave absorption in reverberation chamber

open access: closedCarbon, 2018
Abstract The electromagnetic (EM) absorbing cross section (ACS) of carbon foams in the mm-wave frequency range 50–70 GHz is analyzed by means of a reverberation chamber (RC) set-up. Carbon foams are lightweight cellular materials which are believed to provide benefits in EM interference/compatibility (EMI/EMC) issues, due to their significant thermo ...
Roberto Pastore   +6 more
openalex   +3 more sources

Space Carbon-Carbon Thermal Protection System Electromagnetic Characterization in Reverberation Chamber

open access: closedAerotecnica Missili & Spazio, 2016
The thermal protection structure made of ceramic materials like C/C and C/SiC are currently adopted in hypersonic and vehicle reentry system. In particular, C/C is used for its capability of resistance to high temperature range. There are few studies in literature related to the electromagnetic characterization of C/C and C/SiC in microwave ranges ...
Davide Micheli   +4 more
openalex   +2 more sources

Measurement of the SAR Value Distribution in an Electromagnetic Reverberation Chamber

open access: closed2018 2nd URSI Atlantic Radio Science Meeting (AT-RASC), 2018
E2018BioERCfinal. It is quantified by the specific absorption rate (SAR). Differing thermal and non-thermal effects requires suitable tissue samples under well-defined environmental parameters (e.g. temperature and humidity) and an exposure setup providing defined deterministic or probabilistic EM fields. Multiple test setups exist, e.g. open area test
Robert Hollan   +3 more
openalex   +2 more sources

Analysis and Characterization of Electromagnetic Reverberation Chamber with Metamaterial Walls

open access: closed2023 IEEE Third International Conference on Signal, Control and Communication (SCC), 2023
Jeudy Kean   +4 more
openalex   +2 more sources

Reverberating chambers as sources of stochastic electromagnetic fields

IEEE Transactions on Electromagnetic Compatibility, 1996
Reverberating chambers are of recognized relevance in many EMC applications since they allow us to generate a reference electromagnetic statistical field. This paper investigates the electromagnetic field in reverberating chambers. Reverberating chambers are large overmoded cavities wherein a nonstationary electromagnetic field is present.
P. CORONA   +2 more
openaire   +2 more sources

Theoretical analysis of electromagnetic reverberation chamber

2005 IEEE International Symposium on Microwave, Antenna, Propagation and EMC Technologies for Wireless Communications, 2006
There are several disadvantages in the current electromagnetic theory of reverberation chamber analysis. The first disadvantage is that the current theory can only estimate number of electromagnetic modes and statistic uniform field distribution under high order modes circumstance inside a reverberation chamber, not give a systematic electromagnetic ...
null Jianjin Ding   +2 more
openaire   +1 more source

Advanced Electromagnetic Field Uniformity in Reverberation Chamber

Advanced Science and Technology Letters, 2014
This paper presents the field uniformity characteristics in a triangular prism reverberation chamber and a rectangular reverberation chamber that can be substituted for an open area test site or an anechoic chamber to measure electromagnetic interference. To improve size problems of a stirrer that is an essential unit to generate a uniform field in the
Eugene Rhee, Hyunchul Kim, Chunsu Park
openaire   +1 more source

Electromagnetic Reverberation Chambers

2011
Dedicated to a complete presentation on all aspects of reverberation chambers, this book provides the physical principles behind these test systems in a very progressive manner. The detailed panorama of parameters governing the operation of electromagnetic reverberation chambers details various applications such as radiated immunity, emissivity and ...
Besnier, Philippe, Démoulin, Bernard
openaire   +2 more sources

Vibrating Intrinsic Reverberation Chamber for Electromagnetic Compatibility Measurements

IEEE Latin America Transactions, 2013
This paper introduces the basic concepts and implementation of a Vibrating Intrinsic Reverberation Chamber (VIRC). This kind of chambers is used in electromagnetic compatibility testing, and offer some advantages compared to traditional chambers. An introduction, an overview of theoretical principles, a description of the VIRC recently built at the ...
Serra, R., Rodríguez, A. C.
openaire   +2 more sources

Reverberating chamber electromagnetic field in presence of an unstirred component

IEEE Transactions on Electromagnetic Compatibility, 2000
A theoretical model for the electromagnetic field within a reverberating chamber in presence of an unstirred component is presented. Due to the stochastic nature of the electromagnetic field within the chamber, a statistical electromagnetic approach is developed and tested versus measurements.
P. CORONA   +2 more
openaire   +2 more sources

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