Results 71 to 80 of about 13,466 (222)

The Role of Losses in the Definition of the Overmoded Condition for Reverberation Chambers and Their Statistics [PDF]

open access: yes, 2011
International audienceIt is commonly acknowledged that in perfectly stirred reverberation chambers, the energy density of the electric field follows a χ26 law, as long as the overmoded condition applies.
Cozza, Andrea
core   +3 more sources

Fluid Dynamics and Infrared Stealth of Marine IRS Devices: A Review

open access: yesInternational Journal of Mechanical System Dynamics, Volume 5, Issue 2, Page 179-200, June 2025.
ABSTRACT Infrared suppression (IRS) devices for naval ships play a crucial role in reducing the infrared radiation signature of high‐temperature exhaust, thereby enhancing the survivability of ships against infrared‐guided weapons. This paper provides a comprehensive review of recent advancements in the design and optimization of IRS devices.
Yitao Zou   +5 more
wiley   +1 more source

Studying the pulse regime in a reverberation chamber with a model based on image theory [PDF]

open access: yes, 2010
6 pages - WOSInternational audienceIn this article, we propose a time-domain model of a reverberation chamber (RC). This very straightforward model based upon image theory (IT) allows to simulate the behavior of a reverberation chamber in the pulse ...
Amador, Emmanuel   +3 more
core   +3 more sources

Predicting Shielding Effectiveness of Populated Enclosures Using Absorption Cross Section of PCBs [PDF]

open access: yes, 2016
Shielding effectiveness (SE) is an important measure of how well an enclosure reduces the electromagnetic (EM) field incident upon it. Commonly, when the shielding effectiveness of an enclosure is stated it is for the case when the enclosure is empty ...
Bale, Simon J   +8 more
core   +1 more source

Broadband, Wide‐Angle, and Versatile Metasurface Illusions with Inverse Synthetic Aperture Radar Imaging

open access: yesAdvanced Science, Volume 12, Issue 18, May 15, 2025.
“Illusion” is a captivating topic throughout human civilization. This research proposes an advanced multi‐layer metasurface illusion strategy utilizing a technique known as “inverse synthetic aperture radar (ISAR)” imaging, enabling the creation of illusions over broadband and wide‐angle.
Haoran Li   +12 more
wiley   +1 more source

Evaluation of the diffusion equation for modeling reverberant electromagnetic fields [PDF]

open access: yes, 2017
Determination of the distribution of electromagnetic energy inside electrically large enclosed spaces is important in many electromagnetic compatibility applications, such as certification of aircraft and equipment shielding enclosures.
Dawson, John Frederick   +6 more
core   +1 more source

Photocatalytic and Electrochemical Synthesis of Biofuel via Efficient Valorization of Biomass

open access: yesAdvanced Energy Materials, Volume 15, Issue 18, May 13, 2025.
This review highlights biomass and biofuel traits, exploring photocatalysis and electrocatalysis mechanisms and their synergistic technologies in biofuel production. It analyzes environmental and economic impacts of green catalytic processes, assesses current challenges, and outlines future research directions, condensing complex topics into a focused ...
Dalin Sun   +9 more
wiley   +1 more source

Experimental Investigation of the Number of Independent Samples and the Measurement Uncertainty in a Reverberation Chamber [PDF]

open access: yes, 2013
Due to the complicated and time-varying boundary conditions, reverberation chamber (RC) measurements are usually studied using statistical analysis. Hence, it is of importance to know the number of independent samples of the measurements.
Chen, Xiaoming
core   +1 more source

Measurement Method for Evaluating the Probability Distribution of the Quality Factor of Mode-Stirred Reverberation Chambers

open access: yes, 2014
An original experimental method for determining the empirical probability distribution function (PDF) of the quality factor (Q) of a mode-stirred reverberation chamber is presented.
Andries, Mihai I.   +3 more
core   +2 more sources

Measurement Uncertainty of Antenna Efficiency in a Reverberation Chamber [PDF]

open access: yes, 2013
Reverberation chambers have been used for measuring antenna efficiencies. In this letter, the measurement uncertainty of the efficiency measurement is analyzed and a simple uncertainty model is given.
Chen, Xiaoming
core   +1 more source

Home - About - Disclaimer - Privacy