Results 71 to 80 of about 3,152 (175)

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

Neural Network–Assisted Metasurface Retroreflector With Wide‐Angle Adaptivity

open access: yesElectron, Volume 4, Issue 2, May 2026.
This work proposes a wide‐angle, multi‐polarization, self‐sensing, and self‐adaptive intelligent metasurface retroreflector, with a planar profile and ultrathin thickness. By integrating a pre‐trained artificial neural network (ANN), the metasurface retroreflector can recognize the incident angle and promptly adapt to changes in the incoming wave.
Jing Ning   +7 more
wiley   +1 more source

Effects of long-term 2.65 GHz radiofrequency radiation on inflammatory response and intestinal microbiota in mice

open access: yes陆军军医大学学报
Objective‍ ‍To investigate the effects of long-term radiofrequency (RF) radiation at 2.65 GHz on behavior, inflammatory response, and intestinal microecology in mice in order to provide a basis for the safety assessment of long-term RF exposure. Methods‍ 
LI Keqin   +3 more
doaj   +1 more source

On the analogy between vehicle and vehicle-like cavities with reverberation chambers [PDF]

open access: yes, 2014
Deploying wireless systems in vehicles is an area of current interest. Often, it is implicitly assumed that the electromagnetic environment in vehicle cavities is analogous to that in reverberation chambers, it is therefore important to assess to what ...
Herbert, S   +3 more
core   +2 more sources

MELEGROS: Monolithic Elephant‐Inspired Gripper with Optical Sensors

open access: yesAdvanced Science, Volume 13, Issue 22, 17 April 2026.
MELEGROS is a monolithic, elephant‐inspired soft gripper integrating 3D‐printed optical sensors within a pneumatically actuated lattice. Simulation‐guided design decouples tactile and proprioceptive sensing. Characterized through grasping tests, MELEGROS can reach, scoop, and grasp, showcasing a paradigm where fully embedded sensing and continuous ...
Petr Trunin   +4 more
wiley   +1 more source

LTE MIMO throughput measurement method for characterization of multi-antenna terminal performance [PDF]

open access: yes, 2011
This paper presents experiences and results from LTE MIMO throughput measurements of a USB dongle in a reverberation test system. The measurements are performed with the dongle itself and also when it is connected to external diversity antennas with high
Lötbäck Patané, Christian   +1 more
core   +1 more source

Transmission of Radio‐Frequency Waves and Nuclear Magnetic Resonance in Lanthanum Superhydrides

open access: yesAdvanced Science, Volume 13, Issue 23, 23 April 2026.
1H NMR and radio‐frequency transmission measurements of lanthanum superhydrides at 165 GPa reveals a transition at 260–280 K by a strong suppression of the signal intensity, significant changes in NMR spectra, including a dramatic decrease of the relaxation rate 1/T1T, and pronounced shielding effect, which may have a superconducting nature.
Dmitrii V. Semenok   +8 more
wiley   +1 more source

B-Scan in a Reverberation Chamber [PDF]

open access: yes, 2016
In this paper, the B-scan technique is applied to a reverberation chamber (RC) for the first time to characterize the time-domain behavior of the chamber. Based on B-scan measurement results, three things are studied in this paper.
Huang, Y   +5 more
core   +1 more source

Investigations on electromagnetic noises and interactions in electronic architectures : a tutorial case on a mobile system [PDF]

open access: yes, 2012
Electromagnetic interactions become critic in embedded and smart electronic structures. The increase of electronic performances confined in a finite volume or support for mobile applications defines new electromagnetic environment and compatibility ...
Diénot, Jean-Marc
core   +1 more source

Short-Pulsed Wavepacket Propagation in Ray-Chaotic Enclosures

open access: yes, 2012
Wave propagation in ray-chaotic scenarios, characterized by exponential sensitivity to ray-launching conditions, is a topic of significant interest, with deep phenomenological implications and important applications, ranging from optical components and ...
Castaldi, Giuseppe   +2 more
core   +1 more source

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