Tremor source location using time reversal: Selecting the appropriate imaging field

CS Larmat, RA Guyer… - Geophysical Research …, 2009 - Wiley Online Library
Studying triggered Non Volcanic Tremor (NVT) is important because it may help to map the
depth of the locked zones of faults associated with high seismic risk. The success of this …

Measurements of Efficiency Losses in Blend and Bilayer-Type Zinc Phthalocyanine/C60 High-Vacuum-Processed Organic Solar Cells

A Sanchez-Diaz, L Burtone, M Riede… - The Journal of …, 2012 - ACS Publications
Losses of charge carriers, due to the interfacial charge recombination processes, in small
molecule organic solar cells (SMOSCs) have been investigated under operating conditions …

Numerical simulation of ultrasonic time reversal on defects in carbon fibre reinforced polymer

M Lints, A Salupere, S Dos Santos - Wave motion, 2020 - Elsevier
An ultrasonic non-destructive testing method is under development for detecting small scale
damage in carbon fibre reinforced polymer. This method relies on signal processing to …

Open-circuit voltage dependency on hole-extraction layers in planar heterojunction organic solar cells

C Kulshreshtha, JW Choi, J Kim, WS Jeon… - Applied Physics …, 2011 - pubs.aip.org
The open-circuit voltage (V oc) dependency on hole-extraction layers (HELs) with different
energy levels and mobility was investigated in a single stack heterojunction …

Numerical modeling of Mach-stem formation in high-amplitude time-reversal focusing

BD Patchett, BE Anderson, AD Kingsley - The Journal of the Acoustical …, 2023 - pubs.aip.org
In acoustics, time-reversal processing is commonly used to exploit multiple scatterings in
reverberant environments to focus sound to a specific location. Recently, the nonlinear …

[HTML][HTML] Time reversal reconstruction of finite sized sources in elastic media

BE Anderson, M Griffa, TJ Ulrich… - The Journal of the …, 2011 - pubs.aip.org
The ability of the time reversal process to reconstruct sources of finite size relative to a
wavelength is investigated. Specifically the quality of the spatial reconstruction of a finite …

[HTML][HTML] Three-dimensional time reversal communications in elastic media

BE Anderson, TJ Ulrich, PY Le Bas… - The Journal of the …, 2016 - pubs.aip.org
This letter presents a series of vibrational communication experiments, using time reversal,
conducted on a set of cast iron pipes. Time reversal has been used to provide robust …

Crack localization and characterization in solid media using time reversal techniques

BE Anderson, M Griffa, TJ Ulrich, PY Le Bas… - ARMA US Rock …, 2010 - onepetro.org
Time Reversal (TR) is a technique that, among other things, allows one to locate a source of
wave energy at an unknown position. Cracks are sources of nonlinear harmonic-frequency …

[HTML][HTML] A comparison of impulse response modification techniques for time reversal with application to crack detection

SM Young, BE Anderson, ML Willardson… - The Journal of the …, 2019 - pubs.aip.org
Time reversal (TR) focusing used for nonlinear detection of cracks relies on the ability of the
TR process to provide spatially localized, high-amplitude excitation. The high amplitude …

The performance of time reversal in elastic chaotic cavities as a function of volume and geometric shape of the cavity

PE Simpson, BE Anderson - The Journal of the Acoustical Society of …, 2021 - pubs.aip.org
Time reversal is used as an energy-focusing technique in nondestructive evaluation
applications. Here, it is often of interest to evaluate small samples or samples that do not …