Simple asymptotic forms for Sommerfeld and Brillouin precursors
B Macke, B Ségard - Physical Review A—Atomic, Molecular, and Optical …, 2012 - APS
This article mainly deals with the propagation of step-modulated light pulses in a dense
Lorentz medium at distances such that the medium is opaque in a broad spectral region …
Lorentz medium at distances such that the medium is opaque in a broad spectral region …
System and method for identifying materials using a THz spectral fingerprint in a media with high water content
PK Brady - US Patent 9,658,155, 2017 - Google Patents
A material detector includes a pulse generator to generate pulses to excite molecules in the
material and a detector to detect a signal generated from excited molecules in the terahertz …
material and a detector to detect a signal generated from excited molecules in the terahertz …
Optimal pulse penetration in Lorentz-model dielectrics using the Sommerfeld and Brillouin precursors
KE Oughstun - Optics Express, 2015 - opg.optica.org
Under proper initial conditions, the interrelated effects of phase and attenuation dispersion
in ultrawideband pulse propagation modify the input pulse into precursor fields. Because of …
in ultrawideband pulse propagation modify the input pulse into precursor fields. Because of …
Waveform design for synthetic-aperture radar imaging through dispersive media
In this paper we analyze the problem of optimal waveform design for synthetic-aperture
radar (SAR) imaging through a dispersive medium. We use a scalar model for wave …
radar (SAR) imaging through a dispersive medium. We use a scalar model for wave …
Optical precursors with finite rise and fall time
We report results of both theoretical and experimental studies of optical precursors
generated from a square-modulated probe laser pulse having a finite rise and fall time and …
generated from a square-modulated probe laser pulse having a finite rise and fall time and …
Brillouin precursors from magnon and optical phonon polaritons from a random-walk media
The dispersion of a broadband electromagnetic pulse in a dielectric was theorized by
Sommerfeld and Brillouin to separate into parts, with two groups of frequencies traveling …
Sommerfeld and Brillouin to separate into parts, with two groups of frequencies traveling …
Fractional precursors in random media
When a broadband pulse penetrates into a dissipative and dispersive medium, phase
dispersion and frequency-dependent attenuation alter the pulse in a way that results in the …
dispersion and frequency-dependent attenuation alter the pulse in a way that results in the …
System and method for identifying materials using a THz spectral fingerprint in a media with high water content
PK Brady - US Patent 10,753,867, 2020 - Google Patents
A material detector includes a pulse generator to generate pulses to excite molecules in the
material and a detector to detect a signal generated from excited molecules in the terahertz …
material and a detector to detect a signal generated from excited molecules in the terahertz …
[图书][B] Optical Precursors: From Classical Waves to Single Photons
The study of precursor could be traced back to 100 years ago, the time when Sommerfeld
and Brillouin attempted to explore the propagation speed of a finite pulse. Precursors …
and Brillouin attempted to explore the propagation speed of a finite pulse. Precursors …
Precursors for waves in random media
We consider scattering of a pulse propagating through a three-dimensional random media
and study the shape of the pulse in the parabolic approximation. We show that, similarly to …
and study the shape of the pulse in the parabolic approximation. We show that, similarly to …