Search Results - "Peuriot, Alejandro"

Simple synchronic detection at audio frequencies through a PC sound card by González, Martín G, Santiago, Guillermo D, Slezak, Verónica B, Peuriot, Alejandro L

“…We present a simple personal computer based, synchronic detection system that emulates a lock-in amplifier at audio frequencies. The inputs of the sound card…”
Get more information

Applications of wavelets in the photoacoustic detection of trace gases with noisy signals by Martín Germán González, Guillermo Daniel Santiago, Verónica Slezak, Alejandro Peuriot

“…This paper shows that the use of filters based on the discrete wavelet transform (DWT) improves the sensitivity of photoacoustic systems for measurement of…”
Get full text

Laser-Based Pulsed Photoacoustic Ammonia Detection by Vallespi, Arturo, Slezak, Verónica, Peuriot, Alejandro, Santiago, Guillermo

“…Detecting ammonia traces is relevant in health, manufacturing, and security areas, among others. As ammonia presents a strong absorption band (the mode) around…”
Get full text

Characterization of second harmonic generation and optical spontaneous parametric down-conversion using periodically poled LiNbO3 (PPLN) crystals by Della Picca, Fabricio, Slezak, Verónica, Peuriot, Alejandro

Get full text

text{ CO}_{2}$$ Laser-Based Pulsed Photoacoustic Ammonia Detection by Vallespi, Arturo, Slezak, Verónica, Peuriot, Alejandro, Santiago, Guillermo

Get full text

Digitally processed, phase-reading fibre gyroscope by Jodor, Gabriel, Santiago, Guillermo, Slezak, Verónica, Peuriot, Alejandro L, Pablo Pardo, Luis de

“…We present a simple digital processing method that provides a significant improvement for the performance of a phase-reading open-loop fibre-optic gyroscope…”
Get full text

Differential, LED-excited, resonant NO2 photoacoustic system by Bernhardt, Rene, Santiago, Guillermo D, Slezak, Veronica B, Peuriot, Alejandro, Gonzalez, Martin G

“…We introduce the application of a differential microphone in an LED-excited photoacoustic system devoted to NO2 measurement. The microphone ports pick up…”
Get full text

Photoacoustic beam profiling of pulsed lasers by González, Martín, Santiago, Guillermo, Slezak, Verónica, Peuriot, Alejandro

“…We introduce a beam profiler of pulsed lasers based on the photoacoustic technique. The method assumes that the initial pressure distribution inside the…”
Get more information

Differential, LED-excited, resonant NO 2 photoacoustic system by Bernhardt, René, Santiago, Guillermo D., Slezak, Verónica B., Peuriot, Alejandro, González, Martín G.

“…We introduce the application of a differential microphone in an LED-excited photoacoustic system devoted to NO 2 measurement. The microphone ports pick up…”
Get full text

Aplicación de wavelets en la detección fotoacústica de gases traza con señales ruidosas by González, Martín Germán, Santiago, Guillermo Daniel, Slezak, Verónica, Peuriot, Alejandro

“…En este trabajo se muestra que la utilización de filtros basados en la transformada wavelet discreta (DWT) mejora la sensibilidad de sistemas fotoacústicos…”
Get full text

Novel optical method for background reduction in resonant photoacoustics by González, Martín, Santiago, Guillermo, Slezak, Verónica, Peuriot, Alejandro

“…We report a new way of reducing the background originated by window absorption in resonant photoacoustics. The technique employs a secondary light source that…”
Get more information

Caracterización de la generación de segunda armónica y conversión espontánea paramétrica descendente óptica a partir de cristales periódicamente polarizados de LiNbO3 (PPLN) by Della Picca, Fabricio, Slezak, Verónica, Peuriot, Alejandro

“…Los fenómenos no lineales de conversión de frecuencias ópticas se pueden clasificar en dos grupos: ascendentes, como el doblado y la suma de frecuencias, y…”
Get full text

Prototipo de oscilador paramétrico óptico con cristal PPLN by Vallespi, Arturo, Slezak, Verónica B, Peuriot, Alejandro L

“…Se diseñó y construyó un oscilador paramétrico óptico (OPO), utilizando un cristal no lineal (CNL) de LiNbO3 dopado con MgO al 5 % (Covesion) de 4 cm de largo…”
Get full text

Photoacoustic detection of NO2 traces with CW and pulsed green lasers by Slezak, Verónica, Santiago, Guillermo, Peuriot, Alejandro L.

Get full text

Photoacoustic detection of NO 2 traces with CW and pulsed green lasers by Slezak, Verónica, Santiago, Guillermo, Peuriot, Alejandro L.

“…Photoacoustic NO 2 traces detection based on continuous and pulsed lasers emitting at 532 nm is presented. Both systems were calibrated with known NO 2-pure…”
Get full text

Photoacoustic detection of NO2 traces with CW and pulsed green lasers: Optical Engineering in Latin America. Part II by SLEZAK, Veronica, SANTIAGO, Guillermo, PEURIOT, Alejandro L

Get full text

ESPECTROSCOPÍA DE ABSORCIÓN Y OPTOACÚSTICA PULSADA DEL NO2-N2 EN 532 nm by Herscovich, Estanislao, Ferreyra, Mariana, Peuriot, Alejandro, Slezak, Verónica, Santiago, Guillermo

Get full text