Prof. Gefeson Mendes Pacheco Profile

Prof. Gefeson Mendes Pacheco

at Instituto Tecnológico de Aeronáutica

SPIE Involvement:

Editor | Author

Area of Expertise:

microwave , microwave photonics , photonics , optical fiber sensors , plastic optical fibers , laser ultrasound

Profile Summary

After the Physics Graduation at the Rio de Janeiro State University, he obtained the MSc. in Electronics Engineering and Computer at the Aeronautical Institute of Technology and the Space Science Doctoral degree from the National Space Research Institute in 1994. He has been involved with applied electromagnetism toward microwaves and optoelectronics R&D for antennas, material characterization, optical fibers sensorsand advanced instrumentation for laser ultrasound.

https://orcid.org/0000-0002-6667-0504

Publications (6)

SPIE Journal Paper | 21 November 2019

Study of injection-locking and injection-pulling in injection-locked optoelectronic oscillator under radio frequency signal injection

Abhijit Banerjee, Larissa Aguiar Dantas de Britto, Gefeson Mendes Pacheco

OE, Vol. 58, Issue 11, 116109, (November 2019) https://doi.org/10.1117/12.10.1117/1.OE.58.11.116109

KEYWORDS: Interference (communication), Oscillators, Optoelectronics, Signal attenuation, Signal detection, Optical engineering, Signal generators, Optical fibers, Clocks, Microwave radiation

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Proceedings Article | 11 November 1998 Paper

Acousto-electro-optic interferometer for rf phase control

Gefeson Mendes Pacheco

Proceedings Volume 3581, (1998) https://doi.org/10.1117/12.330476

KEYWORDS: Interferometers, Control systems, Acousto-optics, Electro optics, Beam splitters, Bragg cells, Phase interferometry, Electrooptic modulators, Signal attenuation, Phased array optics

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Proceedings Article | 4 October 1995 Paper

Combined acousto-optic and electro-optic effects and applications

Gefeson Mendes Pacheco

Proceedings Volume 2643, (1995) https://doi.org/10.1117/12.222734

KEYWORDS: Electro optics, Acousto-optics, Refractive index, Spectrometers, Acoustics, Modulators, Signal attenuation, Diffraction, Birefringence, Lithium niobate

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Proceedings Article | 30 September 1994 Paper

Acousto-optic spectrometer for radio astronomy research: problems and solutions

Gefeson Mendes Pacheco, Eugenio Scalise

Proceedings Volume 2266, (1994) https://doi.org/10.1117/12.187589

KEYWORDS: Acousto-optics, Spectroscopy, Acoustics, Turbulence, Signal attenuation, Radio astronomy, Electro optics, Calibration, Temperature metrology, Crystals

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