Prof. João Lemos Pinto Profile

Prof. João Lemos Pinto

Prof. Catedratico at Univ of Aveiro

SPIE Involvement:

Author

Publications (60)

Proceedings Article | 20 June 2024 Poster + Paper

Decoupling internal safety parameters during Li-ion pouch cell operation by high-birefringent optical fiber sensors

Micael Nascimento, Lucca Matuck, Sylvie Genies, Romain Franchi, Marco Ranieri, Pierre Balfet, Olivier Raccurt, João Pinto

Proceedings Volume 12999, 1299925 (2024) https://doi.org/10.1117/12.3016252

KEYWORDS: Batteries, Sensors, Fiber optics sensors, Safety, Optical fibers, Temperature metrology, Fiber Bragg gratings, Reliability, Optical sensing, Sustainability

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Proceedings Article | 23 May 2023 Paper

Dual parameters discrimination comparison between two types of optical fiber sensors during the operation of a Li-ion battery

Lucca Matuck, João Pinto, Carlos A. Marques, Micael Nascimento

Proceedings Volume 12643, 126431A (2023) https://doi.org/10.1117/12.2678091

KEYWORDS: Sensors, Fiber Bragg gratings, Batteries, Laser induced breakdown spectroscopy, Spectral response, Temperature metrology, Fiber optics sensors, Reflection, Single mode fibers, Optical fibers

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Proceedings Article | 1 April 2020 Presentation + Paper

Adhesive assisted fabrication of chirped POF Bragg grating

Rui Min, Luís Pereira, Tiago Paixão, Getinet Woyessa, Paulo André, Ole Bang, Anselmo Frizera, Paulo Antunes, Joao Pinto, Zhaohui Li, Beatriz Ortega, Carlos Marques

Proceedings Volume 11355, 1135510 (2020) https://doi.org/10.1117/12.2555432

KEYWORDS: Fiber Bragg gratings, Refractive index, Bragg gratings, Polymer optical fibers, Adhesives, Sensors, Ultraviolet radiation

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Proceedings Article | 3 October 2019 Paper

Simultaneous measurement of refractive index and temperature using a double antiresonant hollow core fiber

Marta Ferreira, Jörg Bierlich, Jens Kobelke, João Pinto, Katrin Wondraczek

Proceedings Volume 11207, 112071W (2019) https://doi.org/10.1117/12.2527473

KEYWORDS: Refractive index, Sensors, Temperature metrology, Liquids, Water, Silica, Single mode fibers, Structured optical fibers, Cladding

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Proceedings Article | 11 April 2019 Paper

Humidity sensor based on optical fiber coated with agarose gel

Susana Novais, Marta Ferreira, João Pinto

Proceedings Volume 11028, 110281K (2019) https://doi.org/10.1117/12.2520572

KEYWORDS: Sensors, Humidity, Optical fibers, Fiber optics sensors, Single mode fibers, Coating, Structural sensing

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Proceedings Article | 4 March 2019 Presentation + Paper

Hybrid sensor based on microstructured hollow-core fiber for simultaneous measurement of strain and temperature

M. Ferreira, J. Bierlich, J. Kobelke, J. Pinto, K. Schuster, K. Wondraczek

Proceedings Volume 10925, 109250Z (2019) https://doi.org/10.1117/12.2508288

KEYWORDS: Sensors, Fabry–Perot interferometers, Temperature metrology, Interferometers, Michelson interferometers, Single mode fibers, Refractive index, Fabry–Perot interferometry, Silica

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Proceedings Article | 17 May 2018 Paper

Arterial pulses assessed with FBG based films: a smart skin approach

C. Leitão, M. Fátima Domingues, S. Novais, C. Tavares, J. Pinto, C. Marques, P. Antunes

Proceedings Volume 10685, 106852S (2018) https://doi.org/10.1117/12.2307458

KEYWORDS: Fiber Bragg gratings, Arteries, Optical fibers, Sensors

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Proceedings Article | 9 May 2018 Presentation + Paper

Fabry-Perot cavity based on air bubble in multimode fiber for sensing applications

S. Novais, M. Ferreira, J. Pinto

Proceedings Volume 10680, 106801C (2018) https://doi.org/10.1117/12.2307609

KEYWORDS: Sensors, Multimode fibers, Fabry–Perot interferometers, Fiber optics sensors, Fusion splicing, Single mode fibers, Microscopes, Temperature metrology, Head, Refractive index

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Proceedings Article | 22 August 2017 Paper

Impact of different environmental conditions on lithium-ion batteries performance through the thermal monitoring with fiber sensors

Micael Nascimento, Marta Ferreira, João Pinto

Proceedings Volume 10453, 104532S (2017) https://doi.org/10.1117/12.2276331

KEYWORDS: Lithium, Fiber optics sensors, Signal processing, Environmental monitoring, Environmental sensing, Optical fibers, Optical sensing, Thermal sensing, Optical networks, Data acquisition

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Proceedings Article | 22 August 2017 Paper

Fabry-Perot cavity based on air bubble for high sensitivity lateral load and strain measurements

Susana Novais, Marta Ferreira, João Pinto

Proceedings Volume 10453, 104532V (2017) https://doi.org/10.1117/12.2276342

KEYWORDS: Fabry–Perot interferometers, Optical microcavities, Sensors, Fabry–Perot interferometry, Single mode fibers, Multimode fibers, Sensor performance, Fabrication

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Proceedings Article | 16 May 2017 Paper

Acoustic waves in tilted fiber Bragg gratings for sensing applications

Carlos A. Marques, Nélia Alberto, Fátima Domingues, Cátia Leitão, Paulo Antunes, João Pinto, Paulo André

Proceedings Volume 10231, 1023116 (2017) https://doi.org/10.1117/12.2264230

KEYWORDS: Acoustics, Fiber Bragg gratings, Acousto-optics, Optical sensing, Optical sensors, Cladding, Fiber optics sensors, Sensor technology, Silica, Polymer optical fibers, Ferroelectric materials, Phase matching, Refractive index, Modulation

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Proceedings Article | 16 May 2017 Paper

Chirped polymer optical fiber Bragg grating sensors

Carlos Marques, L. Pereira, P. Antunes, P. Mergo, D. Webb, J. Pinto, P. André

Proceedings Volume 10232, 102320N (2017) https://doi.org/10.1117/12.2264902

KEYWORDS: Polymer optical fibers, Fiber Bragg gratings, Sensors, Phase only filters, Polymethylmethacrylate, Polymers, Optical fibers, Ultraviolet radiation, Excimer lasers, Silica, Structural health monitoring

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Proceedings Article | 28 September 2015 Paper

Lithium batteries temperature and strain fiber monitoring

Micael Nascimento, Susana Novais, Cátia Leitão, M. Fátima Domingues, Nélia Alberto, Paulo Antunes, João Pinto

Proceedings Volume 9634, 96347V (2015) https://doi.org/10.1117/12.2195218

KEYWORDS: Lithium, Sensors, Fiber Bragg gratings, Temperature metrology, Safety, Data acquisition, Fiber optics sensors, Multiplexing, Ions, Calibration

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Proceedings Article | 28 September 2015 Paper

Central arterial pressure assessment with intensity POF sensor

Cátia Leitão, Steve Gonçalves, Paulo Antunes, José Bastos, João Pinto, Paulo André

Proceedings Volume 9634, 963424 (2015) https://doi.org/10.1117/12.2195032

KEYWORDS: Sensors, Phase only filters, Surface plasmons, Calibration, Fiber optics sensors, Modulation, Blood pressure, Fiber optics, Sensor performance, Optical fibers

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Proceedings Article | 22 August 2014 Paper

Plastic optical fibre sensor for Madeira wine monitoring

C. Novo, L. Bilro, N. Alberto, P. Antunes, R. Nogueira, J. Pinto

Proceedings Volume 9286, 92862Q (2014) https://doi.org/10.1117/12.2060322

KEYWORDS: Glucose, Sensors, Refractive index, Optical fibers, Infrared radiation, Phase only filters, Infrared sensors, Bioalcohols, Ions, Head

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Proceedings Article | 22 August 2014 Paper

Optical fiber sensors in arterial pulse waveform acquisition

Cátia Leitão, Paulo Antunes, José Bastos, João Pinto, Paulo André

Proceedings Volume 9286, 92864O (2014) https://doi.org/10.1117/12.2063375

KEYWORDS: Sensors, Fiber Bragg gratings, Fiber optics sensors, Arteries, Phase only filters, Optical fibers, Polymer optical fibers, Neodymium, Fiber optics, Signal detection

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Proceedings Article | 18 November 2013 Paper

Optical fibre monitoring of Madeira wine estufagem process

C. Novo, L. Bilro, R. Ferreira, N. Alberto, P. Antunes, R. Nogueira, J. Pinto

Proceedings Volume 8785, 8785EX (2013) https://doi.org/10.1117/12.2025397

KEYWORDS: Sensors, Optical fibers, Phase only filters, Absorbance, Neodymium, Optical sensing, Liquids, Absorption, Infrared radiation, Data acquisition

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Proceedings Article | 20 May 2013 Paper

Plastic optical fibre sensor for quality control in food industry

C. Novo, L. Bilro, R. Ferreira, N. Alberto, P. Antunes, C. Leitão, R. Nogueira, J. Pinto

Proceedings Volume 8794, 879411 (2013) https://doi.org/10.1117/12.2025489

KEYWORDS: Sensors, Refractive index, Optical fibers, Bioalcohols, Water, Liquids, Infrared radiation, Light emitting diodes, Absorption, Control systems

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Proceedings Article | 20 May 2013 Paper

In the trail of a fiber Bragg grating sensor to assess the central arterial pressure wave profile

Cátia Leitão, Paulo Antunes, José Bastos, Paulo André, João Pinto

Proceedings Volume 8794, 87941C (2013) https://doi.org/10.1117/12.2026029

KEYWORDS: Sensors, Fiber Bragg gratings, Head, Optical fibers, Wave propagation, Arteries, Fiber optics sensors, Aluminum, Interfaces, Hemodynamics

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SPIE Journal Paper | 7 January 2013 Open Access

Feasibility studies of Bragg probe for noninvasive carotid pulse waveform assessment

Catia Leitao, Paulo Antunes, Nélia Alberto, Lucia Bilro, Hugo Lima, Paulo André, Rogério Nogueira, Joao Pinto

JBO, Vol. 18, Issue 01, 017006, (January 2013) https://doi.org/10.1117/12.10.1117/1.JBO.18.1.017006

KEYWORDS: Sensors, Arteries, Fiber Bragg gratings, Data acquisition, Optical fibers, Optical spheres, Actuators, Artificial intelligence, Physics, Sensor calibration

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Proceedings Article | 8 May 2012 Paper

Development of a FBG probe for non-invasive carotid pulse waveform assessment

C. Leitão, L Bilro, N. Alberto, P. Antunes, H. Lima, P. André, R. Nogueira, J. Pinto

Proceedings Volume 8427, 84270J (2012) https://doi.org/10.1117/12.923560

KEYWORDS: Sensors, Fiber Bragg gratings, Arteries, Heart, Optical spheres, Beam propagation method, Optical fibers, Physics, Data acquisition, Wave propagation

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Proceedings Article | 26 July 2011 Paper

Simultaneous temperature and refractive index sensor based on a tilted fibre Bragg grating

Nélia Alberto, Carlos Marques, João L. Pinto, Rogério N. Nogueira

Proceedings Volume 8001, 800124 (2011) https://doi.org/10.1117/12.892217

KEYWORDS: Sensors, Temperature metrology, Refractive index, Cladding, Fiber Bragg gratings, Error analysis, Biosensing, Optical components, Environmental sensing, Etching

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Proceedings Article | 26 July 2011 Paper

Side-polished plastic optical fibre as refractive index, cure and viscosity sensor

L. Bilro, N. Alberto, L. Sá, J. Pinto, R. Nogueira

Proceedings Volume 8001, 800142 (2011) https://doi.org/10.1117/12.892099

KEYWORDS: Sensors, Refractive index, Optical fibers, Phase only filters, Liquids, Interfaces, Polishing, Resistance, Cladding, Light emitting diodes

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Proceedings Article | 18 May 2011 Paper

Three parameters simultaneous measurement with a single TFBG

Nélia Alberto, Carlos Marques, Paulo Antunes, João Pinto, Rogério Nogueira

Proceedings Volume 7753, 77537Z (2011) https://doi.org/10.1117/12.885117

KEYWORDS: Sensors, Cladding, Temperature metrology, Refractive index, Fiber Bragg gratings, Environmental monitoring, Environmental sensing, Light wave propagation, Optical resolution, Biomedical optics

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Proceedings Article | 17 May 2011 Paper

Turbidity sensor for determination of concentration, ash presence and particle diameter of sediment suspensions

L. Bilro, S. Prats, J. Pinto, J. Keizer, R. Nogueira

Proceedings Volume 7753, 775356 (2011) https://doi.org/10.1117/12.885112

KEYWORDS: Particles, Sensors, Light scattering, Signal attenuation, Optical fibers, Scattering, Reflectivity, Sensor performance, Receivers, Absorption

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Proceedings Article | 9 September 2010 Paper

Simultaneous strain and refractive index sensor based on a TFBG

Nélia Alberto, Carlos Marques, João Pinto, Rogério Nogueira

Proceedings Volume 7653, 765324 (2010) https://doi.org/10.1117/12.866344

KEYWORDS: Sensors, Refractive index, Cladding, Fiber Bragg gratings, Temperature metrology, Light wave propagation, Fiber optics sensors, Modulation, Optical fibers, Current controlled current source

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Proceedings Article | 9 September 2010 Paper

Regenerated Bragg gratings in high birefringence optical fibers

I. Abe, V. Oliveira, H. Kalinowski, J. Pinto

Proceedings Volume 7653, 76531L (2010) https://doi.org/10.1117/12.866324

KEYWORDS: Fiber Bragg gratings, Optical fibers, Birefringence, Polarization, Cladding, Hydrogen, Reflectivity, Sensors, Temperature metrology, Silica

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Proceedings Article | 9 September 2010 Paper

POF metrology in physics medicine and rehabilitation

Lúcia Bilro, José Oliveira, João Pinto, Rogério Nogueira

Proceedings Volume 7653, 76531T (2010) https://doi.org/10.1117/12.866280

KEYWORDS: Sensors, Gait analysis, Physics, Phase only filters, Medicine, Polishing, Metrology, Optical fibers, Polymer optical fibers, Injuries

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Proceedings Article | 9 September 2010 Paper

Characterization of nanolayer LPG refractometer according surrounding refractive index

E. Simões, I. Abe, J. Oliveira, J. L. Pinto, P. Caldas, O. Frazão

Proceedings Volume 7653, 76531S (2010) https://doi.org/10.1117/12.866276

KEYWORDS: Refractive index, Cladding, Optical fibers, Sensors, Organic materials, Fiber coatings, Signal attenuation, Head, Fiber optics sensors, Phase matching

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Proceedings Article | 5 October 2009 Paper

Temperature and strain discrimination using a single fibre Bragg grating written in a tapered optical fibre

H. Lima, P. Antunes, R. Nogueira, J. Lemos Pinto

Proceedings Volume 7503, 75032Z (2009) https://doi.org/10.1117/12.835132

KEYWORDS: Fiber Bragg gratings, Sensors, Head, Temperature metrology, Optical fibers, Tapered optical fibers, Error analysis, Modulation, Fiber optics sensors, Multiplexing

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Proceedings Article | 5 October 2009 Paper

Technical textiles with embedded fibre Bragg grating sensors

L. Bilro, H. Cunha, J. Pinto, R. Nogueira

Proceedings Volume 7503, 75035T (2009) https://doi.org/10.1117/12.835388

KEYWORDS: Fiber Bragg gratings, Sensors, Fiber optics sensors, Foam, Optical fibers, Head, Temperature metrology, Nanostructures, Nanofabrication, Physics

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Proceedings Article | 11 July 2009 Paper

Dual scale structural health monitoring system combining FBG sensors and laser scanning

Hugo Lima, M. Fátima Domingues, Rogério Nogueira, Paulo André, João Pinto

Proceedings Volume 7391, 73910O (2009) https://doi.org/10.1117/12.827712

KEYWORDS: Sensors, Fiber Bragg gratings, Structural health monitoring, Laser range finders, Data acquisition, Earthquakes, Buildings, Temperature metrology, Phase shifts, Mirrors

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Proceedings Article | 2 July 2007 Paper

Structural health monitoring of the church of Santa Casa da Misericórdia of Aveiro using FBG sensors

H. Lima, R. Vicente, R. Nogueira, I. Abe, P. André, C. Fernandes, H. Rodrigues, H. Varum, H. Kalinowski, A. Costa, J. Pinto

Proceedings Volume 6619, 661941 (2007) https://doi.org/10.1117/12.738835

KEYWORDS: Sensors, Fiber Bragg gratings, Temperature sensors, Structural health monitoring, Telecommunications, Epoxies, Temperature metrology, Multiplexing, Optical fibers, Sensor networks

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Proceedings Article | 16 May 2007 Paper

Continuous monitoring of setting and hardening of mortar using FBG sensors

H. Lima, R. Ribeiro, R. Nogueira, L. Silva, I. Abe, J. Pinto

Proceedings Volume 6585, 65850D (2007) https://doi.org/10.1117/12.722483

KEYWORDS: Sensors, Fiber Bragg gratings, Cements, Fiber optics sensors, Temperature metrology, Optical spheres, Optical sensing, Refractive index, Optical fibers, Spectrum analysis

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Proceedings Article | 9 June 2006 Paper

Computer generated binary Fourier holograms

Pedro Pombo, Ângelo Arrifano, João Pinto

Proceedings Volume 6252, 62521N (2006) https://doi.org/10.1117/12.677166

KEYWORDS: Holograms, Fourier transforms, Binary data, Software development, Holography, Computer generated holography, Printing, Digital holography, Visualization, Computer simulations

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Proceedings Article | 3 June 2005 Paper

Abnormal growth mechanism of fiber Bragg gratings in high-Germanium-doped fibers

M. Lima, R. Nogueira, J. Silva, A. Teixeira, P. Andre, J. da Rocha, H. Kalinowski, J. Pinto

Proceedings Volume 5825, (2005) https://doi.org/10.1117/12.604817

KEYWORDS: Fiber Bragg gratings, Optical communications, Reflectivity, Ultraviolet radiation, Optical sensing, Temperature metrology, Thermal sensing, Optical filters, Sensors, Modulation

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Proceedings Article | 23 May 2005 Paper

Fibre Bragg grating sensing and finite element analysis of the biomechanics of the mandible

J. Silva, A. Ramos, L. Carvalho, R. Nogueira, A. Ballu, M. Mesnard, J. Pinto, Hypolito Kalinowski, J. Simoes

Proceedings Volume 5855, (2005) https://doi.org/10.1117/12.623451

KEYWORDS: Sensors, Fiber Bragg gratings, Finite element methods, Teeth, Bone, Kinematics, Calibration, Numerical simulations, Optical fibers, Biosensing

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Proceedings Article | 9 June 2004 Paper

FBG applied in dynamic analysis of an implanted cadaveric mandible

Jean Silva, Lidia Carvalho, Rogerio Nogueira, Jose Simoes, Joao Pinto, Hypolito Kalinowski

Proceedings Volume 5502, (2004) https://doi.org/10.1117/12.566608

KEYWORDS: Fiber Bragg gratings, Sensors, Signal detection, Bone, Optical filters, Fiber optics sensors, Optical fibers, Photoelasticity, Speckle, Temperature metrology

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Proceedings Article | 8 July 2003 Paper

Precise characterization of fiber Bragg gratings for photonic communications systems

Rogerio Nogueira, Ilda Abe, Hypolito Kalinowski, Jose da Rocha, Joao Pinto

Proceedings Volume 5036, (2003) https://doi.org/10.1117/12.498337

KEYWORDS: Fiber Bragg gratings, Telecommunications, Optical spheres, Refractive index, Optical resonators, Spatial resolution, Optical communications, Systems modeling, Optical components, Multiplexers

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Proceedings Article | 8 July 2003 Paper

Analysis of Bragg grating written in high-birefringence fiber optics

Ilda Abe, Rogerio Nogueira, Barbara Diesel, Andre Ehlke, Juliane Tosin, Paulo Andre, Joao Pinto, Hypolito Kalinowski

Proceedings Volume 5036, (2003) https://doi.org/10.1117/12.498375

KEYWORDS: Fiber Bragg gratings, Fiber optics, Birefringence, Polarization, Sensors, Finite element methods, Cladding, Reflection, Glasses, Optical fibers

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Proceedings Article | 8 July 2003 Paper

Measurement of Raman gain coefficient in standard single-mode optical fibers for DWDM photonic simulation purposes

Paulo Andre, Hypolito Kalinowski, Luiz Borghesi, Joao Pinto

Proceedings Volume 5036, (2003) https://doi.org/10.1117/12.498540

KEYWORDS: Raman spectroscopy, Optical fibers, Raman scattering, Dense wavelength division multiplexing, Polarization, Optical testing, Silica, Wave propagation, Terahertz radiation, Computer simulations

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SPIE Journal Paper | 1 June 2003

Contrast of polychromatic speckle patterns and its dependence to surface heights distribution

Carlos Rodrigues, Joao Pinto

OE, Vol. 42, Issue 06, (June 2003) https://doi.org/10.1117/12.10.1117/1.1571827

KEYWORDS: Speckle pattern, Speckle, Surface roughness, Profilometers, Optical engineering, Light scattering, Surface finishing, Coherence (optics), Scattering, Physics

Proceedings Article | 3 June 2002 Paper

Holography for science and art students

Pedro Pombo, Rosa Oliveira, Joao Pinto

Proceedings Volume 4659, (2002) https://doi.org/10.1117/12.469255

KEYWORDS: Holography, Holograms, Physics, Holographic interferometry, Holography applications, Geometrical optics, Chemical analysis, Reflection, Stereoscopy, Image acquisition

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Proceedings Article | 3 June 2002 Paper

Color control in reflection holograms recorded in Slavich PFG-01 emulsions

Pedro Pombo, Rosa Oliveira, Joao Pinto

Proceedings Volume 4659, (2002) https://doi.org/10.1117/12.469295

KEYWORDS: Diffraction, Holograms, Holography, Energy efficiency, Diffraction gratings, Reflection, Physics, Holography applications, Chemical analysis, Holographic materials

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Proceedings Article | 20 September 2001 Paper

Optimum filtering and FFT-based algorithm for tree ring measurements

Carlos Pereira Rodrigues, Joao Pinto

Proceedings Volume 4552, (2001) https://doi.org/10.1117/12.441509

KEYWORDS: Digital filtering, Image filtering, Algorithm development, Image processing, Linear filtering, Scanners, Physics, Image analysis, Detection and tracking algorithms, Analytical research

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Proceedings Article | 14 August 2001 Paper

Development of Bragg grating sensors at CEFET-PR and University of Aveiro

Jean Cardozo da Silva, Ilda Abe, Jose Fabris, Joao Pinto, Hypolito Kalinowski, Carmen Barbosa

Proceedings Volume 4419, (2001) https://doi.org/10.1117/12.437249

KEYWORDS: Sensors, Fiber Bragg gratings, Calibration, Transducers, Signal detection, Fiber optics, Chest, Biomedical engineering, Temperature metrology, Biomedical optics

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Proceedings Article | 12 July 2001 Paper

Design and development of a virtual library and a SOAP/Z39.50 gateway using Java technologies

Helder Zagalo, Joaquim Martins, Joaquim Pinto

Proceedings Volume 4521, (2001) https://doi.org/10.1117/12.433007

KEYWORDS: Databases, Java, Decision support systems, Internet, Digital libraries, Human-machine interfaces, Standards development, Distributed computing, Data conversion, Computer programming

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Proceedings Article | 29 June 2001 Paper

Development of a 10-Gbit/s optical soliton source

Paulo Andre, Armando Pinto, Joao Pinto, Teresa Almeida, M. Pousa

Proceedings Volume 4430, (2001) https://doi.org/10.1117/12.432869

KEYWORDS: Solitons, Picosecond phenomena, Modulation, Telecommunications, Semiconductor lasers, Optical filters, Photons, Optical solitons, Optical fibers, Clocks

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Proceedings Article | 3 October 2000 Paper

Experimental holography in high school teaching

Pedro Pombo, Rosa Oliveira, Joao Pinto

Proceedings Volume 4149, (2000) https://doi.org/10.1117/12.402482

KEYWORDS: Holography, Holograms, Visualization, Reflection, Beam splitters, Physics, Beam controllers, Helium neon lasers, Sodium, Potassium

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Proceedings Article | 3 October 2000 Paper

Holography in Portugal: recent developments

Rosa Oliveira, Luis Bernardo, Joao Pinto, Isabel Azevedo, Pedro Pombo

Proceedings Volume 4149, (2000) https://doi.org/10.1117/12.402456

KEYWORDS: Holography, Holographic interferometry, Holograms, Scientific research, Stereo holograms, Visualization, Optical signal processing, Medicine, Mechanical engineering, Volume holography

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Proceedings Article | 3 October 2000 Paper

Multicolor holography: a comparative study

Rosa Oliveira, Luis Bernardo, Joao Pinto

Proceedings Volume 4149, (2000) https://doi.org/10.1117/12.402467

KEYWORDS: Holograms, Diffraction, Holography, Silver, Image quality, Glasses, Sodium, 3D image reconstruction, Potassium, Energy efficiency

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Proceedings Article | 3 October 2000 Paper

Holography and art: two ways of being a voyeur

Isabel Azevedo, Joao Dixo, Joao Pinto

Proceedings Volume 4149, (2000) https://doi.org/10.1117/12.402491

KEYWORDS: Holography, Holograms, Visualization, Stars, Environmental sensing, Lead

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Proceedings Article | 6 July 1999 Paper

Optical communication groups at University of Aveiro and Institute of Telecommunications--Aveiro pole

Jose da Rocha, Pedro Tavares, Orlando Frazao, Paulo Monteiro, Paulo Andre, Antonio Teixeira, M. Lima, Armando Pinto, Atilio Gameiro, R. Ribeiro, L. Ribeiro, Antonio Cunha, Joao Pinto, Mario Ferreira, M. Pousa

Proceedings Volume 3572, (1999) https://doi.org/10.1117/12.358435

KEYWORDS: Solitons, Optical filters, Receivers, Clocks, Optical amplifiers, Optical communications, Telecommunications, Modulation, Dispersion, Wavelength division multiplexing

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Proceedings Article | 6 July 1999 Paper

Extraction of laser rate equation parameters

Paulo Andre, Armando Pinto, Joao Pinto, Jose da Rocha

Proceedings Volume 3572, (1999) https://doi.org/10.1117/12.358357

KEYWORDS: Modulation, Optical simulations, Systems modeling, Semiconductor lasers, Telecommunications, Solitons, Optical filters, Picosecond phenomena, Laser damage threshold, Optical testing

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Proceedings Article | 1 February 1998 Paper

Use of color in creative holography

Rosa Oliveira, Luis Bernardo, Joao Pinto, Joaquim Machado

Proceedings Volume 3358, (1998) https://doi.org/10.1117/12.301476

KEYWORDS: Holograms, Holography, Glasses, 3D image processing, Cements, Helium neon lasers, Photography, Laser development, Mirrors, Diffractive optical elements

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Proceedings Article | 1 February 1998 Paper

Holography in Portugal

Rosa Oliveira, Isabel Azevedo, Luis Bernardo, Joao Pinto

Proceedings Volume 3358, (1998) https://doi.org/10.1117/12.301483

KEYWORDS: Holography, Scientific research

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Proceedings Article | 10 April 1997 Paper

Experimental study of color control on reflection holography

Rosa Oliveira, Luis Carretero-Lopez, Roque Madrigal, Maria Garzon, Joao Pinto, Antonio Fimia

Proceedings Volume 3011, (1997) https://doi.org/10.1117/12.271355

KEYWORDS: Holography, Holograms, Diffraction, Silver, Photography, Potassium, Industrial chemicals, Helium neon lasers, Chemical process control, Process control

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Proceedings Article | 2 May 1994 Paper

Lasing characteristics of tunable four-section distributed-Bragg reflector lasers

Mario Ferreira, Jose da Rocha, Joao Pinto

Proceedings Volume 2150, (1994) https://doi.org/10.1117/12.174979

KEYWORDS: Frequency modulation, Fermium, Modulation, Tunable lasers, Reflectors, Refractive index, Waveguides, Absorption, Wavelength tuning, Laser resonators

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Proceedings Article | 1 February 1992 Paper

Noise and chirp of tunable multisection DBR lasers

Mario Ferreira, Jose Rocha, Joao Pinto

Proceedings Volume 1580, (1992) https://doi.org/10.1117/12.135384

KEYWORDS: Tunable lasers, Modulation, Fiber optic components, Semiconductor lasers, Reflectivity, Coherent optics, Semiconductors, Laser sources, Telecommunications, Refractive index

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Proceedings Article | 1 January 1991 Paper

Spectral and modulation characteristics of tunable multielectrode DBR lasers

Mario Ferreira, Jose daRocha, Joao Pinto

Proceedings Volume 1372, (1991) https://doi.org/10.1117/12.24905

KEYWORDS: Modulation, Tunable lasers, Fermium, Frequency modulation, Electrodes, Performance modeling, Distortion

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