Dr. Dana Cristea Profile

Dr. Dana Cristea

at IMT Bucharest

SPIE Involvement:

Author

Publications (17)

Proceedings Article | 20 February 2015 Paper

Realization of spiral phase plates by 3D lithography

Roxana Tomescu, Adrian Dinescu, Dana Cristea, Mihai Kusko, Raluca Gavrila, Cristian Kusko

Proceedings Volume 9258, 92581S (2015) https://doi.org/10.1117/12.2072178

KEYWORDS: Spiral phase plates, Electron beam lithography, Diffractive optical elements, Polymethylmethacrylate, Optical vortices, Photomasks, Optical lithography, Scanning electron microscopy, Lithography, Diffraction

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Proceedings Article | 1 November 2012 Paper

Design and simulation of dielectric-loaded surface plasmon waveguides with applications in the visible range

Roxana Tomescu, Cristian Kusko, Dana Cristea, Paul Schiopu

Proceedings Volume 8411, 84112Z (2012) https://doi.org/10.1117/12.966413

KEYWORDS: Waveguides, Wave propagation, Dielectrics, Interfaces, Metals, Signal attenuation, Finite-difference time-domain method, Visible radiation, Surface plasmons, Silver

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Proceedings Article | 8 December 2010 Paper

Suspended polymeric photonic crystals: simulation and fabrication

R. Rebigan, A. Dinescu, C. Kusko, R. Gavrila, D. Cristea, C. Obreja, P. Schiopu

Proceedings Volume 7821, 78211H (2010) https://doi.org/10.1117/12.882388

KEYWORDS: Photonic crystals, Polymethylmethacrylate, Polymers, Electron beam lithography, Waveguides, Nanolithography, Atomic force microscopy, Wave propagation, Device simulation, Scanning electron microscopy

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Proceedings Article | 29 April 2008 Paper

White light interferometry for vertical artifact calibration

V. Damian, Mihaela Bojan, A. Sima, Dana Cristea, A. Dinescu, Raluca Muller

Proceedings Volume 7007, 70070J (2008) https://doi.org/10.1117/12.801969

KEYWORDS: Calibration, Toxic industrial chemicals, Interferometers, Optical interferometry, Microscopes, Light, Image processing, Statistical analysis, Optical filters, Light sources

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Proceedings Article | 25 April 2008 Paper

Fabrication of polymer micro-optical components for integration in silicon MOEMS

D. Cristea, P. Obreja, M. Kusko, M. Purica, A. Dinescu, A. Herrero, Dan Apostol, E. Manea

Proceedings Volume 6993, 699307 (2008) https://doi.org/10.1117/12.781067

KEYWORDS: Silicon, Polymers, Polymethylmethacrylate, Refractive index, Silica, Scanning electron microscopy, Diffractive optical elements, Photodetectors, Oxides, Photorefractive polymers

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Proceedings Article | 7 May 2007 Paper

Theoretical and numerical analysis of the microring resonator refractometers

Mihai Kusko, Dana Cristea

Proceedings Volume 6635, 663504 (2007) https://doi.org/10.1117/12.741829

KEYWORDS: Waveguides, Refractive index, Resonators, Microrings, Sensors, Wave propagation, Cladding, Silicon, Numerical analysis, Silica

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Proceedings Article | 14 December 2005 Paper

Microphotonic structures based on poly(vinyl alcohol) polymer for chemo- and bio-sensors

P. Obreja, E. Manea, E. Budianu, R. Rebigan, M. Kusko, D. Cristea

Proceedings Volume 5972, 59720Y (2005) https://doi.org/10.1117/12.639744

KEYWORDS: Polymers, Sensors, Waveguides, Polymeric sensors, Polymer multimode waveguides, Refractive index, Urea, Biosensors, Geometrical optics, Calibration

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Proceedings Article | 14 December 2005 Paper

MOEMS for environmental applications: real-time air pollution monitoring system using chemo-optical sensor

Mira Caldararu, A. Vasile, F. Craciunoiu, Dana Cristea, Anca Paraschiv, F. Caldararu

Proceedings Volume 5972, 59720U (2005) https://doi.org/10.1117/12.639740

KEYWORDS: Sensors, Photodiodes, Waveguides, Silicon, Air contamination, Sol-gels, Transducers, Microcontrollers, Microopto electromechanical systems, Power supplies

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Proceedings Article | 30 September 2005 Paper

Numerical analysis of microring resonator obtained by wafer-bonding technology

Mihai Kusko, Dimitris Alexandropoulos, C. Tee, Alexandros Kapsalis, Dana Cristea, Dimitris Syvridis, Cristian Kusko

Proceedings Volume 5956, 59561E (2005) https://doi.org/10.1117/12.623000

KEYWORDS: Waveguides, Microrings, Resonators, Refractive index, Signal attenuation, Numerical analysis, Tolerancing, Scattering, Optical communications, Etching

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Proceedings Article | 16 August 2004 Paper

Optical MEMS components fabrication using micromachning of (111)-oriented silicon wafers

Dana Cristea, Elena Manea, Mihai Kusko

Proceedings Volume 5455, (2004) https://doi.org/10.1117/12.545022

KEYWORDS: Silicon, Waveguides, Anisotropic etching, Etching, Photomasks, Wet etching, Micromirrors, Semiconducting wafers, Bridges, Microopto electromechanical systems

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Proceedings Article | 16 August 2004 Paper

Micromachined tunable optical microfilters design and experimental processing

Dana Cristea, Raluca Muller, Philippe Arguel, Mihai Kusko, Catalin Tibeica, Dimitrtis Syvridis

Proceedings Volume 5455, (2004) https://doi.org/10.1117/12.545470

KEYWORDS: Mirrors, Silicon, Photodiodes, Interferometers, Anisotropic etching, Semiconducting wafers, Reflectivity, Optical lithography, Fabry–Perot interferometers, Surface micromachining

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Proceedings Article | 19 November 2003 Paper

New technique for Si-based microphotonic components fabrication

Dana Cristea, Elena Manea

Proceedings Volume 4829, (2003) https://doi.org/10.1117/12.527074

KEYWORDS: Silicon, Anisotropic etching, Etching, Wet etching, Waveguides, Bridges, Photomasks, Fabrication, Micromirrors, Optoelectronic devices

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Proceedings Article | 30 September 2003 Paper

Integrated Fabry-Perot microcavity based on surface micromachining processes

Raluca Muller, Dimitrios Syvridis, M. Kusko, Dana Cristea, Dan Apostol, Victor Damian, M. Bercu, Elena Manea

Proceedings Volume 5227, (2003) https://doi.org/10.1117/12.520098

KEYWORDS: Mirrors, Optical microcavities, Fabry–Perot interferometers, Polysomnography, Silicon, Surface micromachining, Etching, Silica, Sensors, Phosphorus

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Proceedings Article | 30 September 2003 Paper

Silicon waveguide fabrication process based on the anisotropic etching of Si<111>-oriented wafers

Dana Cristea, Paula Obreja, Elena Manea, M. Kusko

Proceedings Volume 5227, (2003) https://doi.org/10.1117/12.520045

KEYWORDS: Waveguides, Silicon, Etching, Anisotropic etching, Photomasks, Semiconducting wafers, Wet etching, Bridges, Plasma, Cladding

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Proceedings Article | 10 April 2000 Paper

Silicon optoelectronic integrated circuits for MOEMS

Dana Cristea, Florea Craciunoiu, M. Caldararu

Proceedings Volume 4019, (2000) https://doi.org/10.1117/12.382320

KEYWORDS: Waveguides, Photonic integrated circuits, Photodiodes, Photodetectors, Silicon, Optoelectronics, Sensors, Integrated optics, Optical amplifiers, Electronic circuits

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Proceedings Article | 10 March 1999 Paper

Micromachined photonic integrated circuits for sensor applications: experimental results

Dana Cristea, Raluca Muller, Ioan Pavelescu

Proceedings Volume 3680, (1999) https://doi.org/10.1117/12.341187

KEYWORDS: Waveguides, Etching, Silicon, Light emitting diodes, Semiconducting wafers, Oxides, Photomasks, Sensors, Photonic integrated circuits, Integrated optics

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Proceedings Article | 12 August 1998 Paper

Silicon opto-FET coupled to waveguides for integrated optical microsystems

Dana Cristea, Florea Craciunoiu

Proceedings Volume 3551, (1998) https://doi.org/10.1117/12.317991

KEYWORDS: Waveguides, Silicon, Photodetectors, Channel projecting optics, Photovoltaics, 3D modeling, Integrated optics, Microsystems, Sensors, Integrated circuits

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Showing 5 of 17 publications

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