Cristian Ravariu

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Carieră

Perioadă Organizatie Descriere
2005 - prezent Universitatea Politehnica din București Conferentiar universitar în cadrul departamentului Dispozitive, Circuite și Aparate Electronice
2003 - 2005 Universitatea Politehnica din București Sef Lucrari in cadrul departamentului Dispozitive, Circuite și Aparate Electronice
1999 - 2003 Universitatea Politehnica din București Asistent in cadrul departamentului Dispozitive, Circuite și Aparate Electronice .
1995 - 1999 Institutul de Microtehnologie Bucuresti Cercetator stiintific in domeniul tehnologiei dispozitivelor semiconductoare.
1993 - 1995 Institutul de Microtehnologie Bucuresti Asistent cercetare la Institutul de Microtehnologie Bucuresti.

Educatie

Perioadă Universitate Diplomă
1988 - 1993 Universitatea Politehnica din București, Facultatea de Electronică, Telecomunicații și Tehnologia Informației Inginer electronist, specializarea Microelectronică
1995 - 2001 Universitatea Politehnica din București, Facultatea de Electronică, Telecomunicații și Tehnologia Informației Doctor inginer

Tematici Invatamant/Cercetare

  • Dispozitive Electronice
    • Modelare, Teorie. Tranzistoare SOI-MOSFET si senzori SOI.
    • Simulare Medici, Atlas. Proiectare din Suprem 2-4, in Atena - Atlas.
  • Modele Spice ale Componentelor Electronice
    • Modelarea Componentelor Microelectronice Active
    • Simulari in Spice
  • Dispozitive si Circuite Electronice 1 si 2 la FILS, Filiera Franceza.
    • Curs, teorie.
    • Aplicatii.
  • Proiect Circuite Electronice Fundamentale.
    • Algoritmi.
  • Laboratoare la disciplinele MDE si CE.
    • Aplicatii.
  • Biosenzori integrati
    • ISFET, ENFET,cunostinte dezvoltate in Proiectul "BioFET".
    • Alte dispozitive cu medii biologice (Bio-MEMS etc).
  • Fenomene electrice la nivel celular
    • Disciplina si cartea BioNEC.
    • Simulari fenomene electrice, dispozitive biomimetice, cunostinte dezvoltate in Proiectul "ElectroCel".
  • Alte cunostinte
    • Elemente de Electrofiziologie.

Publicatii

Teza de doctorat. Cristian Ravariu, Structuri integrate pe substraturi izolate dielectric, Biblioteca centrală a Universitaţii Politehnica Bucureşti, 2001.

Carti (C), indrumare (I), capitole in carti la edituri internationale (Ch)

C1. Cristian Ravariu, Sabin Ionel, Programul SPICE de simulare a circuitelor electronice, Editura Academia Oamenilor de Stiinta din Romania, Bucuresti, 2011, (82 pag), ISBN 978-606-8371-03-0.

C2. Cristian Ravariu, Biodispozitive electronice: de la nanostructuri la aplicaţii medicale, Editura POLITEHNICA PRESS, Bucuresti, 2010, (232 pag), ISBN 978-606-515-071-3, Monografie premiata cu premiul Academiei Romane.

C3. Cristian Ravariu, Adrian Rusu, Modele Spice ale Componentelor Electronice, Editura Matrix, Bucuresti, Romania, 2006, (110 pag), ISBN 973-755-010-2, Teorie si material didactic.

C4. Cristian Ravariu, Florin Babarada, Adrian Rusu, SPICE – teorie şi aplicaţii, Editura Printech, Bucureşti, 2005, (234 pag), ISBN 973-718-217-0, Monografie.

C5. Cristian Ravariu, Dispozitive electronice, Editura Printech, Bucuresti, 2004, (326 pag), ISBN 973-718-133-6, Material in extenso.

C6. Florin Babarada, Cristian Ravariu, Tehnologii de fabricatie pentru microsenzori şi biosenzori, Editura Printech, Bucureşti, 2004, (258 pag), ISBN 973-718-119-0, Monografie.

C7. Cristian Ravariu, Modele avansate ale tranzistoarelor MOS realizate pe substrat izolant, Editura Printech, Bucureşti, 2001, (83 pag), ISBN 973-652-444-2, Monografie.

I1. Cristian Ravariu, Dan Cozma, Dispositifs et circuits electroniques pour applications pratiques, Editura Politehnica Press, Romania, Bucuresti, 2007, (108 pag), ISBN 978-973-7838-34-6, Aplicatii pentru FILS filiera franceza.

I2. Cristian Ravariu, Modele pentru SPICE – Îndrumar de laborator, Editura Printech, Bucureşti, 2001, (50 pag), ISBN 973-652-443-4, Material didactic.

Ch1. Cristian Ravariu, Chapter 6 , Title: Contributions to novel methods in electrophysiology aided by electronics devices and circuits, pp. 123-140, in Book: Applied Biomedical Engineering, ISBN 978-953-307-256-2, (500 pag), Book edited by: InTech publisher Austria-Croatia, by Gaetano D. Gargiulo, Co-editor: Alistair McEwan ; Publication date: August 2011.

Ch2. Cristian Ravariu, Chapter 25 , Title: Learning in Bioelectronics, pp. 381-396, in book "Advanced Learning", ISBN 978-953-307-010-0, (444 pag), InTech publisher Austria-Croatia, Edited by Raquel Hijon-Neira, Aleksandar Lazinica; Publication date: November 2009.

Articole in Reviste indexate ISI-Thomson Web of Knowledge

R1. Cristian Ravariu. The residual doping concentration estimation in a SIMOX film using current masurements, IET Science, Measurement & Technology Journal, accepted (Decision Letter SMT-2012-0052.R1 /01-Oct-2012), in press, FI/2012 = 0.57.

R2. A. Bondarciuc, C. Ravariu, V. Bondarciuc, G. Alecu , Non-polluting medical technology for environment and patient used in inflammatory diseases monitoring, Environmental Engineering and Management Journal, accepted paper in dec 2012, http://omicron.ch.tuiasi.ro/EEMJ/accepted.htm ,FI / 2012 = 1.004.

R3. C. Ravariu and F. Babarada, Modeling and simulation of special shaped SOI materials for the nanodevices implementation, Journal of Nanomaterials - Hindawi, vol. 2011, Article ID 792759, 11 pages, July 2011, FI / 2010 = 1.6, DOI:10.1155/2011/792759, Awarded Paper by UEFISCDI in Oct. 2012.

R4. C. Ravariu, E. Manea, C. Parvulescu, F. Babarada and A. Popescu, Titanium dioxide nanotubes on silicon wafer designated for GOX enzymes immobilization, Digest Journal of Nanomaterials and Biostructures, vol. 6, no 2, pp. 703 - 707, FI /2011 = 1.20, April - June 2011.

R5. C. Ravariu, A. Rusu, Arguments for the NOI nanotransistor affiliation to the FETs family, ROMJIST Journal of the Romanian Academy Section for Information Science and Technology, vol. 14, nr. 3, pp. 203–211, FI / 2011 = 0.1, 2011.

R6. C. Ravariu, A. Rusu, Experimental and theoretical proofs for the JFET work regime of the pseudo-MOS transistor, Revue roumaine des sciences techniques – série électrotechnique et énergétique, Romanian Academy Journal, issue 4, pp. 396-406, 2011.

R7. Cristian Ravariu, The implementation methodology of the real effects in a NOI nanostructure, aided by simulation and modelling, Elsevier Journal of Simulation Modeling, Practice and Theory, vol. 18, Issue 9, pp. 1274-1285, FI /2010 = 0.96, Oct. 2010.

R8. C. Ravariu, L. G. Alecu, A. Bondarciuc, F. Babarada, Advanced SOI semiconductor structures for micro-dose biological samples handling, Journal of Optoelectronics and Advanced Materials - Rapid Communications JOAM-RC, vol. 4, nr. 9, pp. 1375-1378, FI / 2009 = 0.4, Sept. 2010.

R9. A. Rusu, C. Ravariu, Al. Rusu, D. Dobrescu, M. Craciun, D. Cozma, Macromodel and Emulator of the Avalanche Gate-Controlled Diode Working in the Analog Regime, ROMJIST Journal of the Romanian Academy Section for Information Science and Technology, vol. 13, nr. 4, pp. 389-398, 2010.

R10. Cristian Ravariu, Florina Ravariu, A test two-terminals biodevice with lipophylic and hidrophylic hormone solutions, Journal of Optoelectroncs and Advanced Materials JOAM, vol. 9, nr. 8, pp. 2589-2592, Aug. 2007, Awarded by UEFISCDI in 2007.

R11. C. Ravariu, F. Ravariu, F. Babarada, Electrical characterization of the epinephrine solution on natural diamond with possible biomedical applications, Digest Journal of Nanomaterials and Biostructures, vol. 2, nr.1, pp.155-162, March, 2007.

R12. C. Ravariu, F. Babarada, A. Rusu, More accurate models of the interfaces oxide ultra-thin SOI films, Conference Proceedings from American Institute of Physics, AIP auspices, ISSN 0094-243X, coden APCPCS, April, 10, vol. 893, pp.3-4, 2007.

R13. C. Ravariu, G. Alecu, F. Ravariu, The experimental estimation of the illumination generation rate in a nano-SOI film, Journal of Optoelectronics and Advanced Materials JOAM, vol. 8, nr. 2, pp.593-596, April. 2006.

R14. C. Ravariu, A. Rusu, F. Udrea, F. Ravariu, Simulation results of some Diamond On Insulator nano-MISFETs, Diamond and Related Materials Elsevier Journal, vol.15, nr.2, pp.777-782, 2006.

R15. C. Ravariu, A. Rusu, F. Ravariu, Interface electric charge modeling and characterization with <delta> distribution generator strings in thin SOI films, Microelectronics Elsevier Journal, vol.37, nr.3, pp.943-947, 2006.

R16. C. Ravariu, An ultimate stage of the ultra-thin SOI-MOSFETs: the Nothing On Insulator Nano-transistor, ROMJIST Journal of the Romanian Academy Section for Information Science and Technology, vol.9, nr. 1, pp. 29-41, 2006.

R17. C. Ravariu, A. Rusu, F. Ravariu, D. Dobrescu, L. Dobrescu, From PSI-MOSFET with silicon on oxide to PSI-MOSFET with silicon carbide on nitride, Diamond and Related Materials Elsevier Journal, vol. 11, Issues 3-6, pp. 1268-1271, 2002.

Supplements:

R18. C. Ravariu, A. Bondarciuc, V. Bondarciuc, F. Babarada, The Laser biophotometry - as a non-invasive medical technique - used in the post-operatory monitoring for inflammatory processes, Journal of Minimally Invasive Therapy and Allied Technologies, vol. 19, suppl. 1, pp. 73, ISSN 1364-5706, indexare ISI & PubMed, FI /2010 = 0.9, 2010.

R19. C. Ravariu, A. Bondarciuc, V. Nahaba, V. Bondarciuc, C. I. Tirgoviste, F. Babarada, O. Dumitrache, The laser biophotometry medical applications for the diabetes foot monitoring, Elsevier Journal of Photodyagnosis and Photodynamic Therapy, vol. 7, suppl. 1, pp. 522-523, ISSN 1572-1000, FI/2010 = 2.1, July 2010.

Articole in Jurnale din BDI, Baze de Date Internationale cotate de UEFISCDI

B1. C. Ravariu, F. Babarada, Simulation Tools Used in Micro-Electro-Mechanical Systems - A Case Study on a Non-Conventional SOI-MEMS Structure, International Journal of Online Engineering iJOE, ISSN: 1861-2121, vol 7, no. 2, pp. 36-39, 2011, DOI:10.3991/ijoe.v7i2.1543, Indexare B+, IET, INSPEC, Google scholar, ULRICH WEB, DOAJ, EBSCO.

B2. C. Ravariu, A. Bondarciuc, C. Podaru, A. Popescu, V. Nahaba, V. Bondarciuc, The environment monitoring using a biosensor based on ACHE enzyme, 5 pag, Jurnalul Academiei de Studii din Rep. Moldova, in press, 2011.

B3. C. Ravariu, A. Rusu, F. Ravariu, Parameters extraction from some experimental static characteristics of a pseudo-MOS transistor, UPB Scientific Bulletin series C, vol. 70, no. 1, pp. 29-34, 2008, Indexare B+, Ulrich, Inspec, Scopus, Elsevier sciences.

B4. C. Ravariu, A. Rusu, F. Ravariu, Starting from a generalization of SOI concept toward solutions of SET’s implementation, Bucharest, UPB Scientific Bulletin, Series C, vol. 67, no. 1, pp. 3-10, 2005.

B5. C. Baditoiu, C. Ravariu, A. Rusu, The Dynamic Behavior of the Junction’s Termination With Field Electrode and SIPOS Layer, UPB, Scientific Bulletin, ISSN 1454-234X, Series C, vol. 64, no.4, pp.53-62, 2004.

B6. C. Ravariu, A. Rusu, C.Codreanu, F. Ravariu, The flat-band and threshold voltage of a pseudo-MOS transistor made in SIMOX technology, Revista Analele Ştiinţifice ale Universităţii Al. I. Cuza Iaşi, Tomul XLV-XLVI, s, Fizica Starii Condensate, pp. 119-125, 2000, Indexare Ulrich, GScholar.

B7. C. Ravariu, F. Ravariu, The influence of the piezoelectric layer on the pressure sensor sensitivity, Romanian Reports in Physics Journal, ISSN 1221 – 1451, vol.53, no. 9-10, pg.601-608, 2001, indexata ISI ulterior.

R8. C. Ravariu, A. Rusu, The pseudo-MOS transistor, a reference SOI device, Revue Roumaine des Sciences and Techniques, serie electrotechnique et energetique, Editura Academiei Române, ISSN 0035-4066, Bucureşti, Tome 45, No.2, p.311-321, 2000, indexata ISI ulterior.

R9. C. Ravariu, A. Rusu, The Inversion Onset at the MOS/SOI Capacitor with Uniform and Non-uniform Impurities Distributions in the Film, Romanian Journal of Information Science and Technology, Publishing House of the Romanian Academy, ISSN 1453-8245, Vol. 3, No. 2, p.143-156, 2000, indexata ISI ulterior.

Indexate la Universitati din Romania

I1. C. Ravariu, F. Ravariu, Some nano-DOI-MISFETs and their applications in logic circuits, Hyperion Scientific Journal, ISSN 1582-4330, Series A, no.2, vol.4, p.92-99, 2004.

I2. C. Ravariu, A point of view about evolution of the silicon integrated pressure sensors, Hyperyon Scientific Journal, ISSN 1582-4330, Series A, no.2, vol.3, pp.144-151, 2002.

I3. C. Ravariu, A. Rusu, The sensitivity evaluation of a pressure sensor based on piezolelectric layer onto SOI films, Scientific Bulletin of Hyperion University Bucharest, series A Mathematics, Physics and Electrical Engineering, ISSN 1582-4330, vol.1A, nr.2, p.135-139, 2000.

Articole publicate in extenso in volumele unor Conferinte Internationale

2012 1. Cristian Ravariu, Simulations of the nothing on insulator NOI nano-transistor implemented in n-type diamond, IEEE Int. Conf. Proc. ISI-CAS, 35-th Edition, Oct. 2012, Sinaia, Romania, pp. 453-456, ISSN 1545-827X, ISBN 978-1-4673-0736-9, Indexare IEEE - ISI. 2.


Publicatii tip Abstract la Conferinte Nationale si Internationale

2012 1. C. Ravariu, L. Alecu, Diamond on oxide nanotransistor with high performances suitable for giga-hertz operation, 8th International Workshop of Electromagnetic Compatibility CEM 2012, Sibiu - Romania, 27 September – 29 September 2012, pp. 34-35.

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