Pedro Jorge Gomes Camacho de Almeida

Assistant Professor

Contacts:
e-mail: pedroa@uma.pt
Tel.: +351 291 705251

Scientific Interests

Self-organization phenomena in gas discharges

Modes of current transfer to electrodes in gas discharges

Kinetic theory of plasma

Computational Physics

 

Academic degrees

July 2001: Bachelor degree in Physics, Universidade da Madeira

March 2006: Provas de Aptidăo Pedagógica e Capacidade Científica (similar to Master of Science) in Plasma Physics, Universidade da Madeira

July de 2011: Doctor of Philosophy in Plasma Physics, Universidade da Madeira

 

Teaching activities

October 2001: Invited Teaching Assistant at Departamento de Fisica, Universidade da Madeira

August 2002: Probationary Teaching Assistant at Departamento de Fisica, Universidade da Madeira

March 2006: Teaching Assistant at Departamento de Fisica, Universidade da Madeira

July 2011: Assistant Professor at Departamento de Fisica, Universidade da Madeira

 

Publications

 

Journal papers:

 

1.      P. G. C. Almeida and M. S. Benilov, Multiple solutions in the theory of DC glow discharges: effect of plasma chemistry and nonlocality, different plasma-producing gases, 3D modelling, Phys. Plasmas, vol. 20, no. 10, pp. 101613(2013).

 

2.      P G C Almeida, M S Benilov, M D Cunha, J G L Gomes, "Quenching thermal instability in the body of a thermionic arc cathode", Plasma Sources Sci. Technol., vol. 22, no. 1, pp. 012002 (2013).

 

3.      P. G. C. Almeida, M. S. Benilov, M. J. Faria, "Study of stability of dc glow discharges with the use of Comsol Multiphysics software", J. Phys. D: Appl. Phys., vol. 44, no. 41, pp. 415203 (2011)

 

4.      P. G. C. Almeida, M. S. Benilov, and M. J. Faria, 3D Modeling of self-organization in DC glow microdischarges, IEEE Trans. Plasma Sci., vol. 39, no. 11, pp. 2190-2191 (2011).

 

5.      P. G. C. Almeida, M. S. Benilov, and M. J. Faria, Multiple solutions in the theory of dc glow discharges, Plasma Sources Sci. Technol. 19, No. 2, pp. 025019-1-13 (2010).

 

6.      P. G. C. Almeida, M. S. Benilov, M. D. Cunha, and M. J. Faria, Analysing bifurcations encountered in numerical modelling of current transfer to cathodes of dc glow and arc discharges, J. Phys. D: Appl. Phys. 42 , No. 19, pp. 194010-1-21 (2009).

 

7.      P. G. C. Almeida, M. S. Benilov, and M. D. Cunha, Transient spots on cathodes of high-pressure arc discharges, IEEE Trans. Plasma Sci. 36, No. 4, pp. 1032-1033 (2008).

 

8.      P. G. C. Almeida, M. S. Benilov, and M. D. Cunha, Formation of stationary and transient spots on thermionic cathodes and its prevention, J. Phys. D: Appl. Phys. 41, No. 14, pp. 144004-1-9 (2008).

 

9.      P. G. C. Almeida, M. S. Benilov, and G. V. Naidis, Calculation of ion mobilities by means of the two-temperature displaced-distribution theory, J. Phys. D: Appl. Phys. 35, No. 13, pp. 1577–1584 (2002).

 

 

Conference proceedings:

 

1.      P. G. C. Almeida, M. S. Benilov, D. F. Santos, W. Zhu, P. Niraula, Self-Organized Patterns of Spots In DC Glow Microdischarges in Krypton, Proc. 66th Bulletin of the American Physical Society, 66th Annual Gaseous Electronics Conference, Volume 58, Number 8, Princeton, 2013.

2.      P. G. C. Almeida, M. S. Benilov, D. F. Santos, W. Zhu, P. Niraula, Self-organization in DC glow microdischarges in krypton: 3D modelling and experiments, Proc. XXXI ICPIG, Granada, 2013.

3.      P. G. C. Almeida, M. S. Benilov, M. D. Cunha, J. G. L. Gomes, Computing DC glow and arc discharges by means of COMSOL Multiphysics: time-dependent vs. stationary solvers, Abstracts PPPS 2013 IEEE PPPS, San Francisco, 2013.

4.      P. G. C. Almeida and M. S. Benilov, Self-organization as an intrinsic feature of DC glow microdischarges: modelling appearance of different spot patterns, Proc. ESCAMPIG (July 10-14, 2012, Viana do Castelo, Portugal), ed. P. G. C. Almeida, L. L. Alves, and V. Guerra, ISBN: 2-914771-74-6, 2012.

5.      P. G. C. Almeida, M. S. Benilov, and M. J. Faria, Self-organization as an intrinsic feature of DC glow microdischarges: predicting self-organization in different gases, Proc. ESCAMPIG (July 10-14, 2012, Viana do Castelo, Portugal), ed. P. G. C. Almeida, L. L. Alves, and V. Guerra, ISBN: 2-914771-74-6, 2012.

6.      Pedro G. C. Almeida, Mikhail S. Benilov, Mário D. Cunha, and José G. L. Gomes, Real-time prevention of spots on thermionic cathodes in high-pressure arc discharges, Abstracts 39th IEEE Int. Conf. Plasma Sci., Edinburgh, 2012.

7.      Pedro G. C. Almeida, Mikhail S. Benilov, and Maria J. Faria, Predicting self-organization in dc glow microdischarges in different gases with the use of COMSOL Multiphysics, Abstracts 39th IEEE Int. Conf. Plasma Sci., Edinburgh, 2012.

8.      P. G. C. Almeida, M. S. Benilov and M. J. Faria, Modelling self-organization in dc glow microdischarges with the use of COMSOL Multiphysics, Abstracts 12th European Plasma Conference, Bologna, 2012.

 

9.      P. G. C. Almeida, M. S. Benilov, and M. J. Faria, Predicting formation of self-organized patterns of cathodic spots in dc glow microdischarges in argon and helium, Proceedings of XXX International Conference on Phenomena in Ionized Gases, Belfast, 2011.

 

10.  P. G. C. Almeida and M. S. Benilov, Modelling DC glow discharges in a wide range of currents with Comsol Multiphysics. New results, fortes and weaknesses, Proceedings of XXX International Conference on Phenomena in Ionized Gases, Belfast, 2011.

 

11.  P. G. C. Almeida, M. S. Benilov, and M. J. Faria, Mathematical modelling of stability of 1D and 2D DC glow discharges with the use of COMSOL Multiphysics, Proceedings of XXX International Conference on Phenomena in Ionized Gases, Belfast, 2011.

 

12.  P. G. C. Almeida, M.S. Benilov, and M. J. Faria, Modelling self-organization in DC glow microdischarges in xenon and argon, Proc. 63rd Gaseous Electronics Conf. and 7th Int. Conf. on Reactive Plasmas, Bull. Amer. Phys. Soc., vol . 55, No. 7, p. 166.

 

13.  M. J. Faria, P. G. C. Almeida, M. S. Benilov, and V. V. Mikhailenko, Stability of current transfer to cathodes of DC glow discharges, Proc. 63rd Gaseous Electronics Conf. and 7th Int. Conf. on Reactive Plasmas, Bull. Amer. Phys. Soc., vol . 55, No. 7, p. 84.

 

14.  M. J. Faria, P. G. C. Almeida, and M. S. Benilov, Axially symmetric modes of current transfer to cathodes of DC glow discharges and their stability, Proc. XX European Conference on the Atomic and Molecular Physics of Ionized Gases (July 13 - 17, 2010, Novi Sad, Serbia), ed. by Z. Lj. Petrović, G. Malović, and D. Marić (EPS, 2010, ISBN 2-914771-63-0).

 

15.  P. G. C. Almeida, M. S. Benilov, and M. J. Faria, Modelling self-organization on DC glow cathodes, Proceedings of XXIX International Conference on Phenomena in Ionized Gases, Cancun, 2009, PB4-2.

 

16.  P. G. C. Almeida, M. S. Benilov, M. D. Cunha, and M. J. Faria, Understanding bifurcations encountered in numerical modelling of current transfer to cathodes of DC glow and arc discharges, Proceedings of XXIX International Conference on Phenomena in Ionized Gases, Cancun, 2009, PB4-1.

 

17.  P G C Almeida and M S Benilov, Multiple Solutions in the Theory of DC Glow Discharges, Proc. European COMSOL Conf. (Hannover, Germany 4–6 November 2008).

 

18.  P. G. C. Almeida and M. S. Benilov, Self-consistent modelling of self-organization on DC glow cathodes, Abstracts of the 19th Europhysics Sectional Conference on the Atomic and Molecular Physics of Ionized Gases (ESCAMPIG) (July 15-19, 2008, Granada, Spain), p. 2-27.

 

19.  Pedro G. C. Almeida and Mikhail S. Benilov, Multiple solutions in the theory of near-cathode layers and self-organization on DC glow cathodes, Abstracts of 2008 IEEE International Conference on Plasma Science (June 15–19, 2008, Karlsruhe, Germany), ISBN 978-1-4244-1930-2, p. 456.

 

20.  P. G. C. Almeida, M. S. Benilov, and M. D. Cunha, Preventing transient spots on thermionic cathodes, Bull. Amer. Phys. Soc., vol. 52, No. 8, p. 31.

 

21.  P. G. C. Almeida, M. S. Benilov, and M. D. Cunha, Mode changes on thermionic cathodes: II. Preventing transient spots, Proc. 28th ICPIG (July 15-20, 2007, Prague, Czech Republic), ed. by J. Schmidt, M. Šimek, S. Pekárek, and V. Prukner, Institute of Plasma Physics AS CR, ISBN 978-80-87026-01-4, pp. 1815-1818.

 

22.  P. G. C. Almeida, M. S. Benilov and M. D. Cunha, Transient spots on thermionic arc cathodes II. Experiment and comparison, Proc. 11th Symposium on the Science and Technology of Light Sources (May 20-25, 2007, Shanghai, China), ed. by M. Q. Liu and R. Devonshire, ISBN 978-0-9555445-0-7, pp. 579-580.

 

23.  P. G. C. Almeida, M. S. Benilov, G. V. Naidis, Calculation of Ion Mobilities in the First Approximation of the Two-Temperature Displaced-Distribution Theory, Proceedings of XXV International Conference on Phenomena in Ionized Gases, Nagoya, 2001, edited by Toshio Goto (Nagoya University, Nagoya, Japan), V. 3, p. 243.