M. Atanasova, P. Marinova, T. Bogdanov, Tz. Petrova, E. Benova

Argon kinetics in microwave atmospheric pressure discharges

In *ESCAMPIG XXII, Greifswald, Germany, July 15-19, 2014*

Todor Bogdanov, Evgenia Benova

Plasma characteristics of low-pressure coaxial discharge

In

*ESCAMPIG XXII, Greifswald, Germany, July 15-19, 2014*

E. Benova, M. Pencheva-Atanasova, P. Marinova, V. Marchev, T. Petrova

Modelling of Argon plasma torch

In

*Proc.*

*31st ICPIG, July 14-19, 2013, Granada, Spain*

*, 498_1*

E. Benova, P. Marinova, V. Marchev, M. Atanasova, Tz. Petrova

Effect of gas discharge conditions on argon surface-wave-sustained plasma kinetics

In

*Proc. ESCAMPIG XXI, Viana do Castelo, Portugal, July 10-14 2012*

Atanasova, M., Carbone, E.A.D., Mihailova, D., Benova, E., Degrez, G., Van Der Mullen, J.J.A.M.

Modelling of an RF plasma shower

Journal of Physics D: Applied Physics,

**45**(2012) 145202

Ivanov, K., Bogdanov, T., Benova, E.

The role of plasma radius as a condition for sustaining a coaxial discharge at various wave modes

Journal of Physics: Conference Series

**356**(2012) 012045

Dimitrova, M., Ivanova, P., Kotseva, I., Popov, T.K., Benova, E., Bogdanov, T., Stöckel, J., Dejarnac, R.

Evaluation of the plasma parameters in COMPASS tokamak divertor area

Journal of Physics: Conference Series

**356**(2012) 012007

M Atanasova, D Mihailova, E Carbone, J van Dijk, J J A M van der Mullen, E Benova and G Degrez

Investigation of the gas flow effect on an atmospheric pressure RF plasma torch

Journal of Physics: Conference Series

**275**(2011) 012012

M. Atanasova, E. A. D. Carbone, D. Mihailova, J. van Dijk, J. J. A. M. van der Mullen, E. Benova, and G. Degrez

Two-Dimensional Modeling of the Active Species Flow Generated by an Atmospheric Plasma Jet

IEEE TRANSACTIONS ON PLASMA SCIENCE

**39**(2011) 2348–2349

Z. Navrátil, L. Dosoudilová, T. Bogdanov, E. Benova, J. Hnilica and V. Kudrle

Determination of metastable densities in surface-wave neon plasma by self-absorption method

in

*30th ICPIG, August 28 – September 2, 2011, Belfast, UK*,

**B6**– 238

E. Benova, T. Petrova

Pressure and radius effects on main characteristics of surface-wave-sustained argon plasmas

in

*30th ICPIG, August 28 – September 2, 2011, Belfast, UK*,

**C9**– 252

P. Ivanova, Tsv. Popov, M. Dimitrova, E. Benova, T. Bogdanov, J. Stöckel, R. Dejarnac

Precise evolution of the plasma potential in COMPASS tokamak divertor area

Acta Technica

**56**(2011) T71–T83

E. Benova, M. Pencheva

The main properties of MW Argon plasma at atmospheric pressure

J. Phys.: Conference Series

**207**(2010) 012020

also in

*PLASMA for Environmental Issues*, Special Session of the 3rd IWSSPP, Kiten, Bulgaria, 2008, edited by E. Tatarova, A. Recard, E. Benova, Artgraf, Sofia (2009) pp. 44–49

T. Bogdanov, E Benova

The role of a metal screen on the coaxial discharge wave propagation characteristics

J. Phys.: Conference Series

**207**(2010) 012031

E. Benova, T. Bogdanov

Optimization of Coaxial Discharge Operation Varying the Dielectric and Metal Rod characteristics

in

*3*

*7*

*th EPS Conference on Plasma Phys.*

*Dublin*

*,*

*Ireland,*

*21–25*

*June 20*

*1*

*0 ECA*Vol.

**3**

**4A**, P5. 330 (2010), ISBN 2-914771-62-2

Benova, M. Pencheva, K. Pavlov

Comparison of Kinetic and Fluid Models of Surface-Wave-Sustained Argon Plasma

in

*3*

*7*

*th EPS Conference on Plasma Phys.*

*Dublin*

*,*

*Ireland,*

*21–25*

*June 20*

*1*

*0 ECA*Vol.

**3**

**4A**, P2. 326 (2010), ISBN 2-914771-62-2

T. Bogdanov, E Benova

Theoretical study of electromagnetic wave modes sustaining the coaxial discharge

in

*36th EPS Conference on Plasma Phys.*

*Sofia, June 29 – July 3, 2009*ECA Vol.

**33E**, P-1.087 (2009)

M. Pencheva, E Benova

Surface wave characteristics and 2D electromagnetic field distribution in atmospheric pressure plasma column

in

*36th EPS Conference on Plasma Phys.*

*Sofia, June 29 – July 3, 2009*ECA Vol.

**33E**, P-2.115 (2009)

P. Ivanova, Tsv. Popov, E. Benova, T. Bogdanov, J. Stöckel, R. Dejarnac

Electron Langmuir probe current in Tokamak edge plasma

in

*36th EPS Conference on Plasma Phys.*

*Sofia, June 29 – July 3, 2009*ECA Vol.

**33E**, P-5.210 (2009)

M. Pencheva, E. Benova, I. Zhelyazkov

Theoretical Study of Plasma Parameters Dependence on Gas Temperature in an Atmospheric Pressure Argon Microwave Discharge

in

*PLASMA2007,*

*AIP Conference Proceedings*

**993**, edited by H-J Hartfuss (2008)299–302

Zhelyazkov, M. Pencheva, E. Benova

Model of a Stationary Microwave Argon Discharge at Atmospheric Pressure

in

*PLASMA2007,*

*AIP Conference Proceedings*

**993**, edited by H-J Hartfuss (2008)303–306

E Benova, T. Bogdanov

Wave propagation characteristics of coaxial discharge sustained by travelling electromagnetic wave

in

*35th EPS Conference on Plasma Phys.*

*Hersonissos, 9*–

*13 June 2008*ECA Vol.

**32**, P-2.163 (2008)

Tsv. K. Popov, P. Ivanova, E. Benova, T. Bogdanov, F M. Dias, J. Stöckel, R. Dejarnac

On the Evaluation of the Plasma Potential and Electron Energy Distribution Function in Tokamak Edge Plasma

in

*35th EPS Conference on Plasma Phys.*

*Hersonissos, 9*–

*13 June 2008*ECA Vol.

**32**, P-4.081 (2008)

Mariana Pencheva, Evgenia Benova, Ivan Zhelyazkov, Zdravko Neichev

Some Characteristics of Surface-Wawe Propagation in an Atmospheric Pressures Argon Plasma Column

in

*Meeting in Physics at University of Sofia*, vol. 8, ed. A. Proikova, Heron Press, Sofia, 2007, pp. 49–51

E Benova

Influence of the geometric factors on coaxial discharge characteristics

in

*34th EPS Conference on Plasma Phys. Warsaw, 2 – 6 July 2007*ECA Vol.

**31F**, P-4.137 (2007)

E Iordanova, N de Vriens, E Benova, L Baede and J J A M van der Mullen

The effect of the introduction of small amount of H2 on Ar-plasma properties

J. Phys.: Conference Series

**63**(2007) 012015

M Pencheva, E Benova and I Zhelyazkov

Surface wave propagation characteristics in atmospheric pressure plasma column

J. Phys.: Conference Series

**63**(2007) 012023

Z Neichev, E Benova, A Gamero and A Sola

Phase diagrams and radial distribution of the electric field components of coaxial discharge

J. Phys.: Conference Series

**63**(2007) 012024

Z. Neichev, E. Benova, A. Gamero and A. Sola

Theoretical and experimental investigation of plasma and wave characteristics of coaxial discharge at low pressure

J. Phys.: Conference Series **44** (2006) 133-139

M Pencheva, Ts Petrova, E Benova and I Zhelyazkov

Modelling of microwave sustained capillary plasma column at atmospheric pressure

J. Phys.: Conference Series

**44**(2006) 110-115

J Torres, E Iordanova, E Benova, JJAM van der Mullen, A Gamero and A Sola

Temperature diagnostics in a high-pressure hydrogen microwave plasma torch I: experimental characterization

J. Phys.: Conference Series

**44**(2006) 179-184

E Iordanova, J Torres, E Benova, A Gamero, A Sola, B H P Broks and J J A M van der Mullen

Characterization of a high-pressure hydrogen microwave plasma torch using the method of dBR

J. Phys.: Conference Series

**44**(2006) 185-190

S Sabchevski, I Zhelyazkov, E Benova, V Atanassov, P Dankov, M Thumm, G Dammertz, B Piosczyk, S Illy, M Q Tran, S Alberti, and J-Ph Hogge

Development of

**new generation software tools for simulation of electron beam formation in novel high power gyrotrons**

J. Phys.: Conference Series

**44**(2006) 96-101

S Sabchevski, I Zhelyazkov, E Benova, V Atanassov, P Dankov, M Thumm, A Arnold, J Jin and T Rzesnicki

Quasi-optical converters for high-power gyrotrons: a brief review of physical models, numerical methods and computer code

J. Phys.: Conference Series

**44**(2006) 102-109

E. Benova

Self-consistent modelling of surface-wave-sustained discharges from low to atmospheric pressures

in *MICROWAVE DISCHARGES: Fundamental and Applications*, edited by Yu. A. Lebedev, Yanus-K, Moscow 2006, pp. 9-18

Z. Neichev, E. Benova, A. Gamero and A. Sola

Radial Structure of Coaxial Discharges Sustained by Travelling Azimuthally Symmetric Waves

Humboldt Conference *Advances**in**Physics**and**Astrophysics**of**the** 21**st**Century***, **September 6–11, 2005, Varna, Bulgaria; e-Supplement to Bulgarian J. Phys., vol. 32 (3) 2005, and

in *Advances in Physics and Astrophysics of the 21st Century*, ed. I. Zhelyazkov, Heron Press, Sofia 2006, pp.229-234

M. Pencheva, Ts. Petrova, E. Benova and I. Zhelyazkov

Axial Distribution of the Charged and Excited Particles in Atmospheric Pressure Argon Capillary Plasma

Humboldt Conference

*Advances*

*in*

*Physics*

*and*

*Astrophysics*

*of*

*the*

*21*

*st*

*Century***,**September 6–11, 2005, Varna, Bulgaria; e-Supplement to Bulgarian J. Phys., vol. 32 (3) 2005, and

in

*Advances in Physics and Astrophysics of the 21st Century*, ed. I. Zhelyazkov, Heron Press, Sofia 2006, 242-247

E Iordanova, J Torres, E Benova, A Gamero, A Sola

Investigation of an Argon Microwave Discharge Produced by the Axial Injection Torch

Humboldt Conference

*Advances*

*in*

*Physics*

*and*

*Astrophysics*

*of*

*the*

*21*

*st*

*Century***,**September 6–11, 2005, Varna, Bulgaria; e-Supplement to Bulgarian J. Phys., vol. 32 (3) 2005

M. Pencheva, G. Petrov, Ts. Petrova, E. Benova

A collisional-radiative model of an argon surface-wave-sustained plasma at atmospheric pressure

Vacuum

**76**(2004) 409-412

E. Iordanova, Ts. Petrova, E. Benova

Dominant processes for excited atomic states population in Argon surface-wave plasma st low and intermediate pressure

Vacuum

**76**(2004) 413-416

Z. Neichev, E. Benova

Optimizing the plasma parameters of a low pressure coaxial discharge

Vacuum

**76**(2004)

**393-396**

E. Benova, Z. Neichev

Modelling of low-pressure surface wave sustained plasma – coaxial structure and cylindrical column

in

*MICROWAVE DISCHARGES: Fundamental and Applications*, edited by A. Ohl, 2003 INP Greifswald, pp 1210-124

M. Pencheva, E. Benova, I Zhelyazkov

Electrodynamic model of microwave discharges at atmospheric pressure

in

*MICROWAVE DISCHARGES: Fundamental and Applications*, edited by A. Ohl, 2003 INP Greifswald, pp 170-173

E. Benova, Z. Neichev

Axial model of a coaxial discharge sustained by travelling UHF electromagnetic wave

Czechoslovak J. Phys.

**52**(2002) D659-D665

E. Benova, M. Pencheva, Ts. Petrova, G. Petrov, M. C. Garcia, A. Gamero, A. Sola

Heavy particle densities in atmospheric pressure surface-wave sustained argon plasma

in

*Symposium Proc. 15th Int. Symposium on Plasma Chemistry*, edited by A. Bouchoule, J. M. Pouvesle, A. L. Thomann, J. M. Bauchire and E. Robert, 2001, GREMI, CNRS, University of Orleans, volume IV, pp 1435-1439

E. Benova, Ts. Petrova, E. Iordanova

Dinamics of excited states populating processes in argon surface-wave sustained discharge

*ibid.*pp 1279-1284

E. Benova and Ts. Petrova

Influence of the wave frequency on the heavy particles axial behavior in argon surface-wave sustained plasma

in

*MICROWAVE DISCHARGES: Fundamental and Applications*, edited by Yu. A. Lebedev, 2001 Yanus-K, Moscow, pp 7-14

C. Lao, A. Gamero. A. Sola, Ts. Petrova, E. Benova, G. Petrov, and I. Zhelyazkov

Populations of excited atomic states along argon surface-wave plasma columns at low and intermediate pressures

J. Appl. Phys. **87** (2000) 7652-7659

E. Benova, S. T. Ivanov, and A. A. Rukhadze

Surface waves in a plasma flow

J. Plasma Phys. **63** (2000) 489-493

E. Benova, T. Petrova

Surface-wave sustained discharges – self-consistent modelling

Bulg. J. Phys. **27** (2000) 25-29

Ts. Petrova, E. Benova, G. Petrov, and I. Zhelyazkov

Self-consistent axial modeling of surface-wave produced discharges at low and intermediate pressures

Phys. Rev. E **60** (1999) 875-886

E. Benova

Excited atoms and charged particles axial distributions in argon microwave plasmas at various gas pressures

in *Advenced Technologies Based on Wave and Beam Generated Plasmas*, eds. H. Schlüter and A. Shivarova, 1999 Kluwer Academic Publishers, pp. 535-536

S. T. Ivanov, E. T. Benova and K. V. Avramov

Electromagnetic waves in a magnetized plasma column

*ibid.* pp. 545-548

E. Benova, Ts. Petrova, A. Blagoev and I. Zhelyazkov

Modeling of an axially inhomogeneous microwave argon plasma column at a moderate pressure

J. Appl. Phys. **84** (1998) 147–153

E. Benova, Ts. Petrova, A. Blagoev and I. Zhelyazkov

Axial distributions of metastable atoms and charged particles in a UHF argon plasma column at moderate pressures

J. Appl. Phys.

**79**(1996) 3848-3852

E Benova, I Zhelyazkov, P Staikov and F Cap

Modeling of a plasma column produced and sustained by a traveling electromagnetic wave in the presence of a constant axial magnetic field

Phys. Rev. A

**44**(1991) 2625-2640

I Zhelyazkov and E Benova

Modeling of a plasma column produced and sustained by a traveling electromagnetic surface wave

J. Appl. Phys.

**66**(1989) 1641-1650

I Zhelyazkov, E Benova and V Atanassov

Theoretical study of a plasma column sustained by a guided electrostatic wave in the presence of a constant axial magnetic field

J. Appl. Phys.

**62**(1987) 2713- 2721

I Zhelyazkov, E Benova and V Atanassov

Axial structure of a plasma column produced by a large-amplitude electromagnetic surface wave