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Latest scientific research

1.     Optical properties of various graphitic structures deposited by PECVD.

Mohamed G. Al-khattib, Ahmed Samir, Safwat Hassaballa

Journal: Optical and Quantum Electronics, 52, 217 (2020).

https://doi.org/10.1007/s11082-020-02317-5

 

2.     Gas type role on the dynamics of channel spark pulsed electron deposition system

A Abdo, M Elgarhy, A Abouelsayed, U Rashed, S Hassaballa

Al-Azhar Bulletin of Science 31 (2-B), 11-19, (2020).

 

3.     “Electrical and optical characterization of Acetylene RF CCP for synthesis of different forms of Hydrogenated amorphous Carbon films”

Mustafa A. Aldeeb, Nasser Morgan, A. Abouelsayed, Khaled M. Amin, and Safwat Hassaballa

Journal of Plasma Chemistry and Plasma Processing, 40 (1), 387-406 (2020)

https://link.springer.com/journal/11090

 

4.     “Spectroscopic and systematic study to investigate the effect of different plasma parameters on the geometrical and electronic structure of graphene”

Mohamed G. Al-khattib, Ahmed Samir, M.A. Ahmed, A. Abouelsayed, Safwat Hassablla,

 Journal of Optics and Laser Technology, Volume 115, July 2019, Pages 433-440

https://doi.org/10.1016/j.optlastec.2019.02.052

 

5.     "Correlation of acetylene plasma discharge environment and the optical and electronic properties of the hydrogenated amorphous carbon films"

Mustafa A. Aldeeb, Nasser Morgan, A. Abouelsayed, Khaled M. Amin, and Safwat Hassaballa

Diamond and Related Materials, Volume 96, June 2019, Pages 74-84

https://doi.org/10.1016/j.diamond.2019.04.021

 

6.     M.M.B. El-Sabbah, Mahmoud A. Bedair, Mohamed A. Abbas, Alaa Fahmy, Safwat Hassaballa, Abdullah A. Moustafa

International journal of research in physical chemistry and chemical physics), 20181208, ISSN (Online) 2196-7156, ISSN (Print) 0942-9352, 

DOI: https://doi.org/10.1515/zpch-2018-1208

 

7.     Preparation, characterization, Raman, and terahertz spectroscopy study on carbon nanotubes, graphene nano-sheets, and onion like carbon materials

Abouelsayed, Badawi Anis, Safwat Hassaballa, Ahmed S.G. Khalil,  Usama M. Rashed, Kamal A. Eid, Emad Al-Ashkar, W. El hotaby

Materials Chemistry and Physics Volume 189, 1 March 2017, Pages 127–135

http://dx.doi.org/10.1016/j.matchemphys.2016.12.065

 

8.     Electron density change of atmospheric-pressure plasmas in helium flow depending on the oxygen/nitrogen ratio of the surrounding atmosphere

Kentaro Tomita, Keiichiro Urabe, Naoki Shirai, Yuta Sato, Safwat Hassaballa, Nima Bolouki, Munehiro Yoneda, Takahiro Shimizu and Kiiciro Uchino

Japanese Journal of Applied Physics Vol. 55 No. 6,  066101 (2016)

http://dx.doi.org/10.7567/JJAP.55.066101

 

9.     Measurement of Electron Density and Electron Temperature in Decaying Arcs Containing Decomposed Gas from Polymer

Hassaballa SAFWAT and Kentaro TOMITA

Engineering Sciences Reports, Kyushu University Vol. 37, No. 2, pp. 6- 11, FEB, 2016

http://catalog.lib.kyushu-u.ac.jp/en/recordID/1560667?hit=2&caller=xc-search

 

10. Generation of a pulsed low-energy electron beam using the channel spark device

M. A. I. Elgarhy, S. E. Hassaballa, U. M. Rashed, M. M. ElSabbagh, H. M. Soliman and A. H. Saudy

Rev. Sci. Instrum. 86, 123506 (2015)

http://dx.doi.org/10.1063/1.4936987

 

11. Temporal evolution of electron density and electron temperature profiles in a non-thermal atmospheric-pressure plasma measured by laser Thomson scattering.

N Bolouki, K Tomita, S Hassaballa, Y Yamagata, K Uchino

Japanese Journal of Applied Physics 54 (1), 016101 (2015)

 

12. Development of Thomson Scattering Diagnostics for Cathode-Directed Streamer Discharges in Helium.

Bolouki Nima, Hassaballa Safwat, Tomita Kentaro, Uchino Kiichiro

Engineering sciences reports, Kyushu University 36(2), 1-5, 2015

 

13. Experimental Study of Electric and Spectroscopic Characteristics of Electric Discharge in LPG

AA Elradi, NN Morgan, S Ghalab, S Hassaballa, A Samir, …

Journal of Modern Physics, 5, 1450, 2014

14. Wastewater Decontamination from Microorganisms by Electrospraying Discharge

Mohamed El Sawah, Mohamed  Ali, Safwat  Hassaballah, Nasser Morgan. Ahmed Samir, Farouk  Elakshar, Abdou Garamoon

Journal of Modern Physics, 4, 1632-1637, 2013

 

15. NOx Reduction by Atmospheric Pressure Dielectric Barrier Discharge

D. Ibrahim, A. Samir, S. Hasaball, N. Morgan, F. El Akshar, A.Garamoon

Arab Journal of Nuclear Science and Applications, 46(5), (192-196) 2013

http://www.esnsa-eg.com/

 

16. Characterization of electric discharge in liquefied petroleum gas

Abd Elradi, N. Morgan, S. Ghalab, M. Elsabagh, S. Hassaballa, A. Samir, F. F.Elakshar, A. A. Garamoon

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

NOx Reduction by Atmospheric Pressure Dielectric Barrier Discharge

D. Ibrahim, A. Samir, S. Hasaball, N. Morgan, F. El Akshar, A.Garamoon

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

 

17. Corona Discharge With Electrospraying System for Phenol Removal From Water

Elsawah, M. Abdel Ghafar, H.H., Morgan, N.N.,  Hassaballa S.,  Samir, A., Elakshar, F.F., Garamoon, A.A.

IEEE Transactions on Plasma Science. 40: 29–34, (January 2013)

 

18. Different Ar-Plasma Surface Treatment of Zirconia and Effect on bond Strength to Dentin Surface

Amany M. korsel,  Safwat  Hassaballa

Tanta Dental Journal. Volume 9, Number 1, pp;125-136, January, 2012

 

19. Spatiotemporal evolution of the electron density and temperature of a pulsed single filament micro-discharge

S. Hassaballa,

the European Physical Journal Applied Physics

EPJAP November 2010, 52: 21001

 

20. Thomson Scattering Diagnostics of High Pressure Plasmas and Plasma Disturbances by Lasers

Tomita, Kentaro; Hassaballa, Safwat; Uchino, Kiichiro

IEEJ Transactions on Fundamentals and Materials, Volume 130, Issue 12, pp. 1099-1104 (2010).

Nanostructure iron-silicon thin film deposition using plasma focus device

M. Kotb,  A. H. Saudy, S. Hassaballa, M. M. ElOker

4th International Conference on MODERN TRENDS in PHYSICS RESEARCH (MTPR-2010), 12th -16th December 2010, Cairo & Sharm El-Sheikh, Egypt.

Modern Trends in Physics Research: pp. 82-86 (2010)

 

21. Application of laser Thomson Scattering to various kinds of micro-discharge plasmas.

Safwat Hassaballa, Kentro Tomita and Kiichiro Uchino

Al Azhar Bulletin of Science, 25, (2009).

 

22. Measurement of the radial and axial electron density profiles of a capacity-coupled micro-discharge using Stark broadening and laser Thomson scattering.

S. Hassaballa, Al Azhar

Bulletin of Science, 25, (2009).

 

23. Measurements of electron temperature and density of pulse filament discharge using laser Thomson scattering technique

Y. Yamagata, S. Nishimoto, H. Ooga, S. Hassaballa, K. Tomita, K. Uchino,

Proceedings of Plasma Science Symposium 2009 and the 26th Plasma Processing Symposium (Nagoya, Japan, February 2 - 4, 2009), pp. 278 – 279, 2009.02.

 

24. Laser Thomson Scattering Diagnostics of Dielectric Barrier Discharge Plasmas

Y. Sonoda, S. Nishimoto, K. Tomita, S. Hassaballa, Y. Yamagata and K. Uchino, J. Plasma Fusion Res. SERIES 8, 696 (2009).

 

25. Characteristics of post ionization using a femto-second laser,

R. Mibuka, S. Hassaballa, K. Uchino, H. Yurimoto, R. Todokoro, K. Kumondai, and M. Ishihara,

Appl. Surf. Sci. 255, 1595 (2008).

 

26. Dense plasma focus synthesis of SiC nano-particles, nano-Fibers.

S. H. Kenawy, U. M. Rashed and S. M. Hassaballah, the 1st International Conference on Materials Science and Nano-technolog , December 2-4, NRC- Cairo, Egypt (2007).

 

27. Application of Laser Thomson Scattering to PDP Micro-discharges,

Y. Sonoda, A. Akune, K. Tomita, S. Hassaballa, K. Uchino,

Proc. of the 13th Int. Symposium on Laser-Aided Plasma Diagnostics, NIFS Proc. Series Vol. 68, pp.108-111, (2007).

 

28. Diagnostics of PDP Micro-Discharge Plasmas Using Infrared Laser Thomson Scattering System.

Y. Sonoda, A. Akune, K. Tomita, S. Hassaballa, K. Uchino, K. Ishii, Y. Hirano, Y. Murakami,

Proc. of the 14th International Display Workshops (IDW'07 -Japan), pp. 861-864, (2007).

 

29. Preparation and characterization of Alumina-Zirconia ceramics deposited on 316-steel using dense plasma focus technique.

U. M. Rashed, S. H. Kenawy and S. M. Hassaballah,

Egy. J. of Appl. Sci., 21(6) (2006).

 

30. Thomson Scattering Diagnostics of Dielectric-Barrier-Discharge Plasmas,

K. Uchino，S. Nishimoto, A. Akune, Y. Sonoda, K. Tomita, S. Hassaballa, Y. Yamagata,

Proceedings of the 3rd International School of Advanced Plasma Technology (Varenna, Italy, Jul. 28 – 31, 2008), pp.101 – 102, 2008.07.

 

31. Laser Thomson scattering and optical emission studies of striated PDP micro-discharge plasmas

Safwat Hassaballa, Yasushi Sonoda, Kentaro Tomita, Young Kee Kim, and Kiichiro Uchino

Journal of the Society for Information Display -- August 2005 -- Volume 13, Issue 8, pp. 639-645.

 

32. Laser Thomson Scattering Measurements of Electron Density and Temperature Profiles of a Striated Plasma in a PDP Like Discharge.

Jap. Journal of Applied physics, Vol. 44, No.14, L442-L444 (2005).

 

33. Electron Density and Temperature Profiles of Striated Plasmas in an ac- Plasmas Display Panel Like Discharge.

Proceedings of the International Display Workshop IDW’04, December 8-10, Nigata Japan (2004), pp 863-866.

S. Hassaballa, Y-K. Kim, Y. Yamagata, K. Uchino, H. Hatanaka, Y. M. Kim, S.E. Lee, S. H. Son and S.H. Jang.

 

34. Laser Thomson Scattering and Optical Emission Studies of PDP Micro-Discharge Plasmas

Safwat Hassaballa, Kentaro TOMITA, Young Kee KIM and Kiichiro UCHINO.

Engineering Science Reports, Kyushu University (KYUSHU DAIGAKU SOGORIKOGAKU HOKOKU) Vol. 26, No. 3 pp. 327- 332 DEC. 2004.

 

35. Laser Thomson Scattering Studies of PDP Micro-discharge Plasmas.

Proceedings of the 6th Cross Straits Symposium on Materials, Energy and Environmental Sciences, Pohang, Korea, November18-19, (2004) pp. 209-210.

S. Hassaballa, K. Tomita, Y-K. Kim, Y. Yamagata, K. Uchino, H. Hatanaka, Y. M. Kim, S.E. Lee, S. H. Son and S.H. Jang.

 

36. Two-dimensional Structure of PDP Micro-discharge Plasmas Obtained Using Laser Thomson Scattering.

IEEE Trans. Plasma Science, 32 (2004) 127.

Safwat Hassaballa, Masaaki Yakushiji, Young-Kee. Kim, Kentaro Tomita, Kiichiro. Uchino and Katsunori Muraoka

 

37. Development of an Infrared Laser Thomson Scattering System for PDP Micro-Discharge Plasmas.

Proceedings of the International Display Workshop IDW’03, December 3-5, Fukuoka Japan (2003), pp. 1049-1050.

S. Hassaballa, K. Tomita, Y-K. Kim, M. Yakushiji, K. Uchino and K Muraoka

 

38. Studies on PDP Micro-discharge Plasmas using Two-Dimensional Laser Thomson Scattering and Emission Measurements.

Proceedings of the International Display Workshop IDW’03, December 3-5, Fukuoka Japan (2003) pp. 833-866.

K. Tomita, S. Hassaballa, Y-K. Kim, M. Yakushiji, K. Uchino and K Muraoka

 

39. Recent Developments of laser Thomson Scattering for high-pressure glow discharge plasmas.

Proceedings of the 11th International Symposium on Laser-Aided Plasma Diagnostics LAPD11, Les Houches, France, September 28th –October 2nd (2003).

S. Hassaballa, K. Uchino, S. Narishige, Y-K. Kim, K. Tomita and K Muraoka

 

40. Laser Thomson Scattering Studies of Two-dimensional Structure of Micro-discharge Plasmas for PDP.

Proceedings of the International Display Workshop IDW’02 (4-6 December, Hiroshima Japan 2002) pp. 725-728.

S. Hassaballa, S. Suzuki, K. Uchino and K Muraoka

 

41. Laser Thomson Scattering Studies of Micro-discharge Plasmas.

Proceedings of the 2nd International Display Manufacturing Conference and Exhibition, Seoul, Korea, Jan31 (2002).

S. Hassaballa, K. Muraoka, K. Uchino, Y. Noguchi.

 

42. Cavity Ring-Down Technique Applied to Electron Density Measurements in Plasmas.

Proceedings of the 10th International Symposium on Laser-Aided Plasma Diagnostics LAPD10 (Umino-nakamichi, Fukuoka, Japan 24-28 September 2001), 316-321.

S. Hassaballa, Y. Kuwabara, A. Mase, K. Uchino, K. Muraoka and H. K. Park