SUST Repository

Masters Dissertations : Laser

Masters Dissertations : Laser

 

Recent Submissions

  • Osman, Ibrahim Slah Mohammed (Sudan University of Science and Technology, 2017-05-17)
    In this work the emission of singlet molecular oxygen at room temperature was determined by using spectroscopic method. The dyes were preparedfrom (Methylene blue, Eosin yellow and Fluorscin dissolving in methanol ...
  • Abdlrhman, Hayfaa Taj Elsier Ahmed (Sudan University of Science and Technology, 2017-05-17)
    In this work, a UV light emitting diode (LED) with a wavelength of 365 nm and power 1200 mW was used as UV source for the photodegradation of methyl orange molecules by stimulating zinc oxide, as a catalyst, to interact ...
  • Osman, Wafaa Hassan (Sudan University of Science and Technology, 2017-05-15)
    In this work, the optical properties of purepolyvinyl alcohol(PVA) and PVA doped with silver nitratewith different mass ratioswere studied using different types of monochromatic light sourcesin wavelength range (360-920) ...
  • Abd Elwahab, Ahmed Abd Elwahab Ahmed (Sudan University of Science and Technology, 2017-05-05)
    As general laser properties it’s unique, are used in a wide variety of applications in all walks of life. The common problem to metal industrial is rust. The rust is a layer coated surfaces of metallic object which decreases ...
  • Mohammed, Nahla Elballola Ahmed; Supervisor,-Nafie Abd Allattief Almuslet (Sudan University of Science and Technology, 2016-03-07)
    In this work, the emission of some dyes were studied after excitation by different lasers. The emitted light can be used for different applications including Photodynamic Therapy (PDT). The dyes were preparedfrom (Alcain ...
  • Mohamed, Amani Mohamed Yosif; Supervisor,-Nafie Abd Allattief Almuslet (Sudan University of Science and Technology, 2016-04-10)
    In this work the toxic Malachite green was degraded using photodegradation technique, in which a LED emitting at 365 nm and power 1200mW was used as UV source. It stimulate the copper oxide (CuO) to interact with Malachite ...
  • Khairi, Aisha Darwish Mohammed Khalid; Supervisor,-Nafie Abd Allattief Almuslet (Sudan University of Science And Technology, 2015-11-25)
    In this work a simple and active photocatalysis system was used to degradate chloroform from wastewater by irradiation with monochromatic UV light source with output power of 1200 mW and 365 nm wavelength. Fe2O3 ...
  • Elkhalifa, Marwa Ibrahim Salama; Supervisor, - Ali A. AlrahmanMarouf (Sudan University for Sciences and Technology, 2015-11-03)
    Solar energy is rapidly becoming one of the most promising renewable energy sources available to us. This work aimed tomodifythe surface of mono crystalline silicon solar cell.Texturing of semiconductor surface can be ...
  • Osman, Islam Mohammed; Supervisor, - Ali Abdel Rahman Saeed Marouf (Sudan University of Science & Technology, 2015-12-10)
    Appropriate eye protection is a prerequisite for the safe operation In industrial and laboratory environments. In this thesis some laser goggles in the clinic of the laser institute of Sudan university of Science ...
  • El-ameer, Abeer A. E. El-ameer; Supervisor, - Mohmmed A. Elkareem; Co-Supervisor,-Nafie A. Almuslet (Sudan University of Science & Technology, 2005-06-05)
    This work aims to study visible laser-induced polymerization of acrylamide. Three individual drops of the polymerization mixture were irradiated with He-Ne laser-emitting at 632.8 nm with output power of 1mW-for different ...
  • Abdalgader, Altaf Alsaid Mohamed; Supervisor, - Ali Abdel Rahman Saeed Marouf (Sudan University of Science & Technology, 2015-10-12)
    In this work; iron oxide thin films (Fe2O3) were fabricated by pulsed laser deposition technique (PLD). Pulsed Nd: YAG laser was used for prepared Fe2O3 thin films at wave length 532nm and 10 ns pulse duration with ...
  • Abd Alraheim, Yousif Hassan Alsheikh; Supervisor,-Nafie Abd Allattief Almuslet (Sudan University of Science & Technology, 2015-08-13)
    In this work, a known concentration of CuSO4 dissolved in distilled water in order to fabricate thin films on glass substrate of (1.5) refractive index and (1.2) mm thickness by evacuation method in the presence of laser ...
  • Abd Elkareem, Mohamed Ahmed; Supervisor, - Abd elmoneim M. Awadelgied (Sudan University of Science and Technology, 2014-12-08)
    In this research calibration of some laser equipment in the clinic of the laser institute of the university of Sudan(Omega xp and Orillia) was per formal together with some other devices (diode laser second harmonic, He- ...
  • Wsnaa, Ali Eltayeb Ibrahim; Supervisor,-Nafie Abd Allattief Almuslet (Sudan University of Science and Technology, 2014-05-01)
    Dedication To the spirit of my father . To my family ( mother, sisters and my brother). To all my great teachers. To all colleagues , friends and anyone who helped me to finish this research . . ii Acknow ...
  • Taher, Ahmed Abubaker Mohamed; Supervisor,-Nafie Abd Allattief Almuslet (Sudan University of Science & Technology, 2014-03-01)
    The aim of this research was to explore the singlet oxygen emitted after irradiation Dibenzocyanine 45, Methylene Blue and Rhodamine 6G dyes after irradiation using two lasers with different wavelengths, so that the ...
  • Mohamed Salih, Mohamed Ahmed Mahgoub; Supervisor,-Nafie Abd Allattief Almuslet (Sudan University of Science & Technology, 2014-03-01)
    In this research different amounts of semiconductor photocatalyst (TiO2) were added to Rhodamine 6G and the mixture were irradiated by narrow band of wavelengths of Ultra violet light in the range of 270 to 280 nanometers. ...
  • Dawod, Sofyan Sharafedin Mohamed; Supervisor,-Nafie Abd Allattief Almuslet (Sudan university of Science and Technology, 2014-04-10)
    The objective of this work was the utilization of laser induced breakdown spectroscopy (LIBS) technique in investigation of elements in three different types of Sudanese benzene. Q-switched –Nd: YAG Laser with 10 ns pulse ...
  • Hassan, Mona Abd Alrhman Omer; Supervisor, - Abdelmoneim M. Awadelgied; Supervisor, - Abdalla Salih Ali (Sudan University of Science & Technology, 2014-01-01)
    An explosive circuit was designed. It was consist of laser source, laser detector, digital counter and detonator. It is excited by laser diode beam (695nm) from a transmitter. The circuit operates when the laser beam was ...
  • Satti, Amira Abd El-Aziz El hassan; Supervisor, - Elfatih Ahmed Hassan; Co - Supervisor, - Nafie Abd Al-Lattief (Sudan University of Science and Technology, 2004-12-01)
    This study proposed and tested a simple, yet highly effective, and fairly accurate laser light scattering system for evaluation of emulsion’s functionality of emulsifying agents and their blends. The laser light scattering ...
  • Abdelkarim, Alaeldean Abd Allah Mohamed; Supervisor, - Mubarak Elmahal Ahmed (Sudan University Of Science and Technology, 2013-03-01)
    The primary goal of this research is to obtain laser radiation from two dyes, (Coumarin500 & Rhodamine 6G), study the resulted laser properties and study the effect of different solvents on the laser output. In this ...

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