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The Catalytic Activity of Gold/Cadmium Sulfide (Au/CdS) Nanocrystals

Bastola, Ebin

Abstract Details

2014, Master of Science (MS), Bowling Green State University, Physics.
Semiconductor nanocrystals (NCs) are the building blocks for the future opto-electronic devices, and other energy-harvesting applications. Although the energy demand has been increasing, energy sources are diminishing. Hydrogen, green energy source, is used in space shuttles and other transportation means. The hydrogen production using semiconductors such as TiO2 suffers from several limitations, and hence, alterative techniques for hydrogen production are desired. Recently, photocatalysis using different nanostructures has been studied.1-6 In this project, we have studied the catalytic activity of gold/cadmium sulphide (Au/CdS) NCs to reduce protons into hydrogen qualitatively. The Au/CdS NCs absorb a large amount of visible photons due to plasmon resonance and create electron-hole pairs. The excited electrons migrate to the catalysts, and the protons are reduced while the ligands on the surface of NCs scavenge holes. Thus, photocatalysis occurs due to the energy transfer from metal to semiconductor materials. The hydrogen production using Au/CdS metal semiconductor NCs is more efficient than that of using CdS semiconductor NCs.
Mikhail Zamkov, Dr. (Advisor)
Alexy Zayak, Dr. (Committee Member)
Farida Selim, Dr. (Committee Member)
45 p.

Recommended Citations

Citations

  • Bastola, E. (2014). The Catalytic Activity of Gold/Cadmium Sulfide (Au/CdS) Nanocrystals [Master's thesis, Bowling Green State University]. OhioLINK Electronic Theses and Dissertations Center. http://rave.ohiolink.edu/etdc/view?acc_num=bgsu1403277153

    APA Style (7th edition)

  • Bastola, Ebin. The Catalytic Activity of Gold/Cadmium Sulfide (Au/CdS) Nanocrystals. 2014. Bowling Green State University, Master's thesis. OhioLINK Electronic Theses and Dissertations Center, http://rave.ohiolink.edu/etdc/view?acc_num=bgsu1403277153.

    MLA Style (8th edition)

  • Bastola, Ebin. "The Catalytic Activity of Gold/Cadmium Sulfide (Au/CdS) Nanocrystals." Master's thesis, Bowling Green State University, 2014. http://rave.ohiolink.edu/etdc/view?acc_num=bgsu1403277153

    Chicago Manual of Style (17th edition)