Browse by Subject "Quantum dots"
Now showing items 1-8 of 8
Characterizing uptake, distribution and fate of CdSe/ZnS quantum dots in Synnechococcus elongatus PCC7942 (2011-08-26)One of the challenges in developing a framework for characterizing nanoparticle toxicity is that the number of nanoparticles and their superficial derivatives is very large and continues to expand rapidly. Multiple factors ...
(2012-06-27)Over the past two decades, there has been great interest in integrating semiconductor quantum dots (QDs) into electronic and optoelectronic devices, utilizing the three-dimensional quantum confinement effect to improve ...
(2015-03-06)In this thesis,nanolithographically de ned quantum dots are discussed including their fabrication process and optical properties. First, an introduction to the eld of quantum dots (QDs), and the advantages of QD-based ...
(2010-05-19)Nanoimprint lithography is a low-cost, high-throughput alternative to traditional serial nanolithography technologies. Here it is explored for application in the optoelectronics area. A variant of NIL using a flexible ...
(2011-05-25)The theoretical efficiency limit of current solar cell technology, called the Shockley-Queisser limit, is about 30%. Research is underway to overcome this limit using new types of nano-sized solar cells. Quantum dots offer ...
(2011-01-14)The ever increasing demand for oil and its limited supply have forced us to look for alternate sources of energy. Solar energy offers a cheap, alternate form of energy. The efficiency of a solar cell is set by the ...
Surface-emitting lasers for communications: novel metal-cavity microlasers and high-contrast-grating tunable VCSELs (2015-04-14)A comprehensive study of the theory and experiments of surface-emitting semiconductor lasers is presented. The design of novel micro and nanolasers using metal cavities for optical confinement is discussed. Theoretical ...
(2013-08-22)Nanotechnology is believed to have the potential of solving the biggest challenges for human beings in areas such as environment protection, renewable energy, and disease detection and treatment. At the same time, this new ...