Semiconductor Nanocrystals
Rational design of the gram scale synthesis of nearly monodisperse semiconductor nanocrystals
... In this contribution, we evaluate the potential of the DOE approach using the Taguchi method of experi- mental plans for the optimization of the synthesis of semiconductor nanocrystals [5]. We chose CdSe ...
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Optical and Structural Studies of Shape-Controlled Semiconductor Nanocrystals and Their Self-Assembled Solids
... Figure 2.1 Faraday’s gold colloids, on display at the Royal Institution of Great Britain. 34 The samples studied throughout this work consist primarily of semiconductor nanocrystals, for which the targeted ...
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Kudera, Stefan (2007): Formation of Colloidal Semiconductor Nanocrystals: The Aspect of Nucleation. Dissertation, LMU München: Fakultät für Physik
... the nanocrystals is considered their main ...limited. Semiconductor nanocrystals function nicely as fluorescence markers, but it is still difficult to direct them specifically towards areas of ...
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Benefitting from Dopant Loss and Ostwald Ripening in Mn Doping of II VI Semiconductor Nanocrystals
... Smaller nanocrystals in a reaction batch, on average, exhibit higher undesirable band-edge photoluminescence (PL) and lower desirable dopant ...undesirable nanocrystals through Ostwald ripening along with ...
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Level Anticrossing of Impurity States in Semiconductor Nanocrystals
... The size dependence of the quantized energies of elementary excitations is an essential feature of quantum nanostructures, underlying most of their applications in science and technology. Here we report on a fundamental ...
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Kriegel, Ilka (2013): Near-infrared plasmonics with vacancy doped semiconductor nanocrystals. Dissertation, LMU München: Fakultät für Physik
... dope semiconductor NCs through the insertion of impurity atoms remains far from trivial, as self-purification during NC growth expels the dopant atom from the crystal to the ...doped semiconductor NCs are ...
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Flexible Electronics Based on Solution Processable Organic Semiconductors and Colloidal Semiconductor Nanocrystals
... In the second part of the thesis, we introduce colloidal CdSe nanocrystals (NCs) as solution-processable "inks" of semiconductor thin film devices. By strongly coupling and doping the CdSe NC thin ...
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Confined optical modes in small photonic molecules with semiconductor nanocrystals
... We report on the coherent coupling of whispering gallery modes ( WGMs ) in a photonic molecule formed from two melamine-formaldehyde spherical microcavities coated with a thin shell of light-emitting CdTe ...
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Coupled cavity modes in photonic molecules with semiconductor nanocrystals
... manipulate photons in the micrometer length scale. In analogy to the formation of molecular electronic orbits, the tight binding approximation provides two combinations for the electromagnetic field in a system of ...
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Modification of photon states in photonic molecules with semiconductor nanocrystals
... Abstract —We report on the coherent coupling of whispering gallery modes (WGM) in a photonic molecule formed from two melamine-formaldehyde spherical microcavities coated with a thin shell of CdTe nanocrystals ...
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Next Generation Theranostic Agents Based on Polyelectrolyte Microcapsules Encoded with Semiconductor Nanocrystals: Development and Functional Characterization
... agents. Semiconductor quantum dots (QDs) are characterized by extremely high brightness and photostability that make them attractive fluorescent labels for visualization of intracellular penetration and delivery ...
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SYNTHESIS AND CHARACTERIZATION OF NANOCRYSTALLINE CdS THIN FILMS
... of nanocrystals also depend strongly on ...individual semiconductor nanocrystals, in which Coulomb blockade effects and discrete energy level spacings are both expected to occur, are a topic of much ...
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Designing Nanomaterials For Electronic And Optoelectronic Devices Through Charge Carrier Control
... Colloidal semiconductor nanocrystals (NCs) have been shown to be promising materials for electronic, 1 optoelectronic 2–4 and thermoelectric 5 applications, because of their tunable electronic and optical ...
229
Synthesis, Characterization and Swift Heavy Ion Induced Modification of Semiconductor (Ge & Si) Nanocrystals
... of nanocrystals and the effects of heavy ion irradiation (both fluence and electronic energy loss dependence studies) in these samples were explained with existing thermal spike ...of nanocrystals in these ...
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Nanoparticles for multimodal in vivo imaging in nanomedicine
... A big advantage of MRI–optical dual-modality imaging is that it is safe in humans. Both MRI and optical imaging are free from harmful radiation, such as X- or γ -rays. In particu- lar, MRI–NIRF dual-modal NPs can get ...
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Noninjection Synthesis of CdS and Alloyed CdSxSe1−xNanocrystals Without Nucleation Initiators
... CdS nanocrystals prepared with the OA/Cd molar ratio of ...The nanocrystals grown fast, and the size distri- bution decreased evidently with the temperature increasing to 240°C, confirmed by the narrowing ...
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Modeling, Simulation and Fabrication of 100 nm (Leff) High Performance CMOS Transistors
... I would like to thank staff of Semiconductor and Microsystems Fabrication Laboratory specially Patricia Meller and Sean O’Brien for constant help while working in laboratory. I would like to thank Scott Blondell, ...
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Fibre compatible modelocked lasers at 1 5μm
... for semiconductor laser pumping of Nd:YAG ...Thus semiconductor pump lasers having CW output powers up to IW are readily available and can thus be directly used for the excitation of erbium-doped fibre ...
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Development of deep submicron CMOS process for fabrication of high performance 0.25 nm transistors
... the Semiconductor & Microsystems Fabrication Laboratory at RIT is thanked for their technical expertise and assistance in keeping all of the tools used for this work up and ...
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Thermal conductivity and thermal boundary resistance of nanostructures
... Molecular dynamics simulations are also used to study the metal/semiconductor interfaces. Among all the interatomic potentials that are available, the MEAM potential is a good alternative to work with since it can ...
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