Multiphoton absorption and multiphoton excited photoluminescence in transition metal doped znsezns quantum dots

... nonlinear optical investigations of the multiphoton absorption (MPA) and multiphoton excited charge carrier dynamics in ZnSe/ZnS and transitionmetal -doped ZnSe/ZnS core/shell semiconductor quantum ... understanding of how the quantum confinement changes the spin-forbidden transitions in QDs The experiment setups and principles of Z-scan, pump-probe, and multiphotonex...

Ngày tải lên: 11/09/2015, 10:06

... experiments embodied in this thesis entitled, MULTI- PHOTON ABSORPTION INDUCED PHOTOLUMINESCENCE IN DOPED SEMICONDUCTOR QUANTUM DOTS AND HETERO- NANOSTRUCTURES , submitted for the degree of Joint Doctor ... is to certify that the work incorporated in the thesis entitled, MULTI- PHOTON ABSORPTION INDUCED PHOTOLUMINESCENCE IN DOPED SEMICONDUCTOR QUANTUM...

Ngày tải lên: 17/09/2015, 17:17

... splitting (b) Result of fast Fourier analysis adjacent TE and TM modes) again in agreement with measured modes separation (Fig 3a) Periodicities of 0.44 and 0.33 nm, obtained from the Fourier analysis, ... and Raman spectra from a monolayer of CdTe quantum dots were observed due to strong coupling with the spherical microcavity Simultaneous Stokes and ant...

Ngày tải lên: 22/06/2014, 22:20

... optical properties of noble metal nanoparticles and two- photon photoluminescence, the aggregation of noble 32 metal nanoparticles induced enhanced two- photon photoluminescence and their applications ... photoluminescence of noble metal nanoparticles Firstly, two- photon excited photoluminescence and two- photon induced singlet oxyge...

Ngày tải lên: 10/09/2015, 09:02

... PE -LiNi0. 5Mn1. 5O4, (b) PE -LiNi0. 4Ru0. 05Mn1. 5O4, (c) RF -LiNi0. 5Mn1. 5O4, (d) RF -LiNi0. 4Ru0. 05Mn1. 5O4, (e) PA -LiNi0. 5Mn1. 5O4 and (f) PA -LiNi0. 4Ru0. 05Mn1. 5O4 109 Fig 6.2 XRD results of (a) PE -LiNi0. 5Mn1. 5O4, ... PE -LiNi0. 5Mn1. 5O4, PE -LiNi0. 4Ru0. 05Mn1. 5O4, (b) RF -LiNi0. 5Mn1. 5O4, RF -LiNi0. 4Ru0. 05Mn1. 5O4, and (c) PA -LiNi0. 5Mn1. 5O4 and P...

Ngày tải lên: 10/09/2015, 15:52

... Incentives of Retirement Transition for Elderly Workers: An Analysis of Actual and Simulated Replacement Rates in Ireland Jinjing Li Maastricht University Cathal O’Donoghue Rural Economy and ... 5865 July 2011 ABSTRACT Incentives of Retirement Transition for Elderly Workers: An Analysis of Actual and Simulated Replacement Rates...

Ngày tải lên: 05/03/2014, 18:20

... From Cancer Patient to Cancer Survivor lost in transition AN AMERICAN SOCIETY OF CLINICAL ONCOLOGY AND INSTITUTE OF MEDICINE SYMPOSIUM Maria Hewitt and Patricia A Ganz Editors THE NATIONAL ... years to come Maria Hewitt and Patricia A Ganz Plenary Session INTRODUCTIONS TO THE SYMPOSIUM AND FOR REPRESENTATIVES OF THE AMERICAN SOCIETY OF...

Ngày tải lên: 22/03/2014, 20:21

... (Bio-Rad Laboratories Inc., Milan, Italy) The amount of cytochrome c in cytosol and mitochondria during rat liver regeneration was determined by SDS polyacrylamide gel electrophoresis analysis, as ... that the decrease in ATP synthesis rate observed in mitochondria isolated during the prereplicative phase of liver regeneration [12] is probably a result of...

Ngày tải lên: 24/03/2014, 04:21

... doi:10.1186/1556-276X-6-320 Cite this article as: Dhara and Giri: Size-dependent visible absorption and fast photoluminescence decay dynamics from freestanding strained silicon nanocrystals Nanoscale Research ... for the distinct visible absorption and an intense visible PL at 580-585 nm from the freestanding Si NCs While the absorption/ photoexcitation...

Ngày tải lên: 21/06/2014, 04:20

... al.: Effect of annealing treatments on photoluminescence and charge storage mechanism in silicon-rich SiNx: H films Nanoscale Research Letters 2011 6:178 Submit your manuscript to a journal and ... S4 containing 33 at.% of silicon excess and annealed within the temperature range of 500-1100°C for 30 in N2 ambient, (c) evolution of Si-N stretching band posit...

Ngày tải lên: 21/06/2014, 05:20

... valence band in the position The compressing and stretching condition of bottom in the pyramid QD is the same as the lens-shaped QD The difference of QD shape makes the strain distribution rather ... calculation, the QDIP system is made up of InAs/GaAs So, the second term has the same impact on the strain distribution In the following, we will...

Ngày tải lên: 22/06/2014, 01:20

... creation of new selection rules during the process of the light absorption Therefore electronic states and direct inter-band light absorption are considered below for strongly oblate ellipsoidal quantum ... characteristics inside semiconductor SQ systems In particular in paper [15] the quantum effect of the magnetic field inside the of the strongly prolat...

Ngày tải lên: 22/06/2014, 19:20

... Regulation of G1/ S transition and induction of apoptosis in HL-60 leukemia cells by fenretinide (4HPR) Int J Cancer 1998, 78:53-61 Darzynkiewicz Z, Bedner E, Smolewski P: Flow cytometry in analysis of ... distribution and the expression of various cell cycle regulatory proteins in HL-60 cells Figure Effects of LA on cell cycle phase distributio...

Ngày tải lên: 10/08/2014, 22:20

... broad overview of the behaviour of the wheat transcriptome to winter conditions and this has provided many interesting clues to the interaction of the several pathways involved in phase transition ... conditions, these photoreceptors contribute to the initiation of flowering through the stabilisation of the CO protein [37] Of the principal photore...

Ngày tải lên: 12/08/2014, 03:20