Engineering of binary metal oxide nanostructures for highly efficient and stable excitonic solar cells
Engineering of binary metal oxide nanostructures for highly efficient and stable excitonic solar cells
... bands of SnO2 flowers and fibers 137 6.1.7 Proposed growth model of nanoflowers 139 6.1.8 Fabrication of solar cells and evaluation of photovoltaic properties 142 6.2 Estimation of ... Outlook and Recommendations 162 Bibliography 164 vii SUMMARY Excitonic solar cells (ESCs) such as Dye Sensitized Solar Cells (DSCs) and Organic Solar Cells...
Ngày tải lên: 12/09/2015, 10:22
Highly efficient and stable photoluminescence from silicon nanowires coated with sic
... can be coated with b -SiC so as to integrate the various advantages of the SiC with the important nanoscaled materials in order to advance its applications in photophysics and device physics SiNW ... excitation light and the PL emission with much less loss It is believed that during the deposition process, hydrocarbon and hydrogen ions react with silicon oxide to form car...
Ngày tải lên: 16/03/2014, 15:05
preparation and functionalization of macromolecule-metal and metal oxide nanocomplexes for biomedical applications
... ProQuest Information and Learning Company 300 North Zeeb Road P.O Box 1346 Ann Arbor, MI 48106-1346 Preparation and Functionalization of Macromolecule -Metal and Metal Oxide Nanocomplexes For Biomedical ... of metal or metalloid elements surrounded by various types of ligands Metal alkoxides belong to a family of organometallic compounds which contain an org...
Ngày tải lên: 13/11/2014, 16:16
Synthesis of metal oxide nanostructures and their applications as lithium ion battery anodes
... IONP@PC and IONP@mC-600 Insets of C and F: SAED patterns of IONP@PC and IONP@mC-600 95 Figure 6-4: Particle size distributions of (A) IONP@PC and (B) IONP@mC-600 96 Figure 6-5 TEM images of IONP@mC-600 ... iron oxides and lithium was in the 1980s.[51] However, the nature of the reaction was not clear until J M Tarascon and his coworkers reported the conversion reaction...
Ngày tải lên: 10/09/2015, 09:30
Transition metal oxide nanostructures shape controlled synthesis, characterizations and studies of physical properties
... TRANSITION METAL OXIDES NANOSTRUCTURES: SHAPE CONTROLLED SYNTHESIS, CHARACTERIZATIONS AND STUDIES OF PHYSICAL PROPERTIES BINNI VARGHESE (M Sc.) A THESIS SUBMITTED FOR THE DEGREE OF DOCTOR OF ... emission properties of various metal oxide nanostructure arrays Nanostructures of zinc oxides, 29 Chapter Introduction to Metal Oxide Nanostructures molybd...
Ngày tải lên: 14/09/2015, 14:11
chemical sensing and catalysis by one - dimensional metal - oxide nanostructures
... properties of metal oxides (4, 12–14) Chemical and biological sensors having nanostructured metal oxides and especially metal- oxide nanowires benefit from the comprehensive understanding that exists ... direction, one can expect to see the onset of progressively more significant quantum effects (32) Surface Reactions on One- Dimensional Oxides, Gas Sensing, and Catalysis...
Ngày tải lên: 19/03/2014, 16:47
growth of monoclinic wo3 nanowire array for highly
... temperature The nanowire grew on top of WO3 nanoparticle seed layers, forming a quasialigned nanowire array The nanowires were single crystalline with monoclinic structure The nanowire array gas sensors ... should be noted that a layer of WO3 nanoparticles, acting as a seed layer, was formed prior to the nanowire array growth A gas sensor was prepared based on this...
Ngày tải lên: 19/03/2014, 16:48
Báo cáo hóa học: "Growth of Comb-like ZnO Nanostructures for Dye-sensitized Solar Cells Applications" doc
... interface of ZnO nanocombs and TCO [RZnO/TCO], is the capacitance of accumulation (of e-) layer of the ZnO nanocombs [CACC] and CSC space charge capacitance 123 1008 TCO (RZnO/TCO), the capacitance of ... efficiency of *0.68% with a fill factor of 34%, short-circuit current of 3.14 mA/cm2 and open-circuit voltage of 0.671 V This research opens a new way to utilize various k...
Ngày tải lên: 21/06/2014, 20:20
Báo cáo hóa học: " Profile Prediction and Fabrication of Wet-Etched Gold Nanostructures for Localized Surface Plasmon Resonance" docx
... abundance of various-shaped gold nanostructures Figure exemplifies that the profile of the nanostructure after gold evaporation is different for conformal and non-conformal gold nanostructures, as well ... angles of h = 60°, 60°, 60° and u = 0°, 120°, 240° to the nanosphere kinds of gold depositions are simulated for wet etching: a–d are for 3D conformal gold de...
Ngày tải lên: 22/06/2014, 00:20
REALIZATION OF PLASMONIC 2d 3d NANOSTRUCTURES FOR SURFACE ENHANCED RAMAN SCATTERING DETECTION
... V Summary Raman scattering is an important method to obtain the vibrational spectroscopic information of molecules by their inelastic scattering with photons Surface enhanced Raman scattering ... dimension of surface nanostructures should be explored to enhance the intensity of SERS signals By developing the SERS substrates from 2D to 3D, the aspect ratio and surfa...
Ngày tải lên: 09/09/2015, 08:18
Interface engineering for highly efficient polymer solar cells
... chapter 1 Introduction 1.1 A brief overview of polymer solar cells 1.1.1 Historical background of polymer solar cells The history of polymer solar cells, or organic photovoltaics in general, is ... photovoltaic performance and device stability This work aims to develop novel interfacial materials and cost-effective methods to modify the interface for highly efficient...
Ngày tải lên: 09/09/2015, 10:08
Surface functionalization of superparamagnetic iron oxide nanoparticles for potential cell targeting, imaging, and cancer therapy applications
... SURFACE FUNCTIONALIZATION OF SUPERPARAMAGNETIC IRON OXIDE NANOPARTICLES FOR POTENTIAL CELL TARGETING, IMAGING, AND CANCER THERAPY APPLICATIONS HUANG CHAO (B.ENG., ... Objectives and Scopes The overall aim of this thesis is to develop various functional polymers as surface coatings of SPIONs for potential cell targeting, MRI, and cancer...
Ngày tải lên: 09/09/2015, 10:14
Binary metal oxide and polymer based liquid repellent self cleaning surfaces
... BINARY METAL OXIDE AND POLYMER BASED LIQUID REPELLENT SELF- CLEANING SURFACES ANAND GANESH VENKATESAN (B Eng.) Anna University, Chennai ... research are as follows: Investigate binary metal oxides and polymer based material systems that are suitable for the fabrication of liquid repellent self- cleaning surfaces by electrospinning/electrospraying ......
Ngày tải lên: 09/09/2015, 11:14
Nanostructured metal oxide materials for dye sensitized solar cells
... NANOSTRUCTURED METAL- OXIDE MATERIALS FOR DYE- SENSITIZED SOLAR CELLS Shweta Agarwala (M.Sc, Nanyang Technological University, Singapore) A THESIS SUBMITTED FOR THE DEGREE OF ... …………………………………………………………… … 31 1.6 Stability of dye- sensitized solar cell ……………………………….… ……………… 32 1.7 Solid-state dye- sensitized solar cell …………………………… …………… …… 34 iii 1.8 Dye- sensitiz...
Ngày tải lên: 10/09/2015, 15:49
Synthesis and characterization of new metal carbon catalysts for hydrogenation of d glucose
... SYNTHESIS AND CHARACTERIZATION OF NEW METAL- CARBON CATALYSTS FOR HYDROGENATION OF D- GLUCOSE LIU JIAJIA (M.Eng, Tianjin University) A THESIS SUBMITTED FOR THE DEGREE OF DOCTOR OF PHILOSOPHY DEPARTMENT ... reaction types: i) hydrogenation of aliphatic aldehydes and ketones; ii) hydrogenation of unsaturated aldehydes; iii) hydrogenation of aromatic a...
Ngày tải lên: 11/09/2015, 10:18