Quantum Dot

Quantum Dots and Self-assembled Q.dots-DNA Hybrids for dodge Interface and Biosensor Applications. Institute of Physics Bhubaneswar 751007 E-mail:sahu@iopb.res.in S. N. Sahu 1. cornerstone 2. Semiconductor Nanocrystals 3. Nano-Bio systems 4. Applications 5. Conclusion Nanostructure and cluster activities at Institute of Physics, Bhubaneswar tax write-off Routes chemical substance Cds Electrochemical CdSe GaAs Pbs HgS HgTe and Porous Si HgTe-DNA, CdSe-DNA and bio-molecular recognition Synthesis of nanostructures by solid-ion beam interaction by Sputtering, ion implantation and MeV ion calamus Theory: Electronic structure slowness Studies: Composition, thickness & impurity, Structure, size, Surface, Optical, Device/ Interfacial, Electronic structure, and Nano-bio systems Facilities at IOP: Accelerator, GXRD, HRTEM, AFM/ MFM. XPS, ARUPS, MBE, PL, Spectrophotometer, Raman, FTIR, LCR meter, LECBD set up, chemic Lab.

X-ray reflectivity, Langmuir, Applications: Nano-Electronic Devices, UV Sensor, Bio-molecular recognition Cluster Sb and Se Sb2O3, and SeO2, (LECBD) Nano-CdS Optical assiduousness of CdS AFM of nano-CdS PL of CdS nanocrystals with aging effect Visible swallow emission from CdS (a,b,c,d) and HgTe (a,b) under UV excitation Acts as an UV sensor at room temperature a) b) downstairs white lighter Under UV light (c ) New peaks bet with time. of late trap positions (A) does not change with time where as modify traps (B) move with increase in size- red shifted Nano-HgTe TEM Micrograph,SAD and histogram of HgTe Nanocrystals compositional dependant m icro Raman spectra of nano-HgTe Compositi! on dependent optical assiduousness and PL of HgTe Nanocrystal Nano-CdSe (a) (b) ( c) (d) Glancing wobble X-ray Diffraction (GXRD) Spectra of CdSe nanocrystals a) Fractal growth DLA pattern Dimension: 1.6 d) Histogram: think of surface: 7.5 nm b) Micrograph c) SAD: Cubic phase Polycrystalline ensample S(2) (2.22 eV) is blueing shifted by 0.52 eV from...If you want to get a climb essay, order it on our website: OrderCustomPaper.com

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