Outline how semiconductor quantum dots coated with strands of DNA can self-assemble into a variety of structures

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Physics of nanomaterials Problem Sheet Due last teaching week of term on the Monday, check notices on blackboard for specific dates Question 1 Outline the Quantum Confinement effects in quantum wells Question 2 Outline what you know about Exciton processes in semiconductors Question 3 Outline what you understand in regard to the electronic structure in carbon nanotubes Question 4 Outline one example of where carbon nanotubes are applied in biology Question 5 Outline two methods that enable the optical measurements of single quantum dots Question 6 Outline what you know about how quantum dots can be used in imaging in biology Question 7 Answer the following by reading the 3 papers published this year. Research PAPER 1 attached on blackboard Write a short note using diagrams were possible a) How does the device work b) What role do the nanoparticles play c) Has the device been applied to single-organelle probing Research PAPER 2 Write a short note using diagrams were possible a) What is a solar concentrator and optical antenna? b) How do the aligned filaments exchange excitation energy and concentrate it to the centre of core–shell structures with radial gradients in the optical bandgap? Research PAPER 3 a) Outline how semiconductor quantum dots coated with strands of DNA can self-assemble into a variety of structures