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Question 1
a. Outline the Quantum Confinement effects in quantum wells
b. Outline the density of states for 3D, 2D, 1D and 0D systems (use solid state physics text book to aid you
Question 2
Outline top down and bottom up methods for the creation of nanomaterials: in your answer give an example of each and state the differences between them.
Question 3
Outline the use of nano gold in chemotherapy and outline Asbestos and possible nanotube parallels.
A 8.00-kg block of ice, released from rest at the top of a 1.32-m -long frictionless ramp, slides downhill, reaching a speed of 2.76m/s at the bottom. What is the angle between the ramp and the horizontal
A mass spectrometer applies a voltage of 2 kV to accelerate a singly charged positive ion. A magnetic field of B = 0.400 T then bends the ion into a circular path of radius 0.305m. What is the mass of the ion.
What is the electrical potential at the surface of a gold nucleus? The radius is 6.6 x 10-15 m and the atomic number Z = 79
1 the scientific method is used by scientists to understand the natural laws that the universe obeys. scientists are
A parachutist bails out and freely falls 61 m. Then the parachute opens, and thereafter she decelerates at 2.3 m/s2. How long is the parachutist in the air
Two trains, each having a speed of s, are headed at each other on the same straight track. what is the total distance the bird travels
Explain how do Decisions concerning span of management and the use of committees and coordination techniques affect basic organizational structure
Suppose a manufacturing plant has an average sound intensity level of 97.0 dB created by 25 identical machines. Find the sound intensity created by one such machine
A siphon tube is filled with gasoline and closed at each end. One end is inserted into a gasoline tank 0.15 m below the surface of the gasoline. What is the corresponding rate of flow of the gasoline
When placed in a fluid with an unknown density, a sphere with a radius of 8.50 cm floats with 2/3 of its volume submerged. What is the density of the fluid
Two point charges, q1 = 2.0 pC and q2 = -2.0 pC, are separated by 3.8 µm.(a) What is the dipole moment of this pair of charges
A 2000-kg car accelerates uniformly from rest to 120 km/hr in 10 seconds, then maintains constant speed. What is the linear acceleration of the car
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