Modern Physics Randy Harris Solutions

[Kerby Kolpack]

Beforeyour first modern physics class, it would be helpful to review basic concepts in classical mechanics, such as Newton's laws of motion, conservation of energy and momentum, and simple harmonic motion. Familiarizing yourself with the fundamental equations of motion and concepts of force, acceleration, and velocity will provide a solid foundation for understanding modern physics concepts.

While a strong background in mathematics is certainly helpful for understanding modern physics, it is not necessary. Most modern physics courses will cover the necessary mathematical concepts and equations as they are introduced. However, having a basic understanding of algebra, trigonometry, and calculus will make it easier to grasp these concepts and apply them to problem-solving.

Modern physics classes often include hands-on experiments or demonstrations to illustrate concepts such as wave-particle duality, special relativity, and quantum mechanics. These experiments may involve using equipment such as lasers, diffraction gratings, or particle detectors to observe and measure phenomena that cannot be seen with the naked eye.

Aside from reviewing basic mathematical concepts, it can be helpful to practice solving problems using equations and formulas. You can find practice problems and solutions in textbooks or online resources. Additionally, familiarizing yourself with scientific notation and units of measurement will be beneficial for understanding and manipulating data in modern physics.

Yes, there are many online resources and study guides available to help you prepare for your first modern physics class. These can include lecture notes, practice problems, and video tutorials. Your professor may also provide a list of recommended resources or a course syllabus that outlines the topics and concepts that will be covered in the class.

The experimental foundations of modern physics: Elementary relativity theory. The Michelson-Morely experiment. Einstein's theory of special relativity. Length contraction. Time dialation. Elementary quantum physics. Planck's radiation law. X-ray radiation and spectra. Rutherford's atomic model. Atomic structure. Bohr's atomic model. Atomic energy levels. Nuclear structure. Radioactive decay. Matter waves. Wave packets and the Heisenberg Uncertainty Principle. Wave-particle duality.

Quantum mechanics: the foundations of quantum mechanics. Operators and commutation relations. The Schrdinger equation applied to simple potentials. Interpretation of wave functions. Plane wave solutions. The harmonic oscillator. Angular momentum and spin. The hydrogen atom and the periodic table. The Pauli principle. Lowest order time independent perturbation theory and applications there-of. Applications to physical phenomena: (including) the photoelectric effect, the Compton effect, X-ray diffraction, particle diffraction, the Stark effect, the Zeeman effect. Applications within science and technology (including) tunneling, the tunneling electron microscope, the Stern-Gerlach experiment, the atomic nucleus, the helium atom, simple molecules.

Note: Admission requirements for non-programme students usually also include admission requirements for the programme and threshold requirements for progression within the programme, or corresponding.

The course shall give an introduction to and an overview of modern physics,especially areas in statistical physics, quantum mechanics and solid statephysics that are important in semiconductor technology. After completingthis course students should be able to do the following:Apply basic relations in relativistic dynamicsDescribe basic phenomena that motivated the transition from classicalphysics to quantum physics and the formulation of the Bohr modelDescribe the uncertainty relations and the different ways of interactionbetween electromagnetic radiation and matter, and apply these in problemsolvingSolve the Schrdinger equation in some special cases; be able to interpretand describe the solutions (wave functions) physically, and to calculatephysically measurable quantities using wave functions.Describe non-classical concepts like tunnel effect and spin and their applications, and apply these conceptsin simple model calculationsDescribe the Pauli principle and explain how it determines the electronconfiguration in atoms, and its importance for the principles of the buildupof the periodic systemApply basic statistical mechanics, especially being able to calculatephysical quantities starting from distribution functionsGive an account for the main steps in the derivation of theMaxwell-Boltzmann, Fermi-Dirac and Bose-Einstein distributions, and giveexamples of applications.Describe different types of crystal structures and chemical bonds in solidmaterialsGive an account for what characterizes conductors, semiconductors andinsulators, especially with respect to the electrical conductivity, and themeaning and importance of energy bands.Describe central concepts in semiconductor physics like doping,acceptor,donor,effective mass, and make simple model calculations using themExplain and evaluate results obtained from assignments in computersimulation and communicate by presenting written accounts of these

Relativistic dynamics, Quantum mechanics: interaction between electromagnetic radiation and matter, wave-particle dualism, the uncertainty principle. The Schrdinger equation with applications on simple systems. The Pauli principle and the periodic system. Statistical physics:Maxwell-Boltzmann,Fermi-Dirac and Bose-Einstein distributions with applications.

Solid state physics: Crystal structures, lattices, electrical conductivity of semiconductors, band theory.

A syllabus has been established for each course. The syllabus specifies the aim and contents of the course, and the prior knowledge that a student must have in order to be able to benefit from the course.

Courses are timetabled after a decision has been made for this course concerning its assignment to a timetable module. A central timetable is not drawn up for courses with fewer than five participants. Most project courses do not have a central timetable.

Courses with few participants (fewer than 10) may be cancelled or organised in a manner that differs from that stated in the course syllabus. The board of studies is to deliberate and decide whether a course is to be cancelled or changed from the course syllabus.

Written and oral examinations are held at least three times a year: once immediately after the end of the course, once in August, and once (usually) in one of the re-examination periods. Examinations held at other times are to follow a decision of the board of studies.

The examination schedule is based on the structure of timetable modules, but there may be deviations from this, mainly in the case of courses that are studied and examined for several programmes and in lower grades (i.e. 1 and 2).

In order to take an examination, a student must register in advance at the Student Portal during the registration period, which opens 30 days before the date of the examination and closes 10 days before it. Candidates are informed of the location of the examination by email, four days in advance. Students who have not registered for an examination run the risk of being refused admittance to the examination, if space is not available.

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The grades that are preferably to be used are Fail (U), Pass (3), Pass not without distinction (4) and Pass with distinction (5). Courses under the auspices of the faculty board of the Faculty of Science and Engineering (Institute of Technology) are to be given special attention in this regard.

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