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11 - 20 of 45 results for: APPPHYS

APPPHYS 223B: Nonlinear Dynamics: This Side of Chaos

Linear dynamics, periodic systems, Hamiltonian motion and phase space. The physics of nonlinear motion: thinking in phase space. Perturbation theory, periodic orbits, resonances, stability and instability. Integrability and symplectic integration. The KAM theorem and renormalization description of the transition to chaos. Dissipation and bifurcation. Application of methods to nanoscience, lasers and accelerators, condensed matter physics and biophysics. Prerequisites: differential equations and classical mechanics.
Terms: Aut | Units: 3
Instructors: Ruth, R. (PI)

APPPHYS 225: Probability and Quantum Mechanics

Structure of quantum theory emphasizing states, measurements, and probabilistic modeling. Generalized quantum measurement theory; parallels between classical and quantum probability; conditional expectation in the Schrödinger and Heisenberg pictures; covariance with respect to symmetry groups; reference frames and super-selection rules. Classical versus quantum correlations; nonlocal aspects of quantum probability; axiomatic approaches to interpretation. Prerequisites: undergraduate quantum mechanics, linear algebra, and basic probability and statistics.
Terms: Spr | Units: 3
Instructors: Mabuchi, H. (PI)

APPPHYS 232: Advanced Imaging Lab in Biophysics (BIO 132, BIO 232, BIOPHYS 232, GENE 232)

Laboratory and lectures. Advanced microscopy and imaging, emphasizing hands-on experience with state-of-the-art techniques. Students construct and operate working apparatus. Topics include microscope optics, Koehler illumination, contrast-generating mechanisms (bright/dark field, fluorescence, phase contrast, differential interference contrast), and resolution limits. Laboratory topics vary by year, but include single-molecule fluorescence, fluorescence resonance energy transfer, confocal microscopy, two-photon microscopy, and optical trapping. Limited enrollment. Recommended: basic physics, Biology core or equivalent, and consent of instructor.
Terms: Spr | Units: 4

APPPHYS 272: Solid State Physics (PHYSICS 172)

Introduction to the properties of solids. Crystal structures and bonding in materials. Momentum-space analysis and diffraction probes. Lattice dynamics, phonon theory and measurements, thermal properties. Electronic structure theory, classical and quantum; free, nearly-free, and tight-binding limits. Electron dynamics and basic transport properties; quantum oscillations. Properties and applications of semiconductors. Reduced-dimensional systems. (Graduate student enrollees will be required to complete additional assignments in a format determined by the instructor.) Undergraduates should register for PHYSICS 172 and graduate students for APPPHYS 272. Prerequisites: PHYSICS 170 and PHYSICS 171, or equivalents. Same as APPPHYS 272.
Terms: Spr | Units: 3

APPPHYS 273: Solid State Physics II

Introduction to the many-body aspects of crystalline solids. Second quantization of phonons, anharmonic effects, polaritons, and scattering theory. Second quantization of Fermi fields. Electrons in the Hartree-Fock and random phase approximation; electron screening and plasmons. Magnetic exchange interactions. Electron-phonon interaction in ionic/covalent semiconductors and metals; effective attractive electron-electron interactions, Cooper pairing, and BCS description of the superconducting state. Prerequisite: APPPHYS 272 or PHYSICS 172.
Terms: Aut | Units: 3
Instructors: Hwang, H. (PI)

APPPHYS 290: Directed Studies in Applied Physics

Special studies under the direction of a faculty member for which academic credit may properly be allowed. May include lab work or directed reading.
Terms: Aut, Win, Spr, Sum | Units: 1-15 | Repeatable for credit

APPPHYS 291: Practical Training

Opportunity for practical training in industrial labs. Arranged by student with research adviser's approval. Summary of activities required.
Terms: Sum | Units: 3 | Repeatable for credit

APPPHYS 294: Cellular Biophysics (BIO 294)

Physical biology of dynamical and mechanical processes in cells. Emphasis is on qualitative understanding of biological functions through quantitative analysis and simple mathematical models. Sensory transduction, signaling, adaptation, switches, molecular motors, actin and microtubules, motility, and circadian clocks. Prerequisites: differential equations and introductory statistical mechanics.
Terms: Spr | Units: 3
Instructors: Fisher, D. (PI)

APPPHYS 304: Lasers Laboratory

Theory and practice. Theoretical and descriptive background for lab experiments, detectors and noise, and lasers (helium neon, beams and resonators, argon ion, cw dye, titanium sapphire, semiconductor diode, and the Nd:YAG). Measurements of laser threshold, gain, saturation, and output power levels. Laser transverse and axial modes, linewidth and tuning, Q-switching and modelocking. Limited enrollment. Prerequisites: EE 236C and EE 332, or consent of instructor.
Terms: Win | Units: 4
Instructors: Byer, R. (PI)
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