This document outlines the topics and details to be covered in the Engineering Physics course PHY 1701. [1] It includes early 20th century concepts in physics like Planck's hypothesis, Compton effect, de Broglie waves, Heisenberg uncertainty principle, and the Schrodinger equation. [2] It also covers particle in a box modeling and extensions to different dimensions, tunneling effect and scanning tunneling microscopy. [3] The later part introduces nanomaterials, their properties, quantum confinement effects in nanostructures like quantum wells, wires and dots, and an overview of carbon nanotubes.
This document outlines the topics and details to be covered in the Engineering Physics course PHY 1701. [1] It includes early 20th century concepts in physics like Planck's hypothesis, Compton effect, de Broglie waves, Heisenberg uncertainty principle, and the Schrodinger equation. [2] It also covers particle in a box modeling and extensions to different dimensions, tunneling effect and scanning tunneling microscopy. [3] The later part introduces nanomaterials, their properties, quantum confinement effects in nanostructures like quantum wells, wires and dots, and an overview of carbon nanotubes.
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Details of the Topics to Be Covered_Engg_Physics_VITCC
This document outlines the topics and details to be covered in the Engineering Physics course PHY 1701. [1] It includes early 20th century concepts in physics like Planck's hypothesis, Compton effect, de Broglie waves, Heisenberg uncertainty principle, and the Schrodinger equation. [2] It also covers particle in a box modeling and extensions to different dimensions, tunneling effect and scanning tunneling microscopy. [3] The later part introduces nanomaterials, their properties, quantum confinement effects in nanostructures like quantum wells, wires and dots, and an overview of carbon nanotubes.
This document outlines the topics and details to be covered in the Engineering Physics course PHY 1701. [1] It includes early 20th century concepts in physics like Planck's hypothesis, Compton effect, de Broglie waves, Heisenberg uncertainty principle, and the Schrodinger equation. [2] It also covers particle in a box modeling and extensions to different dimensions, tunneling effect and scanning tunneling microscopy. [3] The later part introduces nanomaterials, their properties, quantum confinement effects in nanostructures like quantum wells, wires and dots, and an overview of carbon nanotubes.
Introduction to CAL- explanation of each of the components & their weightage in credits Planck’s concept (hypothesis) Qualitative observations from blackbody radiation spectrum, drawbacks of Wiens and Rayleigh-Jeans equations (no derivation), Merits of Planck's hypothesis to resolve the UV catastrophe, Planck’s equation (no derivation). Compton Effect Aim of the Compton experiment, Experimental description and results, results analysis through wave and particle nature of light; Eq. for change in photon wavelength & its plot at different theta. de Broglie Waves, Davisson-Germer Wave-particle complementarity principle of light: de Experiment Broglie proposition, derivation of de Broglie equation, Experimental verification of matter waves (Davisson- Germer experiment aim & results analysis with diffraction equation and plots) Heisenberg Uncertainty Principle, Wave Consequence of wave nature of particle motion, function Uncertainty principle (statement, derivation of momentum - position product eq., one/two numericals), Concept of wave function and its physical meaning. Properties of wavefunction, Schrodinger Five important properties obeyed by wave function, equation - time dependent equation of motion for de Broglie waves (Schrodinger time dependent wave equation.) Schrodinger equation - time independent Schrodinger time dependent and time- independent wave equations derivation. Particle in a 1-D box (Eigen Value and Eigen Extraction of wavefunction and energy of an electron Function) moving in 1-D box by applying equation of motion (Schrodinger wave equation). Continuation of the above topic, Extension Continuation of the above topic (previous day), of wavefunction and energy equations to 3- extension of wavefunction and energy of an electron to D box (Qualitative) 3-D box analysis (no derivation). Tunneling Effect (Qualitative), Scanning Tunneling effect concept and tunneling probability Tunneling Microscope (STM) equation, STM STM, numerical problems from Modules Continuation: STM, Numerical problems on topics of module I. Revision of Module I & II, Numerical Numerical problems on the topics covered in Module II. problems from module II. Introduction to nanomaterials Definition of nanomaterials in terms of dimensions; what will happen when object dimension is < 1nm and >100 nm. Classification of materials based on dimension/geometry: nanoparticles, nanowires/nanotubes, nanofilms/nanosheets. Properties of nanomaterials Chemical, conductivity, magnetic, thermal/thermodynamic, mechanical & Engineering Physics, PHY 1701, Physics Division, SAS, VIT-Chennai
optical/electronic properties of nanomaterials (metals &
semiconductors); The reasons for above properties. Quantum confinement, Quantum well, Electron confinement and its energy equation from quantum wire & quantum dot “particle in 1-D & 3-D box” in the previous module, Definition of quantum well, quantum wire and quantum dot and their respective drawings/figures. Energy levels separation and density of states plot (qualitative). Carbon nanotubes CNT definition, basic structure of single wall CNT; classification of CNT based on no. Of walls; mechanical, conductivity properties of CNTs.
(Encyclopedia of Physical Science and Technology) Robert Allen Meyers (Editor) - Encyclopedia of Physical Science and Technology - Quantum Physics-Elsevier (2001) PDF