Search for tag: "total intensity"

01:11:49 From Einstein's Photoelectric Effect to Band… From Einstein's Photoelectric Effect to Band Mapping. (Shen)	From Einstein's Photoelectric Effect to Band Mapping. (Shen) 2019 Summer School optical spectroscopy energy electronic structure concepts in physics fermi energy kilo volt modern physics class simple system translational symmetry electrons inside electronic structure angle result photo continuum mechanics measure things perpendicular component high energy m.b.e.high energy resolution teaching photo electron nuclear physics good sample electrons coming electron coming magnetic field photo motion electron photo mission experiment radiobiology main factors electronics companies of the united kingdom color coded charge carriers probing depth elementary geometry photo mission material properties binding energy result photo mission energy electrons energy single spectrum measurement surface sensitive crystallography ray diffraction social sciences free carriers lead tennis ball high intensity basically map basic principle plane wave threshold energy reciprocal lot electronics pretty popular energy resolution material systems mission experiment momentum conservation free electron gas anthropology physical properties magnetism formally correct optical transition band structure plain wave deep inside huge number core levels geometry photon energy defined energy low energy channel plate key thing total momentum conservation laws quantum mechanical dipole matrix element universal curve symmetry simple relationship step model polar angle photo current main thing decision theory energy band photo mission process transition matrix element energy conservation band masses free electron large energy accelerator physics 100 electron volts potential barrier sudden approximation photo mission measurement work function radiation shield photo electrons coming classical mechanics momentum space physical quantities balls condensed matter physics photo machine discharge lamp single atom low energy electronic couple slides valence band spectroscopy higher harmonic generation plane momentum photo lecture mechanics actual process famous year nanometer probing mission process electron volts quantum mechanics class caption complete free space featureless background sample manipulator crystal wright fermi–dirac statistics thermodynamics higher energy kinetic energy highest energy vacuum chamber electronic band structures electron analyzer play momentum velocity quantum chemistry correct answer quantum materials electron momentum electromagnetism fermi level urban studies and planning electron leaving educational psychology energy range si derived units low temperature mass quantum mechanics nobel prize material science From James Overhiser on August 7th, 2019 23 plays
01:00:26 From Particles to Quasiparticles - Understanding… From Particles to Quasiparticles - Understanding and Measuring Interactions by ARPES. (Shen)	From Particles to Quasiparticles - Understanding and Measuring Interactions by ARPES. (Shen) 2019 Cornell Summer School optical spectroscopy interacting band structure single electron scattering energy momentum conversion factor overlap integral systems theory systems m.b.e.special functions field theory photo electron nuclear physics energy distribution curve photo motion electron photo mission experiment complex function electronics iraq function spectral function energy scales photo mission elementary special functions binding energy fairly weak specific measurements philosophical terminology delta function electric and magnetic fields in matter incoherent background particle physics single particle spectral slowly varying distribution curve extreme version large data critical aspect matrix element energy resolution varying function free electron gas magnetism local object photo mission process legal documents free electron total energy resolution common law popular answer interacting system low energy key thing cutoff frequency collective mode specific heat vibrational mode systems science color communication bioinformatics measure interactions educational assessment and evaluation cybernetics transcription factors quantum mechanics main thing electron phone band structure types of functions gamma factor imaginary parts electronics terminology long story basically analyze energy dependent broadening lab session blah blah blah band dispersion didactics electron photon electron electron interaction direct gap momentum space physical quantities condensed matter physics density functional theory electron bows photo mission intensity spectroscopy energy window step function clear signature plasma physics energy (physics)ultra high vacuum mission process spin wave strong coupling caption complete directly calculate plasma frequency d.s.t.d.f.t.high energy fermi–dirac statistics electron volts resolution function sharp kink electronic band structures generalized functions liquid theory total waste liquid interactions mission experiment fermi level educational psychology legal terms 1000000 electron volts writing broad peak evaluation methods electron vibrational interactions wave function From James Overhiser on August 7th, 2019 11 plays
01:01:34 Linear Imaging Theory Linear Imaging Theory	Linear Imaging Theory 2017 PARADIM Linear Imaging Theory Robert Hovden d.n.a.dark field aperture size object function total intensity collaboration increases concepts in physics convergence angle area spherical aberration wide range covering today geometric shapes d.n.a. structure central minimum electron microscopy focal point intensity increases linear imaging model wave vectors control theory optical devices collection angle larger aperture electron microscope high angle architectural elements signal processing photography high pass filter transfer function uncorrected system phase shift darkfield regime functional form scattered electrons higher frequency bright field stem egyptian artefact types diffraction pattern science of photography point spread function high intensity probe elementary geometry integrals spatial frequency optics objective lens bright field regime bright spots real space low frequency reciprocal space blurring contribution sphere collaboration uncorrected instrument characteristic dimension incoherent imaging condition surfaces aperture function wave front atomic physics imaging mode contract transfer function white noise scanning transmission electron cohere imaging previous lecture distant plane elementary shapes stem higher angles high resolution incoherent linear image mil rating detector geometries field cone geometry types of functions aberration corrected constant phase length lower frequencies chromatic aberration conic sections amplitude squared aberration free scientific techniques microscopes measuring instruments intensity squared optic axis intensity decreases contrast transfer diffraction limit stem image individual atom radio spectrum incoherent imaging quantum mechanics aberration free probe multivariable calculus people meters focal plane bright field low angle amateur radio systems theory image plane coherent imaging condition collecting electrons blurring function transmission electron microscopy physical quantities digital photography angular spread double integral coherent imaging largest range face shift higher order aberrations raleigh criterion pio fairly interpretable transmission electron microscope square pulse geometrical optics digital signal processing 1st order caption complete probe tails nyquist limit blue curve subroutines broadcasting filter frequency response maximum frequency high frequency caustic curve hand side low pass filter spatial coordinates atoms closer coherent image sparrow criterion structural system pico meter dark background frequency space optimal aperture t.m.complex conjugate contrast transfer function wave function measure ultimately imaging condition annular darkfield incoherent imaging mode atomic number field stem atomic column inelastic interactions nobel prize angle medium chemistry focal imaging probe size From James Overhiser on February 15th, 2019 17 plays