Search for tag: "geometric"

Molecular Beam Epitaxy of High Mobility ZnO-based Heterostructures (Falson)

2019 Cornell Summer School

generally speakinggrowth parametersconcepts in physicschemical elementsmagnesium zinc oxidepercent magnesiumgeometric shapesheat transferneedle temperaturecoke sidedensityinorganic compoundsthermodynamicshall effectreducing agentsscattering timepyrotechnic fuelsmaterials scienceoxide substrateform defectsmagnetic fieldoxidespolarization fieldmax planckfairly highquantum transportpretty simpleball crystalrotated sampleband gapultraviolet radiationreal spacedepletion regionmeasurementelectric and magnetic fields in matterbeautiful bigcrystallographyray diffractiongallium arsenidemicro meterextra wigglesshift gearschemical propertieselectric fieldspintronicsnice flatenvironmental sciencedoping magnesiumelectron gashigh densitymagnesium contentcool interactionproblems whatsoeverresidual chargelocal tetrahedronfractional quantumphase transitionnice linearlight sourcesmagnetismdegrees celsiussilicon oxidephoto luminescencemineralogysemiconductorselectron mobilitycharge densityquantum mechanicssilicon particlesdimensional extra systemtemperaturehigh mobilityelectrostaticsantacidsdimensional electron systemeffective masssuperhard materialsimpurity contentcommon oxide glass componentsrefractory materialsquantum phasesphysical quantitiescondensed matter physicsheader interfaceheader structuredietary mineralscooking techniquessubstrate holdersilicon carbidestate functionscrystal structureelectronics terminologyiii-v compoundsmetalslarge peakcrystalsmathematical terminologycarbidescaption completesingle crystalplasma cellenvironmental chemistrysemiconductor materialsfull rangerock saltarsenidesgrowth rated.c.theatrephoton energysingle siteroughly proportionalflat surfacemoderate temperaturesalkaline earth metalselectromagnetismm.b.zinc oxidelow temperaturediffractionnitridesgallium nitrideleft hand sidezinc oxide layermaterialsfairly simple
From  James Overhiser on August 7th, 2019 55 plays

Linear Imaging Theory

2017 PARADIM Linear Imaging Theory Robert Hovden

d.n.a.dark fieldaperture sizeobject functiontotal intensitycollaboration increasesconcepts in physicsconvergence angleareaspherical aberrationwide rangecovering todaygeometric shapesd.n.a. structurecentral minimumelectron microscopyfocal pointintensity increaseslinear imaging modelwave vectorscontrol theoryoptical devicescollection anglelarger apertureelectron microscopehigh anglearchitectural elementssignal processingphotographyhigh pass filtertransfer functionuncorrected systemphase shiftdarkfield regimefunctional formscattered electronshigher frequencybright field stemegyptian artefact typesdiffraction patternscience of photographypoint spread functionhigh intensity probeelementary geometryintegralsspatial frequencyopticsobjective lensbright field regimebright spotsreal spacelow frequencyreciprocal spaceblurring contributionsphere collaborationuncorrected instrumentcharacteristic dimensionincoherent imaging conditionsurfacesaperture functionwave frontatomic physicsimaging modecontract transfer functionwhite noisescanning transmission electroncohere imagingprevious lecturedistant planeelementary shapesstemhigher angleshigh resolutionincoherent linear imagemil ratingdetector geometriesfield conegeometrytypes of functionsaberration correctedconstant phaselengthlower frequencieschromatic aberrationconic sectionsamplitude squaredaberration freescientific techniquesmicroscopesmeasuring instrumentsintensity squaredoptic axisintensity decreasescontrast transferdiffraction limitstem imageindividual atomradio spectrumincoherent imagingquantum mechanicsaberration free probemultivariable calculuspeople metersfocal planebright fieldlow angleamateur radiosystems theoryimage planecoherent imaging conditioncollecting electronsblurring functiontransmission electron microscopyphysical quantitiesdigital photographyangular spreaddouble integralcoherent imaginglargest rangeface shifthigher order aberrationsraleigh criterionpiofairly interpretabletransmission electron microscopesquare pulsegeometrical opticsdigital signal processing1st ordercaption completeprobe tailsnyquist limitblue curvesubroutinesbroadcastingfilter frequency responsemaximum frequencyhigh frequencycaustic curvehand sidelow pass filterspatial coordinatesatoms closercoherent imagesparrow criterionstructural systempico meterdark backgroundfrequency spaceoptimal aperturet.m.complex conjugatecontrast transfer functionwave functionmeasure ultimatelyimaging conditionannular darkfieldincoherent imaging modeatomic numberfield stematomic columninelastic interactionsnobel prizeangle mediumchemistryfocal imagingprobe size
From  James Overhiser on February 15th, 2019 17 plays

Diffraction (Part 1)

2017 PARADIM Diffraction part 1 David Muller

d.n.a.solid poleconcepts in physicsoutgoing spherical wavepositive nucleiray diffraction experimentatomic physicsdiffracted beamnicely linedhigher ordersilicon atomelectron microscopyfocal pointimage intensityzone axissymmetry zone axesoptical devicesfiafraction patternteachingshape factorelectron microscopeaudio engineeringhigh anglenuclear physicsfit scatteringbeautiful thinggood approximationthin sampleimaging methodchip chip chipreciprocal latticephase shiftelastic scatteringdigital audioenglish indie rock groupsdiffraction patterndiffraction spacegeometric opticschemical elementsbig anglesspatial resolutionsmall angle scatteringelementary special functionsbadly tiltedspatial frequencyadam layerreal spacelattice spacingdelta functionsmall anglemeasurementcrystallographyparticle physicsmusical quintetstime frequenciesquantum chemistryscattering happened1st columnscatteringoral communicationplane waveatom columnbiology and pharmacology of chemical elementstitanium columnmulti slicetransmission functionelectron beamfinite objectsurface normalbig spacingperiodic crystalsoft moonforward directionsynchrotron-related techniqueswave numberconstant phaseinfinite serieschange shapetravel parallelinfinitely large crystalscientific techniquesmain thingsolmicroscopesmathematical physicscontrast imagingoptic axisshape facttransition metalsinitial waveforward scatteringstem imagereciprocal spacespherical waveelectronics terminologyquantum mechanicsfield imageneighboring column1st approximationreducing agentsfourier analysisanalytic geometryfurcal wavefocal planetime varyingbright fieldangle scatteringorder spotmulti slice simulationimage planedidacticsscattering eventphysical aperturediffraction spotmomentum spacephysical quantitiesphoria transformtimes worse2nd ringsingle atomobjective aperturedietary mineralsabsorption and radiative transfer (optics)trigonometrystrong phase approximationunit cellfield imagingcarbon nitrogenstem modemetalsdiffraction peakinverse angstromsenglish alternative rock groupsdog fieldgeometrical opticsparallel beam1st ordermomentum transferatomic resolution imageyear transformcrystallography definitionperiodic tablefiber optic waveguidepyrotechnic fuelscentral spotsemiconductor materialsmathematical notationcaption completefinite sizelattice imaged.c.large anglefall fieldsine wavefraction spotfunctional analysisrandom orientationt.m.bad newsinitial wave functioneducational psychologyacousticsinformation theorydiffractionatomic numberlong rodwave function
From  James Overhiser on February 15th, 2019 26 plays

Lee2

summernatural sciencesmagneticobservational astronomychemical elementssolutionsgeometric shapesscatteringthermodynamic entropyknowledgecontinuum mechanicssystems theorymetallurgythermodynamicsoptical devicessystemsfactortransformationphysical chemistrynuclear physicspharmacologylinear filtersconcepts in physicsdifferential topologyrotationhamiltonianrays scatteringneutron related techniquesmagnetelementary geometryphases of mattermagnetic orderingsociology of cultureopticsforceatsicstatistical mechanicsenergyphilosophical terminologyspin modelscrystallographyparticle physicssurfaceshexagonal mineralsquantum chemistryimpuritydietary mineralsatomic physicsresearchexperimentbiology and pharmacology of chemical elementselectronicsstatistical terminologyelementary shapesmagnetismimagingcarbondrug delivery devicestopologybuilding materialschemical processesinteractionnatural resourcesgeometrylow energytransferdimensionless numbersprobability theoryhouse typesray techniquesconsiderationssymmetrycolorcommunicationcommunityand uncertaintycolloidal chemistrytransition metalsx-ray instrumentationtemperaturenatural philosophynative element mineralsquantum mechanicsinformation sciencestructurepianalytic geometrydirectionmolecular biologyvolumeglassheat transferbiomoleculesclassical mechanicscondensed matter physicsmeteorologycrystalsolventsspectroscopyabsorption and radiative transfer (optics)hippie movementmechanicsaestheticsanalytical chemistrymetalstheoretical physicssurveyinglarge intensityeducationcaption completeinformationnearest neighborenergy transferweb colorsdarknessscientific methodneutronquantum field theoryanatomytypes of organizationliquidsvelocitycovariance and correlationelectromagnetismlightcrystalsmaterialsmasscorrelationelectrical conductorsresolutionchemical engineering
From  Rebecca Vliet on September 12th, 2018 14 plays