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Nuts and Bolts of Oxide MBE #2—Composition Control and Calibration (Schlom)

2019 Cornell Summer School LINK to presentation slides

high temperatureconcepts in physicschemical elementssingle phase galliummodel aircompound semiconductorsozone pressurelattice constantsmall substratemetallurgythermodynamicsreducing agentsm.b.e.pyrotechnic fuelsmaterials scienceoxidescoolantstitanium ratiolead oxidepoint defecttitanium oxideyear opiumoxygencrazy materialphases of matterand air conditioningopium oxidephase diagramsingle phase regionindustrial processestransmission patterntitanium ridgecrystallographycomposition controllead tighteningcubic zirconiabiggest challengeinternettemperature uniformity1st oxide1st tastetransition metalsvapor pressurearsenic pressureneutral formula unitheatingopium metalgrowth windowsemiconductorsnucleate solidanionsgallium arsenidecharge neutral formulasemiconductor growthgasesrough mapsingle phasediagramsphase transitionsr.b.s.volatile speciesread oscillationsgallium separatechemical engineeringeuphoriantsvolatile constituentdiffraction spotphysical quantitieshalf ordermedicinal plantsface peerfree energylower temperatureopium shuttermetal organictypical arsenic sourceabsolute fluxperfectly stoichiometricmetalscrystalsbig substrateabsorption control workssmallest chargetimes pointpost-transition metalsmaking single phasesingle crystalstrontium typeoxidizing agentsphase regioncalibration methodventilatingbismuth tightknitcaption completeoscillations stay nicegrowth ratetitanium speciesbeat frequencydot dot dotphase gallium arsenidecontrol regimeoxygen pressureblah blahalkaline earth metalsm.b.hand stepvolatile oxidevolatile metal organicbismuth oxideenvironmental chemistryabsorption controlrelative ratio
From  James Overhiser on August 7th, 2019 42 plays

Diffraction (Part 2)

2017 PARADIM Diffraction part 2 David Muller

central beamnoise sourceaperture sizen.c.concepts in physicsideal d.q.2nd thingreadout noisehigh dynamic rangemental planethermal noiselong timechannel gain variationsquantum electrodynamicsdigital imagingcount rateoptical devicesfraction patternpico ampslong rangebiological imagingrange electric fieldshuge amountsignal processinggeologyd.p.photographythin pixelmagnetic fieldhole pezc.c.d. cameraelectronicspoisson distributiondiffraction patternelectron hopepoint spread function200 kilovolts$16.00 pico ampsneighboring pixelsquare rootmass signalstandard deviationdetective quantum efficiencyspatial frequencyopticsreal spaceresearch methodsenergy distributionmagnetic ripplesd.q.single electron sensitivityparticle physicsnarrow pixelspace measurementslowly varyingabled sphereatomic physicsimaging modeelectric fieldenergy depositedminus sigmapretty goodemerging technologieselectron beamnoisedynamic rangepoint $16.00 picomagnetismdock noisesoft moonk.v.pulse counting detectorlastic imaging modese.q.low energypretty darn goodelectrons arrivemicron pixelfire electronrandom noisemicroscopesperfectly lineardiscrete distributionselectron producesmass imagepercent variationtechnical detailselectron hole payq.e.statisticselectrostaticselectronics terminologyquantum mechanicsfield imagesingle actorideal detectormultiple pixelsgrain contrastsystems theoryelectron hole1st timehigh count ratescharge carriershuge numberdiffraction spotphysical quantitiesdigital photographyfull diffraction patternnoise timepulse countingbeam energyhigh voltagesoutput noisemilli 2nddynamical systemsoutput signallow count ratedimensional datadigital signal processingmomentum transfercaption complete$150.00 microninformationpixel array detectorc.c.d.1000 electronslaboratory equipmentcyberneticsatomic resolutionscientific methodfinite sizefundamental limitnoise ratiofraction spotquantum chemistryt.m.dataevaluation methodselectromagnetismmomentum operatorincident electrondiffractionprobability current flowrough rulebeam currentwave functiondiffraction work
From  James Overhiser on February 15th, 2019 15 plays