Search for tag: "long time"

Electron Tomography - Theory

2017 PARADIM SUMMER SCHOOL Tomography Theory Ercius

cartesian spacedimensional spacedimensional thingscale tomographydimensional reconstructionprojection requirementsolutionsextremely high resolutionoriginal imagephysical sciencemaximum tiltingtilt serieslong timeelectron microscopyelectron tomographycompressed sensinginverse nanometersscientific techniquesdimensional structurematerials scienceequal anglesignal processingconcepts in physicsphotographylow dose1st thingpoint defecthigher frequencysingle projectiondiffraction patternpretty goodmicroscopyneedle samplebig differencefree transformoriginal objectspatial frequencyvisioncarbon atomreal spaceadam countingreciprocal spaceemerging technologiescatf.f.t.dimensional imageperfect projectionsoriginal projectionatomic physicsprojected densityexperimental projectionsnano particlesstemmedical imaginghigh resolutioncarbongood reconstructionoriginal projection directionunique objectaberration correctedatomic scalebeam electronsexperimental datatilt axisoriginal intensitynanometer depthpseudo polarmicroscopesreconstruction techniqueprojection operationlow frequencyradio spectrumequally slope tomographyquantum mechanicskinematicsconcentric squarescat scanhigher dimensionalquantum dotanalytic geometryiterative loopentire imageequal distanceiterative algorithmclassical mechanicsdigital photographycalled equally slopelinear algebragrand challengesingle particlesimpler interpellationdimensional objectgeometry limitationhigh tiltsnano scalephoria transformenglish alternative rock groupsresolution tomographyreconstruction packagesbuilding blockcaption completedigital geometrycomputer graphicsfree spacereconstruction algorithmimprove reconstructionshigh frequencyatomic resolutionprojection imageshell particlecohen resolutiondimensional picturesine wavecrystallographic defectst.m.advanced algorithmsiterative processmissing wedgeinformation theorycontinuous functionmaterial sciencetomography experimentbroadcastingmasssample thingselementary mathematicschemistryelectron microscopenanomaterials
From  James Overhiser A month ago 3 views

Ronchigrams

2017 PARADIM SUMMER SCHOOL Ronchigrams Peter Ercius

aperture sizedark field detectorconcepts in physicssmaller probespherical aberrationlargest probegraduate schoolguy namedhigher orderstrong magneticlong timeelectron microscopyorder termsphase changezone axispretty easyspecimen opticsoptical devices0.11 nanometersfraction patternlocal magnificationlarger apertureelectron microscopecorrected scopeaberration corrected microscopeprevious imagesphotographymagnetic fieldraunchy gramelectronphase shiftstem probeconvergence angleelectron diffraction patterndiffraction patternscience of photographydiffraction spaceelementary geometrypost specimenrate pathsmall screenengstromopticsobjective lenscirclesaberration shapemicrons leftlow frequencynice probecorrected stemsmall amountsemi anglepost specimen lensesinfinite magnificationfocus seriesmonolithic detectorseabed patternranch grahamflat regionatomic physicsaberration corrected scopeelectron lenspretty closea.t.f.focal seriesdiffraction buttonaberration correctoverlap regionbright field detectorlargest aperturehigh resolutionwine glasscarbonk.v.lot simplerimage correctaberration correctedlengthround lens300 k.v.quote unquotelarge focusradio symmetryfocused probeimage processingbbc radio 4 programmescontrast transferecclesiastical titlescentimetre–gram–second system of unitsf.b.i. techphysical opticsimage shiftflat phasemicron diameter aperture200 k.b.geometrical opticsamorphous materialalpha angleaberration correctorc.s.aberration correctionshadow imagesphere collaborationphysical chemistrydigital photographyhigher order aberrationsbeam electron diffractionf.b.i.100 percent2nd ordercsubcaption completestar aberrationcrystallographyanglehigh anglesc.c.d.virtual detectoroptical axisautomated alignmentparticle physicsaberration functionpixilated detectorcomputer visionlens currentatomic resolutioncentral spikeweird aberrationshigher order termsperfect lenst.m.3rd orderpriest specimen lensesk.b.double overlapsi derived unitscorrected microscopediffractionsingle positiontiny bitorder sphericalchemistryconvergent beam electronstem
From  James Overhiser A month ago 4 views

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 A month ago 1 views

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 A month ago 6 views

Panel on Future Research Directions

The Third Biennial Urie Bronfenbrenner Conference: Panel on Future Research Directions Discussion

measurementeducationyork timesevaluation methodsinterventionkippcognitive sciencedisastersbrainpsychometricsknowledgedecision theorycontemporary philosophyhealthphilosophical terminologyn.s.f.derivatives (finance)functions and mappingsoptionsmathematical terminologyintelligencemethodologyneuropsychologyqualityphilosophical logicsocial sciencessociology indexmaterials sciencechiralityneuroscienceinformationmeaning (philosophy of language)problemknowledge representationaptitudedecisionhtl2on premisecit mediasite recordingshuman behaviorneuropsychological assessmentmediasitev.m.p.sciencemicroeconomicssociologyactuarial sciencequestionmedial prefrontalsociological terminologypsychologyanalytical chemistrylimbic systemu.s.systembranches of psychologymetaphysics of mindconceptualismelementary mathematicscognitive biasesbehavioral economicsi.q.data managementand uncertaintytestssocial psychologyimaginationthingbehavioural scienceseducational assessment and evaluationpublic healthcold fusionstandardized testsontologyattention-deficit hyperactivity disorderfinancial marketscartographypositive mental attitudebehaviorelementary geometryfinancial economicslarge scalesupport groupslogicsystemsengineeringe.g.long timecaption completecontract lawlexicographytheories of mindnuclear physicsresearch methodscerebrums.a.t.economics of uncertaintysystems theorybehavioral financesystems scienceapplied psychologydevelopmental psychologysubjects taught in medical schoolemotioncognitive psychologyschool levelcentral nervous systemmeasurescientific methodcognitionmotivationriskstudymetrologyspecial educationeducational stagespeoplereasoningsemanticsdifferencemental contentprospect theory
From  Marshall Perryman 10 Months ago 1 views

Ezra's Round Table/Systems Seminar: Eoin Reeves (Univ. of Limerick) - Public-Private Partnerships in Ireland – A Policy for All Seasons

Friday, January 31, 2014 at 12:00pm Frank H. T. Rhodes Hall, 253 Ezra's Round Table/Systems Seminar: Eoin Reeves (Univ. of Limerick) - Public-Private Partnerships in Ireland – A Policy for…

From  E. Cornelius 10 Months ago 5 views

Ezra's Round Table/Systems Seminar: Norman Uphoff (Cornell) - The System of Rice Intensification (SRI) in Systems Perspective: Nested and Convergent Systems

Friday, October 25, 2013 at 12:00pm Frank H. T. Rhodes Hall, 253 Ezra's Round Table/Systems Seminar: Norman Uphoff (Cornell) - The System of Rice Intensification (SRI) in Systems Perspective:…

From  E. Cornelius 10 Months ago 2 views