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Cynthia Beall inaugural Kenneth A.R. Kennedy Lecture in Human Evolution, Cornell 4/9/2019

Professor Cynthia Beall presenting the inaugural Kenneth A.R. Kennedy Lecture in Human Evolution at Cornell University, Ithaca, NY on Aprl 9, 2019, with introductions by Charles Aquadro and Jere…

From  Charles Aquadro on April 11th, 2019 48 plays

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 on February 15th, 2019 21 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 12 plays

ORIE 9000 Colloquium - Hamed Amini: Epidemics and Percolation in Complex Networks

In this talk, we study two different diffusion models on the random graphs. In the first part, we consider first passage percolation. We analyze the impact of the edge weights on distances in sparse…

actuarial sciencecaption completeprocesscomputer networksgood hourlegal entitiesentertainmentmathematical objectssecurityneuroscienceethologygenealogychemical processesevolutionmanagementpolitical science termsgraphpostmodern theorybudgetsdata managementdefaultcomputing terminologyindustryweightorganizational theorybasic concepts in set theorycommercedegree distributioncomplex systems theorysystems theoryproject managementdistributiongerontologysociology of culturec.c.p.graph connectivitymicroeconomicsmathematical disambiguationmonetary economicsexponentialsfunctions and mappingsdegreegovernmentplotting softwareeconomiesmacroeconomicsinterestmoneyinformation theorytechnical communicationcomputer programmingculturegraph theorypayment systemscryptographyexposurecreativityfinancespring 2015companiesengmediasitedebtlengthon premisefinancial marketsbusinesseconomicsstructurecombinatoricsfilm and video technologypolitical terminologymarketinginterpretationphilosophical terminologyevaluation methodsinstitutiont.v.sociological theorieslogicsystemic riskrandom graphsmassset theoryindividualismpolitical philosophyquestionidealismaccountancyinternetmarxismbusiness lawdata typeseconomic anthropologynetworkdiameterinfinityelementary geometryevolutionary biologyconfigurationtestssociology indexbankingcrisisfinancial riskepidemiologymathematical notationprobability theorydisasterscommunicationnetwork theorydiscrete distributionsfunctionprobabilityphilosophy of mathematicssocial scienceseconomic systemsnumbersprobability distributionstopologyprimitive typesafaikfractionelementary algebrahuman behavioreconomic bubblesstatistical terminologyontologycritical theoryperforming artsdemographyeconomic problemsrandominsurance termstypes of organizationfinancialc.i.riskdecentralizationrandom matchingalgebra
From  E. Cornelius on May 17th, 2018 28 plays

Ezra's Round Table/Systems Seminar - Peter Adams: Bringing atmospheric chemical transport modeling into societal decision-making

Society faces the need to overhaul energy and transportation systems to meet climate change and other challenges. These decisions typically have very large “co-benefits” in terms of air…

From  E. Cornelius on May 16th, 2018 9 plays

Ezra's Round Table/Systems Seminar - Anu Ramaswami: An Integrated Infrastructure-Systems Approach for Developing Environmentally Sustainable and Healthy Cities in China, India & U.S.A.

Cities would not function without infrastructures (defined broadly) that provide water, energy, food, shelter, waste management, transportation/connectivity and public spaces to more than half the…

marketingcomplex systems theoryengineeringelectricityenvironmental technologymillennium development goalsg20 nationstypes of country subdivisionspeoplebordersseweragefirecitieswater managementwaste treatment technologyinfrastructurespring 2015disasterscyberneticssociological terminologysustainable developmentsocial economyplacesenvironmental social sciencecommunityon premisestandardswaste managementthingwater treatmentlocal governmentcaption completeenergy economicswaternatural resourcessectorengpublic healthsystemsmember states of the united nationsdemographyurban geographydevelopmentwater shortageaquatic ecologybiomoleculesacademic disciplinesu.s.cultural geographyproduction and manufacturingenergy conversionindustryfood ingredientsliberal democracieschainsustainable technologiespolitical sciencedemographicshydraulic engineeringadministrative divisionsnational accountsconstructionpollutionactivitycommercial item transport and distributionwater pollutiontechnologycommunity buildingheads of local governmenthouseholdrepublicsstartlow carbonclimate forcing agentsoxygen compoundswater supplyboundaryframeworkcityactuarial sciencebusinesschemical engineeringconsumptionmediasiteair pollutionsupply chain management termsinvestmentbeveragestransportationorganizations awarded nobel peace prizeshuman geographysustainabilityfootprintpopulationurban studies and planningeconomics of uncertaintysupplyi.p.c.c.song recordings produced by paul mccartneyriskmicroeconomicssystems sciencesocietycountry subdivisionsmanagementdemocracychemical processespolicyhealthsocial sciencelogisticsfuels
From  E. Cornelius on May 16th, 2018 11 plays