- Themicroscopeworksbyscanningafocusedbeamofelectronsacrossanobject.Theresearchersusedafocusedbeamofcaesiumionstodislodgemoleculesofwaterfromtheinclusionsandmeasuredtheamountwithamassspectrometer....
- 11711
- ExperimentStudyonStructuralPerformanceofBeamStringStructure;AnalysisandResearchofDouble-CableBeamStringStructure;DynamicCharacteristicandStudyonEarthquakeResponseoftheBeamStringStructure;StudyonDynamicPropertyandDynamicResponsesofBeamStringStructurew...
- 3495
- "Thescanninglaserbeamwasanidealdeviceforreadingthesemarkings,andsotheUniversalProductCodewasborn."Thispaperdescribesaphototypesetterwithfourscanninglaserbeams.TherearefourHe-NeLasersandfouracoustoopticmodulatorsinthephototypesetter....
- 8768
- Thispapergivesamethodofcalculatingtheoptimumsupportrigidityofthereinforcedbeamandcalculatingthecorrespondinggreatestbearingcapacity.AsthepreheatertowerspanoflargescaleNSPcementplantisgreatandtheinternalstressofsinglebeamandpoleisalsogreat,steelstruct...
- 14740
- Accordingtoaexample,reinforcementofgrillage-shapedbeam,reinforcementofboundarybeam,torqueofboundarybeamandelasticflexilitylimitwereanalyzed.Thepointsofhoistingdesignofsemi-spangantrycraneareanalyzed.Theconstructionschemes,methodsandsafetyofT-shapedbe...
- 5627
- Butapowerfulbeamofsubatomicparticlescouldbeusedtocrushnucleitogetherstronglyenoughsotheyfuse.Amaserisacollectionofmolecules—inthiscase,water—thatamplifieslightintoapowerfulbeam.Thesearchlightsprojectedpowerfulbeamsoflight....
- 24688
- 1、adeviceforprojectingabeamoflight.2、abeamoflightgeneratedbyalaser.3、Imaginetwopeoplewatchingabeamoflight.4、Visualiseabeamoflightpouringdownfromtheskies.5、alightsourcewithreflectorsthatprojectsabeamoflightinaparticulardirection.6、Reflectionofab...
- 7532
- AdaptivedigitalbeamformingalgorithmanditsrealizationinaCWradarTheinconsistencyoffrequencyresponsebetweenchannelsdegradestheperformanceofadaptivedigitalbeam-forminginover-the-horizonradar....
- 11073
- Tensormethod;Partiallycoherentbeam;Partiallypolarizedbeam;Spectralproperties;Propagationproperties;Turbulentatmosphere.Thelateralandtransverseshiftofanarbitrarilypolarizedbeamisinvestigatedbytheimprovedenergyfluxmethod....
- 26683
- ThereinforcedconcretestructureandsteeltubularstructureareincludedintothelaminatedbeamarchbridgesonthebasisofanalysisofBianjingRainbowBridge.glue-laminatedbeamsofrubberwoodandcoconutwood...
- 24472
- 1、SignalerrorofwavefrontcurvaturesensorfordetectingGaussianbeam2、GaussianbeampropagationthroughakindofparabolicdivergentGRINrodlensesisstudied.3、3-DgeologicalmodelingbasedonasectionandGaussianbeamforwardmodeling4、Anewmethodformeasuringradialinten...
- 18330
- 1、Likethesearchlightbeam,theradiobeamcannotbemadeverysharp;ittendstospread.2、Ironically,thedetailedreasonsastohowtheradiobeamisproducedmaynotbeimportantastronomically....
- 2513
- Theyarnfromtheweaver'sbeampassesroundthebackrestandcomesforwardthroughthedropwiresofthewarpstopmotiontotheheald,whichareresponsibleforseparatingthewarpsheetforthepurposeofshedformation.AndtherewaswaragainwiththePhilistines;andElhananthesonofJairslew...
- 28040
- 1、well-collimatedbeam2、However,suchadivergentbeamcanbetransformedintoacollimatedbeambymeansofalens.3、Ifamonocentricsystemexistedforwhichanincidentcollimatedbeamemergedasexactlycollimated,thenthesystemwouldgivegeometricallyperfectimagingofanypointi...
- 15526
- half-intensitybeamangleemissionbeamanglebetweenhalfpowerpointsWhatisreallysignificantisthebody-to-beamangle.Effectofincidentlaserbeamanglevaryingoncubecornerretro-reflectormeasurementaccuractyThebeaconwillhavealimitedbeamwidthandifthebody-to-beamangl...
- 22976
- AnditcanbeusedfordesigningcompositeI-beamandI-typedcranebeam.Constructiontechnologyoflarge-tonnagepre-tensionedpre-stressingcranebeaminconstructionsiteThissubjectappliesAETtosafetyassessmentofcranebeamfirst,soextendtheapplicationareaofAET.Cantileverc...
- 8483
- Tensormethod;Partiallycoherentbeam;Partiallypolarizedbeam;Spectralproperties;Propagationproperties;Turbulentatmosphere.Thegeneralizedexpressionforthephase-spaceproductQofabeamgeneratedfromapartiallycoherentsourceispresentedbyusingcoherent-modereprese...
- 21897
- ultrasonicanglebeamtestingUltrasonicanglebeamexaminationbythecontactmethodCyclicbehaviorofdoubleanglebeam-to-columnconnections...
- 28565
- Radiationfocusedfromasourceoutsidethebodyiscalledexternalbeamradiation.Radiologicalprotectionstandardsforthepatientinexternalbeamradiologicaltherapy.Atotalof1113patientswererandomlyallocatedtotargetedintraoperativeradiotherapyand1119wereallocatedtoex...
- 5913
- non-reentrantbeamcrossed-fieldamplifiertube...
- 9143
- reinforcedconcretebeamCalculatingmethodsforsectionrigidityofreinforcedconcretebeamelementStudyontheinnerconcreteironcorrosiondegreedetectionofreinforcedconcretebeamDeflectioncalculationofreinforcedconcretebeamstrengthenedwithsteelwiremeshandpolymermo...
- 23286
- 1、rotatingbeamapparatus2、rotatingbeamfatiguetestingmachine...
- 26796
- 1、Thispaperintroducestheexperimentmadeonthecastellatedbeampurlinsinstalledontheroofofmeformedsteelsheetings.2、Asimplifiedcalculationmethodforthebearingcapacityofhexagon-holecastellatedbeame3、Theeffectofflangesrestraintonthewebincastellatedbeamsund...
- 2217
- 1、FEManalysisonbehaviorofunstiffenedweldedsteelmomentconnectionsbetweenbox-shapecolumnandH-shapebeam2、Calculationmethodofkinematicparametersfortheunusualshapebeampumpingunit.3、Theroofoftheexhibitioncenterisacabletensionedboxsteelshapebeamstructure...
- 29512
- WhenthespotsizeofGaussianlaserbeamissmallerthanaltrasonicwavelengthandtheirratioissuitablyselected,theintensityoffocusedlaserbeamcanbenearlyflatinthecentralregion.Anovelmethodforpropagatinglight-knifebythereflectionofGaussianlaserbeamatacylinderisput...
- 23656