基本信息
文件名称:生物方法 技术 试剂X Ray介绍与说明课件.pdf
文件大小:7.51 MB
总页数:100 页
更新时间:2025-05-15
总字数:约2.22万字
文档摘要

X-Raysources

X-RayandSynchrotronRadiation

X-Ray

WaveParticleCharacter

AbriefhistoryofX-rays

?In1895,G.C.R?ntgendiscoveredmysterious

rayscapableofpassingthroughthehumanbody.

Becauseoftheirunknownnature,hecalledthem

X-rays.X-raysareactuallyelectromagnetic

wavessituatedbetweenultravioletlightand

gammaraysonthewavelengthscale.Their

wavelengthiscomparabletointeratomic

distances.

?In1912M.vonLaueandP.Knippingobtained

thefirstdiffractionpatternofacrystalusingX-

rays.

R?ntgen

?In1953,thestructureofDNAwassolvedbyJ.

Watson,abiologist,andF.Crick,aphysicist,

thankstotheuseofX-rays.

X-RaySpectrum

PropertiesofCharacteristicSpectrum

ThespectrumfromanX-raytubewitha

copperanode

X-RayFilter

X-raytube

FilamentX-RayTube

RotatedanodeX-RayGenerator

HomeX-RaySource

AreaDetector

RU-H3R

X-

HomeX-RaySource

Detector

Goniometer

CrystalCryostreamBeamStop

Thedetectorscreen

MajorSynchrotronResearchFacilities

ESRF,FranceAPS,USASpring-8,Japan

MajorSynchrotronResearchFacilities

NamesofResearchInstituteESRFAPSSpring-8

Sponsoredby12EuropeanUSJAERIRIKEN

countriesDept.ofEnergy

LocationGrenoble,FranceArgonne,US

ScienceGardenCity

Energylevels6.0GeV7.0GeV8.0G