摘要
Anacceleratedmicro-foilisusedtoigniteapre-compressedcylindricalshellcontainingdeuterium–tritiumfuel.Thewell-knownshockwaveignitioncriterionandanovelcriterionbasedonheatwaveignitionaredevelopedinthiswork.Itisshownthatforheatignitionveryhighimpactvelocitiesarerequired.Itissuggestedthatamulti-petawattlasercanaccelerateamicro-foiltorelativisticvelocitiesinaveryshorttimeduration(picosecond)ofthelaserpulse.Thecylindricalgeometrysuggestedhereforthefastignitionapproachhastheadvantageofgeometricallyseparatingthenanosecondlasersthatcompressthetargetfromthepicosecondlaserthatacceleratesthefoil.Thepresentmodelsuggeststhatnuclearfusionbymicro-foilimpactignitioncouldbeattainedwithcurrentlyexistingtechnology.
出版日期
2013年01月11日(中国期刊网平台首次上网日期,不代表论文的发表时间)