个人自传范例-生物物理(博士)个人自传

个人自传范例:生物物理(博士)个人自传

IplantobeginmyPh.D.DegreestudyinyourBiophysicsprograminthefalltermof1995andwishtoobtainthedegreewithinfiveyearsorso.

Biophysicsdevelopsfastwiththefruitsofmodernphysicsandchemistry.Thereisawiderangeoffascinatingquestionsinunderstandinglifesystems.Duringtheseyears‘studyatTsinghuaUniversity,Iconstantlytriedtoimprovemyselfthroughindependentreading.ThiskeptmewellinformedofthelatestdevelopmentinBiophysicswhichattractsmealot.

E.Schrodinger‘sfamouswork"WhatisLife"letmethinkalotofquestionsinBiophysics.Uptonow,physicisthavemadegreatsuccessinstudyingsimpleperiodiccrystals,butforthecomplexbiologicalstructurespossessbothaperiodicityandordersuchasDNA,therestillexistmanychallenges.Whytheseaperiodicmattercancontrolthelifestrictlyandprecisely?Whyasmallamountofnaturecatalyst-enzymecanbefarmoreefficientthanplentyofman-madecatalysts?Isthegrowthoflifedeterminedbygeneticmaterialsorbyself-assemblyorbybothofthem?Fromthebook"LiquidCrystalsandBiologicalStructures"writtenbyGlennandJerome,Igotdeeperunderstandingofbiologicalstructureswhichpossessbothmobilityandlong-rangestructureorder,respondtoavarietyofexternalstimulijustlikethepropertiesofliquidcrystals.Thestrikingarchitectureatthemolecularlevelshowsthereisacommonphysical-chemicaloriginforalllifesystems.Theorientedmoleculesinliquidcrystalsfurnishanidealmediumforcatalyticaction,particularlyofthecomplextypeneededtoaccountforgrowthandreproduction.Water,especiallytheweakhydrogenbondplayscriticalroleinallorganism.Itdeterminestheproteinfolding,stabilizesthedoublehelixstructureofDNA.Ifwesubstitutedeuteriumforhydrogen,thebiologicalsystemmaybedestroyed.

Manyphysicalandmathematicalapproachescanbeappliedtobiologysuchasthequantummechanics,non-equilibriumthermodynamics,informationtheory.Butabasicdifficultbyusingthenon-equilibriumthermodynamicsinbiologyisthespatialheterogeneityinbiologicalsystemsandthefeedbackexistinginallkindsofreactionsandprocesses.CondensedMatterPhysicsalsoconcernscloselywithBiophysics.Thetheoryofphasetransitionsandcriticalphenomenacanbeusedtoexplainproblemssuchashowthetemperatureofthephasetransitionoflipidsfromthesolidstatetotheliquidcrystallinedependsonthefattyacidcomposition.

Ontheotherhand,researchesinbiophysicsalsopushforwardthedevelopmentofphysics,leadtomoreapplicationsinbionicssuchasAIandneuralnetwork

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“个人自传范例:生物物理(博士)”版权归所有；请注明出处!myDiplomaThesisattheInstituteofPhysics,ChineseAcademyofScience.MyTopicisaboutinvestigatingcoherentbackscatteringinarandomscatteringmediumbytheHe-Newlaser.Lightincertaindielectricmicrostructuresexhibitslocalizedmodes,similartothelocalizedwavefunctionofelectronsindisorderedsolids-AndersonLocalization.Thepropagationoflightinascatteringmediumcanbedescribedasrandomwalkofphotonswiththedirectionofeachsucceedingstepdeterminedbythelawsofprobability.TheTopicspansthedisciplinesofCondensedMatterPhysicsandQuantumOpties.Ihaveabsorbedalotofrelativeknowledgesuchasrandomwalk,perorationmodelsstochasticprocesstoprepareformyproject.IthinkthemethodIdynamicsofchemicalreactions.

Sincemybackgroundfocusedonphysics,mathematics,electronics,lasersandoptics,Ihavetaughtmyselfsomebeginningbiologyandchemistrycoursesthisyear,discussedthemwithteachersintheDeptofBiologicalScienceandTechnologyatTsinghuaUniversityIwouldalsoliketotakemorebasiccoursesinthisfieldunderyourguidancetomakeupmydeficiency.FromcollegeguidesIlearnedwithpleasurethatyouhadstrongfacultywithavarietyofbackgroundinphysics,chemistry,mathematicsandelectricalengineering.Itisofteninthemulti-disciplinaryresearchthatcamethemostexcitingdiscovery.Yourgroupalsoprovidesoutstandingopportunitiesforcloseinteractionbetweengrad