1、生物物理博士英文自我介绍参考生物物理博士英文自我介绍IplantobeginmyPh.D.DeGREestudyinyourBiophysicsprograminthefalltermof1995andwishtoobtainthedeGREewithinfiveyearsorso.Biophysicsdevelopsfastwiththefruitsofmodernphysicsandchemistry.Thereisawiderangeoffascinatingquestionsinunderstandinglifesystems.DuringtheseyearsstudyatTsingh
2、uaUniversity,Iconstantlytriedtoimprovemyselfthroughindependentreading.ThiskeptmewellinformedofthelatestdevelopmentinBiophysicswhichattractsmealot.E.SchrodingersfamousworkWhatisLifeletmethinkalotofquestionsinBiophysics.Uptonow,physicisthavemadegreatsuccessinstudyingsimpleperiodiccrystals,butforthecom
3、plexbiologicalstructurespossessbothaperiodicityandordersuchasDNA,therestillexistmanychallenges.WhytheseaperiodicmattercancontrolthelifestrictlyandpreciselyWhyasmallamountofnaturecatalyst-enzymecanbefarmoreefficientthanplentyofman-madecatalystsIsthegrowthoflifedeterminedbygeneticmaterialsorbyself-ass
4、emblyorbybothofthemFromthebookLiquidCrystalsandBiologicalStructureswrittenbyGlennH.BrownandJeromeJ.Wolken,Igotdeeperunderstandingofbiologicalstructureswhichpossessbothmobilityandlong-rangestructureorder,respondtoavarietyofexternalstimulijustlikethepropertiesofliquidcrystals.Thestrikingarchitectureat
5、themolecularlevelshowsthereisacommonphysical-chemicaloriginforalllifesystems.Theorientedmoleculesinliquidcrystalsfurnishanidealmediumforcatalyticaction,particularlyofthecomplextypeneededtoaccountforgrowthandreproduction.Water,especiallytheweakhydrogenbondplayscriticalroleinallorganism.Itdeterminesth
6、eproteinfolding,stabilizesthedoublehelixstructureofDNA.Ifwesubstitutedeuteriumforhydrogen,thebiologicalsystemmaybedestroyed.Manyphysicalandmathematicalapproachescanbeappliedtobiologysuchasthequantummechanics,non-equilibriumthermodynamics,informationtheory.Butabasicdifficultbyusingthenon-equilibriumt
7、hermodynamicsinbiologyisthespatialheterogeneityinbiologicalsystemsandthefeedbackexistinginallkindsofreactionsandprocesses.CondensedMatterPhysicsalsoconcernscloselywithBiophysics.Thetheoryofphasetransitionsandcriticalphenomenacanbeusedtoexplainproblemssuchashowthetemperatureofthephasetransitionoflipi
8、dsfromthesolidstatetotheliquidcrystallinedependsonthefattyacidcomposition.Ontheotherhand,researchesinbiophysicsalsopushforwardthedevelopmentofphysics,leadtomoreapplicationsinbionicssuchasAIandneuralnetworkNowIamdoingmyDiplomaThesisattheInstituteofPhysics,ChineseAcademyofScience.MyTopicisaboutinvesti
9、gatingcoherentbackscatteringinarandomscatteringmediumbytheHe-Newlaser.Lightincertaindielectricmicrostructuresexhibitslocalizedmodes,similartothelocalizedwavefunctionofelectronsindisorderedsolids-AndersonLocalization.Thepropagationoflightinascatteringmediumcanbedescribedasrandomwalkofphotonswiththedi
10、rectionofeachsucceedingstepdeterminedbythelawsofprobability.TheTopicspansthedisciplinesofCondensedMatterPhysicsandQuantumOpties.Ihaveabsorbedalotofrelativeknowledgesuchasrandomwalk,perorationmodelsstochasticprocesstoprepareformyproject.IthinkthemethodIdynamicsofchemicalreactions.Sincemybackgroundfoc
11、usedonphysics,mathematics,electronics,lasersandoptics,Ihavetaughtmyselfsomebeginningbiologyandchemistrycoursesthisyear,discussedthemwithteachersintheDeptofBiologicalScienceandTechnologyatTsinghuaUniversityIwouldalsoliketotakemorebasiccoursesinthisfieldunderyourguidancetomakeupmydeficiency.Fromcolleg
12、eguidesIlearnedwithpleasurethatyouhadstrongfacultywithavarietyofbackgroundinphysics,chemistry,mathematicsandelectricalengineering.Itisofteninthemulti-disciplinaryresearchthatcamethemostexcitingdiscovery.Yourgroupalsoprovidesoutstandingopportunitiesforcloseinteractionbetweengraduatestudentsandfaculty.ThatiswhyIdeemyourprogramasmybestchoice.Besides,IwanttolinkmodernbiophysicswithChineseMedicinetogetcomprehensiveunderstandingoflife.
