[2009] Adv. Mat. - Carbon Nanotubes and Nanofluidic Transport

《[2009] Adv. Mat. - Carbon Nanotubes and Nanofluidic Transport》由會員上傳分享，免費在線閱讀，更多相關(guān)內(nèi)容在學(xué)術(shù)論文-天天文庫。

1、www.advmat.deCarbonNanotubesandNano?uidicTransportByJasonKnowlesHolt*wasnotuniquetoCNTs,however,withRecentstrideshavebeenmadeinboththemodelingandmeasurementofsimilareffectsseeninzeolitematerialsandPROGRESSREPORTbiologicalsystemssuchasionchannelsand?uid?owonthenanoscale.Carbonnanotubes

2、,withtheiratomicdimensions[3][4]aquaporins.Alaterstudybythisgroupandatomicsmoothness,areidealmaterialsforstudyingsuch?ows.ThisinvestigatedthetransportofwaterthroughProgressReportdescribesrecentmodelingandexperimentaladvancesamodel0.8nmdiametersinglewallCNTconcerning?uidtransportincarb

3、onnanotubes.Thevaried?owcharacter-(SWCNT)membraneunderthein?uenceisticspredictedbymoleculardynamicsaredescribed,asaretherolesofofanosmoticgradient.Signi?cantly,theyfoundthattransportrateswereextremelydefectsandchiralityontransport.Analyticalmodelsareincreasinglybeingfastduetomolecular

4、orderingwithintheseusedtodescribenano?uidictransportbyrelaxingmanyoftheassumptionschannels,andwereonparwiththosecommonlyusedtodescribebulkwater.Recentexperimentalstudiesexaminethroughaquaporinbiologicalchannels.thesizedependenceof?owenhancementsthroughcarbonnanotubesandTheresultsrevea

5、ledastarkcontrasttousevariedspectroscopiestoprobewaterstructureanddynamicsinthesemacroscopic?owcharacteristics,withchan-systems.Carbonnanotubesare?ndingincreasingapplicationsinbiology,nellength-independent?owandtransportratesmuchfasterthanwhatclassicalfromprotein?lterstoplatformsforce

6、llinterrogation.hydrodynamicswouldpredictifextrapo-latedtothenanometerlengthscale.Thesemodelingstudiesweretheimpetusforresearchersto1.IntroductioninvestigateCNT?uidstructureandtransportexperimentallyanddeterminewhetherthesepredictionswerereal.Oneofthe?rstCarbonnanotubes(CNTs),theproto

7、typicalone-dimensionalexperimentalstudiesprobingwaterstructureinthesesystems[5]nanomaterial,havelongbeentoutedfortheirexceptionalwasbyKolesnikovetal.Usingneutronscatteringmethods,theyelectrical,thermal,andmechanicalproperties.Amorerecentprobedthestructureofwaterinside1.4nmdiameterSWCN

8、Ts.Ad