2022
A 300-fold conductivity increase in microbial cytochrome nanowires due to temperature-induced restructuring of hydrogen bonding networks
Dahl PJ, Yi SM, Gu Y, Acharya A, Shipps C, Neu J, O’Brien J, Morzan UN, Chaudhuri S, Guberman-Pfeffer MJ, Vu D, Yalcin SE, Batista VS, Malvankar NS. A 300-fold conductivity increase in microbial cytochrome nanowires due to temperature-induced restructuring of hydrogen bonding networks. Science Advances 2022, 8: eabm7193. PMID: 35544567, PMCID: PMC9094664, DOI: 10.1126/sciadv.abm7193.Peer-Reviewed Original ResearchTemperature-sensitive switchNanowires exhibitNanowiresSynthetic molecular wireTemperature-induced restructuringRaman spectroscopyRational engineeringCarrier lossRespiratory electronsExtracellular respirationSystematic tuningMicrometersMolecular wiresNetworkConductivity increasesNanometersLong-range conductionElectronsEngineeringSpectroscopyReduction potentialTuning
2015
Impedance Spectroscopy of Ionic Ligand‐Modulated Charge Transport of Gold Nanoparticle Films
Yu X, Malvankar N, Landis R, Eymur S, Miranda OR, Rotello VM. Impedance Spectroscopy of Ionic Ligand‐Modulated Charge Transport of Gold Nanoparticle Films. Small 2015, 11: 3814-3821. PMID: 25919594, DOI: 10.1002/smll.201500127.Peer-Reviewed Original ResearchNanoparticle filmsImpedance spectroscopyGold nanoparticle filmsMonolayer-protected nanoparticlesUnique electrical propertiesNanoparticle assembliesGold nanoparticlesIonic ligandsInorganic coreOrganic shellLigand shellElectron transport processesNanoparticlesGas sensorsConductance modulationStructure-function correlationsCharge transportElectron transportElectrical propertiesConductance behaviorSpectroscopyFilmsShellElectronsLigands