Nanostructures

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  Subject Areas on Research

  • 3D Printing of Highly Stretchable and Tough Hydrogels into Complex, Cellularized Structures. 
  • A DNA nanotransport device powered by polymerase phi29. 
  • A dual-ligand approach for enhancing targeting selectivity of therapeutic nanocarriers. 
  • A family of hierarchically self-assembling linear-dendritic hybrid polymers for highly efficient targeted gene delivery. 
  • A functional assay-based strategy for nanomaterial risk forecasting. 
  • A hybrid DNA aptamer-dendrimer nanomaterial for targeted cell labeling. 
  • A simple route towards CuO nanowires and nanorods. 
  • A unidirectional DNA walker that moves autonomously along a track. 
  • Acentric 2-D ensembles of D-br-A electron-transfer chromophores via vectorial orientation within amphiphilic n-helix bundle peptides for photovoltaic device applications. 
  • Advances in bioengineered conduits for peripheral nerve regeneration. 
  • Advancing Risk Analysis for Nanoscale Materials: Report from an International Workshop on the Role of Alternative Testing Strategies for Advancement. 
  • Amphiphilic four-helix bundle peptides designed for light-induced electron transfer across a soft interface. 
  • An approach for fabricating self-assembled monolayer of Ag nanoparticles on gold as the SERS-active substrate. 
  • An assessment of the effects of shell cross-linked nanoparticle size, core composition, and surface PEGylation on in vivo biodistribution. 
  • An ecological perspective on nanomaterial impacts in the environment. 
  • Analysis of engineered nanomaterials in complex matrices (environment and biota): general considerations and conceptual case studies. 
  • Antibacterial activity of fullerene water suspensions (nC60) is not due to ROS-mediated damage. 
  • Apoferritin protein cages: a novel drug nanocarrier for photodynamic therapy. 
  • Aqueous self-assembly of poly(ethylene oxide)-block-poly(ε-caprolactone) (PEO-b-PCL) copolymers: disparate diblock copolymer compositions give rise to nano- and meso-scale bilayered vesicles. 
  • Assessing the risks of manufactured nanomaterials. 
  • Bio-inspired borate cross-linking in ultra-stiff graphene oxide thin films. 
  • Biochemistry. Scaling up DNA computation. 
  • Biomaterials approach to expand and direct differentiation of stem cells. 
  • Broadband optical antireflection enhancement by integrating antireflective nanoislands with silicon nanoconical-frustum arrays. 
  • CVD for the facile synthesis of hybrid nanobiomaterials integrating functional supramolecular assemblies. 
  • Capture of phosphopeptides using alpha-zirconium phosphate nanoplatelets. 
  • Cation-Activated Avidity for Rapid Reconfiguration of DNA Nanodevices. 
  • Cation-Inhibited Transport of Graphene Oxide Nanomaterials in Saturated Porous Media: The Hofmeister Effects. 
  • Cell-directed assembly of lipid-silica nanostructures providing extended cell viability. 
  • Cellulose nanomaterials in water treatment technologies. 
  • Cerivastatin Nanoliposome as a Potential Disease Modifying Approach for the Treatment of Pulmonary Arterial Hypertension. 
  • Characterization of the adhesive plaque of the barnacle Balanus amphitrite: amyloid-like nanofibrils are a major component. 
  • Charge splitters and charge transport junctions based on guanine quadruplexes. 
  • Charged fullerenes as high-capacity hydrogen storage media. 
  • Chemistry. Nanomaterials for drug delivery. 
  • Chitosan-g-PEG/DNA complexes deliver gene to the rat liver via intrabiliary and intraportal infusions. 
  • Combining QD-FRET and microfluidics to monitor DNA nanocomplex self-assembly in real-time. 
  • Comparison of the abilities of ambient and manufactured nanoparticles to induce cellular toxicity according to an oxidative stress paradigm. 
  • Comprehensive environmental assessment: a meta-assessment approach. 
  • Conformational Dynamics of Mechanically Compliant DNA Nanostructures from Coarse-Grained Molecular Dynamics Simulations. 
  • Considerations of Environmentally Relevant Test Conditions for Improved Evaluation of Ecological Hazards of Engineered Nanomaterials. 
  • DNA transport in hierarchically-structured colloidal-nanoparticle porous-wall nanochannels. 
  • DNA-enabled integrated molecular systems for computation and sensing. 
  • Decreasing uncertainties in assessing environmental exposure, risk, and ecological implications of nanomaterials. 
  • Deep UV nano-microstructuring of substrates for surface plasmon resonance imaging. 
  • Design of polyphosphoester-DNA nanoparticles for non-viral gene delivery. 
  • Detection of human immunodeficiency virus type 1 DNA sequence using plasmonics nanoprobes. 
  • Differential Reactivity of Copper- and Gold-Based Nanomaterials Controls Their Seasonal Biogeochemical Cycling and Fate in a Freshwater Wetland Mesocosm. 
  • Direct coupling of plasmonic and photonic nanowires for hybrid nanophotonic components and circuits. 
  • Directed enzymatic activation of 1-D DNA tiles. 
  • Diverse nanostructures underlie thin ultra-black scales in butterflies. 
  • Effect of Direct Contact on the Phytotoxicity of Silver Nanomaterials. 
  • Effect of colloidal gold size on the conformational changes of adsorbed cytochrome c: probing by circular dichroism, UV-visible, and infrared spectroscopy. 
  • Effects of humic acid and electrolytes on photocatalytic reactivity and transport of carbon nanoparticle aggregates in water. 
  • Effects of topographical and mechanical property alterations induced by oxygen plasma modification on stem cell behavior. 
  • Electrically conductive "alkylated" graphene paper via chemical reduction of amine-functionalized graphene oxide paper. 
  • Engineering the electromagnetic properties of periodic nanostructures using electrostatic resonances. 
  • Environmental implications and applications of carbon nanomaterials in water treatment. 
  • Environmental occurrences, behavior, fate, and ecological effects of nanomaterials: an introduction to the special series. 
  • Enzymatic fabrication of DNA nanostructures: extension of a self-assembled oligonucleotide monolayer on gold arrays. 
  • Enzymatic polymerization of high molecular weight DNA amphiphiles that self-assemble into star-like micelles. 
  • Enzyme-Responsive Delivery of Multiple Proteins with Spatiotemporal Control. 
  • EphrinA I-targeted nanoshells for photothermal ablation of prostate cancer cells. 
  • Estimating production data for five engineered nanomaterials as a basis for exposure assessment. 
  • Exfoliation and reassembly of cobalt oxide nanosheets into a reversible lithium-ion battery cathode. 
  • Fabrication of gold nanowires by electric-field-induced scanning probe lithography and in situ chemical development. 
  • Fabrication of ssDNA/oligo(ethylene glycol) monolayers and complex nanostructures by an irradiation-promoted exchange reaction. 
  • Field-induced nanolithography for patterning of non-fouling polymer brush surfaces. 
  • Finite-size, fully addressable DNA tile lattices formed by hierarchical assembly procedures. 
  • Formation and dynamics of supported phospholipid membranes on a periodic nanotextured substrate. 
  • Formulation and Validation of a Functional Assay-Driven Model of Nanoparticle Aquatic Transport. 
  • Formulation of chitosan-DNA nanoparticles with poly(propyl acrylic acid) enhances gene expression. 
  • Free energy landscape of salt-actuated reconfigurable DNA nanodevices. 
  • Fullerol-sensitized production of reactive oxygen species in aqueous solution. 
  • Functional nanofiber scaffolds with different spacers modulate adhesion and expansion of cryopreserved umbilical cord blood hematopoietic stem/progenitor cells. 
  • Functional nanostructures from surface chemistry patterning. 
  • Functionalized graphene sheets for polymer nanocomposites. 
  • Galactosylated ternary DNA/polyphosphoramidate nanoparticles mediate high gene transfection efficiency in hepatocytes. 
  • Glass-like phonon scattering from a spontaneous nanostructure in AgSbTe2. 
  • Gold nanocages as contrast agents for spectroscopic optical coherence tomography. 
  • Gold nanocages: bioconjugation and their potential use as optical imaging contrast agents. 
  • Gold nanostars: surfactant-free synthesis, 3D modelling, and two-photon photoluminescence imaging. 
  • Gradated assembly of multiple proteins into supramolecular nanomaterials. 
  • Harnessing localized ridges for high-aspect-ratio hierarchical patterns with dynamic tunability and multifunctionality. 
  • Human Adipose-Derived Stem Cells Labeled with Plasmonic Gold Nanostars for Cellular Tracking and Photothermal Cancer Cell Ablation. 
  • Imaginary magnetic tweezers for massively parallel surface adhesion spectroscopy. 
  • Immunotargeted nanoshells for integrated cancer imaging and therapy. 
  • In Situ Proapoptotic Peptide-Generating Rapeseed Protein-Based Nanocomplexes Synergize Chemotherapy for Cathepsin-B Overexpressing Breast Cancer. 
  • In vivo detection of SERS-encoded plasmonic nanostars in human skin grafts and live animal models. 
  • In vivo wound healing of diabetic ulcers using electrospun nanofibers immobilized with human epidermal growth factor (EGF). 
  • Increased anticoagulant activity of thrombin-binding DNA aptamers by nanoscale organization on DNA nanostructures. 
  • Label free colorimetric biosensing using nanoparticles. 
  • Label-free biosensing by surface plasmon resonance of nanoparticles on glass: optimization of nanoparticle size. 
  • Large-area nanopatterning of self-assembled monolayers of alkanethiolates by interferometric lithography. 
  • Leveraging nanoscale plasmonic modes to achieve reproducible enhancement of light. 
  • Localized DNA Hybridization Chain Reactions on DNA Origami. 
  • Long-circulating liposomal contrast agents for magnetic resonance imaging. 
  • Low oxygen tension and synthetic nanogratings improve the uniformity and stemness of human mesenchymal stem cell layer. 
  • Magnetic assembly of colloidal superstructures with multipole symmetry. 
  • Mechanically interlocked calix[4]arene dimers display reversible bond breakage under force. 
  • Mechanism of hard-nanomaterial clearance by the liver. 
  • Mechanochemistry: Force probes in a bottle. 
  • Meta-DNA: synthetic biology via DNA nanostructures and hybridization reactions. 
  • Metal nanoshells. 
  • Metallic nanoparticle arrays: a common substrate for both surface-enhanced Raman scattering and surface-enhanced infrared absorption. 
  • Micro- and nanostructured poly[oligo(ethylene glycol)methacrylate] brushes grown from photopatterned halogen initiators by atom transfer radical polymerization. 
  • Micro-scale and meso-scale architectural cues cooperate and compete to direct aligned tissue formation. 
  • Microfluidic preparation of polymer-nucleic acid nanocomplexes improves nonviral gene transfer. 
  • Modeling approaches for characterizing and evaluating environmental exposure to engineered nanomaterials in support of risk-based decision making. 
  • Modular nanotransporters: a multipurpose in vivo working platform for targeted drug delivery. 
  • Multifunctional nanocarriers for mammographic quantification of tumor dosing and prognosis of breast cancer therapy. 
  • Nano-C60 cytotoxicity is due to lipid peroxidation. 
  • Nanocarrier-mediated inhibition of macrophage migration inhibitory factor attenuates secondary injury after spinal cord injury. 
  • Nanofabrication at high throughput and low cost. 
  • Nanograting structure promotes lamellipodia-based cell collective migration and wound healing. 
  • Nanomechanical fingerprints of gamma radiation damage to DNA. 
  • Nanomechanics of streptavidin hubs for molecular materials. 
  • Nanopattern-induced changes in morphology and motility of smooth muscle cells. 
  • Nanopatterned antimicrobial enzymatic surfaces combining biocidal and fouling release properties. 
  • Nanopatterned polymer brushes: conformation, fabrication and applications. 
  • Nanoprobes and nanobiosensors for monitoring and imaging individual living cells. 
  • Nanoscale metal-organic matter interactions. 
  • Nanoscale scaffolding domains within the postsynaptic density concentrate synaptic AMPA receptors. 
  • Nanoscale structures and mechanics of barnacle cement. 
  • Nanoscale surfacing for regenerative medicine. 
  • Nanospring behaviour of ankyrin repeats. 
  • Nanotechnologies and regenerative medical approaches for space and terrestrial medicine. 
  • Nanotechnology and tumor imaging: seizing an opportunity. 
  • Nanotopography-induced changes in focal adhesions, cytoskeletal organization, and mechanical properties of human mesenchymal stem cells. 
  • Narrow groove plasmonic nano-gratings for surface plasmon resonance sensing. 
  • Near infrared laser-tissue welding using nanoshells as an exogenous absorber. 
  • New technology and clinical applications of nanomedicine: highlights of the second annual meeting of the American Academy of Nanomedicine (Part I). 
  • Noncanonical self-assembly of highly asymmetric genetically encoded polypeptide amphiphiles into cylindrical micelles. 
  • On the polyol synthesis of silver nanostructures: glycolaldehyde as a reducing agent. 
  • One-pot assembly of a hetero-dimeric DNA origami from chip-derived staples and double-stranded scaffold. 
  • One-pot synthesis of CdTe nanocrystals and shape control of luminescent CdTe-cystine nanocomposites. 
  • Optical near-field mapping of plasmonic nanoprisms. 
  • Optical nondestructive dynamic measurements of wafer-scale encapsulated nanofluidic channels. 
  • Optically tunable nanoparticle contrast agents for early cancer detection: model-based analysis of gold nanoshells. 
  • Outdoor urban nanomaterials: The emergence of a new, integrated, and critical field of study. 
  • PEG branched polymer for functionalization of nanomaterials with ultralong blood circulation. 
  • Peptide-derivatized shell-cross-linked nanoparticles. 1. Synthesis and characterization. 
  • Peptide-derivatized shell-cross-linked nanoparticles. 2. Biocompatibility evaluation. 
  • Personalized diagnostics and biosensors: a review of the biology and technology needed for personalized medicine. 
  • Phase III trial of nanoparticle albumin-bound paclitaxel compared with polyethylated castor oil-based paclitaxel in women with breast cancer. 
  • Phonon localization drives polar nanoregions in a relaxor ferroelectric. 
  • Photo-Crosslinkable Unnatural Amino Acids Enable Facile Synthesis of Thermoresponsive Nano- to Microgels of Intrinsically Disordered Polypeptides. 
  • Plasmon ruler with angstrom length resolution. 
  • Plasmonic nanoprobes: from chemical sensing to medical diagnostics and therapy. 
  • Plasmonics-based nanostructures for surface-enhanced Raman scattering bioanalysis. 
  • Polymer Nanodiscs: Discoidal Amphiphilic Block Copolymer Membranes as a New Platform for Membrane Proteins. 
  • Preparation and characterization of fouling-resistant photocatalytic metal membrane embedded with self-organized TiO₂ nano tube. 
  • Programmable DNA self-assemblies for nanoscale organization of ligands and proteins. 
  • Progress towards the responsible application of nanotechnology for water treatment. 
  • Protein nanotechnology: the new frontier in biosciences. 
  • Quantitative surface-enhanced resonant Raman scattering multiplexing of biocompatible gold nanostars for in vitro and ex vivo detection. 
  • Quasi-ohmic single molecule charge transport through highly conjugated meso-to-meso ethyne-bridged porphyrin wires. 
  • Rapid chiral assembly of rigid DNA building blocks for molecular nanofabrication. 
  • Rapid double 8-nm steps by a kinesin mutant. 
  • Rapid nanoimprinting of doped silk films for enhanced fluorescent emission. 
  • Rapid nanoimprinting of silk fibroin films for biophotonic applications. 
  • Rational identification of a novel peptide for targeting nanocarriers to 9L glioma. 
  • Reconfigurable core-satellite nanoassemblies as molecularly-driven plasmonic switches. 
  • Reducing contact resistance in graphene devices through contact area patterning. 
  • Relative risk analysis of several manufactured nanomaterials: an insurance industry context. 
  • Remote triggered release of doxorubicin in tumors by synergistic application of thermosensitive liposomes and gold nanorods. 
  • Responsible development of nanotechnologies for water and wastewater treatment. 
  • Reusable nanoengineered surfaces for bacterial recruitment and decontamination. 
  • Right bipyramids of silver: a new shape derived from single twinned seeds. 
  • SERS nanosensors and nanoreporters: golden opportunities in biomedical applications. 
  • Scaling behavior of nanopatterned polymer brushes. 
  • Selective targeting of nanocarriers to neutrophils and monocytes. 
  • Self-cleaning of superhydrophobic surfaces by self-propelled jumping condensate. 
  • Sensitive DNA detection and SNP discrimination using ultrabright SERS nanorattles and magnetic beads for malaria diagnostics. 
  • Separation of peptides with polyionic nanosponges for MALDI-MS analysis. 
  • Shape and size control of ZnO nanostructures via a simple solution route. 
  • Shape-controlled synthesis of hybrid nanomaterials via three-dimensional hydrodynamic focusing. 
  • Shape-controlled synthesis of metal nanostructures: the case of silver. 
  • Short and long term, in vitro and in vivo correlations of cellular and tissue responses to mesoporous silicon nanovectors. 
  • Significance of synthetic nanostructures in dictating cellular response. 
  • Simultaneous acquisition of multiple orders of intermolecular multiple-quantum coherence images in vivo. 
  • Size-dependence of surface plasmon resonance and oxidation for Pd nanocubes synthesized via a seed etching process. 
  • Spectral analysis of induced color change on periodically nanopatterned silk films. 
  • Spectroscopic characterization of streptavidin functionalized quantum dots. 
  • Stable immobilization of rat hepatocyte spheroids on galactosylated nanofiber scaffold. 
  • Stepwise self-assembly of DNA tile lattices using dsDNA bridges. 
  • Structure and thermomechanical behavior of NiTiPt shape memory alloy wires. 
  • Structure of the M2 muscarinic receptor-β-arrestin complex in a lipid nanodisc. 
  • Supramolecular nanomimetics: replication of micelles, viruses, and other naturally occurring nanoscale objects. 
  • Surface-aminated electrospun nanofibers enhance adhesion and expansion of human umbilical cord blood hematopoietic stem/progenitor cells. 
  • Surface-enhanced Raman scattering plasmonic enhancement using DNA origami-based complex metallic nanostructures. 
  • Surfactant-assisted synthesis of Keggin-type polyoxometalates nanorods. 
  • Synthesis and evolution of PbS nanocrystals through a surfactant-assisted solvothermal route. 
  • Synthetic nanostructures inducing differentiation of human mesenchymal stem cells into neuronal lineage. 
  • Temperature-sensitive hydrogels with SiO2-Au nanoshells for controlled drug delivery. 
  • The Nanomaterial Registry: facilitating the sharing and analysis of data in the diverse nanomaterial community 
  • The intestinal tuft cell nanostructure in 3D. 
  • The role of electrospinning in the emerging field of nanomedicine. 
  • The role of thickness transitions in convective assembly. 
  • The surface oxidation potential of melanosomes measured by free electron laser-photoelectron emission microscopy. 
  • Thermodynamics of DNA hybridization on gold nanoparticles. 
  • Thermoresponsive transport through ordered mesoporous silica/PNIPAAm copolymer membranes and microspheres. 
  • Thousand-fold increase in optical storage density by polychromatic address multiplexing on self-assembled DNA nanostructures. 
  • Three-helix bundle DNA tiles self-assemble into 2D lattice or 1D templates for silver nanowires. 
  • Time-resolved investigation of bright visible wavelength luminescence from sulfur-doped ZnO nanowires and micropowders. 
  • Toward a blended ontology: applying knowledge systems to compare therapeutic and toxicological nanoscale domains. 
  • Tracking mesenchymal stromal cells using an ultra-bright TAT-functionalized plasmonic-active nanoplatform. 
  • Transparent stakeholder engagement in practice: Lessons learned from applying comprehensive environmental assessment to research planning for nanomaterials. 
  • Tunable nanowire patterning using standing surface acoustic waves. 
  • Tuning physical properties of nanocomplexes through microfluidics-assisted confinement. 
  • Ultra-sensitive vibrational spectroscopy of protein monolayers with plasmonic nanoantenna arrays. 
  • Understanding the role of oxidative etching in the polyol synthesis of Pd nanoparticles with uniform shape and size. 
  • Using alpha-helical coiled-coils to design nanostructured metalloporphyrin arrays. 
  • Whole-blood immunoassay facilitated by gold nanoshell-conjugate antibodies. 
  • t⁴ workshop report. Nanotoxicology: "the end of the beginning" - signs on the roadmap to a strategy for assuring the safe application and use of nanomaterials. 
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  Keywords of People

  • Baranger, Harold U., Professor of Physics, Physics
  • Bennett, Vann, George Barth Geller Distinguished Professor of Molecular Biology, Duke Cancer Institute
  • Gall, Ken, Professor in the Department of Mechanical Engineering and Materials Science, Duke Innovation & Entrepreneurship
  • Hsu-Kim, Heileen, Sternberg Family Professor of Civil & Environmental Engineering, Civil and Environmental Engineering
  • Jokerst, Nan Marie, J. A. Jones Distinguished Professor of Electrical and Computer Engineering, Duke University Energy Initiative
  • Reif, John H., A. Hollis Edens Distinguished Professor of Computer Science, Electrical and Computer Engineering
  • Sullivan, Daniel Carl, Professor Emeritus of Radiology, Radiology
  • Yellen, Benjamin, Associate Professor in the Department of Mechanical Engineering and Materials Science, Mechanical Engineering and Materials Science