Search Results - "Tracy, Joseph B"

Chained Iron Microparticles for Directionally Controlled Actuation of Soft Robots by Schmauch, Marissa M., Mishra, Sumeet R., Evans, Emily E., Velev, Orlin D., Tracy, Joseph B.

“…Magnetic field-directed self-assembly of magnetic particles in chains is useful for developing directionally responsive materials for applications in soft…”
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Photothermally and magnetically controlled reconfiguration of polymer composites for soft robotics by Liu, Jessica A-C, Gillen, Jonathan H, Mishra, Sumeet R, Evans, Emily E., Tracy, Joseph B

“…New materials are advancing the field of soft robotics. Composite films of magnetic iron microparticles dispersed in a shape memory polymer matrix are…”
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Programmable Anisotropy and Percolation in Supramolecular Patchy Particle Gels by Song, Jake, Rizvi, Mehedi H, Lynch, Brian B, Ilavsky, Jan, Mankus, David, Tracy, Joseph B, McKinley, Gareth H, Holten-Andersen, Niels

“…Patchy particle interactions are predicted to facilitate the controlled self-assembly and arrest of particles into phase-stable and morphologically tunable…”
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Size control of cobalt nanoparticles by adjusting the linear carboxylic acid ligand chain length by Johnston-Peck, Aaron C., Tracy, Joseph B.

“…•Chain length of carboxylic acid ligands give sizes control of cobalt nanoparticles.•Formation of cobalt oxide shells causes exchange bias.•Magnetic properties…”
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Synthesis and Structural and Magnetic Characterization of Ni(Core)/NiO(Shell) Nanoparticles by Johnston-Peck, Aaron C, Wang, Junwei, Tracy, Joseph B

“…A size series of ligand-stabilized Ni nanoparticles (NPs) with diameters between 8−24 nm was prepared by solution chemistry, followed by solution-phase…”
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Sequential Actuation of Shape-Memory Polymers through Wavelength-Selective Photothermal Heating of Gold Nanospheres and Nanorods by Mishra, Sumeet R, Tracy, Joseph B

“…Photothermal triggering of shape-memory polymers is an appealing noncontact mode of actuation for responsive materials and soft robotics. Wavelength-selective…”
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Microwave Enhancement of Autocatalytic Growth of Nanometals by Ashley, Bridgett, Vakil, Parth N, Lynch, Brian B, Dyer, Christopher M, Tracy, Joseph B, Owens, Jeffery, Strouse, Geoffrey F

“…The desire for designing efficient synthetic methods that lead to industrially important nanomaterials has led a desire to more fully understand the mechanism…”
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Imaging Extracellular Matrix Remodeling In Vitro by Diffusion-Sensitive Optical Coherence Tomography by Blackmon, Richard L., Sandhu, Rupninder, Chapman, Brian S., Casbas-Hernandez, Patricia, Tracy, Joseph B., Troester, Melissa A., Oldenburg, Amy L.

“…The mammary gland extracellular matrix (ECM) is comprised of biopolymers, primarily collagen I, that are created and maintained by stromal fibroblasts. ECM…”
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Electrospray Ionization Mass Spectrometry of Uniform and Mixed Monolayer Nanoparticles:  Au25[S(CH2)2Ph]18 and Au25[S(CH2)2Ph]18 - x (SR) x by Tracy, Joseph B, Crowe, Matthew C, Parker, Joseph F, Hampe, Oliver, Fields-Zinna, Christina A, Dass, Amala, Murray, Royce W

“…New approaches to electrospray ionization mass spectrometry (ESI-MS)with exact compositional assignmentsof small (Au25) nanoparticles with uniform and mixed…”
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A dual wavelength-activatable gold nanorod complex for synergistic cancer treatment by Pacardo, Dennis B, Neupane, Bhanu, Rikard, S Michaela, Lu, Yue, Mo, Ran, Mishra, Sumeet R, Tracy, Joseph B, Wang, Gufeng, Ligler, Frances S, Gu, Zhen

“…A multifunctional gold nanorod (AuNR) complex is described with potential utility for theranostic anticancer treatment. The AuNR was functionalized with…”
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3D-Printed Hydrogels as Photothermal Actuators by Ghelardini, Melanie M, Geisler, Martin, Weigel, Niclas, Hankwitz, Jameson P, Hauck, Nicolas, Schubert, Jonas, Fery, Andreas, Tracy, Joseph B, Thiele, Julian

“…Thermoresponsive hydrogels were 3D-printed with embedded gold nanorods (GNRs), which enable shape change through photothermal heating. GNRs were functionalized…”
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Poly(ethylene glycol) Ligands for High-Resolution Nanoparticle Mass Spectrometry by Tracy, Joseph B, Kalyuzhny, Gregory, Crowe, Matthew C, Balasubramanian, Ramjee, Choi, Jai-Pil, Murray, Royce W

“…Measurements of the core and ligand monolayer compositions of small gold nanoparticles (NPs) using electrospray ionization (ESI) mass spectrometry were…”
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Probing biological nanotopology via diffusion of weakly constrained plasmonic nanorods with optical coherence tomography by Chhetri, Raghav K, Blackmon, Richard L, Wu, Wei-Chen, Hill, David B, Button, Brian, Casbas-Hernandez, Patricia, Troester, Melissa A, Tracy, Joseph B, Oldenburg, Amy L

“…Significance Many diseases are characterized by nanostructural changes in connective fibers and soluble proteins, which can indicate or drive disease…”
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Motility-, autocorrelation-, and polarization-sensitive optical coherence tomography discriminates cells and gold nanorods within 3D tissue cultures by Oldenburg, Amy L, Chhetri, Raghav K, Cooper, Jason M, Wu, Wei-Chen, Troester, Melissa A, Tracy, Joseph B

“…We propose a method for differentiating classes of light scatterers based upon their temporal and polarization properties computed from time series of…”
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Sulfidation and selenidation of nickel nanoparticles by Lynch, Brian B., Kelliher, Andrew P., Anderson, Bryan D., Japit, Alexander, Spencer, Michael A., Rizvi, Mehedi H., Sarac, Mehmet F., Augustyn, Veronica, Tracy, Joseph B.

“…Transition metal chalcogenide nanoparticles (NPs) are of interest for energy applications, including batteries, supercapacitors, and electrocatalysis. Many…”
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Size Limitations for the Formation of Ordered Striped Nanoparticles by Carney, Randy P, DeVries, Gretchen A, Dubois, Cedric, Kim, Hyewon, Kim, Jin Young, Singh, Chetana, Ghorai, Pradip K, Tracy, Joseph B, Stiles, Rebecca L, Murray, Royce W, Glotzer, Sharon C, Stellacci, Francesco

“…A combination of immiscible molecules in the ligand shell of a gold nanoparticle (NP) has been shown to phase separate into a rippled structure; this phase…”
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Large-Scale Silica Overcoating of Gold Nanorods with Tunable Shell Thicknesses by Wu, Wei-Chen, Tracy, Joseph B

“…Gold nanorods (GNRs) overcoated with SiO2 are of interest for enhancing the shape stability of GNRs during photothermal heating, for further functionalization…”
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Fully Ferrocenated Hexanethiolate Monolayer-Protected Gold Clusters by Wolfe, Rebecca L, Balasubramanian, Ramjee, Tracy, Joseph B, Murray, Royce W

“…The synthesis and compositional analysis of four different gold clusters with protecting monolayers comprised solely of ferrocene hexanethiolate ligands is…”
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Anisotropic Thermal Processing of Polymer Nanocomposites via the Photothermal Effect of Gold Nanorods by Maity, Somsubhra, Kozek, Krystian A., Wu, Wei-Chen, Tracy, Joseph B., Bochinski, Jason R., Clarke, Laura I.

“…By embedding metal nanoparticles within polymeric materials, selective thermal polymer processing can be accomplished via irradiation with light resonant with…”
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Understanding and Controlling the Morphology of Silica Shells on Gold Nanorods by Rowe, Laurel R, Chapman, Brian S, Tracy, Joseph B

“…Subtle variations in the conditions for addition of a tetraethyl orthosilicate (TEOS)/methanol (MeOH) solution to gold nanorods (GNRs) stabilized by…”
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