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  • Ring-locking enables selective anhydrosugar synthesis from carbohydrate pyrolysis 

    Chen, Li; Zhao, Jinmo; Pradhan, Sivaram; Brinson, Bruce E.; Scuseria, Gustavo E.; Zhang, Z. Conrad; Wong, Michael S. (2016)
    The selective production of platform chemicals from thermal conversion of biomass-derived carbohydrates is challenging. As precursors to natural products and drug molecules, anhydrosugars are difficult to synthesize from ...
  • New Main-Group-Element-Rich nido-Octahedral Cluster System: Synthesis and Characterization of [Et4N][Fe2(CO)6(μ3-As){μ3-EFe(CO)4}2] 

    Schipper, Desmond E.; Ikhlef, Djamila; Khalal, Samila; Saillard, Jean-Yves; Whitmire, Kenton H. (2016)
    A series of clusters of the form [Et4N][Fe2(CO)6(μ3-As)}(μ3-EFe(CO)4)], where E is either P or As, were synthesized from [Et4N]2[HAs{Fe(CO)4}3] and ECl3. AsCl3 gives the As-only compound; PCl3 produces compounds having two ...
  • Gadonanotube materials as new intracellular MRI contrast agents for stem cell labeling 

    Hernández-Rivera, Mayra; Wilson, Lon J. (2016)
    Stem cells possess great potential for different medical applications and every year more investigators join this field of study. As interest in stem cells has increased, it has become essential to track the cellsin vivo in ...
  • Crowding on DNA in Protein Search for Targets 

    Shvets, Alexey A.; Kolomeisky, Anatoly B. (2016)
    Proteins searching and recognizing specific sites on DNA is required for initiating all major biological processes. While the details of the protein search for targets on DNA in purified in vitro systems are reasonably ...
  • Expression platforms for producing eukaryotic proteins: a comparison ofᅠE. coliᅠcell-based and wheat germ cell-free synthesis, affinity and solubility tags, and cloning strategies 

    Aceti, David J.; Bingman, Craig A.; Wrobel, Russell L.; Frederick, Ronnie O.; Makino, Shin-ichi; Nichols, Karl W.; Sahu, Sarata C.; Bergeman, Lai F.; Blommel, Paul G.; Cornilescu, Claudia C.; Gromek, Katarzyna A.; Seder, Kory D.; Hwang, Soyoon; Primm, John G.; Sabat, Grzegorz; Vojtik, Frank C.; Volkman, Brian F.; Zolnai, Zsolt; Phillips, George N. Jr.; Markley, John L.; Fox, Brian G. (2015)
    Vectors designed for protein production in Escherichia coli and by wheat germ cell-free translation were tested using 21 well-characterized eukaryotic proteins chosen to serve as controls within the context of a structural ...
  • Carbon nanotube fiber terahertz polarizer 

    Zubair, Ahmed; Tsentalovich, Dmitri E.; Young, Colin C.; Heimbeck, Martin S.; Everitt, Henry O.; Pasquali, Matteo; Kono, Junichiro (2016)
    Conventional, commercially available terahertz (THz) polarizers are made of uniformly and precisely spaced metallic wires. They are fragile and expensive, with performance characteristics highly reliant on wire diameters ...
  • Wafer-scale monodomain films of spontaneously aligned single-walled carbon nanotubes 

    He, Xiaowei; Gao, Weilu; Xie, Lijuan; Li, Bo; Zhang, Qi; Lei, Sidong; Robinson, John M.; Hároz, Erik H.; Doorn, Stephen K.; Wang, Weipeng; Vajtai, Robert; Ajayan, Pulickel M.; Adams, W. Wade; Hauge, Robert H.; Kono, Junichiro (2016)
    The one-dimensional character of electrons, phonons and excitons in individual single-walled carbon nanotubes leads to extremely anisotropic electronic, thermal and optical properties. However, despite significant efforts ...
  • Toward carbon nanotube-based imaging agents for the clinic 

    Hernández-Rivera, Mayra; Zaibaq, Nicholas G.; Wilson, Lon J. (2016)
    Among the many applications for carbon nanotubes (CNTs), their use in medicine has drawn special attention due to their potential for a variety of therapeutic and diagnostic applications. As progress toward clinical ...
  • Chiral and Achiral Nanodumbbell Dimers: The Effect of Geometry on Plasmonic Properties 

    Smith, Kyle W.; Zhao, Hangqi; Zhang, Hui; Sánchez -Iglesias, Ana; Grzelczak, Marek; Wang, Yumin; Chang, Wei-Shun; Nordlander, Peter; Liz-Marzán, Luis; Link, Stephan (2016)
    Metal nanoparticles with a dumbbell-like geometry have plasmonic properties similar to those of their nanorod counterparts, but the unique steric constraints induced by their enlarged tips result in distinct geometries ...
  • Enhancement of the Electron Spin Resonance of Single-Walled Carbon Nanotubes by Oxygen Removal 

    Rice, William D.; Weber, Ralph T.; Leonard, Ashley D.; Tour, James M.; Nikolaev, Pavel; Arepalli, Sivaram; Berka, Vladimir; Tsai, Ah-Lim; Kono, Junichiro (2012)
    We have observed a nearly 4-fold increase in the electron spin resonance (ESR) signal from an ensemble of single-walled carbon nanotubes (SWCNTs) due to oxygen desorption. By performing temperature-dependent ESR spectroscopy ...
  • Notch-Jagged signalling can give rise to clusters of cells exhibiting a hybrid epithelial/mesenchymal phenotype 

    Boareto, Marcelo; Jolly, Mohit Kumar; Goldman, Aaron; Pietilä, Mika; Mani, Sendurai A.; Sengupta, Shiladitya; Ben-Jacob, Eshel; Levine, Herbert; Onuchic, José N. (2016)
    Metastasis can involve repeated cycles of epithelial-to-mesenchymal transition (EMT) and its reverse mesenchymal-to-epithelial transition. Cells can also undergo partial transitions to attain a hybrid epithelial/mesenchymal ...
  • Ultrathin AAO Membrane as a Generic Template for Sub-100 nm Nanostructure Fabrication 

    Robatjazi, Hossein; Bahauddin, Shah Mohammad; Macfarlan, Luke H.; Fu, Sidan; Thomann, Isabell (2016)
    Anodic aluminum oxide (AAO) templates are emerging as a platform for simple, cost-effective, high-throughput top-down nanofabrication of regular arrays of nanostructures. Thus far, however, AAO pattern transfer has largely ...
  • Protein Frustratometer 2: a tool to localize energetic frustration in protein molecules, now with electrostatics 

    Parra, R. Gonzalo; Schafer, Nicholas P.; Radusky, Leandro G.; Tsai, Min-Yeh; Guzovsky, A. Brenda; Wolynes, Peter G.; Ferreiro, Diego U. (2016)
    The protein frustratometer is an energy landscape theory-inspired algorithm that aims at localizing and quantifying the energetic frustration present in protein molecules. Frustration is a useful concept for analyzing ...
  • Broadband Absorption Engineering to Enhance Light Absorption in Monolayer MoS2 

    Bahauddin, Shah Mohammad; Robatjazi, Hossein; Thomann, Isabell (2016)
    Here we take a first step toward tackling the challenge of incomplete optical absorption in monolayers of transition metal dichalcogenides for conversion of photon energy, including solar, into other forms of energy. We ...
  • Intensive Atomization Energy: Re-Thinking a Metric for Electronic Structure Theory Methods 

    Perdew, John P.; Sun, Jianwei; Garza, Alejandro J.; Scuseria, Gustavo E. (2016)
    The errors in atomization energies (AE) of molecules have long been used to measure the errors of wavefunction or density functional methods for electronic structure calculations. In particular, the G3 set of Pople and ...
  • Atomic cobalt on nitrogen-doped graphene for hydrogen generation 

    Fei, Huilong; Dong, Juncai; Arellano-Jiménez, M. Josefina; Ye, Gonglan; Kim, Nam Dong; Samuel, Errol L.G.; Peng, Zhiwei; Zhu, Zhuan; Qin, Fan; Bao, Jiming; Yacaman, Miguel Jose; Ajayan, Pulickel M.; Chen, Dongliang; Tour, James M. (2015)
    Reduction of water to hydrogen through electrocatalysis holds great promise for clean energy, but its large-scale application relies on the development of inexpensive and efficient catalysts to replace precious platinum ...
  • The microRNA miR-22 inhibits the histone deacetylase HDAC4 to promote TH17 cell–dependent emphysema 

    Lu, Wen; You, Ran; Yuan, Xiaoyi; Yang, Tianshu; Samuel, Errol L.G.; Marcano, Daniela C.; Sikkema, William K.A.; Tour, James M.; Rodriguez, Antony; Kheradmand, Farrah; Corry, David B. (2015)
    Smoking-related emphysema is a chronic inflammatory disease driven by the T(H)17 subset of helper T cells through molecular mechanisms that remain obscure. Here we explored the role of the microRNA miR-22 in emphysema. We ...
  • Laser-induced porous graphene films from commercial polymers 

    Lin, Jian; Peng, Zhiwei; Liu, Yuanyue; Ruiz-Zepeda, Francisco; Ye, Ruquan; Samuel, Errol L.G.; Yacaman, Miguel Jose; Yakobson, Boris I.; Tour, James M. (2014)
    The cost effective synthesis and patterning of carbon nanomaterials is a challenge in electronic and energy storage devices. Here we report a one-step, scalable approach for producing and patterning porous graphene films ...
  • Cobalt Nanoparticles Embedded in Nitrogen-Doped Carbon for the Hydrogen Evolution Reaction 

    Fei, Huilong; Yang, Yang; Peng, Zhiwei; Ruan, Gedeng; Zhong, Qifeng; Li, Lei; Samuel, Errol L.G.; Tour, James M. (2015)
    There is great interest in renewable and sustainable energy research to develop low-cost, highly efficient, and stable electrocatalysts as alternatives to replace Pt-based catalysts for the hydrogen evolution reaction ...
  • Meniscus-Mask Lithography for Fabrication of Narrow Nanowires 

    Abramova, Vera; Slesarev, Alexander S.; Tour, James M. (2015)
    We demonstrate the efficiency of meniscus-mask lithography (MML) for fabrication of precisely positioned nanowires in a variety of materials. Si, SiO2, Au, Cr, W, Ti, TiO2, and Al nanowires are fabricated and characterized. ...

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