Research articles, presentations, and other scholarship

Recent Submissions

  • Self-assembled PCBM bilayers on graphene and HOPG examined by AFM and STM 

    Li, Yanlong; Chen, Chuanhui; Burton, John; Park, Kyungwha; Heflin, James R.; Tao, Chenggang (2018-05-04)
    In this work we report fabrication and characterization of phenyl-C61-butyric acid methyl ester (PCBM) bilayer structures on graphene and highly oriented pyrolytic graphite (HOPG). Through careful control of the PCBM ...
  • The Astropy Project: Building an Open-science Project and Status of the v2.0 Core Package 

    Price-Whelan, A. M.; Sipocz, B. M.; Gunther, H. M.; Lim, P. L.; Crawford, S. M.; Conseil, S.; Shupe, D. L.; Craig, M. W.; Dencheva, N.; Ginsburg, A.; VanderPlas, J. T.; Bradley, L. D.; Perez-Suarez, D.; de Val-Borro, M.; Aldcroft, T. L.; Cruz, K. L.; Robitaille, T. P.; Tollerud, E. J.; Ardelean, C.; Babej, T.; Bach, Y. P.; Bachetti, M.; Bakanov, A., V; Bamford, S. P.; Barentsen, G.; Barmby, P.; Baumbach, A.; Berry, K. L.; Biscani, F.; Boquien, M.; Bostroem, K. A.; Bouma, L. G.; Brammer, G. B.; Bray, E. M.; Breytenbach, H.; Buddelmeijer, H.; Burke, D. J.; Calderone, G.; Rodriguez, J. L. Cano; Cara, M.; Cardoso, J. V. M.; Cheedella, S.; Copin, Y.; Corrales, L.; Crichton, D.; D'Avella, D.; Deil, C.; Depagne, E.; Dietrich, J. P.; Donath, A.; Droettboom, M.; Earl, N.; Erben, T.; Fabbro, S.; Ferreira, L. A.; Finethy, T.; Fox, R. T.; Garrison, L. H.; Gibbons, S. L. J.; Goldstein, D. A.; Gommers, R.; Greco, J. P.; Greenfield, P.; Groener, A. M.; Grollier, F.; Hagen, A.; Hirst, P.; Homeier, D.; Horton, A. J.; Hosseinzadeh, G.; Hu, L.; Hunkeler, J. S.; Ivezic, Z.; Jain, A.; Jenness, T.; Kanarek, G.; Kendrew, S.; Kern, N. S.; Kerzendorf, W. E.; Khvalko, A.; King, J.; Kirkby, D.; Kulkarni, A. M.; Kumar, A.; Lee, A.; Lenz, D.; Littlefair, S. P.; Ma, Z.; Macleod, D. M.; Mastropietro, M.; McCully, C.; Montagnac, S.; Morris, B. M.; Mueller, M.; Mumford, S. J.; Muna, D.; Murphy, N. A.; Nelson, S.; Nguyen, G. H.; Ninan, J. P.; Noethe, M.; Ogaz, S.; Oh, S.; Parejko, J. K.; Parley, N.; Pascual, S.; Patil, R.; Patil, A. A.; Plunkett, A. L.; Prochaska, J. X.; Rastogi, T.; Janga, V. Reddy; Sabater, J.; Sakurikar, P.; Seifert, M.; Sherbert, L. E.; Sherwood-Taylor, H.; Shih, A. Y.; Sick, J.; Silbiger, M. T.; Singanamalla, S.; Singer, L. P.; Sladen, P. H.; Sooley, K. A.; Sornarajah, S.; Streicher, O.; Teuben, P.; Thomas, S. W.; Tremblay, G. R.; Turner, J. E. H.; Terron, V; van Kerkwijk, M. H.; de la Vegat, A.; Watkins, L. L.; Weaver, B. A.; Whitmore, J. B.; Woillez, J.; Zabalza, V (2018-09)
    The Astropy Project supports and fosters the development of open-source and openly developed Python packages that provide commonly needed functionality to the astronomical community. A key element of the Astropy Project ...
  • Modulations of the cosmic muon signal in ten years of Borexino data 

    Agostini, M.; Altenmueller, K.; Appel, S.; Atroshchenko, V; Bagdasarian, Z.; Basilico, D.; Bellini, G.; Benziger, J.; Bick, D.; Bolognino, I; Bonfini, G.; Bravo, D.; Caccianiga, B.; Calaprice, F.; Caminata, A.; Caprioli, S.; Carlini, M.; Cavalcante, P.; Cavanna, F.; Chepurnov, A.; Choi, K.; Collica, L.; D'Angelo, D.; Davini, S.; Derbin, A.; Ding, X. F.; Di Ludovico, A.; Di Noto, L.; Drachnev, I; Fomenko, K.; Formozov, A.; Franco, D.; Gabriele, F.; Galbiati, C.; Gschwender, M.; Ghiano, C.; Giammarchi, M.; Goretti, A.; Gromov, M.; Guffanti, D.; Hagner, C.; Houdy, T.; Hungerford, E.; Ianni, Aldo; Ianni, Andrea; Jany, A.; Jeschke, D.; Kobychev, V; Korablev, D.; Korga, G.; Kudryavtsev, V. A.; Kumaran, S.; Lachenmaier, T.; Laubenstein, M.; Litvinovich, E.; Lombardi, F.; Lombardi, P.; Ludhova, L.; Lukyanchenko, G.; Lukyanchenko, L.; Machulin, I; Manuzio, G.; Marcocci, S.; Maricic, J.; Martyn, J.; Meighen-Berger, S.; Meroni, E.; Meyer, M.; Miramonti, L.; Misiaszek, M.; Muratova, V; Neumair, B.; Nieslony, M.; Oberauer, L.; Opitz, B.; Orekhov, V; Ortica, F.; Pallavicini, M.; Papp, L.; Penek, Oe; Pietrofaccia, L.; Pilipenko, N.; Pocar, A.; Porcelli, A.; Raikov, G.; Ranucci, G.; Razeto, A.; Re, A.; Redchuk, M.; Romani, A.; Rossi, N.; Rottenanger, S.; Schoenert, S.; Semenov, D.; Skorokhvatov, M.; Smirnov, O.; Sotnikov, A.; Stokes, L. F. F.; Suvorov, Y.; Tartaglia, R.; Testera, G.; Thurn, J.; Toropova, M.; Unzhakov, E.; Vishneva, A.; Vogelaar, R. B.; von Feilitzsch, F.; Weinz, S.; Wojcik, M.; Wurm, M.; Yokley, Z.; Zaimidoroga, O.; Zavatarelli, S.; Zuber, K.; Zuzel, G. (2019-02)
    We have measured the flux of cosmic muons in the Laboratori Nazionali del Gran Sasso at 3800 m.w.e. to be (3.432 +/- 0.003) center dot 10(-4) m(-2) s(-1) based on ten years of Borexino data acquired between May 2007 and ...
  • Diminished single-stimulus response in vmPFC to favorite people in children diagnosed with Autism Spectrum Disorder 

    Kishida, Kenneth T.; De Asis-Cruz, Josepheen; Treadwell-Deering, Diane; Liebenow, Brittany; Beauchamp, Michael S.; Montague, P. Read (2019-07)
    From an early age, individuals with autism spectrum disorder (ASD) spend less time engaged in social interaction compared to typically developing peers (TD). One reason behind this behavior may be that the brains of children ...
  • Space Telescope and Optical Reverberation Mapping Project. X. Understanding the Absorption-line Holiday in NGC 5548 

    Dehghanian, M.; Ferland, G. J.; Kriss, G. A.; Peterson, B. M.; Mathur, S.; Mehdipour, M.; Guzman, F.; Chatzikos, M.; van Hoof, P. A. M.; Williams, R. J. R.; Arav, N.; Barth, A. J.; Bentz, M. C.; Bisogni, S.; Brandt, W. N.; Crenshaw, D. M.; Dalla Bonta, E.; De Rosa, G.; Fausnaugh, M. M.; Gelbord, J. M.; Goad, M. R.; Gupta, A.; Horne, Keith; Kaastra, J.; Knigge, C.; Korista, K. T.; McHardy, I. M.; Pogge, R. W.; Starkey, D. A.; Vestergaard, M. (2019-06-01)
    The Space Telescope and Optical Reverberation Mapping Project (AGN STORM) on NGC 5548 in 2014 is one of the most intensive multiwavelength AGN monitoring campaigns ever. For most of the campaign, the emission-line variations ...
  • Complete fourier direct magnetic resonance imaging (CFD-MRI) for diffusion MRI 

    Ozcan, Alpay (2013)
    The foundation for an accurate and unifying Fourier-based theory of diffusion weighted magnetic resonance imaging (DW MRI) is constructed by carefully re-examining the first principles of DW MRI signal formation and deriving ...
  • Search for the B -> Y(4260)K, Y(4260) -> J/psi pi(+)pi(-) decays 

    Garg, R.; Bhardwaj, V.; Singh, J. B.; Adachi, I.; Ahn, J. K.; Aihara, H.; Al Said, S.; Asner, D. M.; Aulchenko, V.; Aushev, T.; Ayad, R.; Babu, V.; Bahinipati, S.; Bansal, V.; Beleno, C.; Bilka, T.; Biswal, J.; Bobrov, A.; Bozek, A.; Bracko, M.; Cao, L.; Cervenkov, D.; Chen, A.; Cheon, B. G.; Chilikin, K.; Cho, H. E.; Cho, K.; Choi, S-K.; Choi, Y.; Cinabro, D.; Cunliffe, S.; Dash, N.; Di Carlo, S.; Dolezal, Z.; Dong, T. V.; Drasal, Z.; Eidelman, S.; Fast, J. E.; Fulsom, B. G.; Gaur, V.; Gabyshev, N.; Garmash, A.; Giri, A.; Golob, B.; Grzymkowska, O.; Haba, J.; Hayasaka, K.; Hayashii, H.; Hou, W-S.; Hsu, C-L.; Inami, K.; Inguglia, G.; Ishikawa, A.; Itoh, R.; Iwasaki, M.; Iwasaki, Y.; Jacobs, W. W.; Jeon, H. B.; Jia, S.; Jin, Y.; Joffe, D.; Joo, K. K.; Julius, T.; Kaliyar, A. B.; Kawasaki, T.; Kichimi, H.; Kim, D. Y.; Kim, J. B.; Kim, S. H.; Kinoshita, K.; Kodys, P.; Korpar, S.; Kotchetkov, D.; Krizan, P.; Kroeger, R.; Krokovny, P.; Kuhr, T.; Kumar, R.; Kwon, Y-J.; Lange, J. S.; Lee, J. K.; Lee, S. C.; Li, C. H.; Li, L. K.; Li, Y. B.; Gioi, L. Li; Libby, J.; Liventsev, D.; Lu, P-C.; Luo, T.; MacNaughton, J.; Masuda, M.; Matsuda, T.; Matvienko, D.; Merola, M.; Miyabayashi, K.; Miyata, H.; Mizuk, R.; Mohanty, G. B.; Mori, T.; Mussa, R.; Nakao, M.; Nath, K. J.; Nayak, M.; Nishida, S.; Nishimura, K.; Ogawa, S.; Ono, H.; Onuki, Y.; Pakhlov, P.; Pakhlova, G.; Pal, B.; Pardi, S.; Patra, S.; Paul, S.; Pedlar, T. K.; Pestotnik, R.; Piilonen, L. E.; Popov, V.; Prasanth, K.; Prencipe, E.; Resmi, P. K.; Rostomyan, A.; Russo, G.; Sakai, Y.; Salehi, M.; Sandilya, S.; Sanuki, T.; Schneider, O.; Schnell, G.; Schueler, J.; Schwanda, C.; Seino, Y.; Senyo, K.; Sevior, M. E.; Shebalin, V.; Shen, C. P.; Shibata, T-A.; Shiu, J-G.; Sokolov, A.; Solovieva, E.; Staric, M.; Stottler, Z. S.; Sumihama, M.; Sumiyoshi, T.; Takizawa, M.; Tanida, K.; Tenchini, F.; Trabelsi, K.; Uchida, M.; Uglov, T.; Unno, Y.; Uno, S.; Usov, Y.; Van Tonder, R.; Varner, G.; Varvell, K. E.; Waheed, E.; Wang, B.; Wang, C. H.; Wang, M-Z.; Wang, P.; Wang, X. L.; Watanabe, M.; Won, E.; Yang, S. B.; Ye, H.; Yelton, J.; Yin, J. H.; Yuan, C. Z.; Zhang, Z. P.; Zhilich, V.; Zhukova, V.; Zhulanov, V. (2019-04-12)
    We report the results of a search for the B -> Y(4260)K, Y(4260) -> J/psi pi(+)pi thorn p-decays. This study is based on a data sample corresponding to an integrated luminosity of 711 fb(-1), collected at the Upsilon(4S) ...
  • An adaptive variational algorithm for exact molecular simulations on a quantum computer 

    Grimsley, Harper R.; Economou, Sophia E.; Barnes, Edwin; Mayhall, Nicholas J. (Springer Nature, 2019-07-08)
    Quantum simulation of chemical systems is one of the most promising near-term applications of quantum computers. The variational quantum eigensolver, a leading algorithm for molecular simulations on quantum hardware, has ...
  • Launching low-energy surface plasmons in purple gold (AuAl2) 

    Samaimongkol, Panupon; Robinson, Hans D. (SPRINGER HEIDELBERG, 2019-03-01)
    We confirm that the unusual purple color of the intermetallic compound AuAl 2 is of a plasmonic origin by launching surface plasmons (SPs) in thin AuAl 2 films. We measure the SP dispersion relation and also use the films ...
  • Multi-photon patterning of photoactive o-nitrobenzyl ligands bound to gold surfaces 

    Magill, Brenden A.; Guo, Xi; Peck, Cheryl L.; Reyes, Roberto L.; See, Erich M.; Santos, Webster L.; Robinson, Hans D. (ROYAL SOC CHEMISTRY, 2019-01-01)
    We quantitatively investigate lithographic patterning of a thiol-anchored self-assembled monolayer (SAM) of photocleavable o-nitrobenzyl ligands on gold through a multi-photon absorption process at 1.7 eV (730 nm wavelength). ...
  • Validating quantum-classical programming models with tensor network simulations 

    McCaskey, Alexander; Dumitrescu, Eugene; Chen, Mengsu; Lyakh, Dmitry; Humble, Travis (PLOS, 2018-12-10)
    The exploration of hybrid quantum-classical algorithms and programming models on noisy near-term quantum hardware has begun. As hybrid programs scale towards classical intractability, validation and benchmarking are critical ...
  • The Application of a Nanomaterial Optical Fiber Biosensor Assay for Identification of Brucella Nomenspecies 

    McCutcheon, Kelly; Bandara, Aloka B.; Zuo, Ziwei; Heflin, James R.; Inzana, Thomas J. (MDPI, 2019-05-21)
    Bacteria in the genus Brucella are the cause of brucellosis in humans and many domestic and wild animals. A rapid and culture-free detection assay to detect Brucella in clinical samples would be highly valuable. ...
  • Prediction of CsrA-regulating small RNAs in bacteria and their experimental verification in Vibrio fischeri 

    Kulkarni, Prajna R.; Cui, Xiaohui; Williams, Joshua W.; Stevens, Ann M.; Kulkarni, Rahul V. (2006-01-01)
    The role of small RNAs as critical components of global regulatory networks has been highlighted by several recent studies. An important class of such small RNAs is represented by CsrB and CsrC of Escherichia coli, which ...
  • Regulatory targets of quorum sensing in Vibrio cholerae: evidence for two distinct HapR-binding motifs 

    Tsou, Amy M.; Cai, Tao; Liu, Zhi; Zhu, Jun; Kulkarni, Rahul V. (2009-05)
    The quorum-sensing pathway in Vibrio cholerae controls the expression of the master regulator HapR, which in turn regulates several important processes such as virulence factor production and biofilm formation. While HapR ...
  • H++3.0: automating pK prediction and the preparation of biomolecular structures for atomistic molecular modeling and simulations 

    Anandakrishnan, Ramu; Aguilar, Boris; Onufriev, Alexey V. (2012-07)
    The accuracy of atomistic biomolecular modeling and simulation studies depend on the accuracy of the input structures. Preparing these structures for an atomistic modeling task, such as molecular dynamics (MD) simulation, ...
  • Why double-stranded RNA resists condensation 

    Tolokh, Igor S.; Pabit, Suzette A.; Katz, Andrea M.; Chen, Yujie; Drozdetski, Aleksander; Baker, Nathan; Pollack, Lois; Onufriev, Alexey V. (2014-09-15)
    The addition of small amounts of multivalent cations to solutions containing double-stranded DNA leads to inter-DNA attraction and eventual condensation. Surprisingly, the condensation is suppressed in double-stranded RNA, ...
  • Reversible to irreversible transitions in periodically driven skyrmion systems 

    Brown, B.L.; Reichhardt, C.; Reichhardt, C.J.O. (Institute of Physics Publishing, 2019-01-08)
    We examine skyrmions driven periodically over random quenched disorder and show that there is a transition from reversible motion to a state in which the skyrmion trajectories are chaotic or irreversible. We find that the ...
  • A deep X-ray view of the bare AGN Ark 120: V. Spin determination from disc-Comptonisation efficiency method 

    Porquet, D.; Done, C.; Reeves, J.N.; Grosso, N.; Marinucci, A.; Matt, G.; Lobban, A.; Nardini, E.; Braito, V.; Marin, F.; Kubota, A.; Ricci, C.; Koss, M.; Stern, D.; Ballantyne, D.; Farrah, D. (EDP Sciences, 2019-02-25)
    Context. The spin of supermassive black holes (SMBH) in active galactic nuclei (AGN) can be determined from spectral signature(s) of relativistic reflection such as the X-ray iron Kα line profile, but this can be rather ...
  • Multiwavelength campaign on Mrk 509: XVI. Continued HST/COS monitoring of the far-ultraviolet spectrum 

    Kriss, G. A.; Arav, N.; Edmonds, D.; Ely, J.; Kaastra, J. S.; Bianchi, S.; Cappi, M.; Costantini, E.; Ebrero, J.; Mehdipour, M.; Paltani, S.; Petrucci, P.; Ponti, G. (EDP Sciences, 2019-03-07)
    Aims. To elucidate the location, physical conditions, mass outflow rate, and kinetic luminosity of the outflow from the active nucleus of the Seyfert 1 galaxy Mrk 509, we used coordinated UV and X-ray spectral observations ...
  • Geometric constraints in dual F-theory and heterotic string compactifications 

    Anderson, Lara B.; Taylor, Washington (Springer, 2014-08-05)
    We systematically analyze a broad class of dual heterotic and F-theory models that give four-dimensional supergravity theories, and compare the geometric constraints on the two sides of the duality. Specifically, we give ...

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