Search Results - "SIGURDSSON, S."

Sterically shielded spin labels for in-cell EPR spectroscopy: analysis of stability in reducing environment by Jagtap, A P, Krstic, I, Kunjir, N C, Hänsel, R, Prisner, T F, Sigurdsson, S Th

“…Electron paramagnetic resonance (EPR) spectroscopy is a powerful and widely used technique for studying structure and dynamics of biomolecules under…”
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THE Ĝ INFRARED SEARCH FOR EXTRATERRESTRIAL CIVILIZATIONS WITH LARGE ENERGY SUPPLIES. I. BACKGROUND AND JUSTIFICATION by Wright, J T, Mullan, B, Sigurdsson, S, Povich, M S

“…We motivate the G infrared search for extraterrestrial civilizations with large energy supplies. We discuss some philosophical difficulties of the search for…”
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EFFECTS OF PROXIMA CENTAURI ON PLANET FORMATION IN ALPHA CENTAURI by Worth, R., Sigurdsson, S.

“…ABSTRACT Proxima Centauri is an M dwarf approximately 15,000 au from the Alpha Centauri binary, comoving and likely in a loosely bound orbit. Dynamic…”
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Bone density and strength from thoracic and lumbar CT scans both predict incident vertebral fractures independently of fracture location by Johannesdottir, F., Allaire, B., Kopperdahl, D.L., Keaveny, T.M., Sigurdsson, S., Bredella, M.A., Anderson, D.E., Samelson, E.J., Kiel, D.P., Gudnason, V.G., Bouxsein, M.L.

“…Summary In a population-based study, we found that computed tomography (CT)-based bone density and strength measures from the thoracic spine predicted new…”
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Dynamical age differences among coeval star clusters as revealed by blue stragglers by Ferraro, F. R., Lanzoni, B., Dalessandro, E., Beccari, G., Pasquato, M., Miocchi, P., Rood, R. T., Sigurdsson, S., Sills, A., Vesperini, E., Mapelli, M., Contreras, R., Sanna, N., Mucciarelli, A.

“…Globular clusters can be grouped into a few distinct families on the basis of the radial distribution of ‘blue stragglers’, stars with masses greater than…”
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THE Ĝ INFRARED SEARCH FOR EXTRATERRESTRIAL CIVILIZATIONS WITH LARGE ENERGY SUPPLIES. II. FRAMEWORK, STRATEGY, AND FIRST RESULT by Wright, J T, Griffith, R L, Sigurdsson, S, Povich, M S, Mullan, B

“…We describe the framework and strategy of the G infrared search for extraterrestrial civilizations with large energy supplies, which will use the wide-field…”
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Performance of the LHCb RICH detector at the LHC by Adinolfi, M., Aglieri Rinella, G., Albrecht, E., Bellunato, T., Benson, S., Blake, T., Blanks, C., Brisbane, S., Brook, N. H., Calvi, M., Cameron, B., Cardinale, R., Carson, L., Contu, A., Coombes, M., D’Ambrosio, C., Easo, S., Egede, U., Eisenhardt, S., Fanchini, E., Fitzpatrick, C., Fontanelli, F., Forty, R., Frei, C., Gandini, P., Gao, R., Garra Tico, J., Giachero, A., Gibson, V., Gotti, C., Gregson, S., Gys, T., Haines, S. C., Hampson, T., Harnew, N., Hill, D., Hunt, P., John, M., Jones, C. R., Johnson, D., Kanaya, N., Katvars, S., Kerzel, U., Kim, Y. M., Koblitz, S., Kucharczyk, M., Lambert, D., Main, A., Maino, M., Malde, S., Mangiafave, N., Matteuzzi, C., Mini’, G., Mollen, A., Morant, J., Mountain, R., Morris, J. V., Muheim, F., Muresan, R., Nardulli, J., Owen, P., Papanestis, A., Patel, M., Patrick, G. N., Perego, D. L., Pessina, G., Petrolini, A., Piedigrossi, D., Plackett, R., Playfer, S., Powell, A., Rademacker, J. H., Ricciardi, S., Rogers, G. J., Sail, P., Sannino, M., Savidge, T., Sepp, I., Sigurdsson, S., Soler, F. J. P., Solomin, A., Soomro, F., Sparkes, A., Spradlin, P., Storaci, B., Thomas, C., Topp-Joergensen, S., Torr, N., Ullaland, O., Vervink, K., Voong, D., Websdale, D., Wilkinson, G., Wotton, S. A., Wyllie, K., Xing, F., Young, R.

“…The LHCb experiment has been taking data at the Large Hadron Collider (LHC) at CERN since the end of 2009. One of its key detector components is the…”
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Conformational dynamics of nucleic acid molecules studied by PELDOR spectroscopy with rigid spin labels by Prisner, T.F., Marko, A., Sigurdsson, S.Th

“…[Display omitted] •2–6nm distance restraints on nucleic acids by pulsed EPR spectroscopy.•Determination of relative orientation of double stranded helices with…”
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DOUBLE BLUE STRAGGLER SEQUENCES IN GLOBULAR CLUSTERS: THE CASE OF NGC 362 by Dalessandro, E, Ferraro, F R, Massari, D, Lanzoni, B, MIOCCHI, P, Beccari, G, Bellini, A, Sills, A, Sigurdsson, S, Mucciarelli, A, LOVISI, L

“…We used high-quality images acquired with the Wide Field Camera 3 on board the Hubble Space Telescope to probe the blue straggler star (BSS) population of the…”
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Flexibility and conformation of the cocaine aptamer studied by PELDOR by Grytz, C M, Marko, A, Cekan, P, Sigurdsson, S Th, Prisner, T F

“…The cocaine aptamer is a DNA three-way junction that binds cocaine at its helical junction. We studied the global conformation and overall flexibility of the…”
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Male–female differences in the association between incident hip fracture and proximal femoral strength: A finite element analysis study by Keyak, J.H, Sigurdsson, S, Karlsdottir, G, Oskarsdottir, D, Sigmarsdottir, A, Zhao, S, Kornak, J, Harris, T.B, Sigurdsson, G, Jonsson, B.Y, Siggeirsdottir, K, Eiriksdottir, G, Gudnason, V, Lang, T.F

“…Abstract Hip fracture risk is usually evaluated using dual energy X-ray absorptiometry (DXA) or quantitative computed tomography (QCT) which provide surrogate…”
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Observing white dwarfs orbiting massive black holes in the gravitational wave and electro-magnetic window by Sesana, A., Vecchio, A., Eracleous, M., Sigurdsson, S.

“…We consider a potentially new class of gravitational wave sources consisting of a white dwarf (WD) coalescing into a massive black hole (MBH) in the mass range…”
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Association of bone turnover markers with volumetric bone loss, periosteal apposition, and fracture risk in older men and women: the AGES-Reykjavik longitudinal study by Marques, E. A., Gudnason, V., Lang, T., Sigurdsson, G., Sigurdsson, S., Aspelund, T., Siggeirsdottir, K., Launer, L., Eiriksdottir, G., Harris, T. B.

“…Summary Association between serum bone formation and resorption markers and cortical and trabecular bone loss and the concurrent periosteal apposition in a…”
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Closing in on a Short-Hard Burst Progenitor: Constraints from Early-Time Optical Imaging and Spectroscopy of a Possible Host Galaxy of GRB 050509b by Bloom, J. S, Prochaska, J. X, Pooley, D, Blake, C. H, Foley, R. J, Jha, S, Ramirez-Ruiz, E, Granot, J, Filippenko, A. V, Sigurdsson, S, Barth, A. J, Chen, H.-W, Cooper, M. C, Falco, E. E, Gal, R. R, Gerke, B. F, Gladders, M. D, Greene, J. E, Hennanwi, J, Ho, L. C, Hurley, K, Koester, B. P, Li, W, Lubin, L, Newman, J, Perley, D. A, Squires, G. K, Wood-Vasey, W. M

“…The localization of the short-duration, hard-spectrum gamma-ray burst GRB 050509b by the Swift satellite was a watershed event. We report the discovery of the…”
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Cerebral microbleeds, retinopathy, and dementia: The AGES-Reykjavik Study by QIU, C, COTCH, M. F, GUDNASON, V, LAUNER, L. J, SIGURDSSON, S, JONSSON, P. V, JONSDOTTIR, M. K, SVEINBJÖRNSDOTTIR, S, EIRIKSDOTTIR, G, KLEIN, R, HARRIS, T. B, VAN BUCHEM, M. A

“…To determine whether microvascular damage, indicated by cerebral microbleeds (CMBs) and retinal microvascular signs, is associated with cognitive function and…”
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Biofidelic finite element models for accurately classifying hip fracture in a retrospective clinical study of elderly women from the AGES Reykjavik cohort by Enns-Bray, W.S., Bahaloo, H., Fleps, I., Pauchard, Y., Taghizadeh, E., Sigurdsson, S., Aspelund, T., Büchler, P., Harris, T., Gudnason, V., Ferguson, S.J., Pálsson, H., Helgason, B.

“…Clinical retrospective studies have only reported limited improvements in hip fracture classification accuracy using finite element (FE) models compared to…”
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Advanced EPR Methods for Studying Conformational Dynamics of Nucleic Acids by Endeward, B, Marko, A, Denysenkov, V P, Sigurdsson, S Th, Prisner, T F

“…Pulsed electron paramagnetic resonance (EPR) spectroscopy has become an important tool for structural characterization of biomolecules allowing measurement of…”
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Cerebral microbleeds in the population based AGES-Reykjavik study: prevalence and location by Sveinbjornsdottir, S, Sigurdsson, S, Aspelund, T, Kjartansson, O, Eiriksdottir, G, Valtysdottir, B, Lopez, O L, van Buchem, M A, Jonsson, P V, Gudnason, V, Launer, L J

“…Background and purpose: Incidental foci of signal loss suggestive of cerebral microbleeds (CMBs) are frequent findings on gradient echo T2* weighted MRI (T2*…”
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Effect of finite element model loading condition on fracture risk assessment in men and women: The AGES-Reykjavik study by Keyak, J.H, Sigurdsson, S, Karlsdottir, G.S, Oskarsdottir, D, Sigmarsdottir, A, Kornak, J, Harris, T.B, Sigurdsson, G, Jonsson, B.Y, Siggeirsdottir, K, Eiriksdottir, G, Gudnason, V, Lang, T.F

“…Abstract Proximal femoral (hip) strength computed by subject-specific CT scan-based finite element (FE) models has been explored as an improved measure for…”
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Detection of skin cancer by classification of Raman spectra by Sigurdsson, S., Philipsen, P.A., Hansen, L.K., Larsen, J., Gniadecka, M., Wulf, H.C.

“…Skin lesion classification based on in vitro Raman spectroscopy is approached using a nonlinear neural network classifier. The classification framework is…”
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