Search Results - "Coffee, R"

The photochemical ring-opening of 1,3-cyclohexadiene imaged by ultrafast electron diffraction by Wolf, T. J. A., Sanchez, D. M., Yang, J., Parrish, R. M., Nunes, J. P. F., Centurion, M., Coffee, R., Cryan, J. P., Gühr, M., Hegazy, K., Kirrander, A., Li, R. K., Ruddock, J., Shen, X., Vecchione, T., Weathersby, S. P., Weber, P. M., Wilkin, K., Yong, H., Zheng, Q., Wang, X. J., Minitti, M. P., Martínez, T. J.

“…The ultrafast photoinduced ring-opening of 1,3-cyclohexadiene constitutes a textbook example of electrocyclic reactions in organic chemistry and a model for…”
Get full text

Experimental demonstration of femtosecond two-color x-ray free-electron lasers by Lutman, A A, Coffee, R, Ding, Y, Huang, Z, Krzywinski, J, Maxwell, T, Messerschmidt, M, Nuhn, H-D

“…With an eye toward extending optical wave-mixing techniques to the x-ray regime, we present the first experimental demonstration of a two-color x-ray…”
Get full text

Achieving few-femtosecond time-sorting at hard X-ray free-electron lasers by Harmand, M., Coffee, R., Bionta, M. R., Chollet, M., French, D., Zhu, D., Fritz, D. M., Lemke, H. T., Medvedev, N., Ziaja, B., Toleikis, S., Cammarata, M.

“…Recently, few-femtosecond pulses have become available at hard X-ray free-electron lasers. Coupled with the available sub-10 fs optical pulses, investigations…”
Get full text

Research and scholarly mentoring: A guide for pathology faculty and program directors by Coffee, R. Lane, Cico, Stephen John

Get full text

High-intensity double-pulse X-ray free-electron laser by Marinelli, A., Ratner, D., Lutman, A.A., Turner, J., Welch, J., Decker, F.-J., Loos, H., Behrens, C., Gilevich, S., Miahnahri, A.A., Vetter, S., Maxwell, T.J., Ding, Y., Coffee, R., Wakatsuki, S., Huang, Z.

“…The X-ray free-electron laser has opened a new era for photon science, improving the X-ray brightness by ten orders of magnitude over previously available…”
Get full text

Ultrafast electron diffraction from non-equilibrium phonons in femtosecond laser heated Au films by Chase, T., Trigo, M., Reid, A. H., Li, R., Vecchione, T., Shen, X., Weathersby, S., Coffee, R., Hartmann, N., Reis, D. A., Wang, X. J., Dürr, H. A.

“…We use ultrafast electron diffraction to detect the temporal evolution of non-equilibrium phonons in femtosecond laser-excited ultrathin single-crystalline…”
Get full text

Attosecond time–energy structure of X-ray free-electron laser pulses by Hartmann, N., Hartmann, G., Heider, R., Wagner, M. S., Ilchen, M., Buck, J., Lindahl, A. O., Benko, C., Grünert, J., Krzywinski, J., Liu, J., Lutman, A. A., Marinelli, A., Maxwell, T., Miahnahri, A. A., Moeller, S. P., Planas, M., Robinson, J., Kazansky, A. K., Kabachnik, N. M., Viefhaus, J., Feurer, T., Kienberger, R., Coffee, R. N., Helml, W.

“…The time–energy information of ultrashort X-ray free-electron laser pulses generated by the Linac Coherent Light Source is measured with attosecond resolution…”
Get full text

Determining the Association Between Emergency Department Crowding and Debriefing After Pediatric Trauma Resuscitations by Soriano, Pamela, Kanis, Jessica, Abulebda, Kamal, Schwab, Sandra, Coffee, R. Lane, Wagers, Brian

“…Debriefing in the pediatric emergency department (PED) is an invaluable tool to improve team well-being, communication, and performance. Despite evidence,…”
Get full text

X-ray and optical wave mixing by Glover, T. E., Fritz, D. M., Cammarata, M., Allison, T. K., Coh, Sinisa, Feldkamp, J. M., Lemke, H., Zhu, D., Feng, Y., Coffee, R. N., Fuchs, M., Ghimire, S., Chen, J., Shwartz, S., Reis, D. A., Harris, S. E., Hastings, J. B.

“…Light–matter interactions are ubiquitous, and underpin a wide range of basic research fields and applied technologies. Although optical interactions have been…”
Get full text

Multicolor operation and spectral control in a gain-modulated x-ray free-electron laser by Marinelli, A, Lutman, A A, Wu, J, Ding, Y, Krzywinski, J, Nuhn, H-D, Feng, Y, Coffee, R N, Pellegrini, C

“…We show that the spectral properties of a self-amplified spontaneous emission x-ray free-electron laser can be controlled by modulating the gain in magnetic…”
Get full text

Measuring the temporal structure of few-femtosecond free-electron laser X-ray pulses directly in the time domain by Helml, W., Maier, A. R., Schweinberger, W., Grguraš, I., Radcliffe, P., Doumy, G., Roedig, C., Gagnon, J., Messerschmidt, M., Schorb, S., Bostedt, C., Grüner, F., DiMauro, L. F., Cubaynes, D., Bozek, J. D., Tschentscher, Th, Costello, J. T., Meyer, M., Coffee, R., Düsterer, S., Cavalieri, A. L., Kienberger, R.

“…Short-wavelength free-electron lasers are now well established as essential and unrivalled sources of ultrabright coherent X-ray radiation. One of the key…”
Get full text

Immunization Status and the Management of Febrile Children in the Pediatric Emergency Department: What Are We Doing? by Curtis, Molly, Kanis, Jessica, Wagers, Brian, Coffee, R. Lane, Sarmiento, Elisa, Grout, Sarah, Johnson, Olivia, DiGregory, Sydney, Grout, Randall

“…Widespread Haemophilus influenzae and Streptococcus pneumoniae immunization has decreased occult bacteremia and bacterial meningitis rates. Practice has…”
Get full text

Generating femtosecond X-ray pulses using an emittance-spoiling foil in free-electron lasers by Ding, Y., Behrens, C., Coffee, R., Decker, F.-J., Emma, P., Field, C., Helml, W., Huang, Z., Krejcik, P., Krzywinski, J., Loos, H., Lutman, A., Marinelli, A., Maxwell, T. J., Turner, J.

“…Generation of femtosecond to sub-femtosecond pulses is attracting much attention in X-ray free-electron laser user community. One method is to use a slotted,…”
Get full text

In vivo neuronal function of the fragile X mental retardation protein is regulated by phosphorylation by Coffee, R. Lane, Williamson, Ashley J., Adkins, Christopher M., Gray, Marisa C., Page, Terry L., Broadie, Kendal

“…Fragile X syndrome (FXS), caused by loss of the Fragile X Mental Retardation 1 (FMR1) gene product (FMRP), is the most common heritable cause of intellectual…”
Get full text

First lasing and operation of an ångstrom-wavelength free-electron laser by Arthur, J, Nuhn, H.-D, Tompkins, H, Bucksbaum, P, Galayda, J, Frisch, J, Welch, J, Hering, Ph, Hastings, J, Pile, G, Decker, F.-J, Brachmann, A, Stefan, P, Loos, H, Bozek, J, Wu, J, Miahnahri, A, Schultz, D, Smith, T, Coffee, R, Yocky, G, Gilevich, S, Messerschmidt, M, Bostedt, C, White, W, Emma, P, Huang, Z, Turner, J, Moeller, S, Bionta, R, Edstrom, S, Hays, G, Ding, Y, Iverson, R, Ratner, D, Fisher, A, Rzepiela, J, Akre, R, Dowell, D

“…The recently commissioned Linac Coherent Light Source is an X-ray free-electron laser at the SLAC National Accelerator Laboratory. It produces coherent soft…”
Get full text

Nanoscale spin reversal by non-local angular momentum transfer following ultrafast laser excitation in ferrimagnetic GdFeCo by Graves, C. E., Reid, A. H., Wang, T., Wu, B., de Jong, S., Vahaplar, K., Radu, I., Bernstein, D. P., Messerschmidt, M., Müller, L., Coffee, R., Bionta, M., Epp, S. W., Hartmann, R., Kimmel, N., Hauser, G., Hartmann, A., Holl, P., Gorke, H., Mentink, J. H., Tsukamoto, A., Fognini, A., Turner, J. J., Schlotter, W. F., Rolles, D., Soltau, H., Strüder, L., Acremann, Y., Kimel, A. V., Kirilyuk, A., Rasing, Th, Stöhr, J., Scherz, A. O., Dürr, H. A.

“…The dynamics of thin magnetic films revealed by ultrafast laser techniques cannot be explained by standard equilibrium descriptions. Diffraction experiments…”
Get full text

Prevalence and Impact of Diagnosed and Undiagnosed Depression in the United States by Handy, Asim, Mangal, Rohan, Stead, Thor S, Coffee, R. Lane, Ganti, Latha

“…Background: The objectives of this study were: 1) estimate the impact and severity of both diagnosed and undiagnosed depression in the general US population 2)…”
Get full text

Ultraintense x-ray induced ionization, dissociation, and frustrated absorption in molecular nitrogen by Hoener, M, Fang, L, Kornilov, O, Gessner, O, Pratt, S T, Gühr, M, Kanter, E P, Blaga, C, Bostedt, C, Bozek, J D, Bucksbaum, P H, Buth, C, Chen, M, Coffee, R, Cryan, J, Dimauro, L, Glownia, M, Hosler, E, Kukk, E, Leone, S R, McFarland, B, Messerschmidt, M, Murphy, B, Petrovic, V, Rolles, D, Berrah, N

“…Sequential multiple photoionization of the prototypical molecule N2 is studied with femtosecond time resolution using the Linac Coherent Light Source (LCLS). A…”
Get full text

Spectral encoding of x-ray/optical relative delay by Bionta, Mina R, Lemke, H T, Cryan, J P, Glownia, J M, Bostedt, C, Cammarata, M, Castagna, J-C, Ding, Y, Fritz, D M, Fry, A R, Krzywinski, J, Messerschmidt, M, Schorb, S, Swiggers, M L, Coffee, R N

“…We present a new technique for measuring the relative delay between a soft x-ray FEL pulse and an optical laser that indicates a sub 25 fs RMS measurement…”
Get full text

Ultrafast X-ray Auger probing of photoexcited molecular dynamics by McFarland, B. K., Farrell, J. P., Miyabe, S., Tarantelli, F., Aguilar, A., Berrah, N., Bostedt, C., Bozek, J. D., Bucksbaum, P. H., Castagna, J. C., Coffee, R. N., Cryan, J. P., Fang, L., Feifel, R., Gaffney, K. J., Glownia, J. M., Martinez, T. J., Mucke, M., Murphy, B., Natan, A., Osipov, T., Petrović, V. S., Schorb, S., Schultz, Th, Spector, L. S., Swiggers, M., Tenney, I., Wang, S., White, J. L., White, W., Gühr, M.

“…Molecules can efficiently and selectively convert light energy into other degrees of freedom. Disentangling the underlying ultrafast motion of electrons and…”
Get full text