Search Results - "SCHMIDT, H. T"

Electrostatic storage rings for atomic and molecular physics by Schmidt, H T

“…A significant number of electrostatic ion-storage rings have been built since the late 1990s or are currently in their construction or commisioning phases. In…”
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Mutual Neutralization of O^{-} with O^{+} and N^{+} at Subthermal Collision Energies by de Ruette, N, Dochain, A, Launoy, T, Nascimento, R F, Kaminska, M, Stockett, M H, Vaeck, N, Schmidt, H T, Cederquist, H, Urbain, X

“…We have measured total absolute cross sections for the mutual neutralization (MN) of O^{-} with O^{+} and N^{+}. A fine resolution (of about 50 meV) in the…”
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Spontaneous Electron Emission from Hot Silver Dimer Anions: Breakdown of the Born-Oppenheimer Approximation by Anderson, E K, Schmidt-May, A F, Najeeb, P K, Eklund, G, Chartkunchand, K C, Rosén, S, Larson, Å, Hansen, K, Cederquist, H, Zettergren, H, Schmidt, H T

“…We report the first experimental evidence of spontaneous electron emission from a homonuclear dimer anion through direct measurements of…”
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Rotationally Cold OH^{-} Ions in the Cryogenic Electrostatic Ion-Beam Storage Ring DESIREE by Schmidt, H T, Eklund, G, Chartkunchand, K C, Anderson, E K, Kamińska, M, de Ruette, N, Thomas, R D, Kristiansson, M K, Gatchell, M, Reinhed, P, Rosén, S, Simonsson, A, Källberg, A, Löfgren, P, Mannervik, S, Zettergren, H, Cederquist, H

“…We apply near-threshold laser photodetachment to characterize the rotational quantum level distribution of OH^{-} ions stored in the cryogenic ion-beam storage…”
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Experimental verification of the chemical sensitivity of two-site double core-hole states formed by an x-ray free-electron laser by Salén, P, van der Meulen, P, Schmidt, H T, Thomas, R D, Larsson, M, Feifel, R, Piancastelli, M N, Fang, L, Murphy, B, Osipov, T, Berrah, N, Kukk, E, Ueda, K, Bozek, J D, Bostedt, C, Wada, S, Richter, R, Feyer, V, Prince, K C

“…We have performed x-ray two-photon photoelectron spectroscopy using the Linac Coherent Light Source x-ray free-electron laser in order to study double…”
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Threshold Energies for Single-Carbon Knockout from Polycyclic Aromatic Hydrocarbons by Stockett, M. H, Gatchell, M, Chen, T, de Ruette, N, Giacomozzi, L, Wolf, M, Schmidt, H. T, Zettergren, H, Cederquist, H

“…We have measured absolute cross sections for ultrafast (femtosecond) single-carbon knockout from polycyclic aromatic hydrocarbon (PAH) cations as functions of…”
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Electron capture induced dissociation of nucleotide anions in water nanodroplets by Liu, B, Haag, N, Johansson, H, Schmidt, H T, Cederquist, H, Brondsted Nielsen, S, Zettergren, H, Hvelplund, P, Manil, B, Huber, B A

“…We have studied the outcome of collisions between the hydrated nucleotide anion adenosine 5'-monophosphate (AMP) and sodium. Electron capture leads to hydrogen…”
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PHOTO-STABILITY OF SUPER-HYDROGENATED PAHs DETERMINED BY ACTION SPECTROSCOPY EXPERIMENTS by Wolf, M., Kiefer, H. V., Langeland, J., Andersen, L. H., Zettergren, H., Schmidt, H. T., Cederquist, H., Stockett, M. H.

“…ABSTRACT We have investigated the photo-stability of pristine and super-hydrogenated pyrene cations ( ) by means of gas-phase action spectroscopy. Optical…”
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Antibody-conjugated soybean oil-filled calcium phosphate nanoshells for targetted delivery of hydrophobic molecules by Schmidt, H. T., Kroczynski, M., Maddox, J., Chen, Y., Josephs, R., Ostafin, A. E.

“…Hollow calcium phosphate nanoparticles capable of encapsulating poorly water-soluble molecules were produced by self-assembly. Previously reported were solid…”
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Highly charged clusters of fullerenes: charge mobility and appearance sizes by Manil, B, Maunoury, L, Huber, B A, Jensen, J, Schmidt, H T, Zettergren, H, Cederquist, H, Tomita, S, Hvelplund, P

“…Clusters of fullerenes (C60,C70)(n) are produced in a gas aggregation source and are multiply ionized in collisions with highly charged Xe(20+,30+) ions. Their…”
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Formations of dumbbell C118 and C119 inside clusters of C60 molecules by collision with α particles by Zettergren, H, Rousseau, P, Wang, Y, Seitz, F, Chen, T, Gatchell, M, Alexander, J D, Stockett, M H, Rangama, J, Chesnel, J Y, Capron, M, Poully, J C, Domaracka, A, Méry, A, Maclot, S, Schmidt, H T, Adoui, L, Alcamí, M, Tielens, A G G M, Martín, F, Huber, B A, Cederquist, H

“…We report highly selective covalent bond modifications in collisions between keV alpha particles and van der Waals clusters of C(60) fullerenes. Surprisingly,…”
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Power-law decay of collisionally excited amino acids and quenching by radiative cooling by ANDERSEN, J. U, CEDERQUIST, H, PEDERSEN, U. V, SCHMIDT, H. T, TOMITA, S, ZETTERGREN, H, FORSTER, J. S, HUBER, B. A, HVELPLUND, P, JENSEN, J, LIU, B, MANIL, B, MAUNOURY, L, BRØNDSTED NIELSEN, S

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Complete Branching Ratios for the Dissociative Recombination of H2O+, H3O+, and CH3 by Vejby-Christensen, L, Andersen, L. H, Heber, O, Kella, D, Pedersen, H. B, Schmidt, H. T, Zajfman, D

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Erratum: Rotationally Cold OH^{-} Ions in the Cryogenic Electrostatic Ion-Beam Storage Ring DESIREE [Phys. Rev. Lett. 119, 073001 (2017)] by Schmidt, H T, Eklund, G, Chartkunchand, K C, Anderson, E K, Kamińska, M, de Ruette, N, Thomas, R D, Kristiansson, M K, Gatchell, M, Reinhed, P, Rosén, S, Simonsson, A, Källberg, A, Löfgren, P, Mannervik, S, Zettergren, H, Cederquist, H

“…This corrects the article DOI: 10.1103/PhysRevLett.119.073001…”
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Ions colliding with cold polycyclic aromatic hydrocarbon clusters by Holm, A I S, Zettergren, H, Johansson, H A B, Seitz, F, Rosén, S, Schmidt, H T, Lawicki, A, Rangama, J, Rousseau, P, Capron, M, Maisonny, R, Adoui, L, Méry, A, Manil, B, Huber, B A, Cederquist, H

“…We report the first experimental study of ions interacting with clusters of polycyclic aromatic hydrocarbon (PAH) molecules. Collisions between 11.25 keV 3He+…”
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Double-to-single target ionization ratio for electron capture in fast p-He collisions by Schmidt, H T, Fardi, A, Schuch, R, Schwartz, S H, Zettergren, H, Cederquist, H, Bagge, L, Danared, H, Källberg, A, Jensen, J, Rensfelt, K-G, Mergel, V, Schmidt, L, Schmidt-Böcking, H, Cocke, C L

“…We have used the ion storage ring CRYRING and its internal gas-jet target and recoil-ion-momentum spectrometer to measure absolute cross sections for transfer…”
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Precision lifetime measurements of He(-) in a cryogenic electrostatic ion-beam trap by Reinhed, P, Orbán, A, Werner, J, Rosén, S, Thomas, R D, Kashperka, I, Johansson, H A B, Misra, D, Brännholm, L, Björkhage, M, Cederquist, H, Schmidt, H T

“…We have developed a small purely electrostatic ion-beam trap which may be operated in thermal equilibrium at precisely controlled temperatures down to 10 K…”
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Electrostatic model calculations of fission barriers for fullerene ions by ZETTERGREN, H, JENSEN, J, SCHMIDT, H. T, CEDERQUIST, H

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Fragmentation and ionization of C70 and C60 by slow ions of intermediate charge by ZETTERGREN, H, REINHED, P, RANGAMA, J, HUBER, B. A, STØCHKEL, K, SCHMIDT, H. T, CEDERQUIST, H, JENSEN, J, TOMITA, S, NIELSEN, S. B, HVELPLUND, P, MANIL, B

“…We have measured total and coincident (with outgoing charge-state analyzed projectiles) ionization and fragmentation spectra of C60 and C70 following…”
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Infancy and childhood in the pre-Columbian North American Southwest-first results of the palaeopathological investigation of the skeletons from the Grasshopper Pueblo, Arizona by Schultz, M., Timme, U., Schmidt-Schultz, T. H.

“…Infant and child skeletons (n = 369) from the pre‐Columbian Grasshopper Pueblo site in east‐central Arizona (US) dating from the 14th century AD were examined…”
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