Search Results - "da Silva, F Ferreira"

An investigation into electron scattering from pyrazine at intermediate and high energies by Sanz, A G, Fuss, M C, Blanco, F, Gorfinkiel, J D, Almeida, D, da Silva, F Ferreira, Limão-Vieira, P, Brunger, M J, García, G

“…Total electron scattering cross sections for pyrazine in the energy range 10-500 eV have been measured with a new magnetically confined electron…”
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Toluene Valence and Rydberg Excitations as Studied by ab initio Calculations and Vacuum Ultraviolet (VUV) Synchrotron Radiation by Serralheiro, C, Duflot, D, da Silva, F. Ferreira, Hoffmann, S. V, Jones, N. C, Mason, N. J, Mendes, B, Limão-Vieira, P

“…The electronic spectroscopy of isolated toluene in the gas phase has been investigated using high-resolution photoabsorption spectroscopy in the 4.0–10.8 eV…”
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Electronic excitation of furfural as probed by high-resolution vacuum ultraviolet spectroscopy, electron energy loss spectroscopy, and ab initio calculations by Ferreira da Silva, F, Lange, E, Limão-Vieira, P, Jones, N C, Hoffmann, S V, Hubin-Franskin, M-J, Delwiche, J, Brunger, M J, Neves, R F C, Lopes, M C A, de Oliveira, E M, da Costa, R F, Varella, M T do N, Bettega, M H F, Blanco, F, García, G, Lima, M A P, Jones, D B

“…The electronic spectroscopy of isolated furfural (2-furaldehyde) in the gas phase has been investigated using high-resolution photoabsorption spectroscopy in…”
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Electronic State Spectroscopy of Halothane As Studied by ab Initio Calculations, Vacuum Ultraviolet Synchrotron Radiation, and Electron Scattering Methods by da Silva, F. Ferreira, Duflot, D, Hoffmann, S. V, Jones, N. C, Rodrigues, F. N, Ferreira-Rodrigues, A. M, de Souza, G. G. B, Mason, N. J, Eden, S, Limão-Vieira, P

“…We present the first set of ab initio calculations (vertical energies and oscillator strengths) of the valence and Rydberg transitions of the anaesthetic…”
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The VUV electronic spectroscopy of acetone studied by synchrotron radiation by Nobre, M, Fernandes, A, Ferreira da Silva, F, Antunes, R, Almeida, D, Kokhan, V, Hoffmann, S V, Mason, N J, Eden, S, Limão-Vieira, P

“…The electronic state spectroscopy of acetone (CH3)2CO has been investigated using high-resolution VUV photoabsorption spectroscopy in the energy range 3.7-10.8…”
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Low-energy electron-induced decomposition of 5-trifluoromethanesulfonyl-uracil: A potential radiosensitizer by Ameixa, J, Arthur-Baidoo, E, Meißner, R, Makurat, S, Kozak, W, Butowska, K, Ferreira da Silva, F, Rak, J, Denifl, S

“…5-trifluoromethanesulfonyl-uracil (OTfU), a recently proposed radiosensitizer, is decomposed in the gas-phase by attachment of low-energy electrons. OTfU is a…”
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Electron Attachment to Formamide Clusters in Helium Nanodroplets by Silva, F. Ferreira da, Denifl, S, Märk, T. D, Doltsinis, N. L, Ellis, A. M, Scheier, P

“…Electron attachment to formamide clusters in helium nanodroplets is reported for the first time. In contrast to the gas phase, parent anions are seen following…”
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Optimal energy efficiency of isolated PAT systems by SEIG excitation tuning by Fernandes, João F.P., Pérez-Sánchez, Modesto, da Silva, F. Ferreira, López-Jiménez, P. Amparo, Ramos, Helena M., Branco, P.J. Costa

“…•A methodology is proposed to maximize the efficiency for PAT-SEIG system.•The selection of the SEIG system is crucial to operate PAT off-grid.•An…”
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Electronic Excitation to Singlet States of 1,3‑C4F6, c‑C4F6 and 2‑C4F6 by Electron Impact - Electron Energy-Loss Spectroscopy and ab Initio Calculations by Limão-Vieira, P, Anzai, K, Kato, H, Hoshino, M, da Silva, F. Ferreira, Duflot, D, Mogi, D, Tanioka, T, Tanaka, H

“…We report on the first measurements of the electron impact electronic excitation cross sections for C4F6 isomers, hexafluoro-1,3-butadiene (1,3-C4F6),…”
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Electron attachment and electron ionization of acetic acid clusters embedded in helium nanodroplets by Ferreira da Silva, F, Jaksch, S, Martins, G, Dang, H M, Dampc, M, Denifl, S, Märk, T D, Limão-Vieira, P, Liu, J, Yang, S, Ellis, A M, Scheier, P

“…The effect of incident electrons on acetic acid clusters is explored for the first time. The acetic acid clusters are formed inside liquid helium nanodroplets…”
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3D Equivalent Space-Varying Permeability Model of HTS Bulks for Computation of Electromagnetic Forces by Peixoto, Ines S. P., da Silva, F. Ferreira, Fernandes, Joao F. P., Branco, P. J. da Costa

“…This paper proposes a novel methodology for calculating a space-varying permeability in HTS bulks, ensuring the same magnetic energy stored in E-J models at…”
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Parent anion radical formation in coenzyme Q0: Breaking ubiquinone family rules by Ameixa, J., Arthur-Baidoo, E., Pereira-da-Silva, J., Ončák, M., Ruivo, J.C., Varella, M.T. do N., Ferreira da Silva, F., Denifl, S.

“…[Display omitted] We report electron attachment (EA) measurements for the parent anion radical formation from coenzyme Q0 (CoQ0) at low electron energies (<2…”
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Potassium-Uracil/Thymine Ring Cleavage Enhancement As Studied in Electron Transfer Experiments and Theoretical Calculations by Almeida, D, Bacchus-Montabonel, M.-C, da Silva, F. Ferreira, García, G, Limão-Vieira, P

“…We report experimental and theoretical studies on ring cleavage enhancement in collisions of potassium atoms with uracil/thymine to further increase the…”
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N-site de-methylation in pyrimidine bases as studied by low energy electrons and ab initio calculations by Almeida, D, Kinzel, D, Ferreira da Silva, F, Puschnigg, B, Gschliesser, D, Scheier, P, Denifl, S, García, G, González, L, Limão-Vieira, P

“…Electron transfer and dissociative electron attachment to 3-methyluracil (3meU) and 1-methylthymine (1meT) yielding anion formation have been investigated in…”
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Optimal locations of groundwater extractions in coastal aquifers by FERREIRA DA SILVA, Julio F, HAIE, Naim

“…A regional water supply management model for coastal aquifers was developed. One of its outcomes is the definition of the optimized locations for groundwater…”
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Clustering and condensation effects in the electron scattering cross sections from water molecules by Blanco, F., Muñoz, A., Almeida, D., Silva, F. Ferreira da, Limão-Vieira, P., García, G.

“…•We develop a general method to calculate electron scattering cross sections for collisions with atomic and molecular clusters.•We provide a procedure to…”
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Electron attachment to amino acid clusters in helium nanodroplets: glycine, alanine, and serine by Ferreira da Silva, F, Denifl, S, Märk, T D, Ellis, A M, Scheier, P

“…The first detailed study of electron attachment to amino acid clusters is reported. The amino acids chosen for investigation were glycine, alanine, and serine…”
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SSR markers: a tool for species identification in Psidium (Myrtaceae) by Tuler, A. C., Carrijo, T. T., Nóia, L. R., Ferreira, A., Peixoto, A. L., da Silva Ferreira, M. F.

“…Molecular DNA markers are used for detection of polymorphisms in individuals. As they are independent of developmental stage of the plant and environmental…”
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Studies of low-lying triplet states in 1,3-C4F6, c-C4F6 and 2-C4F6 by electron energy-loss spectroscopy and ab initio calculations by Limão-Vieira, P., Duflot, D., Anzai, K., Kato, H., Hoshino, M., Silva, F. Ferreira da, Mogi, D., Tanioka, T., Tanaka, H.

“…•Electron energy loss spectroscopy.•Ab initio calculations.•Triplet states. This Letter reports on the first measurements of the lowest lying triplet states as…”
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Some Considerations about Thermodynamic Cycles by da Silva, M. F. Ferreira

“…After completing their introductory studies on thermodynamics at the university level, typically in a second-year university course, most students show a…”
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