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1

Frozen methanol bombarded by energetic particles: Relevance to solid state astrochemistry

D.P.P. Andrade, H.M. Boechat-Roberty, R. Martinez, M.G.P. Homem, E.F. da Silveira, M.L.M. Rocco

Journal:

Surface Science

Year:

2009

Language:

english

File:

PDF, 444 KB

english, 2009

2

Molecular formation along the atmospheric mass loss of HD 209458b and similar Hot Jupiters

Pinotti, R., Boechat-Roberty, H.M.

Journal:

Planetary and Space Science

Year:

2016

Language:

english

File:

PDF, 938 KB

english, 2016

3

Plasma Desorption Mass Spectrometry analysis of HCOOH ice

D.P.P. Andrade, M.L.M. Rocco, H.M. Boechat-Roberty, P. Iza, R. Martinez, M.G.P. Homem, E.F. da Silveira

Journal:

Journal of Electron Spectroscopy and Related Phenomena

Year:

2007

Language:

english

File:

PDF, 259 KB

english, 2007

4

Ionic yield and dissociation pathways from soft X-ray double-ionization of alcohols

S. Pilling, H.M. Boechat-Roberty, A.C.F. Santos, G.G.B. de Souza

Journal:

Journal of Electron Spectroscopy and Related Phenomena

Year:

2007

Language:

english

File:

PDF, 474 KB

english, 2007

5

Dissociative photoionization of the tetramethyl silane molecule, Si(CH3)4, around the Si 1s edge

D.P. Almeida, A.C.F. Santos, M.G.P. Homem, A.N. de Brito, H.M. Boechat-Roberty, G.G.B. de Souza

Journal:

International Journal of Mass Spectrometry

Year:

2008

Language:

english

File:

PDF, 661 KB

english, 2008

6

Ionic yield and dissociation pathways from soft X-ray multi-ionization of acetic acid

S. Pilling, H.M. Boechat-Roberty, A.C.F. Santos, G.G.B. de Souza, A. Naves de Brito

Journal:

Journal of Electron Spectroscopy and Related Phenomena

Year:

2007

Language:

english

File:

PDF, 865 KB

english, 2007

7

Positive and negative ionic desorption from condensed formic acid photoexcited around the O 1s-edge: Relevance to cometary and planetary surfaces

D.P.P. Andrade, H.M. Boechat-Roberty, S. Pilling, E.F. da Silveira, M.L.M. Rocco

Journal:

Surface Science

Year:

2009

Language:

english

File:

PDF, 500 KB

english, 2009

8

Nonlinear distribution of the sunspot magnetic field during the solar maximum

Reinaldo R. Rosa, Encarnacion A.M. Gonzalez-Machado, Heloisa M. Boechat-Roberty, Nandamudi L. Vijaykumar, Hanumant S. Sawant

Journal:

Advances in Space Research

Year:

2003

Language:

english

File:

PDF, 546 KB

english, 2003

9

Generalized oscillator strength for the 1B2u←1Ag transition and the observation of forbidden processes at the C 1s spectrum of the naphthalene molecule

G.G.B. de Souza, H.M. Boechat-Roberty, M.L.M. Rocco, C.A. Lucas

Journal:

Journal of Electron Spectroscopy and Related Phenomena

Year:

2002

Language:

english

File:

PDF, 158 KB

english, 2002

10

Ionization and dissociation of cometary gaseous organic molecules by solar wind particles – I. Formic acid

S. Pilling, A. C. F. Santos, W. Wolff, M. M. Sant'Anna, A. L. F. Barros, G. G. B. De Souza, N. V. De Castro Faria, H. M. Boechat-Roberty

Journal:

Monthly Notices of the Royal Astronomical Society

Year:

2006

Language:

english

File:

PDF, 636 KB

english, 2006

11

Production of H+3 via photodissociation of organic molecules in interstellar clouds

S. Pilling, D. P. P. Andrade, R. Neves, A. M. Ferreira-Rodrigues, A. C. F. Santos, H. M. Boechat-Roberty

Journal:

Monthly Notices of the Royal Astronomical Society

Year:

2007

Language:

english

File:

PDF, 274 KB

english, 2007

12

X-ray photodesorption from methanol ice

D. P. P. Andrade, M. L. M. Rocco, H. M. Boechat-Roberty

Journal:

Monthly Notices of the Royal Astronomical Society

Year:

2010

Language:

english

File:

PDF, 1.81 MB

english, 2010

13

Photostability of gas- and solid-phase biomolecules within dense molecular clouds due to soft X-rays

S. Pilling, D. P. P. Andrade, E. M. do Nascimento, R. R. T. Marinho, H. M. Boechat-Roberty, L. H. de Coutinho, G. G. B. de Souza, R. B. de Castilho, R. L. Cavasso-Filho, A. F. Lago, A. N. de Brito

Journal:

Monthly Notices of the Royal Astronomical Society

Year:

2011

Language:

english

File:

PDF, 9.98 MB

english, 2011

14

Photodissociation of methyl formate in circumstellar environment: stability under soft X-rays

F. Fantuzzi, S. Pilling, A. C. F. Santos, L. Baptista, A. B. Rocha, H. M. Boechat-Roberty

Journal:

Monthly Notices of the Royal Astronomical Society

Year:

2011

Language:

english

File:

PDF, 1.47 MB

english, 2011

15

Dissociation of the benzene molecule by ultraviolet and soft X-rays in circumstellar environment

H. M. Boechat-Roberty, R. Neves, S. Pilling, A. F. Lago, G. G. B. De Souza

Journal:

Monthly Notices of the Royal Astronomical Society

Year:

2009

Language:

english

File:

PDF, 1.31 MB

english, 2009

16

Positive molecular ions and ion-neutral complexes in the gas phase: Structure and stability of C2H4O2+· and C2H4O22+ isomers

F. Fantuzzi, L. Baptista, A. B. Rocha, H. M. Boechat-Roberty

Journal:

International Journal of Quantum Chemistry

Year:

2012

Language:

english

File:

PDF, 460 KB

english, 2012

17

Generalized oscillator strength for the transition of anthracene, as determined by electron energy-loss spectroscopy

Boechat-Roberty, H M, Rocco, M L M, Lucas, C A, Fernandes, M B, Souza, G G B de

Journal:

Journal of Physics B Atomic Molecular and Optical Physics

Year:

1997

Language:

english

File:

PDF, 138 KB

english, 1997

18

Desorption from methanol ice induced by electrons from solar wind or magnetospheres

Bergantini, A., Andrade, D.P.P., Pilling, S., Arantes, C., Pontes, F.C., Boechat-Roberty, H.M., Rocco, M.L.M.

Journal:

Advances in Space Research

Year:

2013

Language:

english

File:

PDF, 698 KB

english, 2013

19

Astrophysical Icy Surface Simulation under Energetic Particles and Radiation Field in Formic Acid

Andrade, D. P. P., Boechat-Roberty, H. M., da Silveira, E. F., Pilling, S., Iza, P., Martinez, R., Farenzena, L. S., Homem, M. G. P., Rocco, M. L. M.

Journal:

The Journal of Physical Chemistry C

Year:

2008

Language:

english

File:

PDF, 452 KB

english, 2008

20

Electron scattering from trans 1,3-butadiene molecule: cross-sections, oscillator strength and VUV photoabsorption cross-sections

Heloisa Maria Boechat-Roberty,Elmar O. Uhl…

Journal:

The European Physical Journal D / Atomic, Molecular, Optical and Plasma Physics

Year:

2013

Language:

english

File:

PDF, 412 KB

english, 2013

21

Desorption from Methanol and Ethanol Ices by High Energy Electrons: Relevance to Astrochemical Models

Almeida, Guilherme C., Andrade, Diana P. P., Arantes, C., Nazareth, Andressa M., Boechat-Roberty, Heloisa M., Rocco, Maria Luiza M.

Journal:

The Journal of Physical Chemistry C

Year:

2012

Language:

english

File:

PDF, 2.17 MB

english, 2012

22

Theoretical Investigation on the Stability of Ionic Formic Acid Clusters

Baptista, Leonardo, Andrade, Diana P. P., Rocha, Alexandre Braga, Rocco, Maria Luiza M., Boechat-Roberty, Heloisa Maria, da Silveira, Enio F., da Silva, Edílson Clemente, Arbilla, Graciela

Journal:

Journal of Physical Chemistry A

Year:

2008

Language:

english

File:

PDF, 4.06 MB

english, 2008

23

Photodesorption and Photostability of Acetone Ices: Relevance to Solid Phase Astrochemistry

Almeida, Guilherme C., Pilling, Sérgio, Andrade, Diana P. P., Castro, Nathany Lisbôa S., Mendoza, Edgar, Boechat-Roberty, Heloísa M., Rocco, Maria Luiza M.

Journal:

The Journal of Physical Chemistry C

Year:

2014

Language:

english

File:

PDF, 1.18 MB

english, 2014

24

Theoretical Investigation on the Stability of Negatively Charged Formic Acid Clusters

Baptista, Leonardo, Andrade, Diana P. P., Rocha, Alexandre B., Rocco, Maria Luiza M., Boechat-Roberty, Heloisa Maria, Silveira, Enio Frota da

Journal:

Journal of Physical Chemistry A

Year:

2010

Language:

english

File:

PDF, 3.88 MB

english, 2010

25

Fragmentation and Ion Desorption from Condensed Pyrimidine by Electron Impact: Implications for Cometary and Interstellar Heterocyclic Chemistry

Ribeiro, Fabio de A., Almeida, Guilherme C., Wolff, Wania, Boechat-Roberty, Heloisa M., Rocco, Maria Luiza M.

Journal:

The Journal of Physical Chemistry C

Year:

2014

Language:

english

File:

PDF, 1.96 MB

english, 2014

26

Formation Routes of Interstellar Glycine Involving Carboxylic Acids: Possible Favoritism Between Gas and Solid Phase

Pilling, Sergio, Baptista, Leonardo, Boechat-Roberty, Heloisa M., Andrade, Diana P. P.

Journal:

Year:

2011

Language:

english

File:

PDF, 396 KB

english, 2011

27

) excitation in

Boechat Roberty, H. M., Bielschowsky, C. E., de Souza, G. G. B.

Journal:

Physical Review A

Year:

1991

Language:

english

File:

PDF, 232 KB

english, 1991

28

(4s,4s’) transitions in argon

Bielschowsky, C. E., de Souza, G. G. B., Lucas, C. A., Boechat Roberty, H. M.

Journal:

Physical Review A

Year:

1988

Language:

english

File:

PDF, 262 KB

english, 1988

29

Molecules with a peptide link in protostellar shocks: a comprehensive study of L1157

Mendoza, E., Lefloch, B., Lopez-Sepulcre, A., Ceccarelli, C., Codella, C., Boechat-Roberty, H. M., Bachiller, R.

Journal:

Monthly Notices of the Royal Astronomical Society

Year:

2014

Language:

english

File:

PDF, 601 KB

english, 2014

30

Experimental and theoretical determination of the optical and generalized oscillator strengths for the inner-shell excitation of

de Miranda, M. P., Bielschowsky, C. E., Boechat Roberty, H. M., de Souza, G. G. B.

Journal:

Physical Review A

Year:

1994

Language:

english

File:

PDF, 344 KB

english, 1994

31

Absolute differential cross sections for elastic and inelastic electron scattering from benzene with 1 kev impact energy

Boechat-Roberty, H M, Rocco, M L M, Lucas, C A, Souza, G G B de

Journal:

Journal of Physics B Atomic Molecular and Optical Physics

Year:

2004

Language:

english

File:

PDF, 146 KB

english, 2004

32

Absolute differential cross sections for elastic and inelastic electron scattering from N 2 O with 1 keV impact energy

Boechat-Roberty, H M, Rocco, M L M, Lucas, C A, Souza, G G B de

Journal:

Journal of Physics B Atomic Molecular and Optical Physics

Year:

2000

Language:

english

File:

PDF, 200 KB

english, 2000

33

Cross sections for elastic and inelastic electron scattering from carbon disulfide

Boechat-Roberty, H M, Ferreira-Rodrigues, A M, Turci, C C, Souza, G G B de

Journal:

Journal of Physics B Atomic Molecular and Optical Physics

Year:

2006

Language:

english

File:

PDF, 169 KB

english, 2006

34

Production of NH4+ and OCN- ions by the interaction of heavy-ion cosmic rays with CO-NH3 interstellar ice

Martinez, R., Bordalo, V., da Silveira, E. F., Boechat-Roberty, H. M.

Journal:

Monthly Notices of the Royal Astronomical Society

Year:

2014

Language:

english

File:

PDF, 1.68 MB

english, 2014

35

X-ray photodesorption and proton destruction in protoplanetary discs: pyrimidine

Mendoza, E., Almeida, G. C., Andrade, D. P. P., Luna, H., Wolff, W., Rocco, M. L. M., Boechat-Roberty, H. M.

Journal:

Monthly Notices of the Royal Astronomical Society

Year:

2013

Language:

english

File:

PDF, 1.69 MB

english, 2013

36

Experimental observation of a minimum in the generalized oscillator strength for the A( 2 A ''2 )X( 1 A 1 ) transition of ammonia

Roberty, H M Boechat, Souza, G G B de

Journal:

Journal of Physics B Atomic Molecular and Optical Physics

Year:

1992

Language:

english

File:

PDF, 253 KB

english, 1992

37

Vacuum ultraviolet electron impact excitation of the styrene molecule: cross sections and oscillator strengths

Boechat-Roberty, H M, Lucas, C A, Lopes, M C A, Rocco, M L M, de Souza, G G B

Journal:

Journal of Physics B Atomic Molecular and Optical Physics

Year:

2009

Language:

english

File:

PDF, 476 KB

english, 2009

38

Generalized oscillator strength and inelastic cross sections for the Xe 4d resonances

H. M. Boechat-roberty, J. D. Freitas, D. P. Almeida, G. G. B. D. Souza

Year:

2002

Language:

english

File:

PDF, 138 KB

english, 2002

39

Non-thermal ion desorption from an acetonitrile (CH 3 CN) astrophysical ice analogue studied by electron stimulated ion desorption

Ribeiro, F. de A., Almeida, G. C., Garcia-Basabe, Y., Wolff, W., Boechat-Roberty, H. M., Rocco, M. L. M.

Journal:

Physical Chemistry Chemical Physics

Year:

2015

Language:

english

File:

PDF, 2.26 MB

english, 2015

40

Valence electronic excitation of the SiF4molecule: generalized oscillator strength for the 5t2â 6a1transition andab initiocalculation

G. G. B. D. Souza, M. L. M. Rocco, H. M. Boechat-roberty, C. A. Lucas, I. Borges, E. Hollauer

Year:

2001

Language:

english

File:

PDF, 243 KB

english, 2001

41

A multi-coincidence study of the multiple photoionization of CH 4 and NH 3 molecules

Wolff, W, Santos, A C F, Sigaud, L, Jesus, V L B de, Filho, R L Cavasso, Pilling, S, Boechat-Roberty, H M, Montenegro, E C

Journal:

Journal of Physics Conference Series

Year:

2009

Language:

english

File:

PDF, 427 KB

english, 2009

42

Fragmentation and desorption from condensed alcohols due to soft X-rays and electron interactions: Relevance to solid state astrochemistry

Almeida, Guilherme C, Souza, Alexandre B de, Amaral, Leandro A, Nazareth, Andressa M, Andrade, Diana, Boechat-Roberty, Heloísa M, Rocco, Maria Luiza

Journal:

Journal of Physics Conference Series

Year:

2012

Language:

english

File:

PDF, 337 KB

english, 2012

43

Survival of gas phase amino acids and nucleobases in space radiation conditions

Pilling, S., Andrade, D. P. P., de Castilho, R. B., Cavasso-Filho, R. L., Lago, A. F., Coutinho, L. H., de Souza, G. G. B., Boechat-Roberty, H. M., de Brito, A. Naves

Journal:

Proceedings of the International Astronomical Union

Year:

2008

Language:

english

File:

PDF, 324 KB

english, 2008

44

Photoproduction of H3+ from gaseous methanol inside dense molecular clouds

Pilling, S., Andrade, D. P. P., Santos, A. C. F., Boechat-Roberty, H. M.

Journal:

Proceedings of the International Astronomical Union

Year:

2008

Language:

english

File:

PDF, 58 KB

english, 2008

45

Photostability of gas- and solid-phase biomolecules under astrophysical analog soft X-rays field

Pilling, S., Andrade, D. P. P., Marinho, R. T., do Nascimento, E. M., Boechat-Roberty, H. M., de Castilho, R. B., de Souza, G. G. B., Coutinho, L. H., Cavasso-Filho, R. L., Lago, A. F., de Brito, A. N

Journal:

Proceedings of the International Astronomical Union

Year:

2009

Language:

english

File:

PDF, 150 KB

english, 2009

46

Photoabsorption of hydrocarbons in Titan's atmosphere

Magalhães, Fabíola P., de Souza, Gerardo G. B., Boechat-Roberty, Heloisa M.

Journal:

Proceedings of the International Astronomical Union

Year:

2009

Language:

english

File:

PDF, 156 KB

english, 2009

47

Ionization, dissociation and desorption of pyrimidine ice due to X-ray interaction

Mendoza, Edgar, Almeida, Guilherme C, Andrade, Diana, Wolff, Wania, Rocco, Maria Luiza, Boechat-Roberty, Heloísa M

Journal:

Journal of Physics Conference Series

Year:

2012

Language:

english

File:

PDF, 329 KB

english, 2012

48

Non-thermal desorption processes on nitrile-bearing astrophysical ice analogues studied by electron stimulated ion desorption

Ribeiro, Fabio, Almeida, Guilherme, Ramirez, Lautaro, Martins, Jessica, Basabe, Yunier, Wolff, Wania, Boechat-Roberty, Heloisa, Rocco, Maria Luiza

Journal:

Journal of Physics Conference Series

Year:

2015

Language:

english

File:

PDF, 248 KB

english, 2015

49

Positive ion desorption from frozen N-heterocycles stimulated by high-energy electron impact

Ribeiro, Fabio, Martins, Jessica, Wolff, Wania, Boechat-Roberty, Heloisa, Rocco, Maria Luiza

Journal:

Journal of Physics Conference Series

Year:

2015

Language:

english

File:

PDF, 268 KB

english, 2015

50

Methyl formate ice stimulated by X-rays in protoplanetary discs

Mendoza, Edgar, Wolff, Wania, Rocco, Maria Luiza, Boechat-Roberty, Heloisa

Journal:

Journal of Physics Conference Series

Year:

2015

Language:

english

File:

PDF, 276 KB

english, 2015