Publications

   List of publications

J: journal paper,    C: conferencec paper

[ 2005]

 [J-1]   A. Al-Betar, A. El-Rayyes and Uwe K. A. Klein. “Ground and Excited states proton transfer reactions of 1,8-diaminonaphthalene in Perchloric acid solutions” J. Fluorescence. 15(2005)689-696.

 [J-2]   Ali A. El-Rayyes^*, Yunusa Umar “Density Functional Theoretical studies on Structures and Vibrational Spectra of Fluorovinyl Silanimines” The Canadian Journal of Analytical Sciences and Spectroscopy (CJASS), 50(2005)175-189                                                     

 [J-3]   Ali A. El-Rayyes, T. H. Maung. “Excited state Phototautomerization of 8-amino-1-naphthol-3, 6-disulfonate in polar and acidic solutions” The Canadian Journal of Analytical Sciences and Spectroscopy (CJASS), 50(2005)111-118.

[J-4]    A. El-Rayyes, A. Al-Betar, Than Htun, and Uwe K. A. Klein. “Fluorescence emission from Rhodamine‑B Lactone adsorbed at solid catalysts” Chem. Phys. Lett., 414(2005)287-291

                                                                                [2004]

 [J-5]   Ali A. El-Rayyes, Klein, Uwe K.  “Acidity Characterization of Tungstophosphoric Acid by using Laser Induced Fluorescence Spectroscopy”  Chem. Phys. lett., 397 ( 2004 ) 484-487.

 [J-6]   Ali A. El-Rayyes, T. H. Maung. “Theoretical studies on the structure and hydrogen bonding of 8-amino-1-naphthol and its one water complex” J. Mol. Struct. THEOCHEM., 681( 2004) 9-13.

[J-7]    Ali A. El-Rayyes, A. Al-Arfaj, Klein, Uwe K. A., Barri, S. A. I. “Acidity of all-silica MCM-41 - studied by laser spectroscopy of adsorbed fluorescent probe compounds”  Catal. Lett. 97 ( 2004 ) 83-90.

[J-8]    Ali A. El-Rayyes, T. H. Maung. “Solvents effect on the Photophysical Properties of 2-anilininaphthalene” Spectrochim Acta Part A., 60 ( 2004) 1985-1989.

 [J-9]   Mohamed I. M. Wazeer,  Anvarhusein A. Isab and Ali El-Rayyes, “Solid state NMR study of 1,3 –imidazolidine-2-thione,  1,3-imidazolidine – 2-selenone and some of their N-substituted derivatives” Spectroscopy, 18(2004)113-119.

                                                                            [ 2003 ]

[J-10]  Ali. A. El-Rayyes “Structure and vibrational assignments of the various modes of Nitro-, Nitrozo- and Aminosilanimines” J. Mol. Struct. (Theochem), ), 634(2003)289-298.

[J-11]  Ali. A. El-Rayyes “Theoretical Studies on the Geometrical Structures and Vibrational Spectra of N-hydroxy-1-vinylsilanimines” J. Mol. Struct. (Theochem), 624(2003)181-190.

                                                                        [ 2002 ]

[J-12]  Ali. A. El-Rayyes “Ab initio and Density Functional Theoretical Studies of Structures and Vibrational Spectra of Simple Silanimines” J. Mol. Struct. (Theochem), 617(2002)17-29

[J-13]  Ali A. El-Rayyes, H.P. Perzanowski, Klein, Uwe K. A., Barri, S. A. I. “Acidity of zeolite Y-Probed by adsorption of 1-Naphthylamine and studied by laser-induced fluorescence spectroscopy” Catal. Lett., vol 78, 161(2002).

[J-14]  H. M. Badawi, and Ali. A. El-Rayyes “Vibrational Spectra and Potential Energy Distributions of Normal Modes of 3-Nitroso- and 3-Nitrocyclopropene” J. Mol. Struct. (Theochem), 588(2002)17-27.   

                                                                        [ 2001 and before ]

[J-15]  Ali A. El-Rayyes, H.P. Perzanowski, Barri, S. A. I., Klein, Uwe K. A. “New Insight Into The Excited State Proton Transfer Reactions Of 1-Naphthylamine In Solution” J. Phys. Chem. A., Vol 105, 10169(2001).

[J-16]  H. M. Badawi, and Ali. A. Al-Rayyes “An Ab Initio Calculations of Barrier to Internal Rotation in 3-Methyl-3-Cyclopropenecarboxaldehyde and 3-Methyl-3-Cyclopropenecarboxylic Acid Fluoride” Arab. J. Sc. Eng., Vol. 24A, 59(1999).                       

[J-17]  H. M. Badawi, and Ali. A. Al-Rayyes “An Ab Initio Study of the Effect of solvent on energies and Rotational Barrier In 2,3-butadienal and 2,3-butadienoyl Fluoride and Chloride”   J. Mol. Struct. (Theochem) Vol. 428, 247(1998).

[J-18]  H. M. Badawi, W. Forner and Ali. A. Al-Rayyes “An Investigation of Structural Stability and Internal Rotation in 3-Cyclopropenecarboxaldehyde and 3-Cyclopropenecarboxylic Acid Fluoride By Ab Initio Calculation” J. Mol. Model. Vol. 4, 158(1998).

[J-19]  H. M. Badawi, and Ali. A. Al-Rayyes “Rotational Barrier in 3-Butynal and 3-Butynoyl Fluoride and Chloride Based on Ab Initio Calculations”   J. Mol. Struct. (Theochem) Vol. 397, 51(1997).

[C-1]   M. I. M. Wazeer, A. A. Isab, A. El Rayyes, H. P. Perzanowski, “Solid-state NMR studies and Molecular Computations of 1,3 imidazolidine-2-thione, 1,3-imidazolidine-2-selenone and some related compounds” , 2^nd Saudi Science conference, Jeddah. March 2004.

[C-2]   Ali El-Rayyes and Uwe K.A. Klein, “Evidence and proof of a new emitting species in acidic 1-naphthylamine solutions” 2ndsasc, Jeddah, SA, 2004.

[C-3]   Ali El-Rayyes “Excited State Proton Transfer Reactions Of 2-Anilinonaphthalene In Aqueous Acidic Solutions”, Submitted to: 8^th International Conference on Chemistry and its Role in Development, ICCRD'8 Mansoura-Sharm El-Sheikh, April 11-14, 2005

[C-4]   Ali El-Rayyes “Acidity of Zeolite Y Probed By Laser Induced Proton Transfer Reaction Of 2-Anilinonaphthalene”, Submitted to: 8^th International Conference on Chemistry and its Role in Development, ICCRD'8 Mansoura-Sharm El-Sheikh, April 11-14, 2005