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Yusif El-Sayed
Yusif El-Sayed
Associate Professor, Chemistry Department, Faculty of Science, Tanta University
Verified email at science.tanta.edu.eg - Homepage
Title
Cited by
Cited by
Year
Photophysical properties, laser activity and photoreactivity of a heteroaryl chalcone: A model of solvatochromic fluorophore
M Gaber, SA El-Daly, TA Fayed, YS El-Sayed
Optics & Laser Technology 40 (3), 528-537, 2008
672008
Synthesis, spectral and thermal studies of Co (II), Ni (II) and Cu (II) complexes 1-(4, 6-dimethyl-pyrimidin-2-ylazo)-naphthalen-2-ol
M Gaber, MM Ayad, YSY El-Sayed
Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 62 (1-3 …, 2005
542005
Photophysical properties, excitation energy transfer and laser activity of 3-(4′-dimethylaminophenyl)-1-(2-pyridinyl) prop-2-en-1-one (DMAPP): a new potential laser dye
SA El-Daly, M Gaber, SS Al-Shihry, YS El Sayed
Journal of Photochemistry and Photobiology A: Chemistry 195 (1), 89-98, 2008
462008
Studies on chalcone derivatives: Complex formation, thermal behavior, stability constant and antioxidant activity
YS El-Sayed, M Gaber
Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 137, 423-431, 2015
432015
Cu (II) complexes of monobasic bi-or tridentate (NO, NNO) azo dye ligands: Synthesis, characterization, and interaction with Cu-nanoparticles
M Gaber, YS El-Sayed, K El-Baradie, RM Fahmy
Journal of Molecular structure 1032, 185-194, 2013
372013
Spectral and thermal studies of 4-(1H-pyrazolo {3, 4-d} pyrimidin-4-ylazo) benzene-1, 3-diol complexes of cobalt (II), nickel (II) and copper (II)
M Gaber, KY El-Baradie, YSY El-Sayed
Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 69 (2 …, 2008
362008
Complex formation, thermal behavior and stability competition between Cu (II) ion and Cu0 nanoparticles with some new azo dyes. Antioxidant and in vitro cytotoxic activity
M Gaber, YS El-Sayed, KY El-Baradie, RM Fahmy
Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 107, 359-370, 2013
342013
Spectral properties and inclusion of a hetero-chalcone analogue in organized media of micellar solutions and beta-cyclodextrin
M Gaber, TA Fayed, SA El-Daly, YS El-Sayed
Photochemical & Photobiological Sciences 7 (2), 257-262, 2008
322008
Spectroscopic studies of 4-(4, 6-dimethylpyrimidin-2-ylazo) benzene-1, 3-diol and its Cu (II) complexes
M Gaber, TA Fayed, S El-Daly, YSY El-Sayed
Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 68 (1 …, 2007
302007
Synthesis, spectral, thermal and theoretical studies of Cu (II) complexes with 3-[4′-dimethylaminophenyl]-1-(2-pyridyl) prop-2-en-1-one (DMAPP)
M Gaber, SA El-Daly, YSY El-Sayed
Journal of Molecular Structure 922 (1-3), 51-57, 2009
272009
Nano‐synthesis, solid‐state structural characterization, and antimicrobial and anticancer assessment of new sulfafurazole azo dye‐based metal complexes for further …
AM Khedr, HA El‐Ghamry, YS El‐Sayed
Applied Organometallic Chemistry 36 (3), e6548, 2022
242022
Photoinduced interaction of CdSe quantum dot with coumarins
M El-Kemary, M Gaber, YS El-Sayed, Y Gheat
Journal of Luminescence 159, 26-31, 2015
182015
Photophysical parameters and laser performance of 3-(4′-dimethylaminophenyl)-1-(2-furanyl) prop-2-en-1-one (DMAFP): A new laser dye
SA El-Daly, M Gaber, YS El-Sayed
Optics & Laser Technology 41 (6), 727-733, 2009
182009
Spectrophotometric, conductometric and thermal studies of Co (II), Ni (II) and Cu (II) complexes with 2-(2-hydroxynaphthylazo)-4-hydroxy-6-methyl-1, 3-pyrimidine
M Gaber, IA Mansour, YSY El-Sayed
Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 68 (2 …, 2007
182007
Synthesis, characterization, and theoretical studies of Co (II) and Cu (II) complexes of 1-[(5-mercapto-[1, 3, 4] thiadiazol-2-ylimino)-methyl]-naphthalen-2-ol and its …
N El-Wakiel, Y El-Sayed, M Gaber
Journal of molecular structure 1001 (1-3), 1-11, 2011
152011
Spectral properties and inclusion of 3-(4′-dimethylaminophenyl)-1-(2-furanyl) prop-2-en-1-one in organized media of micellar solutions, β-cyclodextrin and viscous medium
M Gaber, SA El-Daly, YS El-Sayed
Colloids and Surfaces B: Biointerfaces 66 (1), 103-109, 2008
142008
Structural elucidation, spectroscopic, and metallochromic studies of 2-(2-hydroxy phenyl)-1-H–benzimidazole complexes: Metal ions sensing, DNA binding, and antimicrobial …
YS El-Sayed, M Gaber, MN El-Nahass
Journal of Molecular structure 1229, 129809, 2021
132021
Spectrophotometric and fluorescence quenching studies of the charge transfer complexation of (4-dimethylamino-benzylidene)-(4, 6-dimethyl-pyrimidin-2-yl)-amine with some …
YS El-Sayed
Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 78 (4 …, 2011
122011
Optical properties and inclusion of an organic fluorophore in organized media of micellar solutions and beta-cyclodextrin
YS El-Sayed
Optics & Laser Technology 45, 89-95, 2013
112013
Metal Complexation of Bis-Chalcone Derivatives Enhances Their Efficacy against Fusarium Wilt Disease, Caused by Fusarium equiseti, via Induction of Antioxidant …
A El-Nagar, AA Elzaawely, TD Xuan, M Gaber, N El-Wakeil, Y El-Sayed, ...
Plants 11 (18), 2418, 2022
102022
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