Publications

102 PEER-REVIEWED PUBLICATIONS H-INDEX (#37) 

17 (single author articles

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Publications from The University of Texas at San Antonio 

102-C-K Liao, J Phan, H Martinez-Barron,,  M.A. Mahmoud, Modulating the Optical Band Gap of Small Semiconducting Two-Dimensional Materials by Conjugated Polymer, Langmuir, 2020. doi/10.1021/acs.langmuir.9b03335.

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101– F. Yan, C-k. Liao, G. Wu, S. Bach,  M.A. Mahmoud, Metal Nanoclusters Modify the Band Gap and Maintain the Ultrathin Nature of Semiconducting Two-Dimensional Materials, Journal of Physical Chemistry C, 2019, 123, (49), 29856-298653.

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100– C. Obiakara, C-k. Liao, M.A. Mahmoud, Mechanical Exfoliation Assisted by Molecular Tweezers for Production of Sulfur based Semiconducting Two-dimensional Materials,  Industrial & Engineering Chemistry Research, 2019, 58, 14170-14179. (Virtual Special Issue: Best Papers from the 256th ACS National Meeting in Boston).

99– L. Bazán-Díaz, R. Mendoza-Cruz, C-k. Liao, M.A. Mahmoud, Asymmetric Deposition of Platinum Atoms on Gold Nanorods Reduced the Plasmon Field Distortion Induced by the Substrate, Journal of Physical Chemistry C, 2019, 123, (50), 30509-30518.

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98– C-k. Liao, J. Phan, M. Herrera, M.A. MahmoudModifying the Band Gap of Semiconducting Two-Dimensional Materials by Polymer Assembly into Different Structures, Langmuir, 2019, 35 (14), 4956–4965.

97– C. Obiakara, M.A. MahmoudElectromagnetic Plasmonic Field of Nanoparticles Tune the Band Gap of Two-dimensional Semiconducting MaterialsJournal of Materials Chemistry C, 2019, 7, 3675-3687.

96– D Chen, M. A. Mahmoud, J-H. Wang, G. H. Waller, C. Zhao, B., Qu, M. A. El-Sayed, M. Liu, Operando investigation into dynamic evolution of cathode-electrolyte interfaces in a Li-ion battery, Nano Letters,  2019, 19, 2037-2043.

95- M.  Herrera, M. Abdul-Moqueet, M. A. MahmoudConjugated Polymer Nanoparticles Having Modified Band Gaps Assembled into Nano- and Micropatterned Organic Light-Emitting DiodesACS Appl. Nano Mater., 2019, 2, 577-585.

94 – S. Zhang, R. Xiong, M. A. Mahmoud, E. N. Quigley, H. Chang, M. A. El-Sayed, and V. V. Tsukruk, Dual-Excitation Nanocellulose Plasmonic Membranes for Molecular and Cellular SERS DetectionACS Appl. Mater. Interfaces, 2018, 10, 18380–18389.

93M. A. Mahmoud, Reducing the Photocatalysis Induced by Hot Electrons of Plasmonic Nanoparticles Due to Tradeoff of Photothermal Heating, Phys. Chem. Chem. Phys., 2017. 19, 32016-32023.

Graphical abstract: Reducing the photocatalysis induced by hot electrons of plasmonic nanoparticles due to tradeoff of photothermal heating

92– J. Zhou, J. Jeon, J. A. Geldmeier, J. Ponder, M. A. Mahmoud, M. A. El-Sayed, J. R. Reynolds, V. V. Tsukruk, Electrochromic Tuning of Transparent Gold Nanorods with Poly[(3,4-propylenedioxy)pyrrole] Shells in the Near-Infrared Region, J. Mater Chem. C, 2017. 5, 12571-12584.

Graphical abstract: Electrochromic tuning of transparent gold nanorods with poly[(3,4-propylenedioxy)pyrrole] shells in the near-infrared region

91M. A. Mahmoud, Electromagnetic Field of Plasmonic Nanoparticles Extends the Photoisomerization Lifetime of Azobenzene, J Phys. Chem. C., 2017, 121,  18144–18152.

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Publications from Georgia Insitute of Technology

90M. A. Mahmoud, Overgrowth of 2D Anisotropic Nanocrystals on a Substrate into Vertically Aligned 1D Nanoparticles to be used for Chromatic Light Polarization, ACS Appl. Mater. Interfaces, 2016, 8, 23827–23836.

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89 M. A. Mahmoud, An Optical Ruler and Protractor from Silver Nanodisk Monolayers with Different Surface Coverages Deposited in a Gradient Manner on a Substrate, Langmuir, 2016, 32, 11631–11638.

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88M. A. Mahmoud, Tunable Plasmonic Neutral Density Filters and Chromatic Polarizers: Highly Packed 2D Arrays of Plasmonic Nanoparticle on Elastomer Substrate, J Phys. Chem. C., 2016, 120, 18249–18258.

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87– J. Jeon, J. Zhou, J. A. Geldmeier, J. Ponder, M. A. Mahmoud, M. A. El-Sayed, J. R. Reynolds, V. V. Tsukruk, Dual-Responsive Reversible Plasmonic Behavior of Core-Shell Nanostructures with pH-Sensitive and Electroactive Polymer Shells, Chemistry of Materials, 2016, 28, 7551–7563.

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86– J. A. Geldmeier, M. A. Mahmoud, J. Jeon, M. A. El-Sayed, V. V. Tsukruk, The effect of plasmon resonance coupling in P3HT-coated silver nanodisk monolayers on their optical sensitivity, J. Mater. Chem. C, 2016, 4, 9813-9822.

Graphical abstract: The effect of plasmon resonance coupling in P3HT-coated silver nanodisk monolayers on their optical sensitivity

85– D. Chen, X. Xunhui, B. Zhao, M. A. Mahmoud, M. A. El-Sayed, M. Liu, Probing structural evolution and charge storage mechanism of NiO2Hx electrode materials using in operando resonance Raman spectroscopy, Advanced Science, 2016, 3, 1500433-1500436.

84– P. A. Ledin, J. Jeon, J. A. Geldmeier, J. Ponder, M. A. Mahmoud, M. A. El-Sayed, J. R. Reynolds, V. V. Tsukruk, Design of Hybrid Electrochromic Materials with Large Electrical Modulation of Plasmonic Resonances, ACS Appl. Mater. Interfaces, 2016, 8, 13064–13075.

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83– J. Jeon, P. A. Ledin, J. A. Geldmeier, J. Ponder, M. A. Mahmoud, M. A. El-Sayed, J. R. Reynolds, V. V. Tsukruk, Electrically Tunable Core-Shell Gold Nanocubes with Decoupled Plasmon Properties: Highly Absorbing Transparent Aggregates, Chemistry of Materials. 2016, 28, 2868–2881.

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82– F. Saira, M. A. Mackey, R. Qureshi, M. A. Mahmoud, In vitro investigations of gold nanocages: Toxicological profile in human keratinocyte cell line, Food and Chemical Toxicology, 2016, 97, 89–95.

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81M. A. Mahmoud, B. Garlyyev, M. A. El-Sayed, Intra-particles Selective Plasmonic Photochemical reaction in Gold-Platinum Nanorattles, J. Phys. Chem. C, 2015, 119, 18618–18626. (corresponding author)

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80M.A. Mahmoud, Effective Optoelectrical Switching by using Pseudo-Single Crystal of Monolayer Array of 2D Polymer-Plasmonic Nanoparticles System,. J. Phys. Chem. C., 2015, 119, 29095–29104.

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79M. A. Mahmoud, Polarized Optomechanical Response of Silver Nanodisc Monolayers on Elastic Substrate Induced by Stretching, J Phys. Chem. C., 2015, 119, 19359–19366.

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78 M. A. Mahmoud, Super-radiant Plasmon Mode is more efficient for SERS than the Sub-radiant Mode in Highly Packed 2D Gold Nanocubes Arrays, J. Chem. Phys., 2015, 143, 074703-074711.

77M. A. Mahmoud, Simultaneous Reduction of Metal Ions by Multiple Reducing Agents Initiate the Asymmetric Growth of Metallic Nanocrystals. Crystal Growth & Design, 2015, 15, 4279–4286.

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76M. A. Mahmoud, Dynamic Template for Assembling Nanoparticles into Highly Ordered 2D arrays of Different Structures, J. Phys. Chem. C. 2015, 119, 305–314.

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75– P. A. Ledin, M. Russell, J. A. Geldmeier, I. M. Tkachenko, M. A. Mahmoud, V. Shevchenko, M. A. El-Sayed, V. V. Tsukruk, Light-responsive plasmonic arrays consisting of silver nanocubes and a photoisomerable matrix, ACS Applied Materials & Interfaces. 2015, 7, 4902–4912.

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74– T. König, P. Ledin, M. Russell, J. Geldmeyer, M. A. Mahmoud, M. A. El-Sayed, V. V Tsukruk, Silver Nanocube Aggregation Gradient Materials in Search for Total Internal Reflection with High Phase Sensitivity, Nanoscale, 2015, 7, 5230-5239.

Graphical abstract: Silver nanocube aggregation gradient materials in search for total internal reflection with high phase sensitivity

73– Szymanski, M. A. Mahmoud, D. O’Neil, M. A. El-Sayed Electronic and Vibrational Dynamics of Hollow Au Nanocages Embedded in Cu2O Shells. Photochemistry and Photobiology, 2015, 91, 599-606.

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72– L Austin, S Ahmad, B Kang, KR Rommel, M. A. Mahmoud, ME Peek, M.A. El-Sayed, Cytotoxic effects of cytoplasmic-targeted and nuclear-targeted gold and silver nanoparticles in HSC-3 cells – a mechanistic study Toxicology in Vitro, Toxicology in Vitro, 2015, 29, 694–705.

71 M. A. Mahmoud, B. Garlyyev, M. A. El-Sayed, Controlling of the Catalytic Efficiency on the Surface of Gold Hollow Nanoparticles by Introducing Inner Thin Layer of Platinum or Palladium: Mechanistic Study of the Heterogeneous Nanocatalysis, J. Phys. Chem. Lett. 2014, 5, 4088–4094.

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70M. A. Mahmoud, M. A. El-Sayed, Enhancing catalytic efficiency of hollow palladium nanoparticles by photothermal heating of added gold nanoparticles to their cavity: Palladium-Gold nanorattles, ChemCatChem. 2014, 6, 3540–3546.

69M. A. Mahmoud, D. O’Neil, and M. A. El-Sayed, Hollow and Solid Metallic Nanoparticles in Sensing and in Nanocatalysis, Chemistry of Materials, 2014, 26, 44–58.

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68M. A. Mahmoud, Plasmon Resonance Hybridization of Gold Nanospheres and Palladium Nanoshells Combined in a Rattle Structure, J. Phys. Chem. Lett., 2014, 5, 2594–2600.

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67M. A. Mahmoud, Optical Properties of Gold Nanorattles: Evidences for Free Movement of the Inside Solid Nanosphere, J. Phys. Chem. C, 2014, 118, 10321–10328.

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66– T. F König, P. A Ledin, J. Kerszulis, M. A. Mahmoud, M.A. El-Sayed, J. R. Reynolds, V. V. Tsukruk, Electrically Tunable Plasmonic Behavior of Nanocube-Polymer Nanomaterials Induced by a Redox Active Electrochromic Polymer, ACS Nano. 2014, 8, 6182–6192.

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65– T. König, R. Kodiyath, Z. A. Combs, M. A. Mahmoud, M. A. El-Sayed, VV Tsukruk, Silver Nanocube Aggregates in Cylindrical Pores for Higher Refractive Index Plasmonic Sensing. Particle & Particle Systems Characterization. 2014, 31, 274–283.

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64M. A. Mahmoud, Controlling the Orientations of Gold Nanorods Inside Highly Packed 2D Arrays, Phys. Chem. Chem. Phys., 2014, 16, 26153-26162.

Graphical abstract: Controlling the orientations of gold nanorods inside highly packed 2D arrays
63– J. Geldmeier, T. Konig, M. A. Mahmoud, M. El-Sayed, and V. V. Tsukruk, Tailoring Plasmonic Modes in a Multi-Component Assembly to create a Super Broadband Absorber in the Visible Spectrum, Advanced Functional Materials, 2014, 24, 6797–6805.

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62M. A. Mahmoud, D. O’Neil, and M. A. El-Sayed, Effect of Shape and Symmetry of Gold and Silver Nanoparticles on their Mechanical Properties. Nano Letters, 2014, 14, 743–748.

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61– S. R. Panikkanvalappil, S. M. Hira, M. A. Mahmoud, and M. A. El-Sayed, Unraveling the Biomolecular Snapshots of Mitosis in Healthy and Cancer Cells Using Plasmonically-Enhanced Raman Spectroscopy, J. Am. Chem. Soc., 2014, 136, 15961–15968.

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60M. A. Mahmoud Metal Nanoparticles for Catalysis: Advances and Applications, Royal Society of Chemistry, 2014.  (book)

59M. A. Mahmoud, B. Garlyyev, M. A. El-Sayed, Determining the Mechanism of Solution Metallic Nanocatalysis with Solid and Hollow Nanoparticles: Homogeneous or Heterogeneous, J. Phys. Chem. C, 2013, 117, 21886–21893.

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58M. A. Mahmoud, R Narayanan, M. A. El-Sayed, Enhancing Colloidal Metallic Nanocatalysis: Sharp Edges and Corners for Solid Nanoparticles and Cage Effect for the Hollow ones, Accounts of Chemical Research, 2013, 46, 1795–1805.

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57M. A Mahmoud, G. Weng, Nanocatalysis production of photoactive radicals, Catalysis Communications, 2013, 38, 63–66.

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56M. A. Mahmoud, Surface-Enhanced Raman Spectroscopy of Double-Shell Hollow Nanoparticles: Electromagnetic and Chemical Enhancements, Langmuir, 2013, 29, 6253–6261.

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55– Z. A Combs, S. T. Malak, T. König, M. A. Mahmoud, J. L. Chávez, M. A. El-Sayed, N. Kelley-Loughnane, V. V Tsukruk, Aptamer-Assisted Assembly of Gold Nanoframe Dimers, Particle & Particle Systems Characterization, 2013, 30, 1071-1078.

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54M.A. Mahmoud, M. A. El-Sayed, Different plasmon sensing behavior of silver and gold nanorods, J. Phys. Chem. Lett., 2013, 4, 1541–1545.

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53M.A. Mahmoud, M. A. El-Sayed, Substrate Effect on the Plasmonic Sensing Ability of Hollow Nanoparticles of Different Shapes, J. Phys. Chem. B, 2013, 117, 4468–4477.

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52– R Kodiyath, S Malak, Z Combs, T Koenig, M. A. Mahmoud, M. A. El-Sayed, and V. V. Tsukruk, Assemblies of silver nanocubes for highly sensitive SERS chemical vapor detection, J. Materials Chemistry A 2013,1, 2777-2788. (Journal Cover)

Graphical abstract: Assemblies of silver nanocubes for highly sensitive SERS chemical vapor detection
51M. A. Mahmoud, U. Landman, and M. A. El-Sayed High Frequency Mechanical Stirring Initiates Anisotropic Growth of Seeds Requisite for Synthesis of Silver Nanorods, Nano Letters 2013, 13,4739–4745.

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50– P. Szymanski, M. A. Mahmoud, M. A. El-Sayed, The last step in converting the surface plasmonic energy into heat by nanocages and nanocubes on substrates, Small, 2013, 9, 3934-3938.

49– S. R. Panikkanvalappil, M. A. Mahmoud, M. A. Mackey, and M. A. El-Sayed, Surface Enhanced Raman Spectroscopy for the Real-Time Monitoring of Molecular Events Associated with Reactive Oxygen Species-Induced DNA Damage and its Prevention by Platinum Nanoparticles, ACS Nano 2013, 7, 7524–7533.

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48– M. A. Mackey, F. Saira, M. A. Mahmoud, M. A. El-Sayed, Inducing Cancer Cell Death by Targeting its Nucleus: Solid Gold Nanospheres versus Hollow Gold Nanocages, Bioconjugate Chem., 2013, 24, 897–906.

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47– G. Weng, M. A. Mahmoud, M. A. El-Sayed Nanocatalysts can change the number of electrons involved in oxidation-reduction reaction with the nanocages being most efficient, J. Phys. Chem. C, 2012, 116, 24171–24176.

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46M. A. Mahmoud, M. Chamanzar, A. Adibi, M. A. El-Sayed, Effect of the Dielectric Constant of the Surrounding Medium and the Substrate on the Surface Plasmon Resonance Spectrum and Sensitivity Factor of Isotropic Silver Nanocubes. J. Am. Chem. Soc, 2012, 134, 6434–6442.

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45– X. Li, K. Blinn,Y. Fang,  M. A. Mahmoud, S. Cheng, L. A. Bottomley, M. A. El-Sayed, and M. Liu, Application of Surface Enhanced Raman Spectroscopy to the Study of SOFC Electrode Surfaces, Phys. Chem. Chem. Phys., 2012, 14, 5919-5923.

Graphical abstract: Application of surface enhanced Raman spectroscopy to the study of SOFC electrode surfaces

44M. A. Mahmoud, A. Poncheri, M. A. El-Sayed, Properties of π-Conjugated Fluorescence Polymer–Plasmonic Nanoparticles Hybrid Materials. J. Phys. Chem. C 2012, 116, 13336–13342.

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43– M. Lisunova, M. A. Mahmoud, N. Holland, Z.A. Combs, M. A. El-Sayed, and V. V. Tsukruk. The Unusual Fluorescence Intensity Enhancement of Poly(p-phenyleneethynylene) Polymer Separated from the Silver Nanocube Surface by H-bonded LbL Shells. J. Materials Chemistry, 2012, 22, 16745-16753 †(The two authors contributed equally). (Journal Cover)

Graphical abstract: The unusual fluorescence intensity enhancement of poly(p-phenyleneethynylene) polymer separated from the silver nanocube surface by H-bonded LbL shells

42–  Y. Fang, X. Li, K. Blinn,  M. A. Mahmoud, and M. Liu, Resonant surface enhancement of Raman scattering of Ag nanoparticles on silicon substrates fabricated by dc sputtering, Journal of Vacuum Science & Technology A: Vacuum, Surfaces, and Films, 2012, 30, 050606.
41– B. Reginald Thio, M.O. Montes, M. A. Mahmoud, D. Lee, D. Zhou, and A. A. Keller, Mobility of Capped Silver Nanoparticles under Environmentally Relevant Conditions, Environmental Science & Technology. 2012, 46, 6985–6991. (Special issue).

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40M. A. Mahmoud, M. A. El-Sayed, Metallic Double Shell Nanocages: The Challenges of their synthetic Techniques, Langmuir. 2012, 28, 4051–4059. (corresponding author)

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39M. A. Mahmoud, P. Szymanski M. A. El-Sayed, Different Methods of Increasing the Mechanical Strength of Gold Nanocages. J. Phys. Chem. Lett. 2012, 3, 3527-3531.

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38M. A. Mahmoud, M. A. El-Sayed, Time Dependence and Signs of The Shift of The Surface Plasmon Resonance Frequency In Nanocages Elucidate The Nanocatalysis Mechanism In Hollow Nanoparticles, Nano Letters. 2011, 11, 946–953.

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37M. A. Mahmoud, M. A. El-Sayed, Plasmonic Field coupling effect on the energy transfer between Poly(paraphenyleneethynylene) Fluorescent Polymer and Au Nanocages, J. Phys. Chem. C 2011, 115, 12726–12735.

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36M. A. Mahmoud, W. Qian, M. A. El-Sayed, Dynamical studies of the Interaction of Cu2O with gold nanoframe by Pump-probe technique, Nano letters 2011, 11, 3285–3289.

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35M. A. Mahmoud, Proposed Molecular Mechanism for the Colloidal Nanocatalysis of the Hexacyanoferrate III-Thiosulfate Electron Transfer Reaction: On the Involvement of a Prussian Blue Analogue Complex Intermediate, J. Catalysis, 2010, 215–220.

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34M. A. Mahmoud, B. J. Snyder, M. A. El-Sayed, Polystyrene Microspheres; Inactive Supporting Material for Recycling and Recovering Colloidal Nanocatalysts in Solution. J. Phys. Chem. Lett. 2010, 1, 28.

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33M. A. Mahmoud, F. Saira, M. A. El-Sayed, Experimental Evidence For The Nanocage Effect In Catalysis With Hollow Nanoparticles, Nano Letters, 2010, 10, 3764-3769.

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32 M. A. Mahmoud, M. A. El-Sayed, Gold Nanoframes: Very High Surface Plasmon Fields and Excellent Near-Infrared Sensors, J. Am. Chem. Soc., 2010, 132, 12705.

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31M. A. Mahmoud, B. J. Snyder, M. A. El-Sayed, Surface Plasmon Fields and Coupling in the Hollow Gold Nanoparticles and Surface-Enhanced Raman Spectroscopy; Theory and experiment, J. Phys. Chem. C, 2010, 114, 7436-7443.

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30 M. A. Mahmoud, A. Poncheri, M. A. El-Sayed, Plasmon Induced Exciton Annihilation in a Silver Nanocube-Poly(phenylene ethynylene) Fluorescent Polymer System, J. Am. Chem. Soc., 2010, 132, 2633.

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29– C. W. Yen, M. A. Mahmoud, and M. A. El-Sayed, Photocatalysis by nanoreactor J. Phys Chem. A, 2009, 113, 4340.

28- M. A. Mahmoud, M. A. El-Sayed, Aggregation of gold Nanoframes reduces, rather than enhances SERS efficiency due to the tradeoff of the inter- and intra-particle plasmonic fields. Nano Letters, 2009, 9, 3025.

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27– Jung-Hyun Lee, M. A. Mahmoud, Sitterle, v, Sitterle, J and J. Carson Meredith, Facile preparation of highly-scattering metal nanoparticle coated polystyrene latex beads, J. Am. Chem. Soc., 2009, 131, 5048.

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26– Jung-Hyun Lee, M. A. Mahmoud, V. Sitterle, J. Sitterle, J and J. Carson Meredith, Preparation of Highly-Scattering Metal Nanoparticle-Coated Polymer Microbeads via Combined Swelling-Heteroaggregation Technique and Their Optical Properties, Chemistry of Materials, 2009, 23, 5654.

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25M. A. Mahmoud, C. E. Tabor, M. A. El-Sayed, The importance of the electromagnetic fields to SERS enhancement by aggregated silver nanocube monolayers assembled by the Langmuir-Blodgett technique at different surface pressures, J. Phys. Chem. C 2009, 113, 5493.

24- C. E. Tabor, R., Murali, C. E. Tabor, R., Murali, M. A. Mahmoud, M. A. El-Sayed, On the use of plasmonic nanoparticle pairs as a plasmon ruler: The dependence of the nenear-fieldipole plasmon coupling on nanoparticle size and shape, J. Phys. Chem. A, 2009, 113, 1946.

23MA Mahmoud, A Poncheri, Y Badr, MG Abd El Wahed, Photocatalytic degradation of methyl red dye, South African Journal of Science, 2009, 105, 299-303.

22M. A. Mahmoud, C. E. Tabor, M. A. El-Sayed, Y. Ding, Z. L. Wang, A New Catalytically Active Colloidal Platinum Nanocatalyst: The Multi-armed Nanostar Single Crystal, J. Am. Chem. Soc., 2008, 130, 4590.

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21 M. A. Mahmoud, M. A. El-Sayed, Comparative study of the plasmon fields of Langmuir-Blodgett assembled monolayers of gold nanocages and silver nanocubes, J. Phys. Chem. C 2008, 112, 14618.

20– Y. Badr, M. G. Abd El-Wahed, M. A. Mahmoud, On Silica Nanoparticles Photocatalytic Degradation, J. Hazardous Materials, 2008, 154, 245. (corresponding author)
19M. A. Mahmoud, M. A. El-Sayed, The Reaction of Platinum Nanocatalyst with the Ferricyanide Reactant to Produce Prussian Blue Analogue Complexes, J. Phys. Chem. C, 2007, 111, 17180.

Publications Prior to the PhD ( National Institute of Laser Enhanced Sciences, Egypt)

18– M. Abd El-Aziz, Y. Badr, M. A. Mahmoud, Biosynthesis of gold nanoparticles using Pseudomans aeruginosa. AIP Conference Proceedings (2007), 888 (Modern Trends in Physics Research), 177-181. (corresponding author)

17– Y. Badr, M. A. Mahmoud, Excimer laser photofragmentation of metallic nanoparticles, Physics Letters A. 2007, 370, 158. (corresponding author)

16– Y. Badr, M. A. Mahmoud, Photocatalytic Degradation of Methyl Red Dye by Silica Nanoparticles, J. Phys. Chem. Solids, 2007, 68, 413. (corresponding author)

15– M. I. Husseiny, Y. Badr, M. A. Mahmoud, Biosynthesis of gold nanoparticles using Pseudomonas Bacteria, Spectrochimica Acta Part A, 2007, 67, 1003. (corresponding author)

14– Y. Badr, M. A. Mahmoud, Effect of PbS shell on the optical and electrical properties of PbSe core nanoparticles doped in PVA, Physica B, Physics of Condensed Matter, 2007, 388, 134. (corresponding author)

12– Y. Badr, M. A. Mahmoud, Manifestation of the Silver nanoparticles incorporated into the polyvinyl alcohol, J. Materials science, 2006, 41, 3947. (corresponding author)

11– Y. Badr, M. G. Abd El-Wahed, M. A. Mahmoud, On 308 nm photofragmentation of the silver nanoparticles, Applied Surface Science, 2006, 253, 2502. (corresponding author)

10– Y. Badr, M. A. Mahmoud, Effect of PVA Surrounding Medium on ZnSe nanoparticles: Size, Optical, and Electrical properties, Spectrochimica Acta Part A 2006, 65, 584. (corresponding author)

9– Y. Badr, M. A. Mahmoud, Size-dependent spectroscopic, optical, and electrical properties of PbSe nanoparticles, J. Crystal Research and Technology 2006, 41, 658. (corresponding author)

8– Y. Badr, M. A. Mahmoud, Enhancement of the optical properties of poly vinyl alcohol by doping with silver nanoparticles, J. Applied Polymer Science, 2006, 99 3608. (corresponding author)

7– Y. Badr, M. A. Mahmoud, Effect of Silver nanowires on the surface-enhanced Raman spectra (SERS) of the RNA bases, Spectrochimica Acta Part A 2006, 63, 639. (corresponding author)

6– Y. Badr, M. A. Mahmoud, Optimization and Photophysics of Cadmium Selenide nanoparticles, Physica B, Physics of Condensed Matter, 2005, 369, 278. (corresponding author)

5– Y. Badr, M. A. Mahmoud, Size dependent surface-enhanced Raman scattering of Sodium Benzoate on Silver nanoparticles, J. Molecular Structure, 2005, 749, 187. (corresponding author)

4– Y. Badr, M. A. Mahmoud, On interaction of 193 nm Excimer laser with acetone (3s Rydberg state), J. Molecular Structure, 2005, 748, 189. (corresponding author)

3– Y. Badr, S. M. Abd El-Wanes, M. A. Mahmoud, Spectroscopic and dynamic studies of the photolysis reaction of acetone by 193 nm Excimer laser, J. Photochem. Photobio. A: Chem., 2004, 168, 34. (corresponding author)

2– Y. Badr, S. M. Abd El-Wanes, M. A. Mahmoud, The ro-vibrational spectra of CO molecule resulting from the photolysis of acetone, J. Photochem. Photobio. A: Chem., 2004, 167, 159. (corresponding author)

1– Y. Badr, S. M. Abd El-Wanes, M. A. Mahmoud, The effect of delay time on the CO and CH3 radicals resulting from the photolysis of acetone by 193 nm excimer laser, J. Photochem. Photobio. A: Chem., 2004, 165, 187. (corresponding author)