عودة

 

الدكتور / وليد أحمد السيد أحمد
أستاذ مساعد بقسم الكيمياء، كلية العلوم، جامعة أسيوط
تفاصيل السيرة الذاتية

بيانات ال MIS

دخول الإعضاء

تواصل مع العضو نسخة للطباعة
تليفون المكتب 082405
البريد الالكترونى waleed@aun.edu.eg
google scholar link http://scholar.google.com.eg/citations?user=uBW0tKEAAAAJ&hl=en

  • دكتوراه فى بيوتكونولوجى متقدمة ( نانوبيوتكونولوجى ) ، جامعة سوجانج بكوريا الجنوبية، جامعة سوجانج بكوريا الجنوبية، 2011
  • ماجستير فى الكيمياء ( الكيمياء العضوية ) ، كلية العلوم، جامعة اسيوط، 2006
  • بكالوريوس فى الكيمياء ( الكيمياء ) ، كلية العلوم، جامعة اسيوط، 1998
الدرجات العلمية :
  • أستاذ مساعد بقسم الكيمياء، كلية العلوم، جامعة أسيوط، 2016
  • مدرس بقسم الكيمياء، كلية العلوم، جامعة أسيوط، 2011
  • مدرس مساعد بقسم الكيمياء، كلية العلوم، جامعة اسيوط، 2006
  • معيد بقسم الكيمياء، كلية العلوم، جامعة اسيوط، 1999

المجالات البحثية:
Bacteriology , Nanobiotechnology

الابحاث :

1-AbdElazim M. Mebed, Alaa M. Abd-Elnaiem, Waleed El-Said, Tesleem Asafa, Review on Formation of Anodic Metal Oxides and their Sensing Applications , Current Nanoscience , Bentham Science, 14, 10.2174/1573413714666180817130835, August, 2018
البحث كاملا
2-Abdelreheem Abdelfatah Saddik Adel Mohamed Kamal El‐Dean Waleed Ahmed El‐Said Khairy Mohamed Hassan Mohamed Saad Abbady, Synthesis, Antimicrobial, and Anticancer Activities of a New Series of Thieno[2,3‐d] Pyrimidine Derivatives , Journal of Heterocyclic Chemistry , Wiley, 55, 2111-2122, https://onlinelibrary.wiley.com/doi/pdf/10.1002/jhet.3256, June, 2018
البحث كاملا
3-Waleed A. El-Said, M. Abdel-Shakour, Alaa M. Abd-Elnaiem, An efficient and low-cost photoanode for backside illuminated dye-sensitized solar cell using 3D porous alumina , Materials Letters , Elsevier, Vol. 222, pp. 126–130, https://www.sciencedirect.com/science/article/pii/S0167577X18305718, March, 2018
البحث كاملا
4-El-Din A.F.T., El-Khouly M.E., Elshehy E.A., Atia A.A., El-Said W.A., Cellulose acetate assisted synthesis of worm-shaped mesopores of MgP ion-exchanger for cesium ions removal from sea water, Microporous and Mesoporous Materials, 265, pp. 211-218, 2018
5-El-Said W.A., Moharram A.S., Hussein E.M., El-Khawaga A.M., Design, synthesis, anticorrosion efficiency, and applications of novel Gemini surfactants for preparation of small-sized hollow spheres mesoporous silica Nanoparticles, Materials Chemistry and Physics , Vol. 211, pp. 123-136, 2018
البحث كاملا
6-El-Said W.A., El-Khouly M.E., Ali M.H., Rashad R.T., Elshehy E.A., Al-Bogami A.S., Synthesis of Mesoporous Silica-Polymer Composite for the Chloridazon Pesticide Removal from Aqueous Media, Journal of Environmental Chemical Engineering, 6, pp. 2214–2221, 2018
7-El-Said W. A., Moharram A. S., Hussein E. M., El-Khawaga A. M., Synthesis, Characterizations and Applications of Some New Trimeric-Type Cationic Surfactants, Journal of Surfactants and Detergents, DOI: 10.1002/jsde.12041, 2018
8-Ramadan A. Mohamed1 Waleed A. El-Said2 Ahmed K. Ibrahim, Fungal biodiversity in sewage water under the effect of calcium hydroxide and hydrogen peroxide into two-steps treatment, Int. J. Environ. Sci. Technol, Springer, DOI 10.1007/s13762-017-1451-7, 1-11, https://link.springer.com/article/10.1007/s13762-017-1451-7, August, 2017
البحث كاملا
9-Waleed A. El-Said, Kawthar Abd El-Hameed, Nagwa Abo El-Maali, Hayam G. Sayyed, Label‐free Electrochemical Sensor for Ex‐vivo Monitoring of Alzheimer's Disease Biomarker, Electroanalysis, Vol.29, PP.748-755, March, 2017
10-Waleed Ahmed El-Said, Hyeon-Yeol Cho, Jeong-Woo Choi , SERS Application for Analysis of Live Single Cell, Nanoplasmonics-Fundamentals and Applications, Gregory Barbillon (Ed), ISBN 978-953-51-3278-3, Print ISBN 978-953-51-3277-6, DOI: 10.5772/67593, Chapter 16, pp. 361-398, 2017
11-Dina Fouad, Waleed El-Said, Mohamed Hussin, Mohamed Elgahami, Silica-gold nanocomposite for removal of organophosphorous pesticides , Plasmonics, 12(3), pp. 869–875, 2017
12-Waleed A. El-Said, Dina Fouad, Mohamed Hussin, Mohamed Elgahami, Green synthesis of magnetic mesoporous silica nanocomposite and its adsorptive performance against organochlorine pesticides , International Journal of Environmental Science and Technology, DOI: 10.1007/s13762-017-1530-9, 2017
13-Moemen A. Mohamed, Fatma M. Mohamed and Waleed A. El-Said, Enhancement of Antimicrobial Sensitivity of Salmonella and Escherichia coli Strains Isolated from Chickens Using Silver Nanoparticles in Assiut Governorate, Zagazig Veterinary Journal, 45(3), pp. 273-282, 2017
14-Jae-Wook Shin, Kyeong-Jun Kim, Jinho Yoon, Jinhee Jo, Waleed Ahmed El-Said and Jeong-Woo Choi, Silver Nanoparticle Modified Electrode Covered by Graphene Oxide for the Enhanced Electrochemical Detection of Dopamine, Sensors, 17, pp. 2771, 2017
15-Ahmed H. Osman, Waleed A. El-Said and M. Abd El-Shakour, Synthesis and characterization of some new ruthenium (II) complexes as photosensitizers in dye-sensitized solar cells, Journal of Advances in Chemistry, Volume 12 Number 5, 4413-4426, https://cirworld.com/index.php/jac/index, April, 2016
البحث كاملا
16-M A Osman, Waleed A El-Said, A A Othman and A G Abd-Elrahim, Influence of thermally induced structural and morphological changes, and UV irradiation on photoluminescence and optical absorption behavior of CdS nanoparticles, Journal of Physics D: Applied Physics, IOP, 49-16, 165302, http://iopscience.iop.org/article/10.1088/0022-3727/49/16/165302/meta, March, 2016
البحث كاملا
17-Waleed A. El-Saida, Dina M. Fouada, Sherif A. El-Safty, Ultrasensitive label-free detection of cardiac biomarker myoglobinbased on surface-enhanced Raman spectroscopy, Sensors and Actuators B: Chemical, 228, 401-409, January, 2016
18-Dina M. Fouad and Waleed A. El-Said, Selective Electrochemical Detection of Epinephrine Using Gold Nanoporous Film, Journal of Nanomaterials, pp. 1 - 8, 2016
19-Waleed A. El-Said and Dina M. Fouad, Size and Morphological Controlled of Gold Nanoparticles based on Deposition Time, Trends in Nanotechnology & Material Science, 1, pp. 1-5, 2016
20-Waleed Ahmed El-Said, Tae-Hyung Kim, Yong-Ho Chung, Jeong-Woo Choi, Fabrication of new single cell chip to monitor intracellular and extracellular redox state based on spectroelectrochemical method, Biomaterials, Elsevier, 40, 80–87, http://www.sciencedirect.com/science/article/pii/S0142961214011831, February, 2015
21-M A Osman A A Othman Waleed A. El-Said A G Abd-Elrahim A A Abu-sehly, Thermal annealing and UV irradiation effects on structure, morphology, photoluminescence and optical absorption spectra of EDTA-capped ZnS nanoparticles, Journal of Physics D: Applied Physics , IOPscience, Volume 49, Number 5, 15, http://iopscience.iop.org/article/10.1088/0022-3727/49/5/055304/meta;jsessionid=4EEB584C8D74AFF608209266B6EB76AF.c3.iopscience.cld.iop.org, December, 2015
البحث كاملا
22-D. M. Fouad, W.A.Said, M.B.Mohamed, Spectroscopic characterization of magnetic Fe3O4@Au core shell nanoparticles , Spectrochimica Acta Part A, 140, 5, 2015
23-Waleed Ahmed El-Said, Tae-Hyung Kim, Ki-Bum Lee, and Jeong-Woo Choi, Nanopatterned Surfaces for Stem-Cell Engineering , Stem Cells NanoEngineering, Wiley-Blackwell , ISBN: 978-1-118-54061-9, pp. 99-122, 2015
24-Maii I. Sholqamy, Ehab S. Abd-ElHamid, Amr H. Mostafa El-Bolok, Ali F. Mohamed and Waleed A. El-Said, Oxidative stress as a cytotoxic effect that introduced by gold nanorods on hep-2 cell line, International Journal of Academic Research, 7(5), DOI: dx.doi.org/10.7813/2075-4124.2015/7-5/A.13, 2015
25-Naeem Akhtar, Sherif A. El-Safty, Md. Khairy, Waleed A. El-Said, Fabrication of a highly selective nonenzymatic amperometric sensor for hydrogen peroxide based on nickel foam/cytochrome c modified electrode , Sensors and Actuators B: Chemical, 207, pp. 158-166, 2015
26-Waleed A. El-Said, Seung U. Kim, Jeong-Woo Choi, Monitoring in vitro neural stem cell differentiation based on surface-enhanced Raman spectroscopy using a gold nanostar array, J. Mater. Chem. C, 3, pp. 3848-3859, 2015
27-Tae-Hyung Kim, Taek Lee, Waleed A. El-Said and Jeong-Woo Choi, Review Graphene-Based Materials for Stem Cell Applications, Materials, 8, pp. 8674–8690, 2015
28-M. A. Osman A. A. Othman Waleed A. El-Said A. A. Abu-sehly A. G. Abed-Elrahim , STRUCTURAL, MORPHOLOGICAL AND OPTICAL CHARACTERIZATIONS OF ANNEALED EDTA CAPPED ZNS NANOCRYSTALS PREPARED BY CHEMICAL PRECIPITATION METHOD, Nanocon 2014 conference proceeding , http://www.nanocon.eu/files/proceedings/20/reports/3411.pdf, December, 2014
البحث كاملا
29-Alaa M. Abd-Elnaiem, A.M. Mebed, Waleed Ahmed El-Saidd, M.A. Abdel-Rahim, Porous and mesh alumina formed by anodization of high purity aluminum films at low anodizing voltage, Thin Solid Films , Elsevier, 570, 49–56, http://www.sciencedirect.com/science/article/pii/S0040609014008669, November, 2014
30-Waleed Ahmed El-Said, Jeong-Woo Choi, Electrochemical Biosensor consisted of conducting polymer layer on gold nanodots patterned Indium Tin Oxide electrode for rapid and simultaneous determination of purine bases, Electrochimica Acta, January, 2014
31-Jin-Ho Lee, Waleed A. El-Said, Byung-Keun Oh and Jeong-Woo Choi, Enzyme-free glucose sensor based on Au nanobouquet fabricated indium tin oxide electrode, J. Nanosci. Nanotechnol., 14, pp. 8432-8438, 2014
32-Waleed A. El-Said and Jeong-Woo Choi, In situ Detection of Neurotransmitter Release from PC12 cells using Surface Enhanced Raman Spectroscopy, Biotechnol. Bioprocess Eng., 19, pp. 1069-1076, 2014
33-Elham S. Aazam, Waleed A. El-Said, Synthesis of New Schiff-base Metals Complexes, Copper/Nickel Nanoparticles and their Cytotoxicity/Catalytic Activities, Bioorganic Chemistry Journal, 57, pp. 5–12, 2014
34-Waleed A. El-Said, Hyeon-Yeol Cho, Cheol-Heon Yea, Jeong-Woo Choi, Synthesis of Metal Nanoparticles Inside Living Human Cells Based on the Intracellular Formation Process, Advanced Materials, DOI: 10.1002/adma.201303699, PP. 1-9, December, 2013
البحث كاملا
35-Tae-Hyung Kim, Waleed A. El-Said, Jeong-Woo Choi, ITO/Gold nanoparticle/RGD peptide Composites to Enhance Electrochemical Signals and Proliferation of Human Neural Stem Cells, Nanomedicine: Nanotechnology, Biology and Medicine, 9, pp. 336-344, 2013
36-Taek Lee, Yong-Ho Chung, Qi Chen, Waleed A. El-Said, Junhong Min, Jeong-Woo Choi, Nanoscale Biofilm Modification-Method Concerning a Myoglobin/11-MUA Bilayers for Bioelectronic Device, Nanosci. Nanotechnol. , PP. 4119-4126, 2012
37-Jeung Hee An, Waleed A. El-Said and Jeong-Woo Choi, Cell chip based monitoring of toxic effects on dopamingergic cell, J. Nanosci. Nanotechnolo., 12, pp. 4115-4118, 2012
38-Tae-Hyung Kim, Waleed A. El-Said, Jeong-Woo Choi, Highly Sensitive Electrochemical Detection of Potential Cytotoxicity of CdSe/ZnS Quantum Dots Using Neural Cell Chip , Biosensors and Bioelectronics , 32, pp. 266–272, 2012
39-Md. Abdul Kafi, Waleed A. El-Said, Tae-Hyung Kim, and Jeong-Woo Choi, Cell adhesion, spreading, and proliferation on surface functionalized with RGD nanopillar arrays , Biomaterials, 33, pp. 731-739, 2012
40-Waleed Ahmed El-Said, Tae-Hyung Kim, Cheol-Heon Yea, Hyuncheol Kim and Jeong-Woo Choi, Fabrication of Gold Nanoparticle Modified ITO Substrate to Detect β-Amyloid Using Surface-Enhanced Raman Scattering, Nanosci. Nanotechnol , PP. 768-772, 2011
41-Jeung-Hee An, Waleed Ahmed El-Said and Jeong-Woo Choi , Surface Enhanced Raman Scattering of Neurotransmitter Release in Neuronal Cells Using Antibody Conjugated Gold Nanoparticles, Nanosci. Nanotechnol, Vol. 11, PP. 1585-1588, 2011
42-Jeung-Hee An, Waleed Ahmed El-Said, Cheol-Heon Yea, Tae-Hyung Kim and Jeong-Woo Choi , Surface-Enhanced Raman Scattering of Dopamine on Self-assembled Gold Nanoparticles, Nanosci. Nanotechnol, Vol. 11, PP. 4424-4429, 2011
43-Rama Bhusal, Cheol-Heon Yea, Waleed Ahmed El-Said, Hyuncheol Kim and Jeong-Woo Choi , Detection of the Effect of Environmental Toxicants on the Synthetic Peptide Modified Neural Cell Chip, Nanosci. Nanotechnol, Vol .11, PP. 4605-4610, 2011
44-Mi Jung, Waleed Ahmed El-Said and Jeong-Woo Choi, Fabrication of Nanoconcave Surface for Cell immobilization in Cell–based Chip, Nanosci. Nanotechnol, Vol.11, PP.4205-4209, 2011
45-Mi Jung, Waleed Ahmed El-Said and Jeong-Woo Choi , Fabrication of gold nanodot arrays on a transparent substrate as a nanobioplatform for label-free visualization of living cells, Nanotechnology, 2011
46-Junhong Min, Cheol-Heon Yea, Waleed Ahmed El-Said, Jeong-Woo Choi, The Application of Cell Based Biosensor and Biochip for Environmental Monitoring. Atmospheric and Biological Environmental Monitoring. Young J. Kim. Ulrich Platt. Man Bock Gu, Hitoshi lwahashi (Eds), PP.261-274, 2011
47-Waleed A. El-Said, Jin-Ho Lee, Byung-Keun Oh, Jeong-Woo Choi, Electrochemical Sensor to Detect Neurotransmitter Using Gold Nano-Island Coated ITO Electrode, J. Nanosci. Nanotechnol., 11, pp. 6539-6543, 2011
48-Waleed Ahmed El-Said, Cheol-Heon Yea, Mi Jung, Hyuncheol Kim and Jeong-Woo Choi, Analysis of effect of nanoporous alumina substrate coated with polypyrrole nanowire on cell morphology based on AFM topography , Ultramicroscopy , Vol. 110, Issue. 6,, PP.676-681, May, 2010
49-Waleed Ahmed El-Said, Tae-Hyung Kim, Hyuncheol Kim, b and Jeong-Woo Choia, Detection of effect of chemotherapeutic agents to cancer cells on gold nanoflower patterned substrate using surface-enhanced Raman scattering and cyclic voltammetry, Biosensors and Bioelectronics, Vol. 26, Issue. 4,, PP.1486-1492, December, 2010
50-Waleed Ahmed El-Said, Jin-Ho Lee, Byung-Keun Oh and Jeong-Woo Choi, 3-D nanoporous gold thin film for the simultaneous electrochemical determination of dopamine and ascorbic acid , Electrochemistry Communications , Vol. 12, Issue. 12,, PP.1756-1759 , December, 2010
51-Waleed Ahmed El-Said, Tae-Hyung Kim, Hyuncheol Kim and Jeong-Woo Choi , Three-dimensional mesoporous gold film to enhance the sensitivity of electrochemical detection, Nanotechnology , Vol. 21, No. 45, 2010
52-Waleed Ahmed El-Said, Tae-Hyung Kim, Hyuncheol Kim, Jeong-Woo Choi, Analysis of Intracellular State Based on Controlled 3D Nanostructures Mediated Surface Enhanced Raman Scattering , plosone Open Access Freely available online, 2010
53-Taek Lee, Waleed Ahmed El-Said, Junhong Min, Byung-Keun Oh, Jeong-Woo Choi,, Verification of surfactant CHAPS effect using AFM for making biomemory device consisting of recombinant azurin monolayer, Ultramicroscopy, Vol. 110, No.6, PP. 712-717, 2010
54-Waleed Ahmed El-Said, Cheol-Heon Yea, Hyunhee Kim, Byung-Keun Oh and Jeong-Woo Choi, Cell-based chip for the detection of anticancer effect on HeLa cells using cyclic voltammetry, Biosensors and Bioelectronics, Vol. 24, Issue. 5, , PP.1259-1265, January, 2009
55-Waleed Ahmed El-Said, Cheol-Heon Yea, Hyunhee Kim, Jeong-Woo Choi., Fabrication of self-assembled RGD layer for cell chip to detect anticancer drug effect on HepG2 cells., Current Applied Physics, 2009
56-Waleed Ahmed El-Said, Cheol-Heon Yea, Il-Keun Kwon & Jeong-Woo Choi., Fabrication of Electrical Cell Chip for the Detection of Anticancer Drugs and Environmental Toxicants Effect., Biochip Journal, Vol.3, No.2, PP.105-112, 2009
57-Waleed Ahmed El-Said, Cheol-Heon Yea, Jeong-Woo Choi, Il-Keun Kwon., Ultrathin polyaniline film coated on an indium–tin oxide cell-based chip for study of anticancer effect., Thin Solid Films, Vol.518, No.2, PP.661-667, 2009
58-Cheol-Heon Yea, Bumhwan Lee, Hyunhee Kim, Sang-Uk Kim, Waleed Ahmed El-Said, Junhong Minc, Byung-Keun Oh and Jeong-Woo Choi., The immobilization of animal cells using the cysteine-modified RGD oligopeptide, Ultramicroscopy, Vol.108, PP.1144– 1147, 2008
الاشراف على رسائل الماجستير و الدكتوراه :
1- أحمد جلال عبد الرحيم رشوان , تأثير التغيرات التركيبية والمورفولوجية المستحثة حرارياُ، والتشعيع بالأشعة الفوق بنفسجية على سلوك التألق الوميضى والأمتصاص الضوئى لمركبات نانومترية من ZnxCd1-xS, ماجستير, 28-02-2016
المشرفون : أ.د/ محمد عبد الحميد عثمان أ.د/ عبد الحميد أبو العدب أبو سحلى د/ وليد أحمد السيد
الجوائز :
1 - جائزة الدولة التشجيعية فى العلوم الكيميائية عام 2016.
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