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thin films (21) 21
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1. Full Text Influence of thickness and annealing on optical constants of Se 82.5 Te 15 Sb 2.5 chalcogenide thin films
by Abdel-Rahim, M.A and Hafiz, M.M and Mahmoud, A.Z
Solid State Sciences, ISSN 1293-2558, 08/2015, Volume 48, pp. 125 - 132
Chalcogenide thin films of Se 82.5 Te 15 Sb 2.5 with different thickness (50-300 nm) are prepared by thermal evaporation technique. Crystalline phases of the... 
X-Ray diffraction (XRD) | Optical properties | Thin film
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2. Full Text Influence of thickness and annealing on optical constants of Se.sub.82.5Te.sub.15Sb.sub.2.5 chalcogenide thin films
by Abdel-Rahim, M.A and Hafiz, M.M and Mahmoud, A.Z
Solid State Sciences, ISSN 1293-2558, 10/2015, Volume 48, p. 125
Chalcogenide thin films of Se.sub.82.5Te.sub.15Sb.sub.2.5 with different thickness (50-300 nm) are prepared by thermal evaporation technique. Crystalline... 
Thin films | Annealing | Dielectric films | Optical properties | Analysis
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3. Full Text Crystallization kinetics and thermal stability in Se
by Abdel-Rahim, M.A and Hafiz, M.M and Mahmoud, A.Z
Phase Transitions, ISSN 0141-1594, 11/2016, Volume 89, Issue 11, pp. 1029 - 1042
Crystallization process of Se 85-x Te 15 Sb x (x = 2.7, 7.5, 10 and 15 at %) chalcogenide glasses has been studied by using differential scanning calorimetry... 
crystallization kinetics | X-ray diffraction (XRD) | scanning electron microscopy (SEM) | Chalcogenide glasses
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4. Full Text Thermal annealing effect on the structure and optical properties of Bi 5Ge40Se55 thin films
by Abdel-Rahim, Farid M and Hafiz, M.M and Alsorory, H
Journal of Alloys and Compounds, ISSN 0925-8388, 09/2013, Volume 570, pp. 76 - 80
Amorphous Bi Ge Se thin films have been deposited by thermal evaporation technique onto chemically cleaned glass substrates. The influence of thermal annealing... 
Thin films | XRD | Thermal annealing | Optical constants
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5. Full Text Study of crystallization kinetics of Se 77.5Te15Sb7.5 glass using isoconversional models
by Abdel-Rahim, M.A and Hafiz, M.M and Mahmoud, A.Z
Phase Transitions, ISSN 0141-1594, 12/2015, Volume 88, Issue 12, pp. 1236 - 1253
X-ray microscopy | differential scanning calorimetry | chalcogenide glasses | electron microscopy | crystallisation kinetics
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6. Full Text Rational structural design of Nile barges
by Shama, M.A and Abdel-Nasser, Y.A and Abdel-Rahim, M.M
Alexandria Engineering Journal, ISSN 1110-0168, 09/2019, Volume 58, Issue 3, pp. 1025 - 1032
This paper has demonstrated the design aspects for inland water units working in the River Nile. The acting loads and stresses induced within the structural... 
Modes of failure | Rational design | Strength estimation | Nile barges
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7. Full Text Composition effect on the pre-crystallization and crystallization characteristics for Se.sub.90-xTe.sub.10Ag.sub.x
by Abdel-Rahim, M.A and Hammam, Mohamed A.S and Abu-Sehly, A.A and Hafiz, M.M
Journal of Alloys and Compounds, ISSN 0925-8388, 12/2017, Volume 728, p. 1346
The pre-crystallization and crystallization characteristics for Se.sub.90-xTe.sub.10Ag.sub.x (where x = 4, 6 and 8 at.%) glasses were studied in this work by... 
Activation energy
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8. Full Text Dispersion and optical properties of thermally deposited Se 91 - XTe9Px (x = 0, 10) films
by Kotb, H. Mahfoz and Abdel-Rahim, Farid M and Hafiz, M.M
Thin Solid Films, ISSN 0040-6090, 09/2014, Volume 566, pp. 54 - 60
Se Te and Se Te P bulk glasses have been prepared by melt-quench technique. The amorphous nature of the as-prepared alloys is confirmed by using X-ray... 
Dispersion parameters | Optical parameters | Chalcogenide glasses
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9. Full Text Study of crystallization kinetics of Se77.5Te15Sb7.5glass using isoconversional models
by Abdel-Rahim, M.A and Hafiz, M.M and Mahmoud, A.Z
Phase Transitions, ISSN 0141-1594, 12/2015, Volume 88, Issue 12, pp. 1236 - 1253
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10. Full Text Dispersion and optical properties of thermally deposited Se.sub.91-xTe.sub.9P.sub.x films
by Kotb, H. Mahfoz and Abdel-Rahim, Farid M and Hafiz, M.M
Thin Solid Films, ISSN 0040-6090, 09/2014, Volume 566, p. 54
Thin films | Optical properties | Analysis | Alloys | Chemical properties | Dielectric films
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11. Influence of thermal annealing on structural and optical properties of se 70 te 15 sb 15 thin films
by Abdel-Rahim, M.A and Hafiz, M.M and Mahmoud, A.Z
Chalcogenide Letters, ISSN 1584-8663, 2015, Volume 12, Issue 5, pp. 263 - 275
X-Ray Diffraction (XRD) | Thin Films | Optical constants | Scanning Electron Microscopy (SEM)
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12. Full Text Thermal annealing effect on the structure and optical properties of Bi.sub.5Ge.sub.40Se.sub.55 thin films
by Abdel-Rahim, Farid M and Hafiz, M.M and Alsorory, H
Journal of Alloys and Compounds, ISSN 0925-8388, 09/2013, Volume 570, p. 76
acents Optical absorption measurements showed that fundamental absorption edge is a function of annealing temperature. acents The films deposited were... 
Thin films | Optical properties | Analysis | Dielectric films
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13. Full Text Influence of annealing on the structure and optical properties of Zn 40Se 60 thin films
by Abdel-Rahim, M.A and Hafiz, M.M and Alwany, A. Elwhab. B
Optics and Laser Technology, ISSN 0030-3992, 2012, Volume 44, Issue 4, pp. 1116 - 1121
Thin films of Zn Se were prepared by the vacuum thermal evaporation technique. The influence of annealed temperature on the structural and optical properties... 
Zn 40Se 60 semiconductors | Structure | Optical properties | semiconductors
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14. Full Text Composition effect on the pre-crystallization and crystallization characteristics for Se90-xTe10Agx
by Abdel-Rahim, M.A and Hammam, Mohamed A.S and Abu-Sehly, A.A and Hafiz, M.M
Journal of Alloys and Compounds, ISSN 0925-8388, 12/2017, Volume 728, pp. 1346 - 1361
The pre-crystallization and crystallization characteristics for Se Te Ag (where x = 4, 6 and 8 at.%) glasses were studied in this work by means of DSC under... 
Chalcogenides | Isoconversional | XRD | Thermal analysis | Fragility index | THIN-FILMS | GLASS-TRANSITION TEMPERATURE | MATERIALS SCIENCE, MULTIDISCIPLINARY | METALLURGY & METALLURGICAL ENGINEERING | ELECTRICAL-PROPERTIES | CHEMISTRY, PHYSICAL | CHALCOGENIDE GLASSES | MECHANICAL-PROPERTIES | THERMAL-ANALYSIS | OPTICAL BAND-GAP | STRUCTURAL RELAXATION | ACTIVATION-ENERGY | SE-TE-AG
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15. Full Text Influence of thickness and annealing on optical constants of Se82.5Te15Sb2.5 chalcogenide thin films
by Abdel-Rahim, M.A and Hafiz, M.M and Mahmoud, A.Z
Solid State Sciences, ISSN 1293-2558, 10/2015, Volume 48, pp. 125 - 132
Chalcogenide thin films of Se Te Sb with different thickness (50–300 nm) are prepared by thermal evaporation technique. Crystalline phases of the deposited... 
X-Ray diffraction (XRD) | Optical properties | Thin film | PHYSICS, CONDENSED MATTER | BEHAVIOR | ELECTRICAL-PROPERTIES | CHEMISTRY, PHYSICAL | GLASSES | DEPENDENCE | CHEMISTRY, INORGANIC & NUCLEAR | CRYSTALLIZATION KINETICS | AMORPHOUS-SEMICONDUCTORS | GAP | REFRACTIVE-INDEX | Chalcogenides | Thin films | Annealing | X-ray diffraction | Mathematical models | Dispersions | Crystallinity | Film thickness
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16. Full Text Thermal annealing effect on the structure and optical properties of Bi5Ge40Se55 thin films
by Abdel-Rahim, Farid M and Hafiz, M.M and Alsorory, H
Journal of Alloys and Compounds, ISSN 0925-8388, 09/2013, Volume 570, pp. 76 - 80
Amorphous Bi Ge Se thin films have been deposited by thermal evaporation technique onto chemically cleaned glass substrates. The influence of thermal annealing... 
Thin films | XRD | Thermal annealing | Optical constants | PHOTOCONDUCTIVITY | AMORPHOUS SEMICONDUCTORS | MATERIALS SCIENCE, MULTIDISCIPLINARY | METALLURGY & METALLURGICAL ENGINEERING | ELECTRICAL-PROPERTIES | CHEMISTRY, PHYSICAL | GE-SE | GLASSES | DEPENDENCE | GAP | SYSTEMS | Beams (radiation) | Annealing | Optical properties | Alloys | Constants | Dispersions | Crystal structure
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17. Full Text New combination of non-isothermal kinetics-revealing methods: Study of Se90Te10 powders with heterogeneous particle sizes and shapes
by Hammam, Mohamed A. S and Abdel-Rahim, M.A and Hafiz, M.M and Abu-Sehly, A.A
Journal of Thermal Analysis and Calorimetry, ISSN 1388-6150, 06/2017, Volume 128, Issue 3, pp. 1391 - 1405
Chalcogenides | New method | Generalized Šesták–Berggren function | Non-isothermal conditions | Thermal analysis | Variant activation energy
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18. Full Text Influence of annealing temperature on the structural and optical properties of As30Te70 thin films
by Abd-Elnaiem, A.M and Mohamed, M and Hassan, R.M and Abu-Sehly, A.A and Abdel-Rahim, M.A and Hafiz, M.M
Materials Science-Poland, ISSN 2083-1331, 07/2017, Volume 35, Issue 2, pp. 335 - 345
Chalcogenide glasses have attracted much attention largely due to their interesting physical and chemical properties. Though few published articles exist on... 
optical parameters | chalcogenide glasses | thermal evaporation | As-Te system | structural | thin films | CRYSTALLIZATION | MATERIALS SCIENCE, MULTIDISCIPLINARY | HEAT-TREATMENT | AS-TE GLASSES | PRESSURE | ORDER | SPECTROSCOPY | COMPOSITIONAL DEPENDENCE | AS2TE3 | AMORPHOUS-SEMICONDUCTORS | REFRACTIVE-INDEX
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19. Full Text Role of pet dogs in transmitting zoonotic intestinal parasites in Egypt
by Ibrahim, M.A and Gihan, K.A and Aboelhadid, S.M and Abdel-Rahim, M.M
Asian Journal of Animal and Veterinary Advances, ISSN 1683-9919, 2016, Volume 11, Issue 6, pp. 341 - 349
Feces | Parasites | Humans | Pet | Dogs
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20. Full Text Crystallization kinetics of overlapping phases in Se70Te15Sb15 using isoconversional methods
by M.A.Abdel-Rahim M.M.Hafiz A.Z.Mahmoud
自然科学进展：英文版, ISSN 1002-0071, 2015, Volume 25, Issue 2, pp. 169 - 177
The crystallization kinetics of Se70Te15Sb15 chalcogenide glass was studied by Differential Scanning Calorimetry(DSC) under non-isothermal conditions. This... 
Chalcogenides | glasses | Scanning | Differential | Microscopy | diffraction | Electron | X-ray | Calorimetry(DSC) | X-ray diffraction | Differential Scanning Calorimetry (DSC) | Electron Microscopy | Chalcogenides glasses | GLASS | TRANSFORMATION | NONISOTHERMAL CRYSTALLIZATION | ALLOYS | MATERIALS SCIENCE, MULTIDISCIPLINARY | APPLICABILITY | ACTIVATION-ENERGY | THERMAL-ANALYSIS
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