Trosolwg
Microstrwythur ac Esblygiad Gwead
Mecanweithiau Anffurfiad
Prosesu Thermofecanyddol
Trawsnewid Cyfnod
Eiddo Strwythur/Nodwedd
Metelau Ysgafn (Ti ac Mg)
Deunyddiau Niwclear (GEN-III a GEN-IV)
EBSD
Modelu Elfen Gyfyngedig Plastigrwydd Crisial
Dr Leo Prakash
Uwch-ddarlithydd
Materials Science and Engineering
Swyddfa Academaidd - A209
Ail lawr
Adeilad Dwyreinol Peirianneg
Campws y Bae
Ail lawr
Adeilad Dwyreinol Peirianneg
Campws y Bae
Ar gael ar gyfer Goruchwyliaeth Ôl-raddedig
Dolenni Ymchwil
Cyhoeddiadau
Uchafbwyntiau Ymchwil
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Savarimuthu, S., Prakash, D., Thomas, S., Gandhi, T., & Prakash, L. (2018). DBU‐Mediated Intermolecular 5‐exo‐dig Cyclization of PropargylAlcohols and Carbon Disulfide to [1,3]‐Oxathiole‐2‐thiones. ChemistrySelect, 3(46), 13087-13090.
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Savarimuthu, S., Thankappan, H., Thomas, S., Prakash, D., & Prakash, L. (2018). Sodium Tertiary Pentoxide: A Mild and Efficient Base to Make C-C Bond between Acetylenes and Aldehydes (or) Ketones Producing Propargyl Alcohols. ChemistrySelect, 3(29), 8479-8482.
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Savarimuthu, S., Thomas, S., Prakash, D., Gandhi, T., & Prakash, L. (2016). LiOtBu Promoted 5-Exo-dig Cyclization of Propargyl Alcohols and Isocyanates for the Synthesis of Multisubstituted 3H-Oxazol-2-ones and Oxazolidin-2-ones. ChemistrySelect, 1(9), 2035-2039.
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Krishna, K., Prakash, L., Timár, G., Fitzner, A., Srivastava, D., Saibaba, N., Fonseca, J., Dey, G., & Preuss, M. (2016). The effect of loading direction and Sn alloying on the deformation modes of Zr: An in-situ neutron diffraction study. Materials Science and Engineering: A, 650, 497-509.
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Fitzner, A., Prakash, L., Fonseca, J., Thomas, M., Zhang, S., Kelleher, J., Manuel, P., & Preuss, M. (2016). The effect of aluminium on twinning in binary alpha-titanium. Acta Materialia, 103, 341-351.
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Prakash, L., Preuss, M., Dahlbäck, M., & Fonseca, J. (2015). Microstructure and texture evolution during thermomechanical processing of β-quenched Zr. Acta Materialia, 88, 389-401.
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Mani Krishna, K., Leo Prakash, D., Srivastava, D., Saibaba, N., Quinta da Fonseca, J., Dey, G., Preuss, M., & Prakash, L. (2015). Influence of Sn on Deformation Mechanisms During Room Temperature Compression of Binary Zr–Sn Alloys. Zirconium in the Nuclear Industry: 17th Volume, 138-158.
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Antony Savarimuthu, S., Leo Prakash, D., Augustine Thomas, S., & Prakash, L. (2014). Nucleophilic substitution of propargyl alcohols with aliphatic alcohols, aliphatic amines and heterocycles catalyzed by 4-nitrobenzenesulfonic acid: A scalable and metal-free process. Tetrahedron Letters
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Fitzner, A., Leo Prakash, D., Quinta da Fonseca, J., Preuss, M., Thomas, M., Zhang, S., Kelleher, J., & Prakash, L. (2013). The Effect of Aluminium on Deformation and Twinning in Alpha Titanium: The 45° Case. Materials Science Forum, 765, 549-553.
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Leo Prakash, D., Honniball, P., Rugg, D., Withers, P., Quinta da Fonseca, J., Preuss, M., & Prakash, L. (2013). The effect of β phase on microstructure and texture evolution during thermomechanical processing of α+β Ti alloy. Acta Materialia, 61(9), 3200-3213.
Holl Ymchwil
Erthyglau Cylchgronau
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Savarimuthu, S., Prakash, L., Thomas, S., Gandhi, T., & Bera, M. (2020). Highly Z-selective synthesis of 1,3-oxathiol-2-ylidenes and 4-methylene-oxazolidine-2-thiones via atom-specific 5-exo-dig cyclization of propargyl alcohol with isothiocyanate. Organic & Biomolecular Chemistry, 18(18), 3552-3562.
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Simm, T., Das, Y., Forsey, A., Gungor, S., Fitzpatrick, M., Prakash, L., Moat, R., Birosca, S., Fonseca, J., & Perkins, K. (2020). The τ-plot, a multicomponent 1-D pole figure plot, to quantify the heterogeneity of plastic deformation. Materials Characterization, 160, 110114
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Savarimuthu, S., Prakash, D., Thomas, S., Gandhi, T., & Prakash, L. (2018). DBU‐Mediated Intermolecular 5‐exo‐dig Cyclization of PropargylAlcohols and Carbon Disulfide to [1,3]‐Oxathiole‐2‐thiones. ChemistrySelect, 3(46), 13087-13090.
-
Savarimuthu, S., Thankappan, H., Thomas, S., Prakash, D., & Prakash, L. (2018). Sodium Tertiary Pentoxide: A Mild and Efficient Base to Make C-C Bond between Acetylenes and Aldehydes (or) Ketones Producing Propargyl Alcohols. ChemistrySelect, 3(29), 8479-8482.
-
Savarimuthu, S., Thomas, S., Prakash, D., Gandhi, T., & Prakash, L. (2016). LiOtBu Promoted 5-Exo-dig Cyclization of Propargyl Alcohols and Isocyanates for the Synthesis of Multisubstituted 3H-Oxazol-2-ones and Oxazolidin-2-ones. ChemistrySelect, 1(9), 2035-2039.
-
Fitzner, A., Prakash, L., Fonseca, J., Thomas, M., Zhang, S., Kelleher, J., Manuel, P., & Preuss, M. (2016). The effect of aluminium on twinning in binary alpha-titanium. Acta Materialia, 103, 341-351.
-
Krishna, K., Prakash, L., Timár, G., Fitzner, A., Srivastava, D., Saibaba, N., Fonseca, J., Dey, G., & Preuss, M. (2016). The effect of loading direction and Sn alloying on the deformation modes of Zr: An in-situ neutron diffraction study. Materials Science and Engineering: A, 650, 497-509.
-
Prakash, L., Preuss, M., Dahlbäck, M., & Fonseca, J. (2015). Microstructure and texture evolution during thermomechanical processing of β-quenched Zr. Acta Materialia, 88, 389-401.
-
Mani Krishna, K., Leo Prakash, D., Srivastava, D., Saibaba, N., Quinta da Fonseca, J., Dey, G., Preuss, M., & Prakash, L. (2015). Influence of Sn on Deformation Mechanisms During Room Temperature Compression of Binary Zr–Sn Alloys. Zirconium in the Nuclear Industry: 17th Volume, 138-158.
-
Antony Savarimuthu, S., Leo Prakash, D., Augustine Thomas, S., & Prakash, L. (2014). Nucleophilic substitution of propargyl alcohols with aliphatic alcohols, aliphatic amines and heterocycles catalyzed by 4-nitrobenzenesulfonic acid: A scalable and metal-free process. Tetrahedron Letters
-
Fitzner, A., Leo Prakash, D., Quinta da Fonseca, J., Preuss, M., Thomas, M., Zhang, S., Kelleher, J., & Prakash, L. (2013). The Effect of Aluminium on Deformation and Twinning in Alpha Titanium: The 45° Case. Materials Science Forum, 765, 549-553.
-
Leo Prakash, D., Honniball, P., Rugg, D., Withers, P., Quinta da Fonseca, J., Preuss, M., & Prakash, L. (2013). The effect of β phase on microstructure and texture evolution during thermomechanical processing of α+β Ti alloy. Acta Materialia, 61(9), 3200-3213.
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Obasi, G., Birosca, S., Prakash, D., Fonseca, J., Preuss, M., Birosca, S., & Prakash, L. (2012). The influence of rolling temperature on texture evolution and variant selection during α→β→α phase transformation in Ti–6Al–4V. Acta Materialia, 60(17), 6013-6024.
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Obasi, G., Moat, R., Leo Prakash, D., Kockelmann, W., Quinta da Fonseca, J., Preuss, M., & Prakash, L. (2012). In situ neutron diffraction study of texture evolution and variant selection during the α→β→α phase transformation in Ti–6Al–4V. Acta Materialia, 60(20), 7169-7182.
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Obasi, G., Moat, R., Leo Prakash, D., Kockelmann, W., Quinta da Fonseca, J., Preuss, M., & Prakash, L. (2011). In-Situ Observation on the Influence of ß Grain Growth on Texture Evolution during Phase Transformation in Ti-6A-4V. Materials Science Forum, 702-703, 854-857.
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Vorster, W., Van Der Watt, M., Venter, A., Oliver, E., Leo Prakash, D., Korsunsky, A., & Prakash, L. (2011). Influence of Quenchant Hydrodynamics and Boiling Phase Incipient Temperature Shifts on Residual Stress Formation. Heat Transfer Engineering, 30(7), 564-573.
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Leo Prakash, D., Ding, R., Moat, R., Jones, I., Withers, P., Fonseca, J., Preuss, M., & Prakash, L. (2010). Deformation twinning in Ti-6Al-4V during low strain rate deformation to moderate strains at room temperature. Materials Science and Engineering: A, 527(21-22), 5734-5744.
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Preuss, M., Quinta da Fonseca, J., Allen, V., Leo Prakash, D., Daymond, M., & Prakash, L. (2010). Twinning in structural material with a hexagonal close-packed crystal structure. The Journal of Strain Analysis for Engineering Design, 45(5), 377-390.
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Leo Prakash, D., Walsh, M., Maclachlan, D., Korsunsky, A., & Prakash, L. (2009). Crack growth micro-mechanisms in the IN718 alloy under the combined influence of fatigue, creep and oxidation. International Journal of Fatigue, 31(11-12), 1966-1977.
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Leo Prakash, D., Regener, D., Vorster, W., & Prakash, L. (2009). Effect of position on the tensile properties in high-pressure die cast Mg alloy. Journal of Alloys and Compounds, 470(1-2), 111-116.
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Leo Prakash, D., Regener, D., & Prakash, L. (2009). Effect of long term annealing on the microstructure and tensile properties of hpdc AZ91 Mg alloy. Journal of Alloys and Compounds, 467(1-2), 271-277.
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Leo Prakash, D., Regener, D., Vorster, W., & Prakash, L. (2008). Effect of long term annealing on the microstructure of hpdc AZ91 Mg alloy: A quantitative analysis by image processing. Computational Materials Science, 43(4), 759-766.
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Leo Prakash, D., Regener, D., & Prakash, L. (2008). Micro–macro interactions and effect of section thickness of hpdc AZ91 Mg alloy. Journal of Alloys and Compounds, 464(1-2), 133-137.
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Leo Prakash, D., Regener, D., Vorster, ., & Prakash, L. (2008). Microscopic failure modes of hpdc AZ91HP magnesium alloy under monotonic loading. Materials Science and Engineering: A, 488(1-2), 303-310.
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Leo Prakash, D., Regener, D., & Prakash, L. (2008). Quantitative characterization of Mg17Al12 phase and grain size in HPDC AZ91 magnesium alloy. Journal of Alloys and Compounds, 461(1-2), 139-146.
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Leo Prakash, D., Vorster, W., Zhang, S., Korsunsky, A., & Prakash, L. (2008). A Study of Residual Elastic Strain Distribution in an AZ91 Mg Alloy Bar Loaded in Four Point Bending. Materials Science Forum, 571-572, 113-118.
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Korsunsky, A., Song, X., Belnoue, J., Leo Prakash, D., Dini, ., Walsh, M., & Prakash, L. (2007). Modeling Crack Initiation and Propagation in Nickel Base Superalloys. Key Engineering Materials, 348-349, 53-56.
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Leo Prakash, D., Regener, D., & Prakash, L. (2006). Quantitative Characterization of Pore Arrangement in Pore Bands in Pressure Die Cast AZ91 Magnesium Alloy by Image Processing. Materials Science Forum, 514-516, 1477-1482.
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Leo Prakash, D., Regener, D., & Prakash, L. (2005). 2D Quantitative Characterization of Microstructural Inhomogeneities in the Pressure Die Cast AZ91 Magnesium Alloy. Practical Metallography, 42(11), 555-575.
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Leo Prakash, D., Prasanna, B., Regener, D., & Prakash, L. (2005). Computational microstructure analyzing technique for quantitative characterization of shrinkage and gas pores in pressure die cast AZ91 magnesium alloys. Computational Materials Science, 32(3-4), 480-488.
Penodau Llyfrau
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Prakash, L. (2008). Microstructural Influences on Tensile Properties of hpdc AZ91 Mg Alloy. Micro-Macro-interaction In Structured media and Particle Systems (pp. 19-31). Springer
Goruchwyliaeth
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Effect of Shear Strain on Metal Deformation and Microstructural Evolution (dyfarnwyd 2023)
PhDGoruchwyliwr arall: Dr Amit Das
Modiwlau a Addysgir
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EG-262 Stress Analysis 1
This module continues on from EG-120 or EG-131 and includes: section properties; unsymmetrical bending; stresses in thick cylinders; rotating discs; theories of failure; stress concentration effects; fatigue and linear elastic fracture mechanics.
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EG-391 Microstructure and Characterisation
This module provides an in-depth coverage of quantitative metallographic techniques, and how they can be applied to characterise the microstructures in advanced metallic alloys.
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EG-M343 Microstructure and Characterisation
This module provides an in-depth coverage of quantitative metallographic techniques, and how they can be applied to characterise the microstructures in advanced metallic alloys.