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  1. Caroline R. Kwawu, Richard Tia, Evans Adei, Nelson Y. Dzade, Richard A. Catlow, Nora H. de Leeuw. Effect of nickel monolayer deposition on the structural and electronic properties of the low Miller indices of (bcc) iron: A DFT study. Applied Surface Science 400 (2017), 293 - 303. DOI: 10.1016/j.apsusc.2016.12.187
  2. Ernest Opoku, Richard Tia, and Evans Adei (2016) [3 + 2] versus [2 + 2] Addition: A Density Functional Theory Study on the Mechanistic Aspects of Transition Metal-Assisted Formation of 1,2-Dinitrosoalkanes. Journal of Chemistry, vol. 2016. DOI:10.1155/2016/4538696
  3. Mary Mensah, Evans Elikem Amepetey, Richard Tia and Evans Adei (2016) 1,3-Dipolar [3 + 2] cycloaddition reactions of N,C,C-trisubstituted nitrones with ring-acceptor methylenecyclopropanes: A computational study SpringerPlus 5:2072 DOI: 10.1186/s40064-016-3758-0
  4. Evans Fosu, Richard Tia and Evans Adei (2016) Mechanistic studies on Diels-Alder [4 + 2] cycloaddition reactions of α,β-substituted cyclobutenones: Role of substituents in regio- and stereoselectivity. Tetrahedron72(50), 8261-8273. http://dx.doi.org/10.1016/j.tet.2016.10.063
  5. Issahaku Ahmed, Richard Tia and Evans Adei (2016) A quantum chemical study of the mechanisms of olefin addition to group 9 transition metal dioxo compounds. SpringerPlus 5:867. DOI: 10.1186/s40064-016-2582-x
  6. Albert Aniagyei, Richard Tia and Evans Adei (2016) A computational study of the addition of ReO3L (L = Cl−,
    CH3, OCH3 and Cp) to ethenone. SpringerPlus 5:354. DOI: 10.1186/ s40064-016-2012-0
  7. Joel B. Awuah,   Nelson Yaw Dzade,   Richard Tia,   Evans Adei,   Bright Kwakye-Awuah,   C Richard A Catlow and   Nora Henriette de Leeuw (2016) Density Functional Theory Study of Arsenic Immobilization by Al(III)-modified zeolite Clinoptilolite.Phys.Chem.Chem.Phys., 2016,18, 11297-11305. DOI: 10.1039/C6CP00190D
  8. Richard Tia, Evans Adei, Joseph Baidoo and Juliana Edor (2016) Quantum Chemical Study of the Mechanisms of Oxidation of Ethylene by Molybdyl and Tungstyl Chloride. J. Chem. Sci. doi: 10.​1007/​s12039-016-1065-5
  9. Issahaku Ahmed, Richard Tia and Evans Adei (2016) Exploring the Peri-, Chemo-, and Regio-selectivity of Addition of Technetium Metal Oxides of the Type TcO3L (L = Cl-, O-, OCH3, CH3) to Substituted Ketenes: A DFT computational Study. Canadian Journal of Chemistry …DOI: 10.1139/cjc-2015-0295
  10.  Issahaku Ahmed, Richard Tia, Evans Adei. Exploring the Peri-, Chemo-, and Regio-Selectivity of Addition of Manganese Metal Oxides MnO3L (L = Cl-, O-, OCH3, CH3) to Substituted Ketenes: A Computational Study Inorg. Chim. Acta. 441C, pp. 57-66, DOI: 10.1016/j.ica.2015.11.006
  11. Issahaku Ahmed, Richard Tia, Evans Adei (2015) A Density Functional Theory Study of the Mechanisms of Addition of Transition Metal Oxides ReO3L (L = Cl-, O-, OCH3, CH3) to Substituted Ketenes. Journal of Theoretical and Computational Chemistry 4(5), 155035 (29 pages ) DOI: 10.1142/S0219633615500352

  12. Richard Tia, Jacob Amevor and Evans Adei (2014) Computational  Studies  of  1,3-Dipolar  [3  +  2]-Cycloaddition  Reactions  of Fullerene-C60 with Nitrones. J. Theor. Comput. Sci 1 (4), 1-6

  13. Richard Tia, Eyram Asempa and Evans Adei (2014) Computational Studies of the Reactivity, Regio-Selectivity and Stereo-Selectivity of Pericyclic Diels-Alder Reactions of Substituted Cyclobutenones . J. Theor. Comput. Sci. 1(3), 1-12

  14. Albert Aniagyei, Richard Tia and Evans Adei (2013) A theoretical study of the mechanisms of oxidation of ethylene by manganese oxo complexes. Dalton Trans.  2013, 42 (40), 14411 – 14423. DOI: 10.1039/C3DT51700D.

  15. Albert Aniagyei, Richard Tia and Evans Adei (2013) A density functional theory study of the mechanisms of oxidation of ethylene by rhenium oxide complexes. Dalton Trans. 42, 10885-10897

  16. Albert Aniagyei, Richard Tia and Evans Adei (2013) A density functional theory study of the mechanisms of oxidation of ethylene by technetium oxo complexes. Comp. Theor. Chem.1009, 70-80. DOI: 10.1016/j.comptc.2013.01.006

  17. Richard Tia and Evans Adei. [3+2] versus [2+2] Addition of Metal Oxides Across C=C Bonds: A Theoretical Study of the Mechanisms of Oxidation of Ethylene by Osmium Oxide Complexes. Comp. Theor. Chem. 977(2011), 140 - 147 DOI: 10.1016/j.comptc.2011.09.027
  18. Richard Tia and Evans Adei. Computational Studies of the Mechanistic Aspects of Olefin Metathesis Reactions Involving Metal Oxo-alkylidene Complexes. Comp. Theor. Chem. 971(2011), 8-18  DOI: 10.1016/j.comptc.2011.05.032
  19. Richard Tia and Evans Adei (2011) Computational Studies of the Mechanisms of Organometallic Reactions: Unveiling Elusive Mechanistic Details of Organometallic  Reactions. VDM Publishing House, Saabruken ( A monograph)
  20. Richard Tia and Evans Adei (2010). Density Functional Theory Studies of the Mechanistic Aspects of Olefin Metathesis Reactions. Dalton Trans. 39, 7575-7587,  DOI: 10.1039/c002245d
  21. Richard Tia and Evans Adei (2009) Density Functional Theory Study of   the Mechanisms of Oxidation of Ethylene by Chromyl Chloride. Inorg. Chem., 48(23), 11434-11443, DOI: 10.1021/ic901648y