Prof. Ishenkumba Albert Kahwa

Research Interests

• Asbestos usage and pollution in Jamaica/Caribbean: public, occupational and environmental health impact and policy lessons
• Science-technology-developement policy
• Syntheses, structure and luminescence spectroscopy of rare earth nanoclusters, their interactions with quantum dots, potential applications in diagnostic and therapeutic biomedicine and catalysis

Membership

• Ja. Soc. of Scientists & Tech.

Citations

Book, Whole

• Kahwa, Ishenkumba A.,, Reid, Howard O.. The asbestos problem in Jamaica
• Hickling, Frederick W., Kahwa, Ishenkumba A., Munroe, Trevor, Shepherd, Verene, Wint, Alvin G. . Strategic challenges confronting UWI Mona: An analysis & response

Book, Chapter

• Kahwa, Ishenkumba. Contemporary ethical dynamics in the physical sciences
• Kahwa, Ishenkumba A.. Hazardous materials inside and outside the work place environment
• Kahwa, Ishenkumba A.. Novel concepts in biomedical diagnostics and therapeutics
• McIntosh, Nadine N., Kahwa, Ishenkumba A.. One pot activation, reduction and coupling of CO2 in the presence of lanthanide(III) ions [Abstract only]
• Chin, A., Howe, Andrea, Fiddler, Frederick, Lalor, Gerald C., Vutchkov, Mitko K., Thompson, Marlon K., Kahwa, Ishenkumba A.. Analysis of lanthanides using XRF spectroscopy[Abstract]
• Vutchkov, Mitko K., Lalor, Gerald C., Allsworth-Jones, Philip, Bailey, Wilma R. , Greenaway, Alan, Hyslop, Eric J., Kahwa, Ishenkumba A., Robinson, E.N.. Applications of the nuclear analytical facilities at ICENS to research in natural sciences

Journal, Article

• McKenzie, S. P., Kahwa, Ishenkumba A.. Novel double helical tetranuclear lanthanide(III) nanoclusters.
• Copeland, Eddia P.,, Kahwa, Ishenkumba A., Mague, Joel T., McPherson, Gary L.. Novel mixed-valence vanadium (iv/v) molecule exhibiting unusual electron delocalization over the [V2O3]3+
• Duncan, Christine A.,, Copeland, Eddia P., Kahwa, Ishenkumba A., Quick, Andrew, Williams, David J.. Unusual formation and crystal structure of a new stable dinuclear vanadium (v) amino-imino-acetal
• Fairman, Richard A.,, Gallimore, Winklet, A., Spence, Kirk V.N., Kahwa, Ishenkumba A.. Guest ion regognition and energy migration/transfer in a supramolecular cubic assembly of tetrakis (rubidium 18-crown-6) tetrachloromanganate (II) species
• Fender, Nicolette S.,, Fronczek, Frank R., John, Vijay, Kahwa, Ishenkumba A., McPherson, Gary L.. Unusual luminescence spectra and decay dynamics in crystalline supramolecular [(A18C6)4MBr4][T1Br4]2 (A = Rb, K; M= 3d element) complexes
• Howell, Robertha C.,, Spence, Kirk V.N., Kahwa, Ishenkumba A., White, Andrew J.P., Williams, David J.. The preparation and crystal and molecular structures of new luminescent Schiff-base complexes featuring coupled lanthanide (III) cations
• Williams, L. A.D. , Howell, Robertha C., Young, Ronald E., Kahwa, Ishenkumba A. . Neuropharmacological actions of some binuclear lanthanide(III) complexes
• Edwards, Selvin H., Kahwa, Ishenkumba A., Mague, Joel T.. 2,2'-lminobis(ethylammonium)phthalate
• Gajadhar-Plummer, Alison S., Kahwa, Ishenkumba A., Mague, Joel T.. N,N'-Ethylenebis(p-toluenesulfonamide)
• Barrett Adams, Dawn M., Kahwa, Ishenkumba A., Mague, Joel T.. One-pot atmospheric carbon dioxide fixation and 'nitric acid' inclusion in the cylindrical micropores of the resulting lanthanide(III) oxalates
• Howell, Robertha C., Spence, Kirk V., Kahwa, Ishenkumba A., Williams, David J.. Structure and luminescence of the neutral dinuclear lanthanide (III) complexes [{Ln(api)}2] {H3api = 2-(2-hydroxyphenyl)-1,3-bis[4-(2-hydroxyphenyl)-3-azabut-3-enyl]-1,3-imidazolidine}
• Barrett Adams, Dawn M., Kahwa, Ishenkumba A., Radüchel, Bernd, White, Andrew J., Williams, David J.. Hydrolytic products of diphthalimidodiethylamine and temperature independent sensitized luminescence of their lanthanide(III) complexes
• Alleyne, Bert D., Hall, Lincoln A., Kahwa, Ishenkumba A., White, Andrew J., Williams, David J.. Comparative study of the luminescence properties of the europium (III) complexes of the squarate, phenylsquarate, and (Diphenylamino)squarate ligands
• Kahwa, Ishenkumba A.,, Fender, Nicolette S., Finegan, S., Miller, Dione, Mitchell, Maureen, Fronczek, Frank R.. Coordination characteristics of divalent, tetrahedral (Td and D2d) tetrahalometalate anions of 3d elements and solid-state 18C6 reorientation
• Reid, Howard O., Kahwa, Ishenkumba A., White, Andrew J., Williams, David J.. Seven-coordinate Mn2+ ions in [Mn(15-crown-5)(H2O2)2]2+ as luminescent probes for dynamic supermolecular events
• Thompson, Marlon K., Vutchkov, Mitko K., Kahwa, Ishenkumba A.. Cooperative process governing formation of small pentanuclear lanthanide(III) nanoclusters and energy transport within and between them
• Fender, Nicolette S., Kahwa, Ishenkumba A.. Defects and luminescence behavior of cubic F23 [(NH4(18-Crown-6)(4)MnX4] [TIX4], (X = Cl, Br) crystals
• Kahwa, Ishenkumba A.. Developing world science strategies
• Harris, L.V., Kahwa, Ishenkumba A.. Asbestos: Old foe in 21st century developing countries
• Barrett-Adams, Dawn M.Y.,, Kahwa, Ishenkumba A., Mague, Joel T.. One-pot atmospheric carbon dioxide fixation and 'nitric acid' inclusion in the cylindrical micro-pores of the resulting lanthanide (III) oxalates
• Barrett-Adams, Dawn M.Y.,, Kahwa, Ishenkumba A., Williams, David J.. Formylation versus alkylation of secondary amines in DMF
• Reid, Howard O., Kahwa, Ishenkumba A., Mague, Joel T., McPherson, Gary L.. A linear supramolecular array of {[Mn(H2O)2(15-crown-5)]Br2}n
• Fairman, Richard A.,, Spence, Kirk V.N., Kahwa, Ishenkumba A.. A simple liquid nitrogen gas-flow cryostat for variable temperature laser luminescence studies
• Fender, Nicolette S.,, Kahwa, Ishenkumba A., White, Andrew J.P., Williams, David J.. Extraordinary bromide anion templated self-assembly of the [{Na(15-crown-5)}4Br]3+ trication
• Kahwa, Ishenkumba A.. The need for a stronger Jamaica-Science/Technology-entrepreneurship 'coupling constant'
• Singh-Wilmot, Marvadeen A., Kahwa, Ishenkumba A., Lough, A.J., Lough, J.. Bis(mu-2,6-diformyl-4-methylphenolato)bis[bis(2,6-diformyl-4-methylphenolato)neodymium(III)]
• Singh-Wilmot, Marvadeen A., Kahwa, Ishenkumba A., Lough, A.J.. Octaaquatetrakis(mu(2)-2,6-diformyl-4-methylphenolato)tetra-mu(3)-hydroxo-tetraneodymium(III) trifluoromethanesulfonate butanol disolvate tetrahydrate
• Richards-Johnson, Roxan U., Kahwa, Ishenkumba A.. Syntheses, structures and luminescece of novel hexanuclear lanthanide (III) complexes [Abstract]
• McKenzie, S.P., Kahwa, Ishenkumba A. . Double helical lanthanide(III) clusters [Abstract]
• Kahwa, Ishenkumba A. , Singh-Wilmot, Marvadeen A.. Electronic interactions in lanthanide nanoclusters [Abstract]
• Reid, Howard O., Kahwa, Ishenkumba A., White, Andrew J., Williams, David J.. Intense photosensitized emission from stoichiometric compounds featuring Mn2+ in seven- and eightfold coordination environments
• Gajadhar-Plummer, Alison S., Kahwa, Ishenkumba A., White, Andrew J., Williams, David J.. One-pot synthesis, structure, and unusual luminescence of novel one-dimensional lanthanide(III) tetramethoxyborates
• McIntosh, Nadine N., Kahwa, Ishenkumba A., Mague, Joel T.. Rare earth crown ether complexes: (15-crown-5)tris(nitrato)praseodymium(III)
• Matthews, Karen D.,, Kahwa, Ishenkumba, A., Johnson, Marie P., Mague, Joel T., McPherson, Gary L.. Lanthanide tetramethoxyborate complexes isolated from reductive amination of 2,6-diformyl-p-cresol
• Matthews, Karen D.,, Kahwa, Ishenkumba A., Williams, David J.. Preparation, structure, and luminescence of dinuclear lanthanide complexes of a novel imine-amine phenolate macrocycle
• Fender, Nicolette S., Kahwa, Ishenkumba A.. Defects and luminescence behaviour of cubic F23 [NH4(18-Crown-6))4MnX4] [TlX4]2 (X = Cl, Br) crystals
• Barrett-Adams, Dawn M.Y.,, Kahwa, Ishenkumba A., Mague, Joel T., McPherson, Gary L.. Preparation, crystal structure and unusual proton NMR characteristics of some phthalimides
• Kahwa, Ishenkumba A.,, Parkes, Charmaine C., McPherson, Gary L.. Energy transport in photoexcited crystals of K3[Tb(C2O4)3(H2O].2H20: Transfer from Tb3+ to Nd3+ and Eu3+
• Matthews, Karen D.,, Fairman, Richard A., Johnson, A. H. M., Spence, Kirk V.N., Kahwa, Ishenkumba A., McPherson, Gary L., Robotham, H.. The preparation and luminescence decay dynamics of coupled heterolanthanide (III) cations in dinuclear Schiff-base complexes
• Kahwa, Ishenkumba, A.,, Miller, Dione, Mitchell, Maureen. Structure of the thallium-rich comples [(T118-crown-6)4CuBr4][TlBr4]2
• Richards-Johnson, Roxan U., Kahwa, Ishenkumba A., Lough, A.J.. Aqua[N,N ',N '',N '''-tetrakis(2-hydroxyethyl)-1,4,7,10-tetrazacyclododecane-kappa N-4]neodymium(III) tris(perchlorate) 1.25-hydrate
• Howell, Robertha C., Edwards, S.H., Gajadhar-Plummer, A.S., Kahwa, Ishenkumba A., McPherson, G.L., Mague, J.T., White, A.J.P., Williams, D.J.. Phthalimides: Supramolecular interactions in crystals, hypersensitive solution H-1-NMR dynamics and energy transfer to europium(III) and terbium(III) states
• Thompson, Marlon K., Lough, A.J., White, A.J.P., Williams, D.J., Kahwa, Ishenkumba A.. Formation of two diverse classes of poly(amino-alkoxide) chelates and their mononuclear and polynuclear lanthanide(III) complexes
• Edwards, Selvin H., Kahwa, Ishenkumba A., Mague, Joel T.. Ethylenediammonium phthalate
• Reid, Howard O.,, Kahwa, Ishenkumba A., White, Andrew J.P., Williams, David J.. Intense photosensitized emission from stoichiometric compounds featuring Mn2+ in seven- and eightfold coordination environments
• Reid, Howard O.,, Kahwa, Ishenkumba A.. Potential public health problems of asbestos in Jamaica
• Richards-Johnson, Roxan U., Kahwa, Ishenkumba A. . Novel hexanuclear lanthanide (III) complexes: Syntheses, structures and luminescence [Abstract]
• Gajadhar-Plummer, Alison S., Kahwa, Ishenkumba A., White, Andrew J., Williams, David J.. Chemistry of rare earth hypocoordinate oxocluster cations: Formation of novel oxoacetate

Abstract

• Kahwa, Ishenkumba A.. Asbestos: Lessons and perspectives from Jamaica

Conference Proceedings

• Dawkins, Tanneika N., Kahwa, Ishenkumba A.. Syntheses of novel dinuclear lanthanide(III) complexes of an asymmetric amine-imine ligand [Abstract]
• McKenzie, S. P., Kahwa, Ishenkumba A.. Novel polynuclear rare earth schiff base complexes
• Richards-Johnson, Roxan U., Kahwa, Ishenkumba A.. Synthesis, structure and luminescence of a novel hexanuclear lanthanide (III) complex