Browsing by Author "Onyancha, Douglas"

Title: 1-(4-Ferrocenylphenyl)-3-methylimidazolium iodide monohydrate Author: Onyancha, Douglas; Cedric McCleland; Thomas Gerber; Eric Hosten; Peter Mayer Date: 2010

Title: Analysis of Technology Adoption by the SMEs/Artisan in Leather Products Manufacturing Processes in Kenya Author: Mutinda, Solomon S.; Onyancha, Douglas; Peter, Muchiri N. Date: 2019-10-02

Title: Assessment of Terrestrial Radioactivity Distribution in Olkaria Geothermal Field, Kenya Author: Namaswa, Solomon Wangila; Mariita, Nicholas Obuya; Onyancha, Douglas; Kananu, Judith Date: 2018-04-05

Title: Assessment of the Quality of Leather Footwear for School Children made by SMEs in Kariokor Kenya Author: Onyancha, Douglas; Magut, Paul Sang; Mesa, Janet W. Date: 2019-07

Title: Biosorption studies of lead and copper using rogers mushroom biomass ‘Lepiota hystrix’ Author: Kariuki, Zacharia; Kiptoo, Jackson; Onyancha, Douglas Date: 2017-02-20

Title: Determination of Tannin Content in Banana (Musa spp) Midribs: a Comparative Study Author: Wangui, James Kihara; Onyancha, Douglas; Ongarora, Benson Date: 2023-02

Title: Determination of Tannin Content in Banana (Musa spp) Midribs: a Comparative Study Author: Wangui, James K.; Onyancha, Douglas; Ongarora, Benson Date: 2023-11

Title: Empirical Study of Productivity KPIs’ In a Tannery Industry: Case Study. Author: Evaline, NtakiraJ.; Muchiri, Peter Ng’ang’a; Onyancha, Douglas Date: 2018-07-26

Title: Evaluation of the Physical Properties of Goatskins Tanned using Banana (Musa spp.) Leaf Midrib Tannins Author: Wangui, James K.; Ongarora, Benson; Onyancha, Douglas Date: 2024-01

Title: Geochemical Mapping of Sulfur Within Olkaria Geothermal Field, Kenya Author: Magut, Paul Sang; Muhanga, Joel Joseph; Onyancha, Douglas Date: 2021-04

Title: Impact Assessment of a Facility Layout on Manufacturing Cycle Time and Throughput: A Case Study of a Tannery in Central Kenya. Author: P. N., Wangari; Muchiri, Peter Ng’ang’a; Onyancha, Douglas Date: 2018-09

Title: Investigation of clay minerals (Kaolinite and halloysite) as a green leather tanning agent Author: Maina, Nelly; Onyancha, Douglas; Sang, Paul Date: 2023-04

Title: Investigation of Clay Minerals – Vegetable Tanning as An Alternative Method to Chrome Tanning Author: Maina, Nelly; Onyancha, Douglas; Sang, Paul Date: 2023-11

Title: Investigation of Performance of Nano Silica Cement Additive on Sulphate Attack In Geothermal Wells Author: G. N., Luswata; Onyancha, Douglas; Thuo, J.N. Date: 2023

Title: Investigation of the Quality of Footwear produced by SMEs: Case study of Kariokor market, Nairobi Author: Onyancha, Douglas; Magut, Paul Sang; Mesa, Janet W. Date: 2019-12

Title: Kinetic and Isotherm Modelling of adsorption of Cr 3+ metal ions from Tannery wastewater on to unmodified and acid-modified Arabica coffee husks biosorbents Author: Oloo, Charles Owino; Onyancha, Douglas; Muthakia, Gerald Kanyago; Nthiga, Esther Wanja Date: 2024-02

Title: Modeling H2S Dispersion from Proposed Menengai Geothermal Powerplant Author: Nyairo, Beatrice; Onyancha, Douglas Date: 2018-12-03

Title: Pre-Treatment and Characterization of Cathode Active Material from Spent Lithium-IoN Batteries Author: Obaje, Alfred; Onyancha, Douglas; Mirie, Samuel Date: 2023-12

Title: Synthesis, Characterisation and X-Ray Structure of Ferrocenyl N-Heterocyclic Carbene Complexes of Rhodium(I) Author: Onyancha, Douglas; Cedric, McCleland; Gerber, Thomas Date: 2016

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