Dr.Kamweru Paul Kuria

Dr.Kamweru Paul Kuria

Senior Lecturer

Email: pkkamweru@chuka.ac.ke

Faculty of Science, Engineering and Technology

Department of Physical Sciences

Biography

Teaching

Outputs

Research/PhD

FIELD OF SPECIALIZATION
Material Scientist

WORK EXPERIENCE
2017-Current – Senior Lecturer, Chuka University
Post-doc/Scientist/ Researcher at Leibniz Institute of Age research Jena
4 years – Lecturer at Chuka University
3 years – Assistant Lecturer at Chuka University
EDUCATION
Dr. rer.nat (Ph.D.) in Biophysics Friedrich Schiller University Jena, Germany
Master of Sciences (Physics) Egerton University
B.Ed. Science (Maths and Physics) Egerton University
KCSE Gathiru-ini Boys Secondary School-Kiambu

COMMUNITY SERVICE
Church Leader, Member of the English Service Committee PCEA JKMC.Physicist Blogger; www.myphysicslink.com

KEY RESEARCH PROJECTS
Ongoing – Polyurethane degradation and Potential Impacts to environment elucidation Kinetochore and Centromeric Chromatin structure elucidation by Modern Spectroscopic Techniques Plastics Degradation: Acceleration of Polyethylene Photo- and Thermal degradation

Publications
1. Kairo N.C., Njagi M.W. & Kamweru P.K. (2021). Teacher’s information communication and technology preparedness for implementation of competency based curriculum in public primary schools in Meru south, Kenya. Accepted (May 2021). JESAR.
2. Muasya A. N., Nixon M. K., Kamweru P. K. (2021). Spinel Ferrites Gas Sensors; A review of sensing parameters, mechanism and the effects of ion substitution. Journal Critical Reviews in Solid State and Materials Sciences.http://dx.doi.org/10.1080/10408436.2021.1935213
3. Gikunda, C., Gitonga, L., & Kamweru, P. (2021). Patient and Health System Related Factors Associated with Non-Adherence to Antihypertensive Medication among Patients at Chuka Referral Hospital, Kenya. Open Journal of Clinical Diagnostics, 11(2), 19-46. DOI: 10.4236/ojcd.2021.112002
4. Mwenda A. K., Kirigia C. Kamweru P.K. and Gitonga L. (2021). Factors affecting health seeking behaviour in hypertensive patients of Imenti North sub county, Kenya. IJCMPH. 8(1). 37-42. DOI: http://dx.doi.org/10.18203/2394-6040.ijcmph20205675
5. Gatwiri J., Kamweru P.K. Kirwa A.T. (2021). Spider Silk. A Natural Marvel of Mechanical and Structural Strength. Accepted by African Journal of Biological Sciences.
6. Kamweru P. K. (2021). Use of Spreadsheets to Teach Physics: Graphic Solutions to Driven Damped Harmonic Oscillation. Under review.
7. Butembu S., Kamweru P. K., Gichumbi J.M., & Ndiritu F.G. (2021). Structural and Morphological Characterization of Aluminum Doped Zinc Cobalt Ferrites Prepared by Sol-Gel Autocombustion Method. Accepted. Journal of Chemical Engineering and Materials Science.
8. Kaleli M.J., Kamweru P. K., Gichumbi J. M. and Ndiritu F. G. (2021). Structural Properties of High Density Polyethylene Matrix Composites Reinforced With Rice Husks Ash. Accepted. Journal of Chemical Engineering and Materials Science.
9. Osamong G. A., Kamweru P. K., Gichumbi J.M., Ngetich W.K. & Ndiritu F.G. (2020). Structural and Morphological Analysis of Copper Doped Magnesium Nickel Ferrite Nanoparticles. Journal Nanosystems, Nanomaterials, Nanotechnologies, 18(4), 939–951. https://doi.org/10.15407/nnn.18.04.939
10. Ndung’u R W., Kamweru P. K., Kirwa A.T. (2021). Electrical potentials in plants. African Journal of Biological Sciences. 3(1). 1-18. https://doi.org/10.33472/AFJBS.3.1.2021.1-18
11. Osamong G. A., Kamweru P. K., Gichumbi J.M., & Ndiritu F.G. (2021). Surface Potential, Fermi Level and Band Gap Energy of Copper Doped Magnesium Nickel Ferrite Nanoparticles. Asian Journal of Nanoscience and Materials. Available online. DOI: 10.26655/AJNANOMAT.2021.1.1
12. Kamweru P. K., Owino O. R. & Mutava G. & (2021). Monitoring Temperature and Humidity using Arduino Nano and Module-DHT11 Sensor with Real Time DS3231 Data Logger and LCD Display. IJERT. 9(12). 416-422
13. Kamweru P.K. and Tindibale E.L. (2021). Plastics; the good the bad and the ugly. International Journal of Physical Sciences.
14. Kamweru P.K. (2021). Imaging from anatomic to molecular and atomic resolution scales: A review. African Journal of Biotechnology. AJB/23.09.16/15696
15. Mwanzia B., Kamweru P.K. (2020). Generating, Rectifying and Stepping Up the Voltage Output of Piezoelectric Plate. IJRP. 56(1). DOI: 10.47119/IJRP100561720201304
16. Mutava G. & Kamweru P. K. (2020). Arduino Uno, Ultrasonic Sensor HC-SR04 Motion Detector with Display of Distance in the LCD. IJERT. 9(5). 936-942.
17. Butembu S., Akou G., Kamweru P. K., Gichumbi J.M. & Ndiritu F.G. (2020). Optical and scanning kelvin probe microscopic characterization of sol-gel synthesized aluminum doped zinc cobalt ferrite nanoparticles. International Journal of Physical Sciences, 15(4), 151-161. https://doi.org/10.5897/IJPS2020:4894
18. Mbatha M. E., Musundi W. S., & Kamweru P. K. (2020). Correlation between Electromagnetic Wave Equation and Einstein Theory of Relativity in Derivation of Schrödinger Equation and Hilbert Space Operators. Journal of Multidisciplinary Engineering Science Studies, 6(3). DOI: 10.6084/m9.figshare.12057987
19. Kaleli M.J., Kamweru P. K., Gichumbi J. M. and Ndiritu F. G. (2020). Characterization of rice husks ash prepared by Open Air burning and Furnace Calcination. Journal of Chemical Engineering and Materials Science. 11(2), 24-30, DOI: 10.5897/JCEMS2020.0348
20. Kanogo D. T. & Kamweru P. K. (2020). Moisture Content and Calorific Value of Solid Waste at Chuka University. International Journal on Research Publications. 49 (1). DOI: 10.6084/m9.figshare.12083220
21. Chepkorir D. & Kamweru P. K. (2020). Thermal Conductivity of Selected Solid Waste Materials determined by Lees’ Disc Method. International Journal on Research Publications. 49 (1). DOI: 10.6084/m9.figshare.12083214
22. Kamweru P. K. (2020). Food Rheology using Dynamic Mechanical Analysis; A short review. International Journal on Research Publications. 44(1). 10.6084/m9.figshare.11854419
23. Odiwour E., Mutunga S., Gitonga Anthony Kanyago & Kamweru P. K. (2020). Effect of Electric Field in the Soil on the Germination and Growth Rate of Rosecoco Beans Plant. Researchjournali’s Journal of Agriculture. 7(1). 10.6084/m9.figshare.11853474
24. Nyaga D.M., Uttam K.N. and Kamweru P. K. (2019). Bioprospecting of Callistemon citrinus Explored for Present Chemical Species Using FTIR. The Pharma Innovation Journal 2019; 8(10): 90-95
25. Mwenda A. K., Gitonga L. and Kamweru P.K. (2019). Lifestyle Modification Strategies Practiced in Management of Hypertensive Patients in Imenti North Sub County, Kenya. J Cardiol , 3(1): 000143. DOI: 10.23880/oajc-16000143
26. Nyaga D.M. and Kamweru P. K. (2017). Phytochemical Screening of Leaves, Bark and Stem of Cassia Siamea by FTIR Spectroscopy. International Journal of Science and Research. 6(9). 1264-1268. DOI: 10.21275/ART20176784
27. Kamweru, P.K. and Tindibale, E.L. (2016) Vitamin D from Mushrooms and Ultraviolet Irradiated Mushrooms. International Journal of Medicinal Mushrooms. 18 (3). 205-214. DOI: 10.1615/IntJMedMushrooms.v18.i3.30
28. Muthui, Z.W., Kamweru, P. K., Nderitu, F.G., Hussein, S.A.G., Ngumbu, R. G. and Njoroge, G. N. (2015). PLA Viscoelastic Properties and Their Degradation Compared With Those of Polyethylene. International Journal of Physical Sciences. 10(21), 568- 575. DOI: 10.5897/IJPS2015.4412
29. Ngunya, H., Ndiritu, F.G., Kirui, M.S.K, Kamweru, P.K., Eunice, O.A., Odhiambo, P.M. and Ngumbu, R.G. (2015). Comparison of storage modulus, loss modulus and damping factor of convetionally processed high density polyethylene with high density polyethylene/coconut husks/oak tree/cassava blends. Int. Journal of Applied Sciences and Engineering Research. 4(4), 590-598.
30. Njeru, S.N., Obonyo, M.A., Ngari, S.M., Onsarigo, S.N., Njeru, J.M. and Kamweru, P. K. (2015). Journal of Medicinal Plants Research. 9(22), 655-663, DOI: 10.5897/JMPR2015.5822
31. Abendroth, C., Antje, H., Sandra, B. H., Kamweru, P.K., Miess, E., Dornblut, C., Küffner, I., Deng, W., Leonhardt, H., Orthaus, S., Hoischen, C., Diekmann, S. (2015). The CENP-T C- terminus is proximal to exclusively H3.1 but not to H3.2 or H3.3. Int. J. Mol. Sci., 16, 5839-5863; doi:10.3390/ijms16035839
32. Tindibale, E.L., Kirui, M.S.K., Omolo, J.O., Ngumbu, R.G., Odhiambo, P.M., Kamweru, P.K. (2015). Change in Concentration of Vitamin D2 in Oyster Mushrooms Exposed to 254nm and 365nm UV-light During Growth. International Journal of Biochemistry and Biophysics 3(1), 1-5. DOI: 10.13189/ijbb.2015.030101.
33. Kamweru, P.K. Ndiritu, F.G. Kinyanjui, T, Muthui, Z. W., Ngumbu, R.G. and Odhiambo, P.M. (2014). UV Absorption and Dynamic Mechanical Analysis of Polyethylene Films International Journal of Physicals Sciences. 9 (24), 545-555. DOI: 10.5897/IJPS2014.4229.
34. Njoroge, G.N., Ndiritu, F.G., Golicha, S.A. Hussein, Kamweru, P. K., Kagia, J. K., Muthui, Z. W. (2014). Reflectance, Transmittance and Absorptance of HDPE, LDPE, Glass and Sand Layer Used in a SAH. International Journal of Applied Physics and Mathematics. 4 (6), 406-416. doi: 10.17706/ijapm.2014.4.6.406-416
35. Njoroge, G.N., Ndiritu, F.G., Hussein, S.A.G., Kamweru, P. K. (2014). The Performance of Solar Air Heater with High Density Polyethylene Paper as Top Cover and Brown Sand Layer as an Absorber International Journal of Energy Science. (IJES) 4 (3), 85-90. doi: 10.14355/ijes.2014.0403.03
36. Muthui, Z.W., Ndiritu, F.G., Hussein, S.A.G., Kamweru, P.K., Ngumbu, R. G. (2014). Determination of the glass transition temperature and modulus of PLA films using dynamic mechanical analysis at 50 ̊ c, and amplitude of 10 µM. Asian Journal of Natural & Applied Sciences. 3 (1), 12-19.
37. Muthui, Z.W., Ndiritu, F.G., Hussein, S.A.G., Ngumbu, R.G., Kamweru, P.K. (2013). Determination of the Density and the Damping Properties of Polyethylene (PE) and Polylactic (PLA) Films Using DMA. IJIRS. 2 (8).
38. Kamweru, P.K. Ndiritu, F.G. Kinyanjui, T., Muthui, Z.W., Ngumbu, R.G. and Odhiambo, P.M. (2012). Study of Humidity and UV Wavelength Range Effects on Degradation of Photo-Irradiated Polyethylene Films Using DMA. Journal of Macromolecular Science, Part B: Physics, 51 (5), 817-827. DOI:10.1080/00222348.2011.610214
39. Kamweru, P.K. Ndiritu, F.G. Kinyanjui, T., Muthui, Z.W., Ngumbu, R.G. and Odhiambo, P.M. (2011). Study of Temperature and UV Wavelength Range Effects on Degradation of Photo-Irradiated Polyethylene Films Using DMA. Journal of Macromolecular Science, Part B: Physics. 50 (7), 1338-1349. DOI: 10.1080/00222348.2010.516172
40. Kamweru P.K. (2015). “Cell cycle dependent architecture of CENP-A containing centromeric chromatin and its regulation.“ PhD Thesis, Doctoral disputation on 16th March 2015, University of Jena, Faculty of Biology and Pharmacy. Supervised by Prof. Dr. Diekmann Stefan.
41. Kamweru P.K. (2010). “Investigation of Humidity and Temperature Effects on the Accelerated Photodegradation of polyethylene Flimsies Using DMA” MSc Thesis, of Egerton University-Presented on Mar 2010. Supervised by Prof. Ndiritu F.G. Ph.D, and Dr. Kinyanjui T.

Conferences

42. 6th- 8th November, 2019. Mueni E.M, Musundi S.W, Kamweru P.K. and Sitati I. Correlation of electromagnetic wave theory and Einstein theory in the derivation of the Schrodinger equation in Hilbert spaces. Presented during the Chuka University 6th International Research Conference at Chuka University, Kenya.
43. 6th- 8th November, 2019. Ireri J. G., Kamweru P.K., Tuwei A.K. and Ndiritu F.G. Changes in mechanical properties of golden orb weaving spider’s dragline silk due to spinning speed, ambient temperature and aging: A brief review. Presented during the Chuka University 6th International Research Conference at Chuka University, Kenya.
44. 3rd-4th July 2019. Kamweru P.K. Presented during ‘Exploring Biophysics Diversity for sustainable industrial and economic development conference, at Masinde Muliro University and Technology.
45. 24th- 26th October, 2018. Mbae J. K., Muthui Z., Micheni M., Gitonga E., and Kamweru P.K. Structural and electronic properties of α – Sn and β – Sn. An ab – initio investigation. Presented during the Chuka University 5th International Research Conference at Chuka University, Kenya.
46. 24th- 26th October, 2018. Kaleli, J.M., Kamweru, P.K, Gichumbi, J.M, Ndiritu, F.G. Elemental, structural and functional analysis of open air and furnace calcinated rice husk ash. Presented during the Chuka University 5th International Research Conference at Chuka University, Kenya.
47. 24th-26th October, 2018. Muthomi Morris, Muthui Z., Mbae Jane, Gitonga Eunice, and Kamweru P.K. Electronic and structural properties of α and β allotropes of cobalt: An ab initio investigation. Presented during the Chuka University 5th International Research Conference at Chuka University, Kenya
48. 24th- 26th October, 2018. Butembu, S., Kamweru P.K. , Gichumbi, J.M., Ndiritu, F.G. Synthesis & characterization of aluminium doped zinc cobalt ferrites nano-particles using sol gel method . Presented during the Chuka University 5th International Research Conference at Chuka University, Kenya
49. 24th- 26th October, 2018. Gitonga Eunice, Muthui Z., Mbae Jane, Muthomi Morris, and Kamweru P.K. An ab initio investigation of the electronic and structural properties of α-B and β-B using density functional theory. Presented during the Chuka University 5th International Research Conference at Chuka University, Kenya
50. 24th- 26th October, 2018. Malavi B., Kamweru P.K., Muthui Z.W., Ndiritu F.G. Qualitative Characterization of Red Soil, Rice Husks and Quarry Dust Potential for Geopolymerization. Presented during the Chuka University 5th International Research Conference at Chuka University, Kenya
51. 26th -27th September 2018: Kamweru P.K. Recent Trends on Synthesis and Characterization of Nanoparticles for Electronic Device Applications: A brief Review. Presented during Joint MSSEESA and DAAD International Conference on Materia’s Science Research for Sustainable Energy in Africa.
52. 26th -27th September 2018: Osamong G.A. Kamweru P.K. Gichumbi J.M. & Ndiritu F.G. Structural, Morphological and Elemental Analysis of Copper Doped Magnesium Nickel Ferrite Nanoparticles. Presented during Joint MSSEESA and DAAD International Conference on Materia’s Science Research for Sustainable Energy in Africa
53. 26th -27th September 2018: Butembu S. G.A. Kamweru P.K. Gichumbi J.M. & Ndiritu F.G. Synthesis and Characterization of Aluminum Doped Zinc Cobalt Ferrites nanoparticles using Sol Gel Method. Presented during Joint MSSEESA and DAAD International Conference on Materia’s Science Research for Sustainable Energy in Africa.
54. 19th-21st June 2018: Elucidation of the Kinetochore structure using quantitative confocal laser scanning microscopic-based techniques. Presented during the he 5th Humboldt ´´Kolleg´´ 2018, Nanyuki Kenya.
55. 4th-6th October 2017: University Industry Linkages: Identifying and Synergizing opportunities for Quality Higher Education. Sponsored by DAAD and KDSA Mount Kenya region Chapter Participated in planning and attendance.
56. 27th October 2016: Kamweru P.K. Kinetochore Structure Elucidation by Förster Resonance Energy Transfer, presented during the Chuka 3rd International research Conference, Chuka University, Kenya
57. 28th-29th October 2015: Tindibale E. Lukorito and, Kamweru P.K. Effects of UV light on Mechanical properties and Production of Vitamin D2 in Mushrooms, presented during the Chuka 2nd International research Conference, Chuka University, Kenya.
58. 28th-29th October 2015: Njoroge, G. Ndegwa and, Kamweru P.K. Performance of a SAH with Brown Sand as an Absorber and HDPE Paper as Top cover, presented during the Chuka 2nd International research Conference, Chuka University, Kenya.
59. 2nd-5th September 2015: Kamweru P.K., Christian Hoischen, and Stephan Diekmann Poster Presentation: Elucidation of the kinetochore structure using quantitative confocal laser scanning microscopy based technique. ION TUNIS 2015 Conference, Carthage, Tunisia.
60. 15th- 17th June 2015: Kamweru P.K, Christian Hoischen, and Stephan Diekmann. Architecture of CENP-A containing Centromeric chromatin. Scientific poster, presented, at the FLI Conference retreat, Luisenthal, Germany
61. 17th -20th September 2014. Muthui Z. W, Nderitu F. G., Hussein S. A. Golicha, Kamweru P. K. and Ngumbu R. Determination of the density and the damping properties of polyethylene (PE) and Polylactic acid (PLA) films using DMA. OWSD FIFTH INTERNATIONAL CONFERENCE Women Scientist in a Quest or Sustainability and development. Mexico.
62. 19th November 2013. Kamweru P.K. CENP-C organizes centromeric chromatin (loading of CENP-A and H3.3). FLI Work in progress seminar, Jena, Germany.
63. 9th – 11th June 2013. Christian Hoischen, Kamweru P.K Sindiy Giebe and Stephan Diekmann. Cell cycle dependent transition of tetrameric to octameric CENP-A nucleosomes in human kinetochore. Scientific poster, presented, at the FLI Conference retreat, Oberwiesenthal, Germany.
64. 13th September 2010. Kamweru P.K. Investigation of UV Absorption, Humidity and Temperature Effects on the Accelerated Photodegradation of Polyethylene – A Multi-displinary Research Experience. Presented at Jena Microbial Communications School (JSMC) Jena, Germany
65. 15th September 2009. Kamweru P.K., Ndiritu F.G. Kinyanjui T. Investigation Of Chromophoric Sites In Polyethylene Using Optical Spectrum Analyzer- presented at Egerton University 4th Research week and international conference held in ARC, Egerton.
66. 25th February, 2009. Kamweru P.K., Ndiritu F.G. Kinyanjui T. ,”Investigation Of Humidity And Temperature Effects On The Accelerated Photodegradation Of Polyethylene Flimsies Using DMA,”presented at Faculty of science, Egerton University seminar held in ARC, Egerton
67. 16th September 2008 Golicha , H.S.A and Kamweru P.K. Effect of mixing Methyl Stearate and Methyl Palmitate in the crystalline and Isotropic Phases on their Infrared Spectra – presented at Egerton University 3rd Research week and international conference held in ARC, Egerton.

RESEARCH INTERESTS
Biophysics – Microscopic Techniques
Solid waste Management, Plastics and Polymer, Based materials degradation and Impacts to Environment

POSTGRADUATE TOPICS SUPERVISED
1.Performance and Efficiency of Selected Organic Based Photovoltaic Modules in the Kenyan Market Compared to the Silicon based
2.Synthesis And Characterization Of Aluminum Doped Zn-Co Ferrites Nano-Particles
3.Synthesis And Characterization of Copper Doped Mg-Ni Ferrite Nanoparticles
4.Health Seeking Behaviour and Lifestyle Modification Strategies of Hypertensive Patients In Imenti North Sub County
5.Formulation Of The Schrodinger Equation Using The Hilbert Space Operator Approach
6.Patients and System Related Factors Associated With Non-Adherence to Antihypertension Medication among Patients at Chuka Referral Hospital, Kenya.

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