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Zephania Birech
Zephania Birech
Department of physics, university of Nairobi
Verified email at uonbi.ac.ke - Homepage
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Cited by
Year
Ultrafast dynamics of excitons in tetracene single crystals
Z Birech, M Schwoerer, T Schmeiler, J Pflaum, H Schwoerer
The Journal of Chemical Physics 140 (11), 2014
532014
Application of Raman spectroscopy in type 2 diabetes screening in blood using leucine and isoleucine amino-acids as biomarkers and in comparative anti-diabetic drugs efficacy …
Z Birech, PW Mwangi, F Bukachi, KM Mandela
PLoS One 12 (9), e0185130, 2017
452017
Conductive silver paste smeared glass substrates for label-free Raman spectroscopic detection of HIV-1 and HIV-1 p24 antigen in blood plasma
BO Otange, Z Birech, J Okonda, R Rop
Analytical and bioanalytical chemistry 409, 3253-3259, 2017
192017
A multi-channel localized surface plasmon resonance system for absorptiometric determination of abscisic acid by using gold nanoparticles functionalized with a polyadenine …
S Wang, H Zhang, W Li, Z Birech, L Ma, D Li, S Li, L Wang, J Shang, J Hu
Microchimica Acta 187, 1-9, 2020
172020
Estimation of HIV‐1 viral load in plasma of HIV‐1‐infected people based on the associated Raman spectroscopic peaks
B Otange, Z Birech, R Rop, J Oyugi
Journal of Raman Spectroscopy 50 (5), 620-628, 2019
162019
Effect of crusting operations on the physical properties of leather
KM NALYANYA, RK ROP, A ONYUKA, Z BIRECH, A SASIA
162018
Recent use of selected phytochemistry to mitigate environmental challenges facing leather tanning industry: a review
KM Nalyanya, R Rop, A Onyuka, Z Birech
Phytochemistry Reviews, 1-13, 2019
152019
An efficient LSPR method to quantitatively detect dimethoate: Development, characterization and evaluation
D Li, Y Zhang, Q Guo, X Sun, H Zhang, S Wang, Z Birech, J Hu
PLoS One 15 (9), e0239632, 2020
122020
Ultrasensitive detection of plant hormone abscisic acid-based surface-enhanced Raman spectroscopy aptamer sensor
Y Zhang, L Li, H Zhang, J Shang, C Li, SMZA Naqvi, Z Birech, J Hu
Analytical and Bioanalytical Chemistry 414 (8), 2757-2766, 2022
102022
Utility of Raman spectroscopy in diabetes detection based on biomarker Raman bands and in antidiabetic efficacy studies of herbal extract Rotheca myricoides Hochst
BM Chege, Z Birech, PW Mwangi, FO Bukachi
Journal of Raman Spectroscopy 50 (10), 1358-1366, 2019
102019
Multi-channel optoelectronic measurement system for soil nutrients analysis
L Ma, Z Li, Z Birech, S Li, Y Yang, W Zhang, J Hu
Electronics 8 (4), 451, 2019
82019
Fabrication of surface-enhanced Raman spectroscopy substrates using silver nanoparticles produced by laser ablation in liquids
AM Ondieki, Z Birech, KA Kaduki, PW Mwangi, NM Mwenze, M Juma, ...
Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy, 122694, 2023
62023
Application of Raman spectroscopy in comparative study of antiobesity influence of oxytocin and freeze‐dried extracts of Uvariodendron anisatum Verdeck (Annonaceae) in Sprague …
Z Birech, PW Mwangi, PK Sehmi, NM Nyaga
Journal of Raman Spectroscopy 51 (3), 398-405, 2020
62020
Minimalizing non-point source pollution using a cooperative ion-selective electrode system for estimating nitrate nitrogen in soil
R Su, J Wu, J Hu, L Ma, S Ahmed, Y Zhang, MI Abdulraheem, Z Birech, ...
Frontiers in Plant Science 12, 810214, 2022
52022
Low cost Raman sample substrates from conductive silver paint smear for Raman spectroscopic screening of metabolic diseases in whole blood
Z Birech, AM Ondieki, RII Opati, PW Mwangi
Vibrational Spectroscopy 108, 103063, 2020
52020
Variation of elemental concentration in leather during post-tanning operation using energy dispersive X-ray fluorescence spectroscopy: principal component analysis approach
KM Nalyanya, RK Rop, AS Onyuka, Z Birech, JJ Okonda
International Journal of Environmental Analytical Chemistry 102 (8), 1935-1947, 2022
42022
A review of natural plants as sources of substances for cleaner leather tanning technologies
KM Nalyanya, RK Rop, AS Onyuka, Z Birech
Textile & Leather Review 4 (3), 137-148, 2021
42021
Application of Raman spectroscopy in detection of aflatoxin B1 in maize kernels
MS Taabu, Z Birech, K Kaduki
Conference on Lasers and Electro-Optics/Pacific Rim, 27P_27, 2015
42015
Biomarker Raman bands of estradiol, follicle-stimulating, luteinizing, and progesterone hormones in blood
AM Ondieki, Z Birech, KA Kaduki, CK Kaingu, AN Ndeke, L Namanya
Vibrational Spectroscopy 122, 103425, 2022
32022
Effect of acetaminophen on the estrous cycle and reproductive hormones of female mice
BZOAM Ndeke A. N, Mutembei H. M, Kaingu C. K, Muthee J. K
International Journal of Veterinary Science 11 (3), 392-395, 2022
3*2022
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