Lotfy, H. M., and D. A. Ahmed, "Evaluation of In Silico and In Lab Sample Enrichment Techniques for the Assessment of Challengeable Quaternary Combination in Critical Ratio", Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy, vol. Volume 260, pp. 119943, 2021. in_silico_1-s2.0-s1386142521005205-main.pdf
Lotfy, H. M., R. H. Obaydo, and A. A. Sakur, "Evaluation of assay and in-vitro dissolution profile of certain fixed-dose combination using green analytical method", Annales Pharmaceutiques Fran├žaises, vol. Volume 79 , issue Issue 1, pp. Pages 3-15, 2021. in_vitro__1-s2.0-s0003450920300870-main_1_1.pdf
Lotfy, H. M., S. S. Saleh, and C. M. El-Maraghy, "Advanced approaches for the treatment and amplification of weakspectral signals produced by critical concentrations in whitemulticomponent systems", Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy , vol. 224, pp. 117339, 2020.
Lotfy, H. M., and Nesma.M.Fahmy, "Coupling of liquid-liquid extraction and mathematical filtrationtechniques for the separation and quantification of five components insemisolid dosage form with severely overlapped spectra", Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy, vol. 235, pp. 118299, 2020.
Lotfy, H. M., M. S. Elshahed, and D. Mohamed, "The concept of Relative Absorptivity Distribution for enhancingdisbanding power of spectrophotometric technique to resolveco-formulated tablets: A tool for purity index and uniformity assessment", Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 239 , vol. 239, pp. 118551, 2020.
M.Lotfy, H., M. K. A. Rahman, S. A. F. Weshahy, and D. A.Ahmed, "Smart Spectral Processing of Data for the estimation of Commonly Used Over-the-counter (OTC) Co-formulated drug; Pseudoephedrine hydrochloride and Ibuprofen", Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy, vol. Volume 223, 5 December 2019, , issue 117322, pp. 1-10, 2019.
M.Lotfy, H., and S. S.Salah, "Investigating Advanced Approaches Based on Iso-Absorptivity Coefficient in Unresolved Spectral Signals of Binary Mixtures", Journal of Analytical Methods in Chemistry , vol. 1-10, pp. Article ID 7924821, 2019.
Lotfy, H. M., and Y. R. Omran, "Novel absorptivity centering method utilizing normalized and factorized spectra for analysis of mixtures with overlapping spectra in different matrices using built-in spectrophotometer software", Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy, vol. 200, pp. 167-178, 2108.
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