1. Software for design and analysis of multi-pass absorption cells
   A. Belina Brzozowski, M. Winkowski, T. Stacewicz
   2021. Ukr.J.Phys.Opt. 22: 1 – 11. doi: 10.3116/16091833/22/1/1/2021


2. Supervised regression modelling for mitigation of four-wave mixing in dense wavelength-division multiplexing systems
   Venkatesan K., Chandrasekar A. and Ramesh P. G. V.
   2021. Ukr.J.Phys.Opt. 22: 12 – 30. doi: 10.3116/16091833/22/1/12/2021


3. Effect of dopant concentration and crystalline structure on the absorption edge in ZnO:Y films
   Turko B., Mostovoy U., Kovalenko M., Eliyashevskyi Y., Kulyk Y., Bovgyra O., Dzikovskyi V., Kostruba A., Vlokh R., Savaryn V., Stybel V., Tsizh B. and Majevska S.
   2021. Ukr.J.Phys.Opt. 22: 31 – 37. doi: 10.3116/16091833/22/1/31/2021


4. Optical solitons and conservation laws associated with Kudryashov’s sextic power-law nonlinearity of refractive index
   Elsayed M. E. Zayed, Reham M. A. Shohib, Mohamed E. M. Alngar, Anjan Biswas, Mehmet Ekici, Salam Khan, Abdullah Khamis Alzahrani and Milivoj R. Belic
   2021. Ukr.J.Phys.Opt. 22: D – D. doi: 10.3116/16091833/22/1/38/2021


5. Peculiarities of acousto-optic diffraction at circularly polarized acoustic waves. Determination of elasto-optic coefficients coupled with shear waves. Errata
   Kostyrko M., Orykhivskyi I., Skab I. and Vlokh R.
   2021. Ukr.J.Phys.Opt. 22: 50 – 52. doi: 10.3116/16091833/22/1/50/2021


6. Electro-optic properties of double-type emission of organic electroluminescence device
   Helzhynskyy I., Kutsiy S. and Albota S.
   2021. Ukr.J.Phys.Opt. 22: 53 – 60. doi: 10.3116/16091833/22/1/53/2021


7. Polarization of diffracted optical wave in the case of acousto-optic diffraction on the longitudinal acoustic wave in fused silica
   Krupych O., Martynyuk-Lototska I., Orykhivskyi I., Kostyrko M. and Vlokh R.
   2021. Ukr.J.Phys.Opt. 22: 61 – 67. doi: 10.3116/16091833/22/1/61/2021