Lovchinov, K., Alexieva, G., Georgieva, B., Petrov, M., Gergova, R., Tzoukrovsky, Y., Tyutyundzhiev, N., Study of the sensitivity of ZrO2 and ZnO layers electrochemically deposited on a quartz resonator, Journal of Physics: Conference Series, 1762, 2021

Lovchinov, K., Slavov, K., Alexieva, G., Ivanov, P., Marinov, G., Gergova, R., Strijkova, V., Babeva, T., Study of ZrO2 nanolayers deposited electrochemically on different conductive substrates, Materials Science in Semiconductor Processing, 131, 105843, 2021

Petrov, M., Lovchinov, K., Slavov, L., Hikov, T., Tyutyundzhiev, N., Electrochemically-stabilized carbon materials for supercapacitor prototypes, Journal of Physics: Conference Series, 1859, 012065, 2021

Petrov, M., Lovchinov, K., Slavov, L., Stankulov, T., Nichev, H., Hikov, T., Tyutyundzhiev, N., Thermally Stabilized Soot for Supercapacitors, Phys. Status Solidi A, 2000617, 2021

Tyutyundzhiev, N., Angelov, Ch., Arsov, T., Lovchinov, K., Nitchev, H., Alexieva, G., Development of Cost-efficient Wireless Network for Solar UV Irradiation Monitoring in Bulgaria, Journal of Physics, Conference Series, 1762, 2021

Lovchinov, K., Marinov, G., Petrov, M., Tyutyundzhiev, N., Alexieva, G., Babeva, T., "Influence of Deposition Temperature on the Structural and Optical Properties of Electrochemically Nanostructured ZnO Films. ", Comptes rendus de l'Acadйmie bulgare des Sciences, 73, 2, 2020

Lovchinov, K., Nitchev, N., Petrov, M., Stoykov, R., Tyutyundzhiev, N., Simulation and modelling of small solar thermal plant, Measurement, 162, Elsevier, 2020

Petrov, M., Lovchinov, K., Valkov, S., Tyutyundzhiev, N., Soot as electrode coating for supercapacitor prototypes, Journal of Physics, Conference Series, 1492, 2020

Tyutyundzhiev, N., Angelov, C., Lovchinov, K., Nitchev, H., Arsov, T., A Mutafov, Comparative measurements of solar UV irradiation at the high-mountain stations of BEO-Moussala (BG) and NAORozhen (BG), Journal of Physics, Conference Series, 1492, 2020

Marinov, G, Lovchinov, K, Madjarova, V, Strijkova, V, Vasileva, M, Malinowski, N, Babeva, T., Aluminum-doped zinc oxide thin films deposited by electrospray method, Optical Materials, 89, 2019

Tyutyundzhiev, N., Lovchinov, K., Petrov, M., Nichev, H., Graphene/Polyaniline flexible supercapacitors using nonmetalic electrodes, Journal of Physics, Conf. Series, 1186, 2019

Tyutyundzhiev, N., Christo A., Lovchinov, K., Arsov, T., Nichev, H., Open-Source Tool for Solar UV Measurements, AIP Conference Proceedings, 2075, 130025, 2019

Tyutyundziev, N., Petrov, M., Lovchinov, K., Nichev, H., Angelov, H., Petrov, P., Development of low-cost technology to obtain carbon based supercapacitors, Journal of Physics, Conf. Series, 1186, 2019

Lovchinov, K, Marinov, G, Petrov, M, Tyutyundzhiev, N, Babeva, T. , "Influence of ZnCl2 concentration on the structural and optical properties of electrochemically deposited nanostructured ZnO, Applied Surface Science, 456, Elsevier, 2018

Tyutyundzhiev, N, Angelov, C, Lovchinov, K, Nitchev, H, Petrov, M, Arsov, T., Modeling the natural UV irradiation and comparative UV measurements at Moussala BEO (BG), Journal of Physics: Conference Series, 992, 1, 2018

Blagoev, B.S., Dimitrov, D, Z, Mehandzhiev, V,B, Pavlic, J, I, Kovacheva, D, Terziyska, P, Lovchinov, K, Mateev, E., Electron transport in lightly Al doped ZnO nanolayers obtained by atomic layer deposition, Journal of Physics, Conference series, 700, Institute of Physics (Great Britain), IOP Publishing, 2016

Dimova-Malinovska, D, Lovchinov, K, Petrov, M, Karashanova, D, Angelov, O., Structural, optical and electrical properties of multilayer stacks ZnO:Al/Ag/ZnO:Al and ZrO2/Ag/ZrO2, Physica Status Solidi (A) Applications and Materials Science, 212, 1, Wiley-VCH Verlag, 2015

Petrov, M, Lovchinov, K, Nichev, H, Karashanova, D, Dimova-Malinovska, D., Structural and optical properties of electrochemically deposited nanostructured zno arrays on different conductive substrates, NATO Science for Peace and Security Series A: Chemistry and Biology, 39, Springer Verlag, 2015

K. Lovchinov, M. Petrov, O. Angelov, H. Nichev, D. Karashanova, D. Dimova-Malinovska, "Influence of annealing on the optical, structural and electrical properties of ZnO:Al/Ag/ZnO:Al multilayer stack structures", Journal of Physics: Conference Series 514, 012012 (2014)

K. Lovchinova, M. Petrova, O. Angelova, H. Nitcheva, D. Karachanova, D. Dimova-Malinovska, Multilayer ZnO:Al/Ag/ZnO:Al Stack Structures for Back Reflector in Thin Film Solar Cells, Proceedings of 28th European Photovoltaic Solar Energy Conference and Exhibition, (2013) 408-412,