Sensitivity and Offset Voltage Testing in the Hall-Effect Sensors Made of Graphene. - Oleg Petruk; Roman Szewczyk; Tymoteusz Ciuk; Wlodzimierz Strupinski; Jacek Salach; Michal Nowicki 002; Iwona Pasternak; Wojciech Winiarski; Krzysztof Trzcinka (Recent Advances in Automation, Robotics and Measuring Techniques, 2014)

Digitally Controlled Current Transformer with Hall Sensor. - Oleg Petruk; Roman Szewczyk; Jacek Salach; Michal Nowicki 002 (Recent Advances in Automation, Robotics and Measuring Techniques, 2014)

Measuring Station for Testing of Graphene Flow Sensors. - Marcin Safinowski; Wojciech Winiarski; Kamil Domanski; Oleg Petruk; Szymon Dabrowski; Roman Szewczyk; Krzysztof Trzcinka (Recent Advances in Automation, Robotics and Measuring Techniques, 2014)

Methodology of Reduction of the Offset Voltage in Hall-Effect Sensors. - Maciej Kachniarz; Oleg Petruk; Roman Szewczyk (AUTOMATION, 2016)

Universal Data Acquisition Module PIAP-UDAM for INDUSTRY 4.0 Application in Agriculture. - Roman Szewczyk; Oleg Petruk; Marcin Kaminski 004; Rafal Kloda; Jan Piwinski; Wojciech Winiarski; Anna Stanczyk; Jakub Szalatkiewicz (AUTOMATION, 2019)

LTspice Implementation of Gyrator-Capacitor Magnetic Circuit Model Considering Losses and Magnetic Saturation for Transient Simulations of Switching Mode Power Supplies Utilizing Inductive Elements with Cores Made of Amorphous Alloys. - Roman Szewczyk; Oleg Petruk; Michal Nowicki 002; Anna Ostaszewska-Lizewska; Aleksandra Kolano-Burian; Piotr Gazda; Adam Bienkowski; Pawel Nowak; Tomasz Charubin (AUTOMATION, 2021)