TY JOUR TI METHODOLOGY FOR STUDYING THE HALL EFFECT IN SEMICONDUCTORS WITHIN THE FRAMEWORK OF LABORATORY PRACTICAL TRAINING IN PHYSICS KW laboratory stand KW hall effect KW hall constant KW charge carrier concentration KW bipolar semiconductor hall sensor ss49e JO Physics in Higher Education AU IGOSHIN, A.S. AU SYNASHENKO, O.V. AU LELYUSHKINA, O.M. PY 2025 IS PB Moscow Physical Society