INFLUENCE OF BISMUTH ON THE THERMAL PHYSICAL PROPERTIES AND CHANGES IN THE THERMODYNAMIC FUNCTIONS OF LEAD BABBIT B(PbSb15Sn10)

Rakhmonali Z. Makhmadulloev -formulation of the research problem, conceptualization of the study, conclusions, writing the text, scientific management, collection and theoretical analysis of data, review of relevant literature, experimental studies, processing and analysis of their results.Khairullo M. Khojanazarov -formulation of the research problem, conceptualization of the study, conclusions, writing the text, scientific management, collection and theoretical analysis of data, review of relevant literature, experimental studies, processing and analysis of their results.Haydar O. Odinazoda -formulation of the research problem, conceptualization of the study, conclusions, writing the text, scientific management, collection and theoretical analysis of data, review of relevant literature, experimental studies, processing and analysis of their results.