POLYTECHNIC BULLETIN
Series Engeneering Studies
ISSN 2520-2227

2025 2026
CONSTRUCTION AND ARCHITECTURE
DOI: 10.65599/ENG2051
MODELING AND PRINCIPLES OF SIMILARITY THEORY

Nizomov J.N, Kalandarbekov I,  Kalandarzoda I.I,Jurakhonzoda D.J, Amrulloh A

CONSTRUCTION AND ARCHITECTURE
DOI: 10.65599/ENG2181
EFFECTS OF QUATERNARY CEMENTS ON THE PHYSICO-MECHANICAL PROPERTIES OF CONCRETE

Akramov Avazjon Abdulloevich

CONSTRUCTION AND ARCHITECTURE
DOI: 10.65599/ENG5685
ASSESSING THE THERMAL PROTECTION PERFORMANCE OF EXTERNAL ENVELOPE STRUCTURES OF CIVIL BUILDINGS

Karimov Nasimjon Mirzorahimovich, Dilovarshoh Fayzuddinovich Kalandarov, Sharifov Mirzobahodur Habibovich

TRANSPORT
DOI: 10.65599/ENG1915
THE ROLE OF SCIENTIFIC RESEARCH IN THE DEVELOPMENT OF A ROAD ASSET MANAGEMENT SYSTEM (RAMS)

Mirzozoda Suhrob Begmat

TRANSPORT
DOI: 10.65599/ENG9132
METHOD OF ASSESSING THE EFFICIENCY OF TRUCKS

Saidullozoda Saivali Saidullo, Mazhitov Bakhriddin Zhamilovich, Mambetalin Kakhim Tokushevich

TRANSPORT
DOI: 10.65599/ENG4318
OPTIMIZATION OF WINTER MAINTENANCE OF MOUNTAIN HIGHWAYS UNDER LIMITED RESOURCES

Mirzozoda Suhrob Begmat

CHEMICAL TECHNOLOGY
DOI: 10.65599/ENG2178
SILVER(I) COMPLEXATION WITH 2-MERCAPTOIMIDAZOLE IN AQUEOUS-DIMETHYLFORMAMIDE SOLUTIONS

Sodatdinova Anjuman Sadriddinovna, Surayyo Saidumar Bobosaidzoda, Safarov Saymukhammad Islomovich, Mabatkadamzoda Kimyo Sabzkadam, Safarmamadzoda Safarmamad Muboraksho

CHEMICAL TECHNOLOGY
DOI: 10.65599/ENG3848
COMPUTER SIMULATION OF THE RESULTS OF THE RESEARCH OF THE TEMPERATURE DEPENDENCE OF THE VISCOSITY AND DENSITY COEFFICIENTS OF 1,4-BENZODIOXANE

Akramov Muhammad Bozorovich, Bakhtovari Mirzovali, Mirzoda Islom Oyakhmad

CHEMICAL TECHNOLOGY
DOI: 10.65599/ENG1385
CRYSTAL CHEMISTRY AND MAGNETIC PROPERTIES OF SOLID SOLUTIONS OF ANTIMONIDES OF THE COMPOSITION Gd4Sb3 - Ln4Sb3 (Ln = Tb, Dy)

Abulkhaev Vladimir Jalolovich, Nazarzoda Khayrullo Kholnazar, Rakhimov Khurshed Abdulloevich

CHEMICAL TECHNOLOGY
DOI: 10.65599/ENG2397
CATALYTIC PROPERTIES OF IRON OXIDE SYSTEMS IN THE HETEROGENEOUS SYNTHESIS OF AMMONIA

Gaibullaeva Zumrat Habibovna, Gadoev Tojiddin Khusniddinovich

CHEMICAL TECHNOLOGY
DOI: 10.65599/ENG2920
TESTING OF CRUSHED MUSCOVITE MINERAL MIXTURE FROM THE KURGOVAT DEPOSIT OF TAJIKISTAN

Mirzozoda Farhod Bahodur, Azim Ibrohim

CHEMICAL TECHNOLOGY
DOI: 10.65599/ENG3118
COMPARATIVE ANALYSIS OF THE THERMAL STABILITY OF THORIUM (IV) AND URANYL CRYSTAL HYDRATES

Salomov Firdavs Dzhabborovich, Islomova Mukaddam Sadulloevna,  Badalova Mamlakat Abdukhayrovna, Ruzmatova Gulnoz Kamolovna

METALLURGY AND MATERIALS SCIENCE
DOI: 10.65599/ENG4249
CLASSIFICATION OF PHASE EQUILIBRIUM DIAGRAMS OF ALLOYS WITH IMMISCIBLE COMPONENTS AND THEIR APPLICATION PROSPECTS

Juraev Tukhtasun Juraevich, Nurov Kurbonali Bozorovich,  Gazizova Elvira Rashitovna, Toshev Mansur Tolibjonovich

METALLURGY AND MATERIALS SCIENCE
DOI: 0.65599/ENG4752
EFFECT OF THALLIUM ADDITIVES ON THE MICROSTRUCTURE AND MECHANICAL PROPERTIES OF TIN BABBITTE B83

Ganiev Izatullo Navruzovich, Muzafarov Khusrav Davlyatalievich, Ismonov Rustam Dovudovich, Khojanazarov Khayrullo Mahmudkhonovich

ENERGY
DOI: 10.65599/ENG6047
ASSESSMENT OF THE RELIABILITY OF EARTH FAULT PROTECTION IN 6-10 kV ELECTRICAL NETWORKS

Ramazon Abdullozoda

METALLURGY AND MATERIALS SCIENCE
DOI: 10.65599/ENG1480
Effect of Cu deposition on the surface roughness and friction coefficient of Al2O3

Khaidarov Muhsinjon Umaralievich, Cherenda Nikolay Nikolaevich, Okilov Eminjon Erkinovich

METALLURGY AND MATERIALS SCIENCE
DOI: 10.65599/ENG7005
OPTIMIZATION OF NICKEL ELECTROLYTE PURIFICATION FROM IRON USING A MIXTURE OF OLEIC ACID AND TRIETHANOLAMINE

Ilizarov Daniel Leonidovich, Kokoeva Natalia Borisovna, Martyushev Nikita Vladimirovich

METALLURGY AND MATERIALS SCIENCE
DOI: 10.65599/ENG7199
STUDY AND CONSTRUCTION OF THE PHASE DIAGRAM OF THE Al–Li–Ce TERNARY SYSTEM

Ganieva Nargis Izatulloevna, Odinazoda Haidar Odina, Rajabaliev Safomudin Saidalievich,  Shamsiddinov Amriddin Jamoliddinovich 

METALLURGY AND MATERIALS SCIENCE
DOI: 10.65599/ENG5734
STUDY OF THE TEMPERATURE FACTOR IN STAGE-BY-STAGE EXTRACTION OF Fe(III) AND Zn(II) FROM CHLORIDE SOLUTIONS

Ilizarov Daniel Leonidovich,  Kokoeva Natalia Borisovna,  Martyushev Nikita Vladimirovich

METALLURGY AND MATERIALS SCIENCE
DOI: 10.65599/ENG1224
ON THE CATALYTIC ACTIVITY OF THE ELEMENTS OF D. I. MENDELEEV’S PERIODIC SYSTEM

Juraev Tukhtasun Juraevich, Gazizova Elvira Rashitovna, Izzautulloev Muboriz Akramkhonovich