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BABA, MAVEEYA (2026) AN OPTIMIZED ADAPTIVE STACKING ENSEMBLE FRAMEWORK FOR ARC FAULT DETECTION IN HYBRID AC/DC MICROGRIDS. Doctoral thesis, Universiti Teknologi PETRONAS.

MUSEEB, ABDUL (2026) DEVELOPMENT OF HYBRID FEATURE SELECTION AND OPTIMIZED LIGHTGBM CLASSIFIER FOR NETWORK INTRUSION DETECTION. Masters thesis, UNIVERSITI TEKNOLOGI PETRONAS.

KAMARUL BAHRIN, NURUL SYAHIRAH (2026) THE DEVELOPMENT OF PROJECT MANAGEMENT FRAMEWORK FOR AN EFFECTIVE FIRE EMERGENCY MANAGEMENT SYSTEM (FEMS) FOR BUILDINGS. Masters thesis, UNIVERSITI TEKNOLOGI PETRONAS.

WISHNUWARDANA, RAFI JUSAR (2026) SOLVENT BLEND DETERMINATION MODEL FOR ABSORPTION BASED ACID GAS REMOVAL UNIT USING LIGHTGBM AND OPTUNA. Masters thesis, UNIVERSITI TEKNOLOGI PETRONAS.

RAGU CHANDRAN, SATISHVARAN (2026) MULTICHANNEL ANALYSIS OF SURFACE WAVE & SEISMIC REFRACTION USING DISTRIBUTED ACOUSTIC SENSING TESTING FOR GROUNDWATER DETECTION. Masters thesis, UNIVERSITI TEKNOLOGI PETRONAS.

ADEDAYO-OJO, AISHAT ADEBONIKE (2026) EXAMINING THE IMPACT OF RENEWABLE ENERGY ADOPTION ON CARBON EMISSION DISCLOSURES AMONG OIL AND GAS COMPANIES: THE MODERATING ROLE OF CIRCULAR ECONOMY PRACTICES. Masters thesis, UNIVERSITI TEKNOLOGI PETRONAS.

OYEBAMIJI, DAMILARE SAMUEL (2026) DEVELOPMENT OF SUPERCAPACITOR ELECTRODE FROM BIOMASS FOR ELECTRIC VEHICLES: EXPERIMENTATION AND MACHINE LEARNING MODELLING. Masters thesis, UNIVERSITI TEKNOLOGI PETRONAS.

AL-MASOODI, AIMAN HASAN HAMOOD (2026) AN INTEGRATED AERODYNAMIC-STRUCTURAL OPTIMIZATION APPROACH FOR AN OCTAGONAL SUPER-TALL BUILDING UNDER WIND LOADS FOR ENHANCED MATERIAL EFFICIENCY. Doctoral thesis, UNIVERSITI TEKNOLOGI PETRONAS.

PANDAPOTAN HARAHAP, MOHAMAD IRWAN (2026) A BIM-BASED FRAMEWORK FOR PRIORITIZING AND MITIGATING MULTI-DIMENSIONAL SAFETY RULE VIOLATIONS IN HIGH-RISE CONSTRUCTION PROJECTS IN MALAYSIA. Doctoral thesis, UNIVERSITI TEKNOLOGI PETRONAS.

LEE, LOK HUA (2026) MULTI-STAGE TRANSFER LEARNING WITH MODIFIED CLASSIFICATION LOSS FUNCTION FOR SMALL FUNCTIONAL NEUROIMAGING DATASET. Doctoral thesis, Universiti Teknologi PETRONAS.

YUSOFF, MUHAMAD SHAKIR (2026) EARLY DEGRADATION OF THERMAL AGING ON MECHANICAL AND RHEOLOGICAL PROPERTIES OF EPOXIDIZED NATURAL RUBBER 25-BASED MAGNETORHEOLOGICAL ELASTOMER. Doctoral thesis, Universiti Teknologi PETRONAS.

OYEJIDE, OLUWAYOMI JOEL (2026) A HYBRID FEATURE SELECTION FRAMEWORK FOR CATALYTICALLY CRACKED GASOLINE YIELD PREDICTION VIA OPINION DISCRIMINATIVE ANALYSIS AND RELIEF ALGORITHM. Doctoral thesis, Universiti Teknologi PETRONAS.

KHAMIS, SITI ZUBAIDAH (2026) ENHANCEMENT OF MECHANICAL PERFORMANCE OF RECYCLED POLYPROPYLENE USING GIGANTOCHLOA SCORTECHINII FIBER THROUGH PROCESS STRUCTURE PROPERTY OPTIMIZATION. Doctoral thesis, Universiti Teknologi PETRONAS.

ELRYES, AHMED ABDULLA (2026) ENHANCEMENT OF CO2 SOLUBILITY AND DENSITY IN SALINE AQUIFERS THROUGH SURFACE-MODIFIED ZEOLITE NANOPARTICLES SYNTHESIZED FROM FLY ASH. Doctoral thesis, Universiti Teknologi PETRONAS.

GANDAPUR, MUHAMMAD USAMA SALIM (2026) DEVELOPMENT OF OIL PALM LEAF ACTIVATED CARBON AND HYDROPHOBIC MODIFICATION FOR OIL AND GREASE ADSORPTION. Masters thesis, UNIVERSITI TEKNOLOGI PETRONAS.

SULEMAN, FARHEEN (2026) FUNCTIONALIZATION OF RUBBER SEED SHELL ACTIVATED CARBON WITH ETHANOL AMMONIUM BUTYRATE IONIC LIQUID FOR HIGH PERFORMANCE CO₂ ADSORPTION. Masters thesis, UNIVERSITI TEKNOLOGI PETRONAS.

VIRIYA, VINOSHA (2026) MIXED MATRIX MEMBRANES INCORPORATED WITH MODIFIED UZM-5 ZEOLITE FOR IDEAL CO2/CH4 SEPARATION. Masters thesis, UNIVERSITI TEKNOLOGI PETRONAS.

AHMAD, MUSHTAQ (2026) AN INTEGRATED REMOTE SENSING AND EXPERIMENTAL EVALUATION OF THE KUANTAN BASALT FOR CO2 MINERAL SEQUESTRATION POTENTIAL. Masters thesis, UNIVERSITI TEKNOLOGI PETRONAS.

AL-SHATARI, MOHAMMED OMAR AWADH (2026) OPTIMIZED HARDWARE DESIGN OF LIGHTWEIGHT AUTHENTICATED ENCRYPTION FOR RESOURCE-CONSTRAINED INDUSTRIAL INTERNET OF THINGS (IIOT) DEVICES. Doctoral thesis, Universiti Teknologi PETRONAS.

SALEH, ABDULLAHI MUJAHEED (2026) ADAPTIVE DEEP LEARNING MODEL FOR DATA NORMALIZATION IN MULTIVARIATE TIME-SERIES DATA. Doctoral thesis, Universiti Teknologi PETRONAS.

BEHRANI, PARAS (2026) A STUDY OF PRECARIOUS WORK IMPACT ON WORKPLACE WELLBEING AND MUSCULOSKELETAL DISORDERS AMONG SOLAR ENERGY EMPLOYEES: ASSESSING MODERATING EFFECT OF SOCIAL SUPPORT. Doctoral thesis, Universiti Teknologi PETRONAS.

ZULKIPLI, SYAAIBAH (2026) THE DEVELOPMENT OF THE ORANG ASLI SOCIO-ECONOMIC WELL-BEING INDEX INSTRUMENT IN PERAK, MALAYSIA. Doctoral thesis, Universiti Teknologi PETRONAS.

ASUBONTENG, DAVID (2026) ENHANCEMENT OF RARE EARTH ELEMENTS LEACHING FROM ION ADSORPTION CLAY USING IONIC LIQUIDS. Masters thesis, UNIVERSITI TEKNOLOGI PETRONAS.

CHAN, YONG YEAH (2026) A FRAMEWORK FOR BIM-INTEGRATED PROJECT DELIVERY FOR ENHANCING ENERGY EFFICIENCY IN BUILDING CONSTRUCTION. Masters thesis, UNIVERSITI TEKNOLOGI PETRONAS.

AM NOUR, MOHAMMED (2026) ELECTRIC VEHICLE (EV) CONTINUANCE ADOPTION IN MALAYSIA: AN EXTENDED TECHNOLOGY CONTINUANCE THEORY (TCT). Masters thesis, UNIVERSITI TEKNOLOGI PETRONAS.

HAQUE, MD MOMINUL (2026) MVT-NET: A LIGHTWEIGHT AND EXPLAINABLE HYBRID CNN-TRANSFORMER FRAMEWORK FOR RETINAL VESSEL SEGMENTATION. Masters thesis, UNIVERSITI TEKNOLOGI PETRONAS.

MAT ARIFIN, NUR NISYA ATHIRAH (2026) JOB AUTONOMY AND WORK PASSION AS PREDICTORS OF INNOVATIVE WORK BEHAVIOR IN R&D ORGANIZATIONS: THE MODERATING ROLE OF COMMUNICATION CLIMATE. Masters thesis, UNIVERSITI TEKNOLOGI PETRONAS.

NASIR, ABU BAKAR (2026) PERFORMANCE ANALYSIS AND PARAMETRIC OPTIMIZATION OF A HALF-CIRCULAR TUBE PHOTOVOLTAIC-THERMAL SYSTEM USING RESPONSE SURFACE METHODOLOGY. Masters thesis, UNIVERSITI TEKNOLOGI PETRONAS.

ABD LATIF, MUHAMAD HAFIZ (2026) OSTEOMORPHNET: A HYBRID CNN-TRANSFORMER MODEL FOR TIBIOFEMORAL MRI SEGMENTATION IN OSTEOARTHRITIS. Doctoral thesis, Universiti Teknologi PETRONAS.

ZULKEFLI, MOHD IKHWAN IZZAT (2026) DEVELOPMENT OF ISLAMIC AFFAIRS INDEX INSTRUMENT FOR MALAYSIA. Doctoral thesis, Universiti Teknologi PETRONAS.

MOHAMAD YAHAYA, NUR AIN (2026) INVESTIGATION OF GAME ELEMENTS IN A GAME-BASED VIRTUAL STRESS THERAPY APPLICATION FOR USER MOTIVATION. Masters thesis, UNIVERSITI TEKNOLOGI PETRONAS.

VIJAYA KUMAR, SATHIA DEVI (2026) NUMERICAL SIMULATION AND ANN-BASED PREDICTION OF SHAPED STEEL LAZY WAVE RISER PERFORMANCE IN ULTRA-DEEPWATER CONDITIONS. Masters thesis, UNIVERSITI TEKNOLOGI PETRONAS.

SHUAIBU, ISIAKA (2026) ENHANCED PLANAR WINDING CONFIGURATION FOR AXIAL FLUX PICO HYDRO GENERATOR. Doctoral thesis, Universiti Teknologi PETRONAS.

AYINLA, LUKMAN SHEHU (2026) AN ENHANCED DEEP NEURAL NETWORK FRAMEWORK WITH ENSEMBLE-DRIVEN FEATURE SELECTION FOR WIFI FINGERPRINTING INDOOR LOCALIZATION. Doctoral thesis, Universiti Teknologi PETRONAS.

LATHBL, MAHDI ALI AHMED (2026) INTEGRATED ORGANIC GEOCHEMICAL CHARACTERISTICS AND 1D BASIN MODELLING OF CRETACEOUS SOURCE ROCKS IN THE TARANAKI BASIN, NEW ZEALAND. Doctoral thesis, Universiti Teknologi PETRONAS.

MOHD KAMA, NORLAYLAWATE (2026) ADSORPTIVE REMOVAL OF 2-METHYL-4 CHLOROPHENOXYACETIC ACID AND DICAMBA USING CHOLINE ALANATE-IMPREGNATED UIO-66(Zr) COMPOSITE. Masters thesis, UNIVERSITI TEKNOLOGI PETRONAS.

YOON, CHIEK XIN (2026) DESIGN AND SYNTHESIS OF BULK ACOUSTIC WAVE BANDPASS FILTER BASED ON INLINE NON-RESONATING NODE AND DANGLING RESONATOR TOPOLOGY. Masters thesis, UNIVERSITI TEKNOLOGI PETRONAS.

ADENIYI, BAMIDELE ABDULHAKEEM (2026) DIRECTIVITY ENHANCEMENT IN SURFACE DISTRIBUTED ACOUSTIC SENSING USING A CUSTOM-SHAPED SINUSOIDAL FIBRE. Masters thesis, UNIVERSITI TEKNOLOGI PETRONAS.

WOON, JIA MIN (2026) SUSTAINABLE BIOHYDROGEN PRODUCTION FROM PHENOL-CONTAINING WASTEWATER VIA DARK FERMENTATION USING IMMOBILIZED MICROALGAE-ALGINATE BEADS. Doctoral thesis, UNIVERSITI TEKNOLOGI PETRONAS.

BANO, HAFSA (2026) THIN FILM NANOCOMPOSITE MEMBRANES WITH POLYVINYLPYRROLIDONE AND GRAPHENE OXIDE FOR FORWARD OSMOSIS OIL-WATER SEPARATION. Doctoral thesis, UNIVERSITI TEKNOLOGI PETRONAS.

HASHIM, MOHAMAD ZAIN (2026) INTEGRATION OF BUILDING INFORMATION MODELING (BIM) PROCESS AND INDUSTRIALIZED BUILDING SYSTEM (IBS) CONSTRUCTION TOWARD WASTE MINIMISATION IN CONSTRUCTION INDUSTRY. Doctoral thesis, UNIVERSITI TEKNOLOGI PETRONAS.

IDRIS, NURUL NEESA (2026) FLOW BEHAVIOUR AND HYDRAULIC PERFORMANCE OF FREE WATER SURFACE CONSTRUCTED WETLANDS. Doctoral thesis, UNIVERSITI TEKNOLOGI PETRONAS.

AMY, LING MEI YIN (2026) USABILITY MODEL WITH ANDRAGOGY PRINCIPLES FOR EVALUATION OF MOBILE LEARNING THROUGH SMARTPHONES AMONG ADULT LEARNERS. Doctoral thesis, Universiti Teknologi PETRONAS.

PHAN, THI NGA (2026) UNDERSTANDING SERVICE COMPETENCIES AMONG NON-ACADEMIC STAFF: APPLICATION OF A MODERATED MEDIATION MODEL IN VIETNAMESE HIGHER EDUCATION. Doctoral thesis, Universiti Teknologi PETRONAS.

ALI HAJOOL, ZAHRAA (2026) DEVELOPMENT AND PERFORMANCE EVALUATION OF POLYURETHANE-BASED HYBRID NANOCOMPOSITES COATED PROPPANTS FOR ENHANCED HYDRAULIC FRACTURING APPLICATION. Doctoral thesis, Universiti Teknologi PETRONAS.

RAHMAN, MD SIDDIKUR (2026) PMU-INFORMED SLIP-ANGLE CLASSIFICATION FOR RAPID ISLANDING DETECTION IN DG NETWORKS: VALIDATION ON IEEE 30-BUS AND UTILITY KERTEH. Masters thesis, UNIVERSITI TEKNOLOGI PETRONAS.

ABDUSSAMAD, ABDUSSAMAD (2026) ENHANCED STACKED SPARSE AUTOENCODER USING HYBRID LOSS FUNCTION FOR HIGH-DIMENSIONAL SPARSE DATA PREDICTION. Doctoral thesis, UNIVERSITI TEKNOLOGI PETRONAS.

ABDUL RAHIM, ABDUL RAHMAN (2026) DEVELOPMENT OF POLYETHYLENEIMINE-FUNCTIONALIZED SILICA NANOCAPSULE ADSORBENT VIA CO-CONDENSATION FOR CO2 CAPTURE. Doctoral thesis, UNIVERSITI TEKNOLOGI PETRONAS.

IBRAHIM, TAFIDA ADAMU (2026) DIGITAL TOOL KIT FOR VALUE-BASED ANALYSIS OF HIGHWAY PAVEMENT MAINTENANCE IN NIGERIA. Doctoral thesis, UNIVERSITI TEKNOLOGI PETRONAS.

SALIMUN, NORSYAFIQAH (2026) DEVELOPMENT OF SHEAR STRENGTH MODEL OF SOIL-ROCK MIXTURE USING LABORATORY TESTING AND DISCRETE ELEMENT METHOD. Doctoral thesis, UNIVERSITI TEKNOLOGI PETRONAS.

SUBRAMANIAN, AYASURYA ARASUR (2026) PHOTOGRAMMETRY-BASED LOCALIZATION AND TRAJECTORY OPTIMIZATION FOR AUTONOMOUS AERIAL VEHICLE LANDING WITH SINGLE CAMERA SYSTEM. Doctoral thesis, Universiti Teknologi PETRONAS.

SARWAR, UMAIR (2026) PREDICTIVE MODELLING OF STRESS CORROSION AND PITTING CORROSION IN BURIED PIPELINES: AN INTEGRATING FINITE ELEMENT ANALYSIS AND MACHINE LEARNING. Doctoral thesis, Universiti Teknologi PETRONAS.

ALI, FAIZAN (2026) EFFECT OF ACIDIC CONDITIONS ON WETTABILITY, IFT, AND ADSORPTION OF CAPROCKS DURING CO2 STORAGE IN SALINE AQUIFER. Doctoral thesis, Universiti Teknologi PETRONAS.

GARDIOLA, OKTORIFO (2026) ADAPTIVE PROCESS FAULT DETECTION USING MULTISCALE RECURSIVE PRINCIPAL COMPONENT ANALYSIS. Masters thesis, UNIVERSITI TEKNOLOGI PETRONAS.

ZADA, NAWAB SAMEER (2026) EXPLORING THE EFFECTS OF PETROLEUM SLUDGE ASH ON THE STRUCTURAL PERFORMANCE OF ENGINEERED GEOPOLYMER COMPOSITES. Masters thesis, UNIVERSITI TEKNOLOGI PETRONAS.

YAAKOP, ZAHARA (2026) ASSESSMENT OF TIDAL AND WAVE ENERGY RESOURCE POTENTIAL IN MALAYSIA WITH SEA LEVEL RISE EFFECTS. Masters thesis, UNIVERSITI TEKNOLOGI PETRONAS.

SOOMRO, HASSAN ALI (2026) DESIGN, SIMULATION, AND COMPARATIVE ANALYSIS OF SI, SIC, AND GAN-BASED TRACTION INVERTERS FOR ELECTRIC MOTORCYCLES. Masters thesis, UNIVERSITI TEKNOLOGI PETRONAS.

YAHAYA, MUHAMMAD SABO (2026) A HYBRID METAHEURISTIC-BASED ONE-PARAMETER-AT-A-TIME APPROACH FOR PAIRWISE TEST CASE GENERATION. Masters thesis, UNIVERSITI TEKNOLOGI PETRONAS.

KHAN, MUHAMMAD IRFAN (2026) PHOSPHORIC ACID GEOPOLYMERS BASED ADSORBENTS FOR METHYLENE BLUE REMOVAL: SYNTHESIS, KINETICS AND MACHINE LEARNING PREDICTIONS. Doctoral thesis, UNIVERSITI TEKNOLOGI PETRONAS.

ABUBAKAR, SANI ADAMU (2026) DEVELOPMENT OF A MACHINE LEARNING FRAMEWORK FOR PIPELINE CONDITION PREDICTION AND MAINTENANCE OPTIMIZATION IN ASSET INTEGRITY MANAGEMENT. Doctoral thesis, UNIVERSITI TEKNOLOGI PETRONAS.

IBRAHIM JABRALLA, ABDALLA ELTIGANI (2026) OPTIMIZATION OF HYBRID GA-FLC-ANN MPPT ALGORITHMS TO ENHANCE PHOTOVOLTAIC SYSTEM PERFORMANCE UNDER PARTIAL SHADING. Doctoral thesis, Universiti Teknologi PETRONAS.

ZUBAIR, MUHAMMAD (2026) GRADIENT LOSS-BASED U-NET (GLUNET): ENHANCED U-NET DEEP LEARNING MODEL FOR LOW DOSE CT IMAGES DENOISING. Doctoral thesis, Universiti Teknologi PETRONAS.

YAHAYA, SAIDU (2026) SCALABLE BLOCKCHAIN–IOT–IPFS TRACEABILITY FRAMEWORK WITH INTELLIGENT QOS-AWARE OPTIMIZATION FOR MULTI-STAKEHOLDER B2B LOGISTICS. Doctoral thesis, Universiti Teknologi PETRONAS.

HUSSAIN, ZAHEER (2026) DEVELOPMENT OF MODIFIED ISOTHERM MODEL FOR CO₂ ADSORPTION AND SEQUESTRATION IN SHALE FORMATIONS. Doctoral thesis, Universiti Teknologi PETRONAS.

AHMED BANGASH, IFTIKHAR (2026) SYNTHESIS AND CHARACTERIZATION OF GRAPHITIC CARBON NITRIDE PHOTOELECTROCATALYSTS HYBRIDIZED WITH PORPHYRIN-BASED COPPER OXIDE FOR CO2 CONVERSION TO METHANOL. Masters thesis, UNIVERSITI TEKNOLOGI PETRONAS.

LEONG, KIET YEW (2026) STRUCTURAL OPTIMIZATION FOR ASYMMETRICAL INLINE TOPOLOGY FILTER WITH TRANSMISSION ZEROS USING GOAL-ORIENTED REINFORCEMENT LEARNING. Masters thesis, UNIVERSITI TEKNOLOGI PETRONAS.

HADEED, MUARIJ (2026) RUBBER-BASED DIAPHRAGM FIBRE BRAGG GRATING HYDROPHONE WITH TEMPERATURE AND HYDROSTATIC PRESSURE COMPENSATION FOR ENHANCED HYDROACOUSTIC PRESSURE DETECTION. Masters thesis, UNIVERSITI TEKNOLOGI PETRONAS.

HABIB, MD. FAHIM (2026) HYDROPHOBIC NANOPARTICLES FOR ENHANCED CO2 GEOLOGICAL STORAGE IN DEEP SALINE AQUIFER. Masters thesis, UNIVERSITI TEKNOLOGI PETRONAS.

RAMADHANI, GADIS WAHYU (2026) A NOVEL HYBRID ENHANCED OIL RECOVERY: NANO-SMART-WATER-ASSISTED AMPHOTERIC SURFACTANT FOR OPTIMIZING FLUID-FLUID AND ROCK INTERACTIONS. Masters thesis, UNIVERSITI TEKNOLOGI PETRONAS.

RAVICHANDRAN, KISHANTINEE (2026) EFFECTS OF THERMAL SHRINKAGE AND CO2-INDUCED GAS VOID FORMATION ON RESTART PRESSURE OF MALAY BASIN WAXY CRUDE OIL IN SUBSEA PIPELINES. Masters thesis, UNIVERSITI TEKNOLOGI PETRONAS.

ULLAH, ATTA (2026) ENHANCEMENT OF MATHEMATICAL MODELS FOR DRUG PREVENTION BY USING OPTIMAL CONTROL. Doctoral thesis, UNIVERSITI TEKNOLOGI PETRONAS.

MAJID, MOHD. FARIDZUAN (2026) A STUDY OF IL@UIO-66 NANOFILLERS TO IMPROVE LITHIUM-ION TRANSPORT IN PEO ELECTROLYTES. Doctoral thesis, UNIVERSITI TEKNOLOGI PETRONAS.

HISBANI, NAILA (2026) EXPERIMENTAL AND NUMERICAL ANALYSIS OF REINFORCED CONCRETE BEAMS STRENGTHENED WITH GRAPHENE NANOPLATELETS ENGINEERED CEMENTITIOUS COMPOSITES. Doctoral thesis, UNIVERSITI TEKNOLOGI PETRONAS.

AI ZAMRUDDIN, NUR NADWA SYAHIRAH (2026) PARAGENETIC SEQUENCES AND METALLOGENY OF GOLD MINERALISATION IN THE PULAI PROSPECT, GUA MUSANG, KELANTAN, MALAYSIA: INTEGRATED GEOLOGICAL, PETROGRAPHICAL AND GEOCHEMICAL STUDIES. Doctoral thesis, Universiti Teknologi PETRONAS.

HUONG, NGUYEN THI CAM (2026) A HYBRID RECURRENT NETWORKS WITH SEMI-SUPERVISED SUPPORT VECTOR MACHINES FOR DROPOUT PREDICTION AND PERSONALIZED INTERVENTION. Doctoral thesis, Universiti Teknologi PETRONAS.

TARIQ, ADEEL (2026) THERMAL MANAGEMENT OF AN AIR-COOLED CURVED CYLINDER THROUGH FIN DESIGN. Doctoral thesis, Universiti Teknologi PETRONAS.

ABDUL JAMIL, IYLIA ELENA (2026) THERMAL PERFORMANCE ENHANCEMENT OF SOLAR CHIMNEY POWER PLANT USING GROUND-BASED ABSORBER AND CHIMNEY HEAT TRAP. Doctoral thesis, Universiti Teknologi PETRONAS.