Volume: 42, Issue: 6 (30 Articles)
Research Article
Title: SEISMIC EVALUATION OF TALL RC FRAMES WITH HYBRID FRICTION DAMPER AND SHAPE MEMORY ALLOY DESIGNED BY PBPD METHOD
Authors: Faramarz Norouzi OJAEY, Heydar Dashti NASERABADI, Morteza JAMSHIDI
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: December, Year: 2024, Volume: 42, Issue: 6, (DEC 2024), pp:1683-1696
DOI: 10.14744/sigma.2024.00135
Viewed: (96) times
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Research Article
Title: PERSPECTIVE ON THE PRODUCTION, CHARACTERISATION AND PHYSIO-MECHANICAL BEHAVIOUR OF BIOPLASTICS FROM DIFFERENT BIOMASS FEEDSTOCKS
Authors: Mercy OGBONNAYA, Abimbola P.I POPOOLA
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: December, Year: 2024, Volume: 42, Issue: 6, (DEC 2024), pp:1697-1711
DOI: 10.14744/sigma.2024.00136
Viewed: (79) times
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Research Article
Title: INVESTIGATION OF USING CAVE BACTERIA IN THE PRODUCTION OF SELF-HEALING MORTARS
Authors: Elif Burcu DELIKTAŞ, Mucteba UYSAL, Nihal DOĞRUÖZ GÜNGÖR
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: December, Year: 2024, Volume: 42, Issue: 6, (DEC 2024), pp:1712-1728
DOI: 10.14744/sigma.2024.00054
Viewed: (81) times
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Research Article
Title: FLUORO FUNCTIONALITY ZINC PHTHALOCYANINE: PHOTOPHYSICOCHEMICAL PROPERTIES FOR PHOTODYNAMIC EFFECTS
Authors: Öznur DÜLGER KUTLU, Fatma AYTAN KILIÇARSLAN, Ali ERDOĞMUŞ
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: December, Year: 2024, Volume: 42, Issue: 6, (DEC 2024), pp:1729-1735
DOI: 10.14744/sigma.2023.00131
Viewed: (62) times
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Research Article
Title: INTERACTING WITH CHAT GPT: IMPACT ON STUDENTS AND TEACHING-LEARNING
Authors: Nikita MALIK, Menal DAHIYA
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: December, Year: 2024, Volume: 42, Issue: 6, (DEC 2024), pp:1736-1748
DOI: 10.14744/sigma.2023.00147
Viewed: (67) times
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Research Article
Title: ACOUSTIC EMISSION REDUCTION IN VEHICLES BY USING MPP STRUCTURES IN WHEEL ARCH LINER STRUCTURES
Authors: Yasemin GULTEKIN, Thomas JEAN, Mustafa Atakan AKAR, Umut KUMLU
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: December, Year: 2024, Volume: 42, Issue: 6, (DEC 2024), pp:1749-1755
DOI: 10.14744/sigma.2024.00133
Viewed: (57) times
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Research Article
Title: ANALYTICAL METHODOLOGY FOR THE DESIGN OF LOAD-BEARING ANISOTROPIC PANELS FOR THE WINGBOX OF A LIGHT AIRCRAFT SUBJECT TO GEOMETRIC NONLINEARITY UNDER COMPRESSION
Authors: Oleg MITROFANOV, Maksim SHKURIN
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: December, Year: 2024, Volume: 42, Issue: 6, (DEC 2024), pp:1756-1762
DOI: 10.14744/sigma.2024.00137
Viewed: (60) times
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Research Article
Title: SYNERGISTIC INTEGRATION OF RAM METHODOLOGY FOR AUGMENTING RELIABILITY AND EFFICIENCY IN SOLAR IRRIGATION SYSTEMS: A COMPREHENSIVE STUDY FOR SUSTAINABLE RURAL FARMING
Authors: Ibrahim YUSUF, Ramatu Idris GATAWA, Muhammad Salihu ISA
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: December, Year: 2024, Volume: 42, Issue: 6, (DEC 2024), pp:1763-1779
DOI: 10.14744/sigma.2024.00138
Viewed: (71) times
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Research Article
Title: ON INCLUSION PROBABILITIES FOR WEIGHTED RANDOM SAMPLING WITHOUT REPLACEMENT
Authors: Murat GÜNGÖR
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: December, Year: 2024, Volume: 42, Issue: 6, (DEC 2024), pp:1780-1785
DOI: 10.14744/sigma.2024.00134
Viewed: (67) times
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Research Article
Title: EXPERIMENTAL STUDY ON DIFFERENT PROPERTIES OF CENOSPHERE BASED CONCRETE USING CALCIUM LACTATE
Authors: Nilesh ZANJAD, Shantanu PAWAR, Chittaranjan NAYAK
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: December, Year: 2024, Volume: 42, Issue: 6, (DEC 2024), pp:1786-1796
DOI: 10.14744/sigma.2023.00132
Viewed: (62) times
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Research Article
Title: EVALUATION OF COVID-19 MORTALITY USING MACHINE LEARNING REGRESSION METHODS BASED ON HEALTH SYSTEM INDICATORS
Authors: Canan BULUT, Tuğba SÖNAL, Dilek KOLCA, Fatih TARLAK
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: December, Year: 2024, Volume: 42, Issue: 6, (DEC 2024), pp:1797-1805
DOI: 10.14744/sigma.2024.00032
Viewed: (92) times
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Research Article
Title: AN EXPLICIT SOLUTION OF LINEAR CONFORMABLE SYSTEMS WITH VARIABLE COEFFICIENTS
Authors: Mustafa AYDIN
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: December, Year: 2024, Volume: 42, Issue: 6, (DEC 2024), pp:1806-1812
DOI: 10.14744/sigma.2024.00029
Viewed: (64) times
Abstract | Full Text| PDF
Research Article
Title: SPATIAL ANALYSIS OF EARTHQUAKES IN AND AROUND THE NORTHERN ANATOLIAN FAULT ZONE
Authors: Cenk İÇÖZ, Kadir Özgür PEKER
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: December, Year: 2024, Volume: 42, Issue: 6, (DEC 2024), pp:1813-1825
DOI: 10.14744/sigma.2024.00139
Viewed: (84) times
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Research Article
Title: NUMERICAL INVESTIGATION OF FREE ROTOR AERODYNAMICS
Authors: Sarih SARI, Ali DOĞRUL, Seyfettin BAYRAKTAR
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: December, Year: 2024, Volume: 42, Issue: 6, (DEC 2024), pp:1826-1837
DOI: 10.14744/sigma.2024.00050
Viewed: (61) times
Abstract | Full Text| PDF
Research Article
Title: (2+1)-DIMENSIONAL NEW BI-HAMILTONIAN INTEGRABLE SYSTEM: SYMMETRIES, NOETHER’S THEOREM AND INTEGRALS OF MOTION
Authors: Salih YAMAN, Devrim YAZICI
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: December, Year: 2024, Volume: 42, Issue: 6, (DEC 2024), pp:1838-1846
DOI: 10.14744/sigma.2024.00140
Viewed: (70) times
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Research Article
Title: COMPUTATIONAL METHOD TO SOLVE DAVEY-STEWARTSON MODEL AND MACCARI’S SYSTEM
Authors: Handenur ESEN, Neslihan ÖZDEMIR, Aydın SEÇER, Mustafa BAYRAM
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: December, Year: 2024, Volume: 42, Issue: 6, (DEC 2024), pp:1847-1855
DOI: 10.14744/sigma.2024.00141
Viewed: (236) times
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Research Article
Title: SCRUTINY OF FLOW AND HEAT TRANSFER CHARACTERISTICS OF HYBRID NANOFLUID PASSING THROUGH A SQUEEZING CHANNEL
Authors: Rohit SHARMA, Darapaneni ARUNA, Manoj Kumar MISHRA, Sneh Bala SINHA
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: December, Year: 2024, Volume: 42, Issue: 6, (DEC 2024), pp:1856-1865
DOI: 10.14744/sigma.2024.00142
Viewed: (249) times
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Research Article
Title: UTILIZING ARTIFICIAL NEURAL NETWORKS (ANN) FOR PREDICTIVE MODELING OF SULFATE REMOVAL FROM WATER
Authors: Erdal KARADURMUŞ, Eda GÖZ, Cankat KELEŞ, Mehmet YÜCEER
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: December, Year: 2024, Volume: 42, Issue: 6, (DEC 2024), pp:1866-1875
DOI: 10.14744/sigma.2024.00143
Viewed: (231) times
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Research Article
Title: MODIFIED GENETIC ALGORITHM WITH NOVEL CROSSOVER AND MUTATION OPERATOR FOR TRAVELLING SALESMAN PROBLEM
Authors: M. K. SHARMA, Sadhna CHAUDHARY, Laxmi RATHOUR, Vishnu Narayan MISHRA
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: December, Year: 2024, Volume: 42, Issue: 6, (DEC 2024), pp:1876-1883
DOI: 10.14744/sigma.2023.00105
Viewed: (229) times
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Research Article
Title: NANOSCALE DETECTION OF OVARIAN CANCER BIOMARKER
Authors: Marwah AL-OGAIDI, Nuha NIHAD A. ABURAHMA, Ansam M. SALMAN, Haider RAAD
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: December, Year: 2024, Volume: 42, Issue: 6, (DEC 2024), pp:1884-1891
DOI: 10.14744/sigma.2024.00003
Viewed: (253) times
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Research Article
Title: DETECTION OF COVID-19 INFECTION BY USING RAMAN SPECTROSCOPY OF SERUM SAMPLES AND MACHINE LEARNING
Authors: Fatma UYSAL ÇİLOĞLU
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: December, Year: 2024, Volume: 42, Issue: 6, (DEC 2024), pp:1892-1898
DOI: 10.14744/sigma.2024.00144
Viewed: (243) times
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Research Article
Title: ON SOLUTIONS OF TIME FRACTIONAL ORDER RANDOM HIV/AIDS MODELLING
Authors: Mehmet MERDAN, Selami ÖKTEM
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: December, Year: 2024, Volume: 42, Issue: 6, (DEC 2024), pp:1899-1906
DOI: 10.14744/sigma.2024.00145
Viewed: (229) times
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Research Article
Title: MODELLING AND CONTROL OF A REACTION WHEEL PENDULUM USING A LINEAR QUADRATIC REGULATOR
Authors: Haydar Kerem KARHAN, Tuğçe YAREN, Selçuk KİZİR
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: December, Year: 2024, Volume: 42, Issue: 6, (DEC 2024), pp:1907-1915
DOI: 10.14744/sigma.2024.00157
Viewed: (257) times
Abstract | Full Text| PDF
Research Article
Title: ENHANCEMENT OF LEACHATE TREATMENT PROCESS THROUGH INTEGRATION OF FLAT SOLAR COLLECTORS
Authors: Yassin SADIKI, Si Mohamed BOUZZINE, Hicham LAKRAFLI, Khalid LEKOUCH, Jamal BALITI, Mohamed KHUILI, Zakaria SADIKI, Mohamed BENAZIZ, Mohammed BOUACHRINE, Mostafa BOUKHRIS
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: December, Year: 2024, Volume: 42, Issue: 6, (DEC 2024), pp:1916-1922
DOI: 10.14744/sigma.2024.00158
Viewed: (239) times
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Research Article
Title: EFFECTS of SiO2 AND Al2O3 NANOPARTICLES ON THE PROPERTIES OF BOROGYPSUM CONTAINING MORTAR
Authors: Meral YILDIRIM OZEN, Emek MOROYDOR DERUN
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: December, Year: 2024, Volume: 42, Issue: 6, (DEC 2024), pp:1923-1932
DOI: 10.14744/sigma.2024.00159
Viewed: (233) times
Abstract | Full Text| PDF
Research Article
Title: ENHANCING POWER SYSTEM STABILITY THROUGH INTELLIGENT STATCOM CONTROL STRATEGIES IN TORSIONAL OSCILLATION ENVIRONMENTS
Authors: Sangeeta BAMBA, Sushil Kumar GUPTA
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: December, Year: 2024, Volume: 42, Issue: 6, (DEC 2024), pp:1933-1953
DOI: 10.14744/sigma.2024.00102
Viewed: (298) times
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Research Article
Title: ISOLATION OF KEROSENE-DEGRADING BACTERIA FROM SOIL SAMPLES AND DETERMINATION OF OPTIMAL GROWTH CONDITIONS
Authors: Yerlan BEKESHEV, Zhazira ZHUMABEKOVA, Laila JUMABAYEVA, Zhanna SUIMENBAYEVA
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: December, Year: 2024, Volume: 42, Issue: 6, (DEC 2024), pp:1954-1964
DOI: 10.14744/sigma.2023.00121
Viewed: (317) times
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Research Article
Title: INVESTIGATION OF MACHINABILITY BY ELECTRICAL DISCHARGE MACHINING METHOD OF ZA27/MWCNT COMPOSITES PRODUCED BY POWDER METALLURGY
Authors: Hacı Bekir ÖZERKAN, Mehmed SUBAŞI, Muharrem PUL
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: December, Year: 2024, Volume: 42, Issue: 6, (DEC 2024), pp:1965-1972
DOI: 10.14744/sigma.2024.00160
Viewed: (333) times
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Research Article
Title: APPLICATION OF RESPONSE SURFACE METHODOLOGY IN THE OPTIMISATION OF POLYMER CONCRETE MECHANICAL PROPERTIES
Authors: Arif ULU
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: December, Year: 2024, Volume: 42, Issue: 6, (DEC 2024), pp:1973-1985
DOI: 10.14744/sigma.2024.00161
Viewed: (525) times
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Review Article
Title: SECURITY IN UAV ECOSYSTEM: AN IMPLEMENTATION PERSPECTIVE
Authors: Nikita MALIK, Harsh SINHA, Menal DAHIYA
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: December, Year: 2024, Volume: 42, Issue: 6, (DEC 2024), pp:1986-1994
DOI: 10.14744/sigma.2024.00031
Viewed: (716) times
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