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Volume: 43 Issue: 6 Year: 2025
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Volume: 43 Issue: 6 - December 2025

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Research Article

2. To the 90th anniversary of professor Telman A. Aliev
Naila MUSAEVA , Ana MAMMADOVA
DOI: 10.14744/sigma.2025.00154 Pages : 1897-1904
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3. Determination of factors affecting greenhouse gases emitted to the atmosphere in eurostat countries with multiple linear regression model
Ömer Faruk KIZIL , Özge KURAN
DOI: 10.14744/sigma.2025.1925 Pages : 1905-1914
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4. Optimizing textual sentiment recognition through LASSO-based feature selection and ensemble voting technique
NISHA , Rakesh KUMAR
DOI: 10.14744/sigma.2025.00136 Pages : 1915-1929
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5. Numerical investigation of the mathematical model including the possibility of reinfection in infectious diseases
Mehmet KOCABIYIK
DOI: 10.14744/sigma.2025.1926 Pages : 1930-1942
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6. Biosynthesis of silver nanoparticles using aerial parts of Cardaria draba L.: Phytochemical analysis, characterization, evaluation of antibacterial, cytotoxic on human colon cancer cell line properties and enzyme inhibitory potentials
Özlem BAKIR BOĞA , Esabi BAŞARAN KURBANOĞLU
DOI: 10.14744/sigma.2025.00092 Pages : 1943-1956
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7. Separation of cations by capillary electrophoresis: The effects of temperature and voltage
Ahmet DURSUN , Cahit DEMETGÜL
DOI: 10.14744/sigma.2025.1927 Pages : 1957-1966
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8. Trigonometric based B-spline method for singularly perturbed sobolev problems with initial layers
Shegaye Lema CHERU , Gemechis File DURESSA , Tariku Birabasa MEKONNEN
DOI: 10.14744/sigma.2025.1928 Pages : 1967-1981
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9. Productivity improvement in manufacturing of furniture using quality function deployment approach
Dhananjay APTE , Prafulla HATTE , Vishal PRADHAN
DOI: 10.14744/sigma.2025.00139 Pages : 1982-1994
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10. In vitro degradation studies of polylactide/ polyethylene glycol electrospun fiber blends
Oluwashina Philips GBENEBOR , Abimbola Patricia POPOOLA
DOI: 10.14744/sigma.2025.1929 Pages : 1995-2005
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11. Ultrasonic waveguide sensor design using bend reflectors for elastic moduli and temperature measurement
Anubhav SRIVASTAVA , Arun VALABHOJU , Abhishek KUMAR , Suresh PERIYANNAN
DOI: 10.14744/sigma.2025.1930 Pages : 2006-2016
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12. Statistical modeling of alkali pretreatment for degradation of saccharum
Muhammad IRFAN , Misbah GHAZANFAR , Hafiz Abdullah SHAKIR , Muhammad KHAN , Marcelo FRANCO
DOI: 10.14744/sigma.2025.1931 Pages : 2017-2030
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13. The role of artificial intelligence in rooting local architecture
Israa Mohammad A. AL-SAFFAR , Osamah Abdulmunem AL-TAMEEMI , Fawzia Irhayyim AL-ASSADI
DOI: 10.14744/sigma.2025.1932 Pages : 2031-2049
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14. A study on copolymers of styrene with a methacrylamide containing benzofuran side group: Their monomer reactivity ratios, thermal stabilities, thermal degradation kinetics
Esra BARIM , Pınar DEMIR , Mustafa DEĞIRMENCI , Cumhur KIRILMIŞ
DOI: 10.14744/sigma.2025.1913 Pages : 2050-2065
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15. Effect of pier-collar system on flow characteristics of composite hydraulic structure
Rafi Mohammed QASIM , Khalid AL-ASADI , Ihsan Abdulkareem ABDULHUSSEIN , Qusay Abdulrazzaq MAATOOQ
DOI: 10.14744/sigma.2025.1911 Pages : 2066-2083
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16. Effect of reinforcements in aluminium 5052-magnesium AZ31 explosive cladding
S. SARAVANAN
DOI: 10.14744/sigma.2025.1912 Pages : 2084-2093
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17. Aczel alsina aggregation operators of (M,N,Q)-spherical hesitant fuzzy sets and their applications in multi-attribute decision-making
Şerif ÖZLÜ
DOI: 10.14744/sigma.2025.1933 Pages : 2094-2107
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18. A model to protect disaster recovery centers from cyber threats with multi-layered network security architecture
Aykut YILMAZ , Ali GÜNEŞ
DOI: 10.14744/sigma.2025.1907 Pages : 2108-2126
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19. Heat generation from 32650 cylindrical cell battery pack at various load and speed conditions
Shashank GAWADE , Virendra BHOJWANI , Pradeep PATIL , M. ZUBAIRUDDIN
DOI: 10.14744/sigma.2024.00154 Pages : 2127-2139
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20. Strategic load scheduling in smart home: Leveraging IOT and optimization algorithms for energy cost reduction
Ganesh SHIRSAT , Aniruddha MUKHERJEE , Ankit Kumar SHARMA
DOI: 10.14744/sigma.2024.00132 Pages : 2140-2151
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21. Treatability of landfill leachate pre-treated with a two-stage biological treatment process to the level of receiving environment standards by using the fenton process
Uğur KURT , Ömer APAYDIN , Yaşar AVŞAR , Mustafa Talha GÖNÜLLÜ
DOI: 10.14744/sigma.2025.1914 Pages : 2152-2163
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22. Male lifestyle habits and in vitro fertilization outcomes: The effects of alcohol and smoking on sperm characteristics and pregnancy rates
Tamara AL-BARQ , Manal GHANNAM , Bilgen KAYMAKAMZADE , Evren HINCAL , Muhammad FARMAN
DOI: 10.14744/sigma.2025.1934 Pages : 2164-2173
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23. Evaluation of health care systems using supervised and unsupervised machine learning approaches
Canan BULUT , Tuğba SÖNAL , Dilek KOLCA , Fatih TARLAK
DOI: 10.14744/sigma.2024.00130 Pages : 2174-2185
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24. Cosine Kumaraswamy family of distributions: Properties and applications to real-world datasets
Ibrahim ALI , Alhaji Modu ISA , Sule Omeiza BASHIRU , Arum Kingsley CHINEDU
DOI: 10.14744/sigma.2025.1935 Pages : 2186-2197
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25. Enhancing battery safety and performance through advanced cooling solutions for electric vehicles
Madhavi NERKAR , Govind Rai GOYAL , Aniruddha MUKHERJE , Bhanu Pratap SONI
DOI: 10.14744/sigma.2025.1936 Pages : 2198-2212
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26. Static and dynamic slope stability analyses based on finite elements method: The example of Birecik Slopes
Ferit TAYLAN , Ali SARIIŞIK , Mustafa ULUKAVAK , Songül CAN
DOI: 10.14744/sigma.2025.1937 Pages : 2213-2233
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27. Simulation of engine oil driven second grade ternary hybrid nanofluid flow subject to thomson and troian slip velocity addressing the thermoconvection effect
Tusar Kanti DAS , Mintu SAUD , Nayanto HAJONG , Bidyut KALITA
DOI: 10.14744/sigma.2025.1938 Pages : 2234-2247
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28. Experimental and microstructural investigation of geopolymer concrete
Swapnil D. KURHADE , Subhash V. PATANKAR
DOI: 10.14744/sigma.2025.1939 Pages : 2248-2262
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29. Double-sided bandpass frequency selective surface design for C band WLAN radome applications
Burak Can KIŞLA , Bilge ŞENEL
DOI: 10.14744/sigma.2025.1940 Pages : 2263-2271
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30. Comparative study of fermatean fuzzy soft sets with normalized distances and its application in diagnose infectious diseases
Saika SHEWALI , Borah Manash JYOTI , Mahanta Dimpal JYOTI
DOI: 10.14744/sigma.2025.1941 Pages : 2272-2278
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31. Centralized controller-based on optimal power flow (OPF) algorithm for power management in microgrid systems
Abumuslim KHUJAEV , Abbas UĞURENVER
DOI: 10.14744/sigma.2025.00027 Pages : 2279-2293
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