ISSN: 1304-7191 | E-ISSN: 1304-7205
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Volume: 43 Issue: 3 Year: 2025
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1. The utilization of lathe waste as a catalyst for the treatment of landfill leachate in supercritical water conditions
Ekin KIPÇAK , Mesut AKGÜN
DOI: 10.14744/sigma.2023.00097
Abstract Full Text PDF
2. Determinatıon of stress magnification factor in welded joint by experimental and numerical analysis using ultra-high-strength steel
Osman Bahadır ÖZDEN , Barış GÖKÇE
DOI: 10.14744/sigma.2023.00100
Abstract Full Text PDF
3. A comparative study on the machining performance of eco-friendly low-lead and lead-free brass alloys in replacement for leaded ones
Nima ZOGHIPOUR , Emre TAŞCIOĞLU , Ali Özkan KESKİN , Yusuf KAYNAK
DOI: 10.14744/sigma.2023.00107
Abstract Full Text PDF
4. Phase-mismatch third harmonic generation in quantum magnetoplasma
Shiv SINGH , Abhisek Kumar SINGH , Punit KUMAR
DOI: 10.14744/sigma.2024.00053
Abstract
5. Influence of spin on propagation of electromagnetic wave in quantum dusty magnetoplasma
Abhisek Kumar SINGH , Punit KUMAR
DOI: 10.14744/sigma.2024.00101
Abstract
6. Artificial neural network (ANN) approach for lead removal from aqueous solution by agricultural waste derived biochars
Nihan KAYA , Fatma ERDEM
DOI: 10.14744/sigma.2024.00103
Abstract
7. The real forms of the S_3-graded algebras sl(2,C)
Yasemen UÇAN , Ramazan TEKERCİOĞLU , Ülkü BABUŞCU YEŞİL
DOI: 10.14744/sigma.2024.00109
Abstract
8. MHD flow and effects of hall current, joule heating, and heat source across a chemically reacting and radiating exponentially stretching sheet in a porous medium
Ankur KUMAR SARMA , Dipak SARMA , Sunmoni MUDOI
DOI: 10.14744/sigma.2024.00110
Abstract
9. Investigation of seismic behavior of horizontally curved bridges in comparison with equivalent straight bridges accordıng to the AASHTO LRFD specifications
Esra NAMLI , Turgut ÖZTÜRK
DOI: 10.14744/sigma.2024.00116
Abstract
10. Artificial intelligence, machine learning, and deep learning applications in the engineerıng fields – A comprehensive review
Haneen DARWISH , Walaa DARWISH , Hiba DARWISH , Issa W. ALHMOUD , Osamah ALSHRAIDEH
DOI: 10.14744/sigma.2024.00126
Abstract
11. Multilayered full adder layout with wire crossings: A QCA approach to nano computations
Rohit Kumar SHAW , Angshuman KHAN
DOI: 10.14744/sigma.2024.00127
Abstract
12. Global solar radiation prediction using machine learning approaches
M. MOHANDES , Hilal H. NUHA , Satria Akbar MUGITAMA , S. REHMAN , A. AL-SHAILKHI
DOI: 10.14744/sigma.2024.00128
Abstract
13. 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
Abstract
14. Performance of imputation techniques: A comprehensive simulation study using the transformer model
İsmail YENİLMEZ
DOI: 10.14744/sigma.2024.00131
Abstract
15. 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
Abstract
16. Broken rotor bar fault detection in induction motors through power spectral density to image method
Hatice OKUMUŞ , Ebru ERGUN
DOI: 10.14744/sigma.2024.00153
Abstract
17. 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
Abstract
18. Assessing the role of circular economy principles in reducing waste by sustainable manufacturing practices: A review
Mustafa M MANSOUR
DOI: 10.14744/sigma.2024.00155
Abstract
19. A creative combination of time series models for accurate forecastıng of monthly rainfall: A case study in Northeast India
D KARTHIKA , K KARTHIKEYAN
DOI: 10.14744/sigma.2024.00156
Abstract
20. Indoor-outdoor scene recognition: A multi-feature framework using CNN for complex environment
Pandit NAGRALE , Sarika KHANDELWAL
DOI: 10.14744/sigma.2024.00157
21. Electric bus preference with analytical hierarchy process and grey relational analysis combination in public transportation considering modern trend criteria: Kayseri, Türkiye case study
Aslan İNAN , Huzeyfe KARA
DOI: 10.14744/sigma.2024.00158
Abstract
22. A literature review: Effects of ohmic heating on inactivation of specific bacterial spores in various matrixes
Rengin SIKI , Ahmet ERYAŞAR
DOI: 10.14744/sigma.2025.00001
Abstract
23. 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
Abstract
24. Cat swarm optimized tumor segmentation and an ensemble predictive model for glioblastoma patient survival
Bhagyalaxmi K , Dwarakanath B
DOI: 10.14744/sigma.2025.00029
Abstract
25. Multi-zone commercial market building HVAC control strategy based on reinforcement learning algorithm models
Ganesh MURADE , Bhanu Pratap SONI , Ankit Kumar SHARMA
DOI: 10.14744/sigma.2025.00051
Abstract
26. A study on numerical solutions of a fractional-order model for car t-cell therapy in leukemia using the laplace-adomian decomposition method
Rezaul KARİM , M. Ali AKBAR , M. A. BKAR PK , Pinakee DEY
DOI: 10.14744/sigma.2025.00053
Abstract
27. Electrokinetic effect on flow of two-phase fluid in a circular tube
Sangeetha J , Ponalagusamy R
DOI: 10.14744/sigma.2025.00054
Abstract
28. Solving multi-depot vehicle routing problem with incoterms: a case study for export logistics
Gokce OZDEN-GURCAN , Suna KOSE
DOI: 10.14744/sigma.2025.00055
Abstract
29. Electricity energy consumption forecasting using LSTM and NAR
Parastou BEHGOUY , Abbas UĞURENVER
DOI: 10.14744/sigma.2025.00056
Abstract
30. Optimization of biogas production from floral waste using co-anaerobic digestion by implementing response surface methodology
Vaishali D. JAYSINGPURE , Moni U. KHOBRAGADE
DOI: 10.14744/sigma.2025.00057
Abstract
31. Comparison of random search and gradient-based optimization techniques on design improvement of permanent magnet synchronous motor
İsmail ÖYLEK , Metin VARAN , Ali ERDUMAN , Ahmet ZENGIN
DOI: 10.14744/sigma.2025.00058
Abstract
32. Mechanical vibration-assisted enhancement of weldment mechanical properties
Japhia Sudarsan NALLA , Basanta Kumar PALAI , P. Govinda RAO
DOI: 10.14744/sigma.2025.00059
Abstract
33. An exact analysis of chemical reaction and porosity effects for mixed convective magnetohydrodynamics Casson fluid
Nur Fatihah MOD OMAR , Zulkhibri ISMAIL , Rahimah JUSOH , Muhammad Azrin AHMAD , Ahmad Qushairi MOHAMAD
DOI: 10.14744/sigma.2025.00060
Abstract
34. Homnormal: A comprehensive R package for testing the homogeneity of variances
Fikri GÖKPINAR , Esra GÖKPINAR
DOI: 10.14744/sigma.2025.00061
Abstract
35. Analyzing challenges to maximıze the efficiency of industrial processes using carbon capture and hydrogen energy production from methane
Kareem A. ABDELKAREEM , Ahmed El-AWADY
DOI: 10.14744/sigma.2025.00062
Abstract
36. In-sito co-pyrolysis of tea waste and polypropylene using microwave-assisted pyrolysis: products analysis, energy consumption, and synergy effect
Husam Talib HAMZAH , Sridevi VELURU , Suhair Abdulhadi MAHDI , Thamer Adnan ABDULLAH , M. TUKARAMBAI , Venkata Rao POIBA
DOI: 10.14744/sigma.2025.00063
Abstract
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