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On ψ-quantum fractional operators: Existence, uniqueness and Ulam-Hyers stability.
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- Sigma: Journal of Engineering & Natural Sciences / Mühendislik ve Fen Bilimleri Dergisi, 2024, v. 42, n. 2, p. 313, doi. 10.14744/sigma.2024.00034
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Comparison of feature-based sentence ranking methods for extractive summarization of Turkish news texts.
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- Sigma: Journal of Engineering & Natural Sciences / Mühendislik ve Fen Bilimleri Dergisi, 2024, v. 42, n. 2, p. 321, doi. 10.14744/sigma.2023.00076
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Influence of burnishing process on surface integrity of inconel 718 fabricated by laser powder bed fusion additive manufacturing.
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- Sigma: Journal of Engineering & Natural Sciences / Mühendislik ve Fen Bilimleri Dergisi, 2024, v. 42, n. 2, p. 335, doi. 10.14744/sigma.2023.00101
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Investigating the usability of kevlar and steel fibers as a hybrid in concrete pavements.
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- Sigma: Journal of Engineering & Natural Sciences / Mühendislik ve Fen Bilimleri Dergisi, 2024, v. 42, n. 2, p. 344, doi. 10.14744/sigma.2022.00080
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Hand warmer types, silica and zeolite 4A as potential hand warmers.
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- Sigma: Journal of Engineering & Natural Sciences / Mühendislik ve Fen Bilimleri Dergisi, 2024, v. 42, n. 2, p. 356, doi. 10.14744/sigma.2024.00035
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Examination of strength reduction factor in CFRP-confined columns under axial compression.
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- Sigma: Journal of Engineering & Natural Sciences / Mühendislik ve Fen Bilimleri Dergisi, 2024, v. 42, n. 2, p. 366, doi. 10.14744/sigma.2024.00036
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Low noise amplifier design for hidden wireless lan applications using band pass filter with geometric mean prototype element values.
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- Sigma: Journal of Engineering & Natural Sciences / Mühendislik ve Fen Bilimleri Dergisi, 2024, v. 42, n. 2, p. 383, doi. 10.14744/sigma.2022.00081
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The adaptive extended kalman filter approach for the Lotka-Volterra model and application to economic variables.
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- Sigma: Journal of Engineering & Natural Sciences / Mühendislik ve Fen Bilimleri Dergisi, 2024, v. 42, n. 2, p. 390, doi. 10.14744/sigma.2024.00037
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Vector autoregressive clustering for redundancy analysis in air pollution monitoring networks at Türkiye.
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- Sigma: Journal of Engineering & Natural Sciences / Mühendislik ve Fen Bilimleri Dergisi, 2024, v. 42, n. 2, p. 399, doi. 10.14744/sigma.2023.00074
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A new application of fractional glucose-insulin model and numerical solutions.
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- Sigma: Journal of Engineering & Natural Sciences / Mühendislik ve Fen Bilimleri Dergisi, 2024, v. 42, n. 2, p. 407, doi. 10.14744/sigma.2023.00022
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Corrosion behavior of N80 tubing steel in the produced water.
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- Sigma: Journal of Engineering & Natural Sciences / Mühendislik ve Fen Bilimleri Dergisi, 2024, v. 42, n. 2, p. 414, doi. 10.14744/sigma.2024.00038
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A comparative analysis of software-defined network controllers in terms of network forensics processes and capabilities.
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- Sigma: Journal of Engineering & Natural Sciences / Mühendislik ve Fen Bilimleri Dergisi, 2024, v. 42, n. 2, p. 425, doi. 10.14744/sigma.2022.00107
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Anthocyanin and bioactivity properties of berberis crategina DC. In buffer system and apple juice: impact of temperature, time, and pH; Prediction using artificial neural network.
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- Sigma: Journal of Engineering & Natural Sciences / Mühendislik ve Fen Bilimleri Dergisi, 2024, v. 42, n. 2, p. 438, doi. 10.14744/sigma.2024.00028
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Physiological, genetic and transcriptional characterization of Fusarium graminearum isolates.
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- Sigma: Journal of Engineering & Natural Sciences / Mühendislik ve Fen Bilimleri Dergisi, 2024, v. 42, n. 2, p. 450, doi. 10.14744/sigma.2022.00047
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1D fuzzy inverse logic method and its use in the design of thick reinforced concrete columns.
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- Sigma: Journal of Engineering & Natural Sciences / Mühendislik ve Fen Bilimleri Dergisi, 2024, v. 42, n. 2, p. 459, doi. 10.14744/sigma.2022.00083
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Experimental analysis of a shake table test of strip footing on two layered reinforced soil.
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- Sigma: Journal of Engineering & Natural Sciences / Mühendislik ve Fen Bilimleri Dergisi, 2024, v. 42, n. 2, p. 475, doi. 10.14744/sigma.2024.00039
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Investigation of stability and activity of quaternized zinc phthalocyanine photosensitizer with fused extended conjugation in vitro conditions.
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- Sigma: Journal of Engineering & Natural Sciences / Mühendislik ve Fen Bilimleri Dergisi, 2024, v. 42, n. 2, p. 490, doi. 10.14744/sigma.2023.00026
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The effect of hesperidin on neuron-specific enolase and oxidative damage in the pre-eclampsia model.
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- Sigma: Journal of Engineering & Natural Sciences / Mühendislik ve Fen Bilimleri Dergisi, 2024, v. 42, n. 2, p. 497, doi. 10.14744/sigma.2024.00040
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Modeling and analysis of schottky diode bridge and JFET based liénard oscillator circuit.
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- Sigma: Journal of Engineering & Natural Sciences / Mühendislik ve Fen Bilimleri Dergisi, 2024, v. 42, n. 2, p. 503, doi. 10.14744/sigma.2022.00082
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Artificial neural network and multiple regression analysis for predicting abrasive water jet cutting of Al 7068 aerospace alloy.
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- Sigma: Journal of Engineering & Natural Sciences / Mühendislik ve Fen Bilimleri Dergisi, 2024, v. 42, n. 2, p. 516, doi. 10.14744/sigma.2023.00102
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Secure encryption over the ring F2 + uF2 + vF2 + uvF2.
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- Sigma: Journal of Engineering & Natural Sciences / Mühendislik ve Fen Bilimleri Dergisi, 2024, v. 42, n. 2, p. 529, doi. 10.14744/sigma.2024.00041
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A case study on lean occupational safety.
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- Sigma: Journal of Engineering & Natural Sciences / Mühendislik ve Fen Bilimleri Dergisi, 2024, v. 42, n. 2, p. 534, doi. 10.14744/sigma.2022.00108
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Turkish coffee suppresses the progression of C6 glioma cells via the activation of apoptosis.
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- Sigma: Journal of Engineering & Natural Sciences / Mühendislik ve Fen Bilimleri Dergisi, 2024, v. 42, n. 2, p. 549, doi. 10.14744/sigma.2024.00042
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A new modelling approach for air transportation: A case study for total number of air passengers per month.
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- Sigma: Journal of Engineering & Natural Sciences / Mühendislik ve Fen Bilimleri Dergisi, 2024, v. 42, n. 2, p. 555, doi. 10.14744/sigma.2024.00043
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On a non-riemannian quantity of (α,β)-metrics.
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- Sigma: Journal of Engineering & Natural Sciences / Mühendislik ve Fen Bilimleri Dergisi, 2024, v. 42, n. 2, p. 566, doi. 10.14744/sigma.2023.00127
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On a boundary value problem with symmetric double well potential and spectral parameter in the boundary condition.
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- Sigma: Journal of Engineering & Natural Sciences / Mühendislik ve Fen Bilimleri Dergisi, 2024, v. 42, n. 2, p. 572, doi. 10.14744/sigma.2024.00044
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Comparative performance analysis of epsilon-insensitive and pruning-based algorithms for sparse least squares support vector regression.
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- Sigma: Journal of Engineering & Natural Sciences / Mühendislik ve Fen Bilimleri Dergisi, 2024, v. 42, n. 2, p. 578, doi. 10.14744/sigma.2024.00045
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Revisiting the crack closure and its effect on fatigue life of components.
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- Sigma: Journal of Engineering & Natural Sciences / Mühendislik ve Fen Bilimleri Dergisi, 2024, v. 42, n. 2, p. 590, doi. 10.14744/sigma.2024.00046
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Investigation of mechanical properties of Copper-Graphene composites in terms of production methods and additive ratios: A review.
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- Sigma: Journal of Engineering & Natural Sciences / Mühendislik ve Fen Bilimleri Dergisi, 2024, v. 42, n. 2, p. 600, doi. 10.14744/sigma.2023.00126
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Investigation of heavy metal concentrations and determination of estimated daily intake and health risk index infant formula and baby foods in Zahedan in 2020.
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- Sigma: Journal of Engineering & Natural Sciences / Mühendislik ve Fen Bilimleri Dergisi, 2024, v. 42, n. 2, p. 614, doi. 10.14744/sigma.2024.00047
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