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Research Article
Title: ESTIMATION OF THE UTILIZATION RATES OF THE RESOURCES OF A DENTAL CLINIC BY SIMULATION
Authors: Abdulkadir ATALAN, Abdulkadir KESKIN
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: April, Year: 2023, Volume: 41, Issue: 2, (APR 2023), pp:423-432
DOI: 10.14744/sigma.2023.00045
Viewed: (164) times
Abstract | Full Text| PDF

Research Article
Title: ON INNOVATIONS OF THE MULTIVARIABLE FRACTIONAL HARDY-TYPE INEQUALITIES ON TIME SCALES
Authors: Lütfi AKIN, Yusuf ZEREN
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: April, Year: 2023, Volume: 41, Issue: 2, (APR 2023), pp:415-422
DOI: 10.14744/sigma.2023.00044
Viewed: (130) times
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Research Article
Title: HOW DOES AGEING OF CUSTOMER WATER METERS EFFECT THE ACCURACY?
Authors: İbrahim Ethem KARADİREK
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: April, Year: 2023, Volume: 41, Issue: 2, (APR 2023), pp:408-414
DOI: 10.14744/sigma.2023.00043
Viewed: (110) times
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Research Article
Title: A NOVEL APPLICATION FOR DC MOTOR-GENERATOR CASCADE SYSTEM BY CHANGING SIGNAL DENSITY OF DIGITAL CHAOTIC OSCILLATOR
Authors: Ercan KÖSE, Aydın MÜHÜRCÜ, Serdar COŞKUN
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: April, Year: 2023, Volume: 41, Issue: 2, (APR 2023), pp:396-407
DOI: 10.14744/sigma.2022.00048
Viewed: (95) times
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Research Article
Title: TRIBOLOGICAL BEHAVIOR OF EPOXY NANOCOMPOSITES UNDER CORROSIVE ENVIRONMENT: EFFECT OF HIGH-PERFORMANCE BORON NITRIDE NANOPLATELET
Authors: Emine Feyza SUKUR, Halil Burak KAYBAL, Hasan ULUS, Ahmet AVCI
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: April, Year: 2023, Volume: 41, Issue: 2, (APR 2023), pp:385-395
DOI: 10.14744/sigma.2022.00025
Viewed: (119) times
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Research Article
Title: HOUSEHOLD ENERGY POVERTY: THE CONCEPT, ISSUES AND IMPLICATIONS FOR TURKİYE
Authors: Simge GUNAY, Bekir KAYACAN
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: April, Year: 2023, Volume: 41, Issue: 2, (APR 2023), pp:373-384
DOI: 10.14744/sigma.2023.00042
Viewed: (85) times
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Research Article
Title: EARTHQUAKE RISK PRIORITIZATION VIA TWO-STEP CLUSTER ANALYSIS AND SWARA-ELECTRE METHODS
Authors: Ezgi GÜLER, Selen AVCI, Zerrin ALADAĞ
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: April, Year: 2023, Volume: 41, Issue: 2, (APR 2023), pp:356-372
DOI: 10.14744/sigma.2022.00105
Viewed: (99) times
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Research Article
Title: NUMERICAL APPROACH OF FISHER'S EQUATION WITH STRANG SPLITTING TECHNIQUE USING FINITE ELEMENT GALERKIN METHOD
Authors: Melike KARTA
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: April, Year: 2023, Volume: 41, Issue: 2, (APR 2023), pp:344-355
DOI: 10.14744/sigma.2023.00041
Viewed: (80) times
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Research Article
Title: NOVEL ANALYTICAL AND APPROXIMATE-ANALYTICAL METHODS FOR SOLVING THE NONLINEAR FRACTIONAL SMOKING MATHEMATICAL MODEL
Authors: Hatıra GÜNERHAN, Mohammed K.A. KAABAR, Ercan ÇELİK
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: April, Year: 2023, Volume: 41, Issue: 2, (APR 2023), pp:331-343
DOI: 10.14744/sigma.2021.00073
Viewed: (85) times
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Research Article
Title: CHLOROGENIC ACID NANOEMULSION FOR STAPHYLOCOCCUS AUREUS CAUSING SKIN INFECTION: SYNTHESIS, CHARACTERIZATION AND EVALUATION OF ANTIBACTERIAL EFFICACY
Authors: Bahar GOK, Yasemin BUDAMA-KILINC
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: April, Year: 2023, Volume: 41, Issue: 2, (APR 2023), pp:322-330
DOI: 10.14744/sigma.2022.00045
Viewed: (85) times
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Research Article
Title: PREDICTION OF THE NATURAL FREQUENCIES OF VARIOUS BEAMS USING REGRESSION MACHINE LEARNING MODELS
Authors: Oguzhan DAS
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: April, Year: 2023, Volume: 41, Issue: 2, (APR 2023), pp:302-321
DOI: 10.14744/sigma.2023.00040
Viewed: (91) times
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Research Article
Title: INHOMOGENEOUS QUANTUM GROUP OF Q-FERMIONS
Authors: Erdoğan Mehmet ÖZKAN, Muttalip ÖZAVŞAR
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: April, Year: 2023, Volume: 41, Issue: 2, (APR 2023), pp:271-275
DOI: 10.14744/sigma.2023.00038
Viewed: (81) times
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Research Article
Title: SULFATE AND CHLORIDE RESISTANCE OF BOTTOM ASH DOPED SLAG-BASED GEOPOLYMER COMPOSITES
Authors: Yurdakul AYGÖRMEZ
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: April, Year: 2023, Volume: 41, Issue: 2, (APR 2023), pp:288-301
DOI: 10.14744/sigma.2021.00060
Viewed: (93) times
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Research Article
Title: A NEW DISTRIBUTION WITH FOUR PARAMETERS: PROPERTIES AND APPLICATIONS
Authors: Kadir KARAKAYA, İsmail KINACI, Coşkun KUŞ, Yunus AKDOĞAN
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: April, Year: 2023, Volume: 41, Issue: 2, (APR 2023), pp:276-287
DOI: 10.14744/sigma.2023.00039
Viewed: (88) times
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Research Article
Title: SOME PROPERTIES OF THE TOPOLOGICAL SPACES GENERATED FROM THE SIMPLE UNDIRECTED GRAPHS
Authors: Hatice Kübra SARI
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: April, Year: 2023, Volume: 41, Issue: 2, (APR 2023), pp:266-270
DOI: 10.14744/sigma.2022.00071
Viewed: (89) times
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