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Volume: 36, Issue Number: 4

Volume: 36, Issue: 4 (25 Articles)

Research Article
Title: TRIP OPTIMIZATION FOR PUBLIC TRANSPORTATION SYSTEMS WITH LINEAR GOAL PROGRAMMING (LGP) METHOD
Authors: Sezgin TEKİN, Sevil KÖFTECİ, Metin Mutlu AYDIN, Mehmet Sinan YILDIRIM
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: Regular, Year: 2018, Volume: 36, Issue: 4, (DEC 2018), pp:921-933
DOI: x
Viewed: (493) times
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Research Article
Title: STRUCTURAL AND TECHNICAL EVALUATION OF PUMPED WATER SUPPLY SYSTEMS BY USING ANALYTICAL HIERARCHY PROCESS
Authors: Mustafa GÜNDOĞAR, Cansu ORHAN, Mahmut FIRAT
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: Regular, Year: 2018, Volume: 36, Issue: 4, (DEC 2018), pp:961-976
DOI: x
Viewed: (204) times
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Research Article
Title: EARTQUAKE BEHAVIOUR OF THICK PLATES RESTING ON ELASTIC FOUNDATION WITH FIRST ORDER FINITE ELEMENT
Authors: Yaprak Itır ÖZDEMİR
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: Regular, Year: 2018, Volume: 36, Issue: 4, (DEC 2018), pp:935-950
DOI: x
Viewed: (222) times
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Research Article
Title: AN EMPIRICAL APPROACH FOR PROPELLER TIP VORTEX CAVITATION NOISE
Authors: Savaş SEZEN, Ali DOĞRUL, Şakir BAL
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: Regular, Year: 2018, Volume: 36, Issue: 4, (DEC 2018), pp:1127-1139
DOI: x
Viewed: (307) times
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Research Article
Title: BEHAVIOR OF RC BUILDING WITH AND WITHOUT INFILL WALL UNDER BLAST LOADING
Authors: Sabiou NAMATA SAIDOU, Ali KOÇAK
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: Regular, Year: 2018, Volume: 36, Issue: 4, (DEC 2018), pp:993-1008
DOI: x
Viewed: (226) times
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Research Article
Title: DESIGN SPATIAL AND NON-SPATIAL DATA MODELLING BASED ON THE LADM STRUCTURE FOR LAND REGISTRY AND CADASTRAL SYSTEM IN TURKEY
Authors: Zeynel Abidin POLAT, Mehmet ALKAN
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: Regular, Year: 2018, Volume: 36, Issue: 4, (DEC 2018), pp:1081-1095
DOI: x
Viewed: (523) times
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Research Article
Title: A RESEARCH ON THE EFFECT OF THE REINFORCEMENT GEOMETRY ON THE SOIL BEARING CAPACITY UNDER THE STRIP FOOTING LOADS
Authors: Payam MAJEDI, Semet ÇELİK, Suat AKBULUT
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: Regular, Year: 2018, Volume: 36, Issue: 4, (DEC 2018), pp:951-960
DOI: x
Viewed: (254) times
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Research Article
Title: A COMBINED DECISION ALGORITHM FOR DIAGNOSING BEARING FAULTS USING ARTIFICIAL INTELLIGENT TECHNIQUES
Authors: Hüseyin Metin ERTUNÇ
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: Regular, Year: 2018, Volume: 36, Issue: 4, (DEC 2018), pp:1235-1253
DOI: x
Viewed: (429) times
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Research Article
Title: MULTI-CRITERIA SUPPLIER SELECTION AND PURCHASE PROBLEM
Authors: Ercan ŞENYİĞİT, Bilal BABAYİĞİT
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: Regular, Year: 2018, Volume: 36, Issue: 4, (DEC 2018), pp:1255-1264
DOI: x
Viewed: (471) times
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Review Article
Title: DIAGNOSIS OF DIABETES MELLITUS USING STATISTICAL METHODS AND MACHINE LEARNING ALGORITHMS
Authors: Ebru PEKEL, Tuncay ÖZCAN
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: Regular, Year: 2018, Volume: 36, Issue: 4, (DEC 2018), pp:1265-1282
DOI: x
Viewed: (818) times
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Research Article
Title: SEMI ACTIVE CONTROL OF FIGHTER JET LANDING GEAR COMPARING WITH PID AND FUZZY LOGIC CONTROLLER EQUIPPED MAGNETORHEOLOGICAL DAMPER
Authors: Ömer Faruk SANCAK, Rahmi GÜÇLÜ
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: Regular, Year: 2018, Volume: 36, Issue: 4, (DEC 2018), pp:1215-1234
DOI: x
Viewed: (479) times
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Research Article
Title: COMPARISON OF FEM SOLUTION WITH ANALYTICAL SOLUTION OF CONTINUOUS AND DISCONTINUOUS CONTACT PROBLEM
Authors: Yusuf KAYA, Alper POLAT, Talat Şükrü ÖZŞAHİN
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: Regular, Year: 2018, Volume: 36, Issue: 4, (DEC 2018), pp:977-992
DOI: x
Viewed: (206) times
Abstract | Full Text| PDF

Research Article
Title: NONLINEAR SEISMIC BEHAVIOR OF A HISTORICAL DAM FOR DIFFERENT SOIL GROUPS
Authors: Musa YETKİN, Yusuf CALAYIR, Erkut SAYIN, Muhammet KARATON
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: Regular, Year: 2018, Volume: 36, Issue: 4, (DEC 2018), pp:1009-1022
DOI: x
Viewed: (215) times
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Research Article
Title: INVESTIGATION OF WEAR BEHAVIORS OF PROSTHETIC MATERIALS ON BALL-DISC EXPERIMENT
Authors: Harun AKKUŞ, Tahsin KAMIŞ, Hayrettin DÜZCÜKOĞLU
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: Regular, Year: 2018, Volume: 36, Issue: 4, (DEC 2018), pp:1175-1180
DOI: x
Viewed: (357) times
Abstract | Full Text| PDF

Research Article
Title: EXPERIMENTAL AND STATISTICAL ANALYSIS ON MACHINABILITY OF NIMONIC80A SUPERALLOY WITH PVD COATED CARBIDE
Authors: Mehmet Erdi KORKMAZ, Mustafa GÜNAY
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: Regular, Year: 2018, Volume: 36, Issue: 4, (DEC 2018), pp:1141-1152
DOI: x
Viewed: (276) times
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Research Article
Title: DETERMINATION OF OPTIMUM CUTTING PARAMETERS ON FREE FORM SURFACES IN TERMS OF FORM ERRORS AND MACHINING TIMES
Authors: Harun YAKA, Halil DEMİR, Arif GÖK, Harun AKKUŞ
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: Regular, Year: 2018, Volume: 36, Issue: 4, (DEC 2018), pp:1153-1164
DOI: x
Viewed: (349) times
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Research Article
Title: ANALYSIS OF THE VIABILITY OF APPLYING THE PRINCIPAL COMPONENTS TECHNIQUE IN MULTIVARIATE DATA FROM TRAFFIC ACCIDENTS
Authors: Maria Lígia CHUERUBIM, Irineu Da SILVA
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: Regular, Year: 2018, Volume: 36, Issue: 4, (DEC 2018), pp:1023-1032
DOI: x
Viewed: (211) times
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Research Article
Title: INVESTIGATION OF MACHINABILITY OF COOLED MICROALLOY STELL IN OIL AFTER THE HOT FORGING WITH COATED AND UNCOATED CBN CUTTING TOOLS
Authors: Barış ÖZLÜ, Halil DEMİR, Mustafa TÜRKMEN, Süleyman GÜNDÜZ
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: Regular, Year: 2018, Volume: 36, Issue: 4, (DEC 2018), pp:1165-1174
DOI: x
Viewed: (325) times
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Research Article
Title: ANALYTICAL AND NUMERICAL STUDY OF MICROPOLAR FLUID FLOW IN A POROUS PLATE DUE TO LINEAR STRETCHING
Authors: Nozar AKBARI, Mosayeb GHOLINIA, Saber GHOLINIA, Soheil DABBAGHIAN, Hossein JAVADI, Davood Domairry GANJI
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: Regular, Year: 2018, Volume: 36, Issue: 4, (DEC 2018), pp:1181-1196
DOI: x
Viewed: (420) times
Abstract | Full Text| PDF

Research Article
Title: INVESTIGATION THE ACCREDITATION PROCESS AND DEVELOPMENT AN OBJECT-ORIENTED DATABASE: CASE STUDY FOR DEPARTMENT OF GEOMATICS ENGINEERING
Authors: Yakup Emre ÇORUHLU, Bayram UZUN
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: Regular, Year: 2018, Volume: 36, Issue: 4, (DEC 2018), pp:1097-1124
DOI: x
Viewed: (457) times
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Research Article
Title: DIRECTIONAL-DEFORMATION ANALYSIS OF CYLINDRICAL STEEL WATER TANKS SUBJECTED TO EL-CENTRO EARTHQUAKE LOADING
Authors: Ali İhsan ÇELİK, Mehmet Metin KÖSE, Tahir AKGÜL, Ahmet Celal ALPAY
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: Regular, Year: 2018, Volume: 36, Issue: 4, (DEC 2018), pp:1033-1046
DOI: x
Viewed: (499) times
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Research Article
Title: SYSTEMATICAL REVIEW ON THE NUMERICAL SIMULATIONS OF LASER POWDER BED ADDITIVE MANUFACTURING
Authors: Melih Cemal KUŞHAN, Özgür POYRAZ, Yağız UZUNONAT, Sezan ORAK
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: Regular, Year: 2018, Volume: 36, Issue: 4, (DEC 2018), pp:1197-1214
DOI: x
Viewed: (853) times
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Research Article
Title: THE MOST APPROPRIATE EARTHQUAKE RECORD GROUPS FOR DYNAMIC ANALYSIS OF A BUILDING
Authors: Barbaros ATMACA, Mustafa ERGUN, Şevket ATEŞ
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: Regular, Year: 2018, Volume: 36, Issue: 4, (DEC 2018), pp:1047-1079
DOI: x
Viewed: (373) times
Abstract | Full Text| PDF

Research Article
Title: PREDICTION OF SURFACE HARDNESS IN A BURNISHING PROCESS USING TAGUCHI METHOD, FUZZY LOGIC MODEL AND REGRESSION ANALYSIS
Authors: Gökhan BAŞAR, Funda KAHRAMAN
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: Regular, Year: 2018, Volume: 36, Issue: 4, (DEC 2018), pp:1283-1295
DOI: x
Viewed: (533) times
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Research Article
Title: DETECTION OF THE COMPLEX GROUND PROBLEMS BY GROUND PENETRATING RADAR: EXAMPLES FROM GÜMÜŞHANE UNIVERSITY
Authors: Mahmut SARI, Serkan ÖZTÜRK
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: Regular, Year: 2018, Volume: 36, Issue: 4, (DEC 2018), pp:1297-1310
DOI: x
Viewed: (692) times
Abstract | Full Text| PDF

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