Yazar "Niş, Anıl" için listeleme
-
Combined effect of using steel fibers and demolition waste aggregates on the performance of fly ash/slag based geopolymer concrete
Lakew, Asfaw Mekonnen; Canpolat, Orhan; Al-Mashhadani, Mukhallad M.; Uysal, Mücteba; Niş, Anıl; Aygörmez, Yurdakul; Bayati, Mohammad (TAYLOR & FRANCIS LTD, 2-4 PARK SQUARE, MILTON PARK, ABINGDON OR14 4RN, OXON, ENGLAND, 2023)Developing sustainable construction products has been showing a rising trend recently. Geopolymer composites are remarkable binding materials fabricated based on recycling and sustainability. In this paper, an experimental ... -
The Compressive Strength Development of Alkali Activated Fly Ash/Slag Concretes with Different Alkali Activator Ratios
Niş, Anıl (İstanbul Gelişim Üniversitesi Yayınları / Istanbul Gelisim University Press, 2019-6-30)Recently, geopolymer or alkali-activated concrete takes great attention due to low carbon footprint since fly ash and ground granulated blast furnace slag (industrial by-product materials) has been utilized as binder ... -
Compressive Strength Performance of Alkali Activated Concretes under Different Curing Conditions
Niş, Anıl; Altındal, İlhan (BUDAPEST UNIV TECHNOLOGY ECONOMICS, PERIODICA POLYTECHNICA, BUDAPEST 1521, HUNGARY, 2021)This study investigated the influence of different curing conditions on the compressive strength (CS) of the different alkali activated concrete (AAC) specimens at the ages of 2, 28, and 90 days for the structural utilization ... -
Corrosion and Chloride Diffusivity of Reinforced Concrete Cracked under Sustained Flexure
Özyurt, Nilüfer; Söylev, Tayfun Altuğ; Özturan, Turan; Pehlivan, Ahmet Onur; Niş, Anıl (TMMOB İnşaat Mühendisleri Odası, 2020)This research discusses the chloride diffusivity of concrete as well as corrosion performance of rebars in cracked and uncracked states. Prismatic concrete specimens with two water-tocement ratios, two concrete cover ... -
Development of fly ash/slag based self-compacting geopolymer concrete using nano-silica and steel fiber
Gülşan, Mehmet Eren; Alzeebaree, Radhwan; Rasheed, Ayad Ali; Niş, Anıl; Kurtoğlu, Ahmet Emin (ELSEVIER SCI LTD, THE BOULEVARD, LANGFORD LANE, KIDLINGTON, OXFORD OX5 1GB, OXON, ENGLAND, 2019)This study investigates the simultaneous effect of nano-silica and steel fiber on the fresh and hardened state performance of self-compacting geopolymer concretes (SCGC). For this purpose, self-compacting geopolymer ... -
Durability performance of alkali-activated concretes exposed to sulfuric acid attack
Niş, Anıl; Bilenler Altundal, Melis (PONTIFICIA UNIV CATOLICA CHILE, ESCUELA CONSTRUCCION CIVILAV VICUNA MACKENNA 4860, SANTIAGO 0000, CHILE, 2023)In this research, chemical durability performances of the alkali-activated slag (AAS), 50% ground granulated blast furnace slag and 50% fly ash (AFS), ordinary Portland cement (OPC), and geopolymer (GPC) concretes were ... -
Effect of nano-silica on the chemical durability and mechanical performance of fly ash based geopolymer concrete
Çevik, Abdulkadir; Alzeebaree, Radhwan; Humur, Ghassan; Niş, Anıl; Gülşan, Mehmet Eren (ELSEVIER SCI LTD, THE BOULEVARD, LANGFORD LANE, KIDLINGTON, OXFORD OX5 1GB, OXON, ENGLAND, 2018)In this study, the effect of nano silica on the short term severe durability performance of fly ash based geopolymer concrete (GPC) specimens was investigated. Four types of GPC were produced with two types of low calcium ... -
Effects of nanosilica and steel fibers on the impact resistance of slag based self-compacting alkali-activated concrete
Niş, Anıl; Eren, Necip Altay; Çevik, Abdulkadir (ELSEVIER SCI LTD, THE BOULEVARD, LANGFORD LANE, KIDLINGTON, OXFORD OX5 1GB, OXON, ENGLAND, 2021)In this research, the effects of nanosilica and steel fibers on the impact resistance of ground granulated blast furnace slag based self-compacting alkali-activated concrete were investigated. Nanosilica volume fraction ... -
The Effects of Recycled Tire Rubbers and Steel Fibers on the Performance of Self-compacting Alkali Activated Concrete
Eren, Necip Altay; Alzeebaree, Radhwan; Çevik, Abdulkadir; Niş, Anıl; Mohammedameen, Alaa; Gülşan, Mehmet Eren (BUDAPEST UNIV TECHNOLOGY ECONOMICS, PERIODICA POLYTECHNICA, BUDAPEST 1521, HUNGARY, 2021)In this study, the effects of recycled tire rubbers (RTR) and steel fiber (SF) on the fresh and hardened state properties of the self-compacted alkali activated concrete (SCAAC) were investigated. The ground granulated ... -
Effects of recycled tyre rubber and steel fibre on the impact resistance of slag-based self-compacting alkali-activated concrete
Niş, Anıl; Eren, Necip Altay; Çevik, Abdulkadir (TAYLOR & FRANCIS LTD, 2-4 PARK SQUARE, MILTON PARK, ABINGDON OR14 4RN, OXON, ENGLAND, 2023)Accumulation of waste tyres causes an environmental disaster because of the rapid rise in transport vehicle demand resulting from modern developments, Covid-19 and similar pandemics. Thus, recycling waste tyres in the form ... -
Effects of sulphuric acid on mechanical and durability properties of ECC confined by FRP fabrics
Gülşan, Mehmet Eren; Mohammedameen, Alaa; Şahmaran, Mustafa; Niş, Anıl; Alzeebaree, Radhwan; Çevik, Abdulkadir (TECHNO-PRESS, PO BOX 33, YUSEONG, DAEJEON 305-600, SOUTH KOREA, 2018)In this study, the effects of sulphuric acid on the mechanical performance and the durability of Engineered Cementitious Composites (ECC) specimens were investigated. The carbon fiber reinforced polymer (CFRP) and basalt ... -
Evaluation of slag/fly ash based geopolymer concrete with steel, polypropylene and polyamide fibers
Kuranlı, Ömer Faruk; Uysal, Mücteba; Abbas, Mele Tidjani; Çoşgun, Turgay; Niş, Anıl; Aygörmez, Yurdakul; Canpolat, Orhan; Al-Mashhadani, Mukhallad M. (ELSEVIER SCI LTD, THE BOULEVARD, LANGFORD LANE, KIDLINGTON, OXFORD OX5 1GB, OXON, ENGLAND, 2022)Geopolymer composites have become an essential product to reduce CO2 emissions, which is an important problem today and ensures green sustainability. With the increasing concerns with global climate change, studies on ... -
Mechanical and durability performance of FRP confined and unconfined strain hardening cementitious composites exposed to sulfate attack
Mohammedameen, Alaa; Gülşan, Mehmet Eren; Alzeebaree, Radhwan; Çevik, Abdulkadir; Niş, Anıl (ELSEVIER SCI LTD, THE BOULEVARD, LANGFORD LANE, KIDLINGTON, OXFORD OX5 1GB, OXON, ENGLAND, 2019)In this study, the performance of Fiber Reinforced Polymer (FRP) confined and unconfined Strain Hardening Cementitious Composite (SHCC) specimens exposed to sulfate attack under static and cyclic loading were investigated. ... -
Mechanical and durability properties of steel, polypropylene and polyamide fiber reinforced slag-based alkali-activated concrete
Kuranlı, Ömer Faruk; Uysal, Mücteba; Abbas, Mele Tidjani; Çoşgun, Turgay; Niş, Anıl; Aygörmez, Yurdakul; Canpolat, Orhan; Al-Mashhadani, Mukhallad M. (TAYLOR & FRANCIS LTD, 2-4 PARK SQUARE, MILTON PARK, ABINGDON OR14 4RN, OXON, ENGLAND, 2023)Alkali-activated composites are significant materials in reducing CO2 emissions and ensuring sustainability. With the increasing concerns about climate change globally, the interest in alkali-activated materials has ... -
Mechanical and Electromagnetic Properties of Self-Compacted Geopolymer Concretes With Nano Silica and Steel Fiber Additives
Hasar, Uğur Cem; Eren, Necip Altay; Öztürk, Hamdullah; İzgınlı, Mücahit; Korkmaz, Hüseyin; Çevik, Abdulkadir; Niş, Anıl; Irshidat, Mohammad R. (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 445 HOES LANE, PISCATAWAY, NJ 08855-4141, 2022)Mechanical and electromagnetic properties (over 2–16 GHz) of self-compacted geopolymer concrete (SCGC) samples with different amounts of nanosilica (NS) and steel-fiber (SF) have been examined. From the mechanical tests, ... -
Mechanical behavior of fiber reinforced slag-based geopolymer mortars incorporating artificial lightweight aggregate exposed to elevated temperatures
Kadhim, Sarah; Çevik, Abdulkadir; Niş, Anıl; Bakbak, Derya; Aljanabi, Maysam (ELSEVIER SCI LTD, THE BOULEVARD, LANGFORD LANE, KIDLINGTON, OXFORD OX5 1GB, OXON, ENGLAND, 2022)The present research investigates the effects of artificial lightweight aggregate (ALWA) and polyvinyl alcohol (PVA) fiber utilization on the mechanical performance of slag-based lightweight geopolymer mortar (LGPM) specimens ... -
Mechanical Properties of Steel Fiber Reinforced Self-Compacting Concrete
Niş, Anıl (İstanbul Gelişim Üniversitesi Yayınları / Istanbul Gelisim University Press, 2018-03-01)In this study, steel fiber reinforced self-compacting concrete (SFR-SCC) specimens were examined by considering the effects of different parameters on the material performance and to promote the use of fiber materials in ... -
Mineral katkılı betonların kimyasal durabilitesinin toplam bağlayıcı miktarı ve eşdeğer su/çimento parametreleriyle beraber incelenmesi
Niş, Anıl (Balıkesir Üniversitesi, 2019)Bu çalışmada değişik mineral katkılar içeren farklı betonların hava, %3,5 deniz suyu ve %5 sülfürik asit ortamlarında durabilite performansı toplam bağlayıcı miktarı ve eşdeğer su/çimento oranı parametreleri ile beraber ... -
Performance of FRP confined and unconfined geopolymer concrete exposed to sulfate attacks
Alzeebaree, Radhwan; Gülşan, Mehmet Eren; Niş, Anıl; Mohammedameen, Alaa; Çevik, Abdulkadir (TECHNO-PRESSPO BOX 33, YUSEONG, DAEJEON 305-600, SOUTH KOREA, 2018)In this study, the effects of magnesium sulfate on the mechanical performance and the durability of confined and unconfined geopolymer concrete (GPC) specimens were investigated. The carbon and basalt fiber reinforced ... -
Pumice Aggregate Based Lightweight Concretes under Sulfuric Acid Environment
Niş, Anıl; Al Antaki, Taha Salah Wahhab (SERBAN SOLACOLU FOUNDATION, STR GHEORGHE POLIZU NR 1, COD 011061 SECTOR 1, BUCUREST 00000, ROMANIA, 2022)In this study, volcanic pumice aggregate incorporated different lightweight concretes (LWC) were investigated under a 5% sulfuric acid environment. For this purpose; OPC, OPC-FA, OPC-S, OPC-FA+S with 0%, 50%, and 100% ...