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Static and dynamic mechanical responses of CaCO3 nanoparticle modified epoxy/carbon fiber nanocomposites

Eskizeybek, Volkan; Ulus, Hasan; Kaybal, Halil B.; Sahin, Omer S.; Avci, Ahmet (ELSEVIER SCI LTD, 2018)

Matrix modification of carbon fiber reinforced polymer composites with nanoparticles is an effective way to improve its matrix dominated properties. After nanoparticle modification, understanding mechanical properties is ...

Statistical analysis of surface roughness in turning process

Akkus, Harun; Yaka, Harun; Ugur, Levent (PAMUKKALE UNIV, 2017)

In this study, for the turning of AISI 1040 steel that has cylindrical shape and hardened up to 46 HRc, Taguchi L-16 experimental design was created according to the parameters of cutting speed, feed rate and cutting depth ...

Statistical order limit points in Riesz spaces

Ilbira, Sabahattin; Aydin, Abdullah (Univ Nis, Fac Sci Math, 2024)

The concept of statistical order convergence of sequences in Riesz spaces was introduced and studied. In the present paper, we define the statistical order limit points of a sequence (xn) as a vector x that is the order ...

Stimuli-responsive diblock copolymer brushes via combination of "click chemistry" and living radical polymerization

Demirci, Serkan; Kinali-Demirci, Selin; Caykara, Tuncer (WILEY-BLACKWELL, 2013)

pH- and temperature-responsive poly(N-isopropylacrylamide-block4-vinylbenzoic acid) (poly(NIPAAm-b-VBA)) diblock copolymer brushes on silicon wafers have been successfully prepared by combining click reaction, single-electron ...

Strengthening shear deficiency in undamaged reinforced concrete beams using innovative 45° mechanical steel stitches

Aksoylu, Ceyhun; Uysal, Yusuf; Ozkilic, Yasin Onuralp; Basaran, Bogachan; Arslan, Musa Hakan (Elsevier Science Inc, 2023)

In this study, beams with insufficient shear capacity were reinforced with U-shaped Mechanical Steel Stitches (MSS), which is an innovative approach. MSSs were applied at an angle of 45 degrees along the shear span on both ...

Streptomyces ureilyticus sp. nov. and Streptomyces mesophilus sp. nov., two novel Actinobacteria with antimicrobial activity isolated from lake sediment

Tokatli, Ali; Idil, Onder; Saygin, Hayrettin; Sahin, Nevzat (Microbiology Soc, 2021)

Two novel Actinobacteria, designated strains YC419(T) and YC504(T), were isolated from a sediment sample collected from Lake Yenicaga, Bolu Province, Turkey. Chemotaxonomic and morphological characteristics of isolates ...

Stress distribution comparisons of foot bones in patient with tibia vara: a finite element study

Ozkan, Arif; Atmaca, Halil; Mutlu, Ibrahim; Celik, Talip; Ugur, Levent; Kisioglu, Yasin (WROCLAW UNIV TECHNOLOGY, 2013)

Blount's disease, or tibia vara, is the most common cause of pathologic genu varum in children and adolescents. Changes in the loading of knee structures such as tibial articular cartilage, menisci and subcondral bone are ...

STRONGLY RADICAL SUPPLEMENTED MODULES

Buyukasik, E.; Turkmen, E. (SPRINGER, 2012)

Zoschinger studied modules whose radicals have supplements and called these modules radical supplemented. Motivated by this, we call a module strongly radical supplemented (briefly srs) if every submodule containing the ...

Structural and Magnetic Properties of Thermal- and Deformation-Induced Martensite in an Fe-27%Ni-4%Mn-1%Zn Alloy

Guler, M.; Aldirmaz, E.; Gul, S.; Gul, I.; Guler, E. (SPRINGER, 2018)

Deformation- and thermal-induced martensite properties were examined according to existing martensite morphology and magnetic properties for same prior austenite homogenization conditions in Fe-27%Ni-4%Mn-1%Zn alloy. ...

Structural Assessment of the Historical Yozgat Clock Tower

Seker, Burcin Senol; Buyukguner, Gizem; Ozkaynak, Merve (Mouloud Mammeri Univ Tizi-Ouzou, 2022)

Many methods and tools have been used to measure time throughout history. People started using mechanical watches instead of sundials and hourglasses because of technological advances. After that, they built clock towers, ...

Structural performance of renovated masonry low bridge in Amasya, Turkey

Cakir, Ferit; Seker, Burcin S. (TECHNO-PRESS, 2015)

Masonry bridges are the vital components of transportation systems. Although these bridges were constructed centuries ago, they have served a purpose from ancient times to the present day. However, the bridges have needed ...

The structural, elastic, electronic and dynamical properties of chalcopyrite semiconductor BeGeAs2 from first-principles calculations

Ciftci, Yasemin O.; Evecen, Meryem; Aldirmaz, Emine (SPRINGER, 2017)

First-principles calculations for the structural, elastic, electronic and vibrational properties of BeGeAs2 with chalcopyrite structure have been reported in the frame work of the density functional theory. The calculated ...

The Structural, Elastic, Electronic, Thermodynamic and Vibrational Properties of Protactinium Monocarbide (PaC) from First-Principles Calculations

Ciftci, Y. O.; Coban, C.; Aydin, S.; Tatar, A.; Evecen, M. (AMER SCIENTIFIC PUBLISHERS, 2016)

The structural, elastic, electronic, thermodynamic, and vibrational properties of protactinium monocarbide (PaC), which crystallizes in NaCl-type phase (B1), were studied by performing ab-initio calculations based on density ...

Structural, vibrational and theoretical studies of anilinium trichloroacetate: New hydrogen bonded molecular crystal with nonlinear optical properties

Tanak, H.; Pawlus, K.; Marchewka, M. K.; Pietraszko, A. (PERGAMON-ELSEVIER SCIENCE LTD, 2014)

In this work, we report a combined experimental and theoretical study on molecular structure, vibrational spectra and NBO analysis of the potential nonlinear optical (NLO) material anilinium trichloroacetate. The FT-IR and ...

Studies on the Alydidae, Rhopalidae and Stenocephalidae (Heteroptera: Coreoidea) species of the Kelkit Valley of Turkey

Dursun, Ahmet (ENTOMOLOGICAL SOC TURKEY, EGE UNIV, 2009)

In this study, 677 adult specimens from Alydidae, Rhopalidae and Stenocephalidae (Heteroptera: Coreoidea), which are from 45 different localities in Kelkit Valley were collected between 2005-2007. By identifying of the ...

STUDIES ON THE COMPARISON OF POLLEN MORPHOLOGY AND VIABILITY OF FOUR NATURALLY DISTRIBUTED AND COMMERCIAL VARIETIES OF ANEMONE CORONARIA L.

Candan, Feyza; Cali, Ilkay Ozturk (PAKISTAN BOTANICAL SOC, 2015)

The present study presents a comparison of the pollen morphology and viability of naturally distributed four varieties of Anemone coronaria L. These are A. coronaria var. coccinea (Jord.) Burn, A. coronaria var. rosea ...