Browsing by Author "3"
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Design and kinematics of a 5-DOF parallel robot for beating heart surgery
Ersoy, Onur; Yıldırım, Mehmet Can; Ahmad, A.; Yirmibesoglu, O. D.; Koroglu, N.; Bebek, Özkan (IEEE, 2019)In this paper, mechanical and electronics design of a lightweight 5-DOF robot, Ozyegin Surgery Robot I (OSI), and it's performance of tracking the heart motion for coronary artery bypass procedure (CABG) are presented. The ... -
Design and modeling of a parallel robot for ultrasound guided percutaneous needle interventions
Orhan, Sabri Orcun; Yildirim, Mehmet Can; Bebek, Özkan (IEEE, 2015)Necessity of precise positioning in percutaneous needle operations enables robotic systems to take part in medical procedures. Researches that have been done until today showed robotic systems increase the accuracy of ... -
Detection of Alzheimer's disease using prosodic cues in conversational speech
Khodabakhsh, Ali; Kuşçuoğlu, Serhan; Demiroğlu, Cenk (IEEE, 2014)Automatic diagnosis of the Alzheimer's disease as well as monitoring of the diagnosed patients can make significant economic impact on societies. We investigated an automatic diagnosis approach through the use of speech ... -
Double U slot patch antenna
Oztuna, Atakan; Kansiz, Ayse; Kaya, Canberk; Saracoglu, Merve; Erboyaci, Ozan; Imeci, T.; Saral, A. (IEEE, 2016)In this paper, we aim to design to simulate `double u slot patch antenna'. Our simulation and experimental investigation aimed to understand the behavior of the two U-slots. It can be used in WiMAX compliant communication ... -
Dual-band gemini-shaped microstrip patch antenna for C-band and X-band applications
Djengomemgoto, Gerard; Altunok, Reha; Karabacak, Cem; İmeci, Ş. T.; Durak, T. (IEEE, 2017)In this paper, a novel single-layer Gemini-shaped patch antenna with dual-band characteristics is presented. The proposed patch antenna, with design operating frequencies of 6.53 GHz and 8.62 GHz, is targeted for applications ... -
Effect of actuator deflection on heat transfer for low and high frequency synthetic jets
Ikhlaq, Muhammad; Ghaffari, Omidreza; Arık, Mehmet (IEEE, 2014)Synthetic jets are being investigated over the last four decades. Researchers have been interested in its unique applications for a wide range of flow control to thermal management of electronics applications. Synthetic ... -
Effect of camera-IMU displacement calibration error on tracking performance
Maxudov, Nekruzjon; Ercan, Ali Özer; Erdem, Tanju (IEEE, 2015)Due to their complementary properties, inertial measurement units (IMU) and cameras are used in ego-motion tracking applications. For this, the relative rotation and displacement between the camera and IMU reference frames ... -
Effect of external stress on the post-aging mechanical properties of rolled magnesium alloys
Mısırlı, Mustafa; Ghobadlou, Alı Hosseınzadeh; Yapıcı, Güney Güven (TANGER Ltd., 2020)In the current study the effects of conventional aging and stress aging on the microstructure and mechanical behavior of warm rolled AZ31 magnesium alloy were investigated. Tensile experiments revealed that the ultimate ... -
Effects of tarragon essential oil on some characteristics of frankfurter type sausages
Kırkın, Celale; Inbat, Seher Melis; Nikolov, Daniel; Yildirim, Sabah (AIMS Press, 2019)Tarragon (Artemisia dracunlus) essential oil was obtained from fresh leaves by hydrodistillation. The isolated essential oil was added to frankfurter type sausages at a concentration of 0.1% (v/w). Samples without the ... -
Eigenvoice speaker adaptation with minimal data for statistical speech synthesis systems using a MAP approach and nearest-neighbors
Mohammadi, Amir; Sarfjoo, Seyyed Saeed; Demiroğlu, Cenk (IEEE, 2014-12)Statistical speech synthesis (SSS) systems have the ability to adapt to a target speaker with a couple of minutes of adaptation data. Developing adaptation algorithms to further reduce the number of adaptation utterances ... -
Electromagnetic properties of doubly charmed baryons in Lattice QCD
Can, K. Utku; Erkol, Güray; Işıldak, Bora; Oka, M.; Takahashi, T. T. (Elsevier, 2013-11-04)We compute the electromagnetic properties of Ξcc baryons in (2+1)-flavor Lattice QCD. By measuring the electric charge and magnetic form factors of Ξcc baryons, we extract the magnetic moments, charge and magnetic radii ... -
Electromagnetic structure of charmed baryons in Lattice QCD
Can, Kadir Utku; Erkol, Güray; Işıldak, Bora; Oka, M.; Takahashi, T. T. (Springer Science+Business Media, 2014-05)As a continuation of our recent work on the electromagnetic properties of the doubly charmed (sic)(cc) baryon, we compute the charge radii and the magnetic moments of the singly charmed Sigma(c), Omega(c) and the doubly ... -
Energy efficiency evaluation of different glazing and shading systems in a school building
Khalaf, Mohammed Abdel Latıf Mustafa; Ashrafian Bonab, Touraj; Demirci, Cem (EDP Sciences, 2019)The energy conversations methods and techniques take a significant role in the energy performance of the buildings. Façade and shading systems are in continuous development, and recent studies are showing the importance ... -
Esnek çalışma mekânlarının çalışan memnuniyetine etkisinin akıllı bir ofis binası örneğinde i̇ncelenmesi
Göçer, Özgür; Karahan, Ebru Ergöz; İlhan, Işıl Oygür (Yıldız Teknik Üniversitesİ, 2018)Çalışma mekânları içinde bulundukları dönemin sosyo-kültürel, ekonomik ve toplumsal yapısı ile şekillenen ortamlardır. Günümüzde, teknolojinin ve sürdürülebilirlik olgusunun yaşam ve iş yapma biçimlerini değiştirmesiyle ... -
eU-OFDM based multiple access for visible light communication networks
Djengomemgoto, Gerard; Narmanlıoğlu, Ömer; Kizilirmak, R. C.; Uysal, Murat (IEEE, 2017)In this paper, we propose a novel protocol for cooperative multiple access in visible light communication (VLC) networks. The proposed protocol exploits the features of enhanced unipolar orthogonal frequency division ... -
Evaluation of infection resistance of biological implants through CMP based micro-patterning
Başım, Gül Bahar; Özdemir, Zeynep; Karagöz, Ayşe (Cambridge University Press, 2012-01)Biomaterials are widely used for dental implants, orthopedic devices, cardiac pacemakers and catheters. One of the main concerns on using bio-implants is the risk of infection on the materials used. In this study, our aim ... -
An experimental and analytical study on the influence of superhydrophobic micro-textured surfaces on liquid wetting phenomena
Salem, Thamer Khalif; Budaklı, M.; Şahan, Oğuz; Arık, Mehmet (Elsevier, 2018-10-20)Controlling dust, particle, gas or liquid attachment or motion over the surfaces is attracting many researchers to reduce losses or reach mission-specific goals. Therefore, researchers have been developing novel surfaces ... -
Experimental investigation of the impact on TCP traffic by hidden video-tagged UDP traffic
Çakmak, Kıvanç; Sunay, Mehmet Oğuz; Ercan, Ali Özer; İlhan, C.; Çakar, C.; Sofuoğlu, Ç. (IEEE, 2017)This paper investigates the impact of video-tagged UDP traffic on best-effort TCP traffic in an experimental setup with a novel observation approach. Our setup consists of three 802.11ac nodes in a hidden node topology, ... -
An experimental study of a bluetooth communication system for robot motion control
Dalgiç, Oğuzhan; Tekin, Ahmet; Uğurlu, Regaip Barkan (IEEE, 2019)This paper presents a method that aims to reduce the complex cabling problem in robotics applications, so as to prevent difficulties in troubleshooting processes and failures in case of cable breaks. Examples in the ... -
An experimental study of impinging synthetic jets for heat transfer augmentation
Ghaffari, Omidreza; Ikhlaq, Muhammad; Arık, Mehmet (World Scientific Publishing Co, 2015-07)According to recent trends in the field of miniature electronics, the need for compact cooling solutions compatible with very thin profiles and small footprint areas is inevitable. Impinging synthetic jets are recognized ...
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