Mehmet Bülent Özer

Department of Mechanical Engineering
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An extended view for acoustofluidic particle manipulation: Scenarios for actuation modes and device resonance phenomenon for bulk-acoustic-wave devicesa)
Özer, Mehmet Bülent; Cetin, Barbaros (2021-04-01)
For the manipulation of microparticles, ultrasonic devices, which employ acoustophoretic forces, have become an essential tool. There exists a widely used analytical expression in the literature which does not account for ...
Development of a method for maximum structural response prediction of a store externally carried by a jet fighter
Kaplan, Engin Metin; Acar, Erdem; Özer, Mehmet Bülent (2021-01-01)
© IMechE 2021.Experimental structural response of equipment mounted in store carried externally by jet type aircraft is investigated, predicted and compared with responses suggested by military standards in this study. A r...
A Novel Artificial Pancreas: Energy Efficient Valveless Piezoelectric Actuated Closed-Loop Insulin Pump for T1DM
Kacar, Alp; Özer, Mehmet Bülent; Tascioglu, Yigit (2020-08-01)
The objective of this work is to develop a closed-loop controlled insulin pump to keep the blood glucose level of Type 1 diabetes mellitus (T1DM) patients in the desired range. In contrast to the existing artificial pancre...
Investigation of effect of design and operating parameters on acoustophoretic particle separation via 3D device-level simulations
Sahin, Mehmet Akif; ÇETİN, BARBAROS; Özer, Mehmet Bülent (Springer Science and Business Media LLC, 2019-12-16)
In the present study, a 3D device-level numerical model is implemented via finite element method to assess the effects of design and operating parameters on the separation performance of a microscale acoustofluidic device....
Computational fluid dynamics and proper orthogonal decomposition based control of flow over supersonic cavities
Gelisli, Kubra Asena; Aradag, Selin; Tascioglu, Yigit; Özer, Mehmet Bülent (2019-01-01)
© 2019, American Institute of Aeronautics and Astronautics Inc, AIAA. All rights reserved.A Computational Fluid Dynamics (CFD) study is conducted to investigate the unsteady, turbulent supersonic cavity flow characteristic...
Kaplan, Engin Metin; Özer, Mehmet Bülent (null; 2017-09-22)
In this study, Experimental Modal Analysis (EMA) of a subsystem carried by a jet aircraft which is in real flight condition is performed. The main purpose of this study is to investigate relationship between vibration resp...
Experimental setup design for liquid sloshing
Tosun, Ufuk; Aghazadeh, Reza; Özer, Mehmet Bülent (2016-10-01)
© JVE INTERNATIONAL LTD.Sloshing problems are highly non-linear problems and obtaining an accurate solution with numerical simulations is difficult and requires long simulation times. For this reason, sloshing experiments ...
3d modeling of on-chip acoustophoretic particle manipulation in a polymer microfluidic device
Çaǧatay, E.; Özer, Mehmet Bülent; Çetin, B. (2016-01-01)
This study focuses on understanding of the sensitivities of the acoustophoretic process on uncertainties/errors in the geometric properties of the chip material and the piezoelectric actuators. The sensitivity of the acous...
Finite element modeling of micro particle separation using ultrasonic standing waves
Süleyman, Büyükkoçak; Çetin, Barbaros; Özer, Mehmet Bülent (2014-08-07)
Acoustophoresis which means separation of particles and cells using acoustic waves is becoming an intensive research subject. The method is based on inducing an ultrasonic compression standing wave inside a microchannel. A...
Fabrication of microfluidic devices for dielectrophoretic and acoustophoretic applications using high precision machining
Soheila, Zenaili; Çetin, Barbaros; Özer, Mehmet Bülent; Süleyman, Büyükkoçak (2014-07-03)
In this study, the fabrication of microfluidic devices for dielectrophoretic and acoustophoretic based applications with high-precision CNC machining has been presented. For both devices, molds out of stainless steel have ...
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