Browsing by Author "Arık, Mehmet"
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Acoustic analysis of an axial fan
Hashım, Hafız Muhammad; Dogruoz, M. B.; Arık, Mehmet (IEEE, 2017)Axial fans are often used in cooling electronic enclosures where low noise levels are highly demanded. Therefore, methods for predicting the noise emitted by an application including single or multiple fans are desirable ... -
Characteristics of low reynolds number steady air jet impingement heat transfer over vertical flat surfaces
He, X.; Lustbader, J. A.; Arık, Mehmet; Sharma, R. (IEEE, 2012)In this paper, heat transfer characteristics of single-slot steady-impinging air jets on a 25.4 mm × 25.4 mm vertical surface were experimentally investigated. The experiments were conducted with four different nozzles ... -
A comparative study on the junction temperature measurements of LEDs with raman spectroscopy, microinfrared (IR) imaging, and Forward voltage methods
Tamdoğan, Enes; Pavlidis, G.; Graham, S.; Arık, Mehmet (IEEE, 2018-11)Energy efficiency, long life, exceptional color, and performance of solid-state light sources have resulted in a rapidly increasing trend in a number of practical applications especially for general lighting after a long ... -
Comparison of synthetic and steady air jets for impingement heat transfer over vertical surfaces
Arık, Mehmet; Sharma, R.; Lustbader, J.; He, X. (IEEE, 2012)Natural convection air cooling is the method of choice for many low-power electronics applications due to cost, availability, and reliability considerations. This method is not only limited to low-power applications, but ... -
A computational and experimental investigation of synthetic jets for cooling of electronics
Arık, Mehmet; Utturkar, Y. V. (The American Society of Mechanical Engineers, 2015-06-01)Seamless advancements in electronics industry resulted in high performance computing. These innovations lead to smaller electronics systems with higher heat fluxes than ever. However, shrinking nature of real estate for ... -
A computational and experimental study on a harsh environment LED system for vehicle exterior lighting applications
Saati Khosroshahi, Ferina; Tüfekçi, C. S.; Arık, Mehmet (IEEE, 2014)Effect of compact thermal packaging approaches and challenges are investigated for a next generation automotive LED lighting. A challenging three-purpose in one (3i1) highly packaged light emitting diodes (LEDs) lighting ... -
A computational study on the momentum and heat transfer distribution of a low frequency round impinging synthetic jet
Ikhlaq, M.; Dogruoz, B.; Ghaffari, O.; Arık, Mehmet (ASME, 2015)Impinging synthetic jets have been considered as a possible solution for cooling miniature structures. It has been shown that synthetic jet performance is sensitive to the distance between the jet nozzle and the target ... -
Conduction-driven cooling of LED-based automotive LED lighting systems for abating local hot spots
Saati, F.; Arık, Mehmet (SPIE, 2018-02)Light-emitting diode (LED)-based automotive lighting systems pose unique challenges, such as dual-side packaging (front side for LEDs and back side for driver electronics circuit), size, harsh ambient, and cooling. Packaging ... -
Controlled thermal design of LED SLIM TV systems
Özaydın, M. C.; Arık, Mehmet (IEEE, 2017)The market trend of global TV industry is nourished due to recent advancements in optical component technology and user expectations. Due to strong market requirement for slimmer mechanical designs (<;10mm) and increased ... -
Developing a standard measurement and calculation procedure for high brightness LED junction temperature
Arık, Mehmet; Kulkarni, K. S.; Royce, C.; Weaver, S. (2014)White light emitting diodes (LEDs) are appearing in general illumination applications. Clusters of such LEDs can replace an incandescent light bulb of equal luminosity on the merit of considerably low power consumption. ... -
Development of figure of merits for energy efficient LED lighting systems
Inan, Muhammed Nasir; Arık, Mehmet (IEEE, 2014)Energy has been identified as one of the most important problems during the last few years. While energy generation and new energy resources are critical, energy efficiency in production, transportation and utilization are ... -
Development of various corner-lit backlighting concepts in an advanced smart LED TV
Karslı, K. (2015-01)CCFL (Cold Cathode Florescent Lamp) based LCD (Liquid Crystal Display) TVs are replaced by Smart LED TVs with the help of recent improvements of the LED (Light Emitting Diode), electronics and information technologies. ... -
Direct liquid cooling of high flux LED systems: hot spot abatement
Tamdoğan, Enes; Arık, Mehmet; Doğruöz, M. B. (ASME, 2013)With the recent advances in wide band gap device technology, solid-state lighting (SSL) has become favorable for many lighting applications due to energy savings, long life, green nature for environment, and exceptional ... -
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 direct liquid cooling on light emitting diode local hot spots: Natural convection immersion cooling
Tamdoğan, Enes; Arık, Mehmet (Begell House Inc., 2014)The increased popularity of solid state systems with the technological developments have led them to be a favorable choice for many lighting applications besides electronics. However, the development of denser high lumen ... -
Effect of direct liquid cooling on the light emitting diode local hot spots? A computational and experimental study
Tamdoğan, Enes; Arık, Mehmet (Begell House Inc, 2014)The increased popularity of solid state systems with the technological developments have led them to be a favorable choice for many lighting applications besides electronics. However, the development of denser high lumen ... -
Effect of optical design on the thermal management for the smart tv led backlight systems
Karslı, K.; Arık, Mehmet (IEEE, 2014)Due to recent advances in electronics, lighting and communication technologies, SMART Televisions (TV) have become more affordable, and are rapidly eplacing old-fashioned LCD (liquid crystal display) TV technologies. These ... -
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 ... -
An experimental and computational investigation of a thin piezofan cooler
Dogruoz, M. B.; Arık, Mehmet; Parsa, Shadi (IEEE, 2017)Recent trends in electronic cooling systems are targeted towards a reduction in size, therefore small form factor/miniature cooling devices are of interest to various applications. Among these devices are piezoelectric ... -
An experimental and computational study on efficiency of white LED packages with a thermocaloric approach
Yuruker, S. U.; Tamdogan, Enes; Arık, Mehmet (IEEE, 2017)Thermal management of light-emitting diode (LED) chips is crucial for light extraction and lifetime. It is well known that the light output of an LED decreases with the elevated temperatures. For higher light extraction, ...
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