Browsing Mechanical Engineering by Title
Now showing items 417-436 of 465
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Special issue on the Third International Workshop on Nano-micro Thermal Radiation (NanoRad’17)
(Elsevier, 2019-11)N/A -
Spectral tuning of near-field radiative heat flux between two thin silicon carbide films
(Institute of Physics, 2010)Spectral distributions of radiative heat flux between two thin silicon carbide films separated by sub-wavelength distances in vacuum are analysed. An analytical expression for the near-field flux between two layers of ... -
Spreading behavior of droplets impacting over substrates with varying surface topographies
(Elsevier, 2020-12-05)Droplet interaction with solid surface plays an important role in a number of practical applications such as thermal management systems, steel production, painting, prevention of impurit deposition, and formation of ... -
A stability analysis for the acceleration-based robust position control of robot manipulators via disturbance observer
(IEEE, 2018-10)This paper proposes a new nonlinear stability analysis for the acceleration-based robust position control of robot manipulators by using disturbance observer (DOb). It is shown that if the nominal inertia matrix is properly ... -
Stable control of force, position, and stiffness for robot joints powered via pneumatic muscles
(IEEE, 2019-12)This paper proposes a novel controller framework for antagonistically driven pneumatic artificial muscle (PAM) actuators. The proposed controller can be stably configured in both torque-stiffness control and position-stiffness ... -
Static and dynamic analyses for the exergetic, exergoeconomic and environmental assessment of a high-performance building
(Inderscience Enterprises Ltd., 2018)This paper presents an exergetic, exergoeconomic and environmental assessment of an existing high-performance building using both static and dynamic analyses. The IEA ECBCS framework is adopted for exergy analysis, whereas ... -
Steady and unsteady air impingement heat transfer for electronics cooling applications
(ASME, 2013)This paper focuses on two forced convection methods—steady jet flow and pulsating flow by synthetic jets—that can be used in applications requiring significant amounts of heat removal from electronics components. Given the ... -
Studies on slurry design fundamentals for advanced CMP applications
(ECS, 2013)New developments and device performance requirements in microelectronics industry add to the challenges in chemical mechanical planarization (CMP) process. One of the recently introduced materials is germanium which enables ... -
Study on the refrigerator bottom cabinet cavity acoustic behavior
(International Institute of Acoustics and Vibrations, 2014)Recently, sound comfort has become important in residential houses and noise emission is a distinctive feature for the selection of the home appliances in the same energy class. Refrigerators run continuously when it is ... -
Subcooled flow boiling heat transfer of γ-Al2O3/water nanofluids in horizontal microtubes and the effect of surface characteristics and nanoparticle deposition
(Elsevier, 2017)In this study, subcooled flow boiling heat transfer characteristics of nanofluids were investigated at micro scale. For this purpose, the effect of γ-Al2O3 (gamma-alumina) nanoparticles with an average solid diameter of ... -
Surface characterization driven CMP optimization for gallium nitride
(ECS, 2016)Gallium nitride is a hard and chemically inert material demoting high material removal rates in the chemical mechanical planarization (CMP) applications. This paper focuses on the optimization of the process conditions to ... -
Surface characterization of textiles for optimization of functional polymeric nano-capsule attachment
(Carl Hanser Verlag, 2019-09)Surface properties of textiles play an essential role in their functionalization with micro/nanometer-sized polymeric capsules containing active agents that can provide controlled release. The attached capsules provide ... -
Surface waves and atomic force microscope probe-particle near-field coupling: discrete dipole approximation with surface interaction
(Optics InfoBase, 2010-10)Evanescent waves on a surface form due to the collective motion of charges within the medium. They do not carry any energy away from the surface and decay exponentially as a function of the distance. However, if there is ... -
Surfactant mediated slurry formulations for Ge CMP applications
(Cambridge University Press, 2013)In this study, slurry formulations in the presence of self-assembled surfactant structures were investigated for Ge/SiO2 CMP applications in the absence and presence of oxidizers. Both anionic (sodium dodecyl sulfate-SDS) ... -
Swelling phenomenon in rubber weatherstrip manufacturing under real process conditions imposed in a commercial extrusion line
(Springer, 2023-01-06)We investigated the swelling under different process and boundary conditions in a commercial weatherstrip extrusion line. For the experimental investigations, we used two extrusion-dies and three compounds. An in-situ laser ... -
Synthetic jet cooling technology for electronics thermal management - A critical review
(IEEE, 2021-08)Effective removal of excess heat from electronics equipment is the key to its intended functionality. A Defense Advanced Research Projects Agency (DARPA) hard problem is proposed in microtechnologies for the air-cooled ... -
T-matrix method for modelling optical tweezers
(Taylor & Francis, 2011)We review the use of the T-matrix description of scattering, or the T-matrix method, for the calculation of optical forces and torques, especially for the computational modelling of optical tweezers. We consider both simple ... -
Tailoring silica nanotribology for CMP slurry optimization: Ca2+ cation competition in C12TAB mediated lubrication
(ACS, 2010-04-12)Self-assembled surfactant structures at the solid/liquid interface have been shown to act as nanoparticulate dispersants and are capable of providing a highly effective, self-healing boundary lubrication layer in aqueous ... -
Temperature-dependent particle stability behavior and its effect on radiative transfer in water/SiO2 nanofluids
(Yildiz Technical University, 2021-09)Radiative transfer is one of the methods of energy transport that includes in a wide range of applications and we feel it in our daily lives. Thermal radiation transfer plays an effective role in the utilization of renewable ... -
Tepki kuvveti gözetleyici tabanlı tork kontrolü
(Gazi Üniversitesi, 2021-12)In this article, a reaction force observer-based torque controller was designed and experimentally implemented to a non-backdrivable actuator unit. Torque control is of importance when considering physical human-robot ...
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