Browsing Mechanical Engineering by Title
Now showing items 361-380 of 465
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The photocatalytic effects of textile materials treated with TiO2 and Fe/TiO2
(Institutul Naţional de Cercetare-Dezvoltare pentru Textile şi Pielărie, 2015)The research has been focused on the photocatalytic activity of the textile materials treated with TiO2 and TiO2 iron doped by pad-dry-cure and cationization - pad-dry-cure. The fabrics have been exposed to UV and visible ... -
Plasmon coupling between complex gold nanostructures and a dielectric substrate
(The Optical Society, 2018-10-20)Intercoupling of an incident electric field in metal nanoparticles causes asymmetric distribution of surface charges, which eventuates in shifting of the surface plasmon resonance frequency. This feature can be used in ... -
Plasmonic responses of metallic/dielectric core-shell nanoparticles on a dielectric substrate
(IOP Publishing, 2019-06)The effect of material selection on the plasmonic response and local absorption are evaluated for core- shell nanoparticles placed over a BK7 glass substrate. Eight different core-shell pairs are studied using the vectorized ... -
Polarization imaging of multiply-scattered radiation based on integral-vector Monte Carlo method
(Elsevier, 2010-01)A new integral-vector Monte Carlo method (IVMCM) is developed to analyze the transfer of polarized radiation in 3D multiple scattering particle-laden media. The method is based on a “successive order of scattering series” ... -
Polyethylenimine modified and non-modified polymeric micelles used for nasal administration of carvedilol
(American Scientific Publishers, 2015)This study evaluates the ability of polyethylenimine-modified and non-modified polymeric micelles to enhance permeation through the nasal mucosa for a highly hydrophobic model drug. Carvedilol was loaded into polyethylen ... -
Polymer-particle enhanced visible light range photocatalytic activity on textile applications
(Hosokawa Powder Technology Foundation, 2021)Extension of photocatalytic activity within the visible light range has an immense importance on the ability of manufacturing self-cleaning textiles that are active indoors. This study focuses on assisting problems, which ... -
Pool boiling critical heat flux in dielectric liquids and nanofluids
(Elsevier, 2011)With the recent advances in consumer and power electronics, efficient thermal management of high heat flux components has taken on new urgency. While its inherent advantages have made air cooling the method of choice for ... -
Pool boiling heat transfer in dielectric fluids and impact of surfaces on the repeatability
(ASME, 2022)This study presents an experimental investigation on the nucleate boiling heat transfer (NBHT) in deionized (DI) water and HFE-7100 on bare copper surfaces. The experiments were performed under atmospheric condition at 0 ... -
A preconditioned multigrid for simulation of atmospheric flow and wind turbine wakes
(Elsevier, 2015-11-20)This paper demonstrates a low Mach number preconditioning formulation for high Reynolds number, low Mach number atmospheric flows. The preconditioning is implemented together with multigrid approach into a multistage solver ... -
Predicting heat transfer for low- and high-frequency central-orifice synthetic jets
(IEEE, 2016-04)As electronic devices are becoming more compact each day, the more effective and efficient active cooling technologies are needed. Microfluidic devices, such as synthetic jets, serve as a potential candidate to fulfill the ... -
Predicting heat transfer from unsteady synthetic jets
(ASME, 2012-05-31)Synthetic jets are piezo-driven, small-scale, pulsating devices capable of producing highly turbulent jets formed by periodic entrainment and expulsion of the fluid in which they are embedded. The compactness of these ... -
Predicting the performance of pressure-swirl atomizers
(Begell House Inc., 2018)The purpose of this study is to evaluate the semiempirical correlations that are found in the literature by comparing them with all of the applicable experimental data that are also taken from the literature. Presentation ... -
A prelude to the fundamentals and applications of radiation transfer
(Springer Nature, 2018)Radiation transfer is one of the three pillars of heat transfer processes, along with conduction and convection. It is essential for any high-temperature industrial process taking place in combustion chambers, flames and ... -
Pressure drop and heat transfer characteristics of nanofluids in horizontal microtubes under thermally developing flow conditions
(Elsevier, 2015-10)This study presents pressure drop and heat transfer characteristics of water based nanofluids with TiO2 and Al2O3 nanoparticles of various mass fractions in horizontal smooth hypodermic microtubes with an outer diameter ... -
Preview control-based jumping and spot-jogging trajectory generation for quadruped robots
(IEEE, 2023)This work presents a vertical center of mass (CoM) trajectory generation approach based on preview control for quadruped robots to accomplish agile locomotion tasks such as jumping and jogging. Conventionally, preview ... -
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Promoting photocatalytic cleaning efficiency of textile finishing solutions with nanoboron as a p‐type dopant
(Wiley, 2019-12-18)Boron is a commonly used p-type dopant for semiconductor and photonic applications. In this study, standard photocatalytic titanium dioxide (TiO2) particles were doped with nanosized boron particles and coated on textiles ... -
Proof of concept for robot-aided upper limb rehabilitation using disturbance observers
(IEEE, 2015-02)This paper presents a wearable upper body exoskeleton system with a model-based compensation control framework to support robot-aided shoulder-elbow rehabilitation and power assistance tasks. To eliminate the need for EMG ... -
Publisher correction: A biomimicry design for nanoscale radiative cooling applications inspired by Morpho didius butterfly
(2019-02-26)A correction to this article has been published and is linked from the HTML and PDF versions of this paper. The error has been fixed in the paper. The original PDF version of this Article contained a truncated Figure 4. ... -
PVA/gelatin-based hydrogel coating of nickel-titanium alloy for improved tissue-implant interface
(Springer, 2021-05)Nickel-titanium shape memory alloys have attracted notable interest for biomedical applications due to their unique properties. However, there are still some concerns on the potential release of nickel ions causing adverse ...
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