Results 1 to 10 of about 19,059 (257)

Acclimatization through thermal diffusivity tuning of coconut oil – A mode mismatched dual-beam thermal lens study [PDF]

open access: yesJournal of Ayurveda and Integrative Medicine, 2022
Background: Ayurvedic medicinal oils traditionally prepared by blending herbal extracts in different compositions are commonly used for treatment and improving health.
Vimal Raj, M.S. Swapna, S. Sankararaman
doaj   +2 more sources

Effective Thermal Diffusivity Measurement Using Through-Transmission Pulsed Thermography: Extending the Current Practice by Incorporating Multi-Parameter Optimisation [PDF]

open access: yesSensors
Through-transmission pulsed thermography (PT) is an effective non-destructive testing (NDT) technique for assessing material thermal diffusivity. However, the current literature indicates that the technique has lagged behind the reflection mode in terms ...
Zain Ali, Sri Addepalli, Yifan Zhao
doaj   +2 more sources

In-Plane Thermal Diffusivity Measurements of Polyethersulfone Woven Textiles by Infrared Thermography [PDF]

open access: yesSensors, 2022
Lock-in thermography was applied to the measurement of the in-plane thermal diffusivity of three polyethersulfone (PES) textiles characterized by different weaving pattern as well as different mass density of interlacing fibers.
Mariacristina Larciprete   +5 more
doaj   +2 more sources

Optimizing thermal diffusivity measurements for fluids with accessible 3D printing and Arduino-based temperature control [PDF]

open access: yesHardwareX
This study introduces an instrument to measure thermal diffusivity in fluids, called a Thermal Wave Resonator Cavity, constructed via additive manufacturing (3D printing) and significantly improved by integrating a temperature control system developed ...
Miguel Ceja-Morales   +6 more
doaj   +2 more sources

Thermal Wavelength Measurement of Nanofluid in an Optical-Fiber Thermal Wave Cavity Technique to Determine the Thermal Diffusivity [PDF]

open access: yesThe Scientific World Journal, 2018
The application of optical-fiber thermal wave cavity (OF-TWC) technique was investigated to measure the thermal diffusivity of Ag nanofluids. The thermal diffusivity was obtained by measuring the thermal wavelength of sample in a cavity scan mode.
Monir Noroozi   +3 more
doaj   +2 more sources

Influence of Density and Water Content on The Thermal Diffusivity of Wood Chips [PDF]

open access: yesE3S Web of Conferences, 2021
The use of agro-industrial residues are currently experiencing an undeniable revival of interest in developing fully renewable insulation materials, that can be competitive in price and performance, in addition of low embodied energy.
Zine Oussama   +4 more
doaj   +1 more source

Thermal Properties of Recycle Aggregate Concrete with Different Densities [PDF]

open access: yesEngineering and Technology Journal, 2015
The present research intended to determine thermal properties (thermalconductivity, thermal diffusivity and specific heat) of concrete manufactured by recycle waste of clay brick and thermostone for using it as aggregate after crushing process.
Amer M. Ibrahim   +2 more
doaj   +1 more source

Equivalent thermal diffusivity of natural and recycled aggregate concrete at temperature up to 350 ⁰C

open access: yesActa Polytechnica CTU Proceedings, 2022
The paper presents the evolution of equivalent thermal diffusivity with temperature of concretes with natural coarse aggregates and recycled concrete aggregates.
Izabela Hager   +4 more
doaj   +1 more source

Characteristics and Prediction of the Thermal Diffusivity of Sandy Soil

open access: yesEnergies, 2022
Revealing the variation law of thermal diffusivity of sandy soil can provide a theoretical basis for the engineering design and construction in cold and arid regions.
Baoming Dai   +4 more
doaj   +1 more source

Phase transitions and their effects on the thermal diffusivity behaviour of some SiO2 polymorphs [PDF]

open access: yesCerâmica, 2002
Thermal diffusivity is a material physical property important in all problems involving non-steady state heat transfer calculations, being a decisive parameter in the response of materials subjected to thermal shock.
J. B. Baldo, W. N. dos Santos
doaj   +1 more source

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