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Multifunctional Hybrid Fe2O3-Au Nanoparticles for Efficient Plasmonic Heating

Multifunctional Hybrid Fe₂O₃-Au Nanoparticles for Efficient Plasmonic Heating

Published on: February 20, 2016

Radiative properties of dense nanofluids.

Wei Wei¹, Andrei G Fedorov, Zhongyang Luo

¹State Key Laboratory of Clean Energy Utilization, Zhejiang University, Hangzhou, Zhejiang 310027, China.

|September 5, 2012

Summary

This study investigates radiative properties of dense nanofluids. A new method accurately predicts spectral radiative properties, aligning well with experimental data for improved thermal management applications.

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Area of Science:

Nanofluids
Radiative Heat Transfer
Optical Properties

Background:

Nanofluids require consideration of nanoparticle scattering and absorption, alongside fluid absorption.
Accurate prediction of radiative properties is crucial for thermal applications.

Purpose of the Study:

To investigate and compare models for predicting radiative properties of dense nanofluids.
To develop a new, accurate method for calculating spectral radiative properties of nanofluids.

Main Methods:

Comparison of five existing models for radiative properties.
Calculation of spectral absorption and scattering coefficients.
Computation of apparent transmittance including interface reflections.

Main Results:

Evaluation of the applicability of different radiative property models.
Quantitative comparison of model predictions with experimental literature data.
Demonstration of a new method's good agreement with experimental results.

Conclusions:

Existing models have limitations in predicting nanofluid radiative properties.
The proposed new method offers improved accuracy for dense nanofluids.
Accurate radiative property prediction is essential for optimizing nanofluid-based systems.