The Pattern of Microwave Scattering by the Dielectric of Milks

A microwave electric field scattering by a dielectric object had been developed to identify the type of a milk. A simple geometric tomographic system is applied. The milk is placed in a cylindrical tube and emitted with a microwave signal which is described in term of a harmonic function. The scatte...

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Main Authors: Agung Tjahjo Nugroho, Nurul Sa’adah, Bowo Eko Cahyono
Format: Article
Language:Indonesian
Published: Universitas Jember 2022-04-01
Series:Berkala Sainstek
Online Access:https://jurnal.unej.ac.id/index.php/BST/article/view/30155
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author Agung Tjahjo Nugroho
Nurul Sa’adah
Bowo Eko Cahyono
author_facet Agung Tjahjo Nugroho
Nurul Sa’adah
Bowo Eko Cahyono
author_sort Agung Tjahjo Nugroho
collection DOAJ
description A microwave electric field scattering by a dielectric object had been developed to identify the type of a milk. A simple geometric tomographic system is applied. The milk is placed in a cylindrical tube and emitted with a microwave signal which is described in term of a harmonic function. The scattering field anywhere outside the cylinder is quantifed analitycaly in which the unknown coefecients of the analytic function are determined at the surface of the cylinder. Three different type of milks, whole milk, UHT, and skim milk are studied. The incident fields are scanned from 1 GHz to 20 GHz and the scattering fields due to the illumination are quantified in three different locations around the objects. The study shows that the scattering field pattern depent on the the type of the milk. The whole milk produces the lowes and highest magnitude of the scattering field at 2.4 GHz and 4.5 GHz respectively. These frequency points are higher that that produce by the UHT and skim milk.
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spelling doaj.art-1541d50c888742409ce1f95013d031d92023-01-11T00:23:39ZindUniversitas JemberBerkala Sainstek2339-00692022-04-01101172410.19184/bst.v10i1.3015530155The Pattern of Microwave Scattering by the Dielectric of MilksAgung Tjahjo Nugroho0Nurul Sa’adah1Bowo Eko Cahyono2Physics Dept. Mathematics and Natural Science Faculty, Jember of UniversityJurusan Fisika, Fakultas Matematika dan Ilmu Pengetahuan Alam, Universitas JemberJurusan Fisika, Fakultas Matematika dan Ilmu Pengetahuan Alam, Universitas JemberA microwave electric field scattering by a dielectric object had been developed to identify the type of a milk. A simple geometric tomographic system is applied. The milk is placed in a cylindrical tube and emitted with a microwave signal which is described in term of a harmonic function. The scattering field anywhere outside the cylinder is quantifed analitycaly in which the unknown coefecients of the analytic function are determined at the surface of the cylinder. Three different type of milks, whole milk, UHT, and skim milk are studied. The incident fields are scanned from 1 GHz to 20 GHz and the scattering fields due to the illumination are quantified in three different locations around the objects. The study shows that the scattering field pattern depent on the the type of the milk. The whole milk produces the lowes and highest magnitude of the scattering field at 2.4 GHz and 4.5 GHz respectively. These frequency points are higher that that produce by the UHT and skim milk.https://jurnal.unej.ac.id/index.php/BST/article/view/30155
spellingShingle Agung Tjahjo Nugroho
Nurul Sa’adah
Bowo Eko Cahyono
The Pattern of Microwave Scattering by the Dielectric of Milks
Berkala Sainstek
title The Pattern of Microwave Scattering by the Dielectric of Milks
title_full The Pattern of Microwave Scattering by the Dielectric of Milks
title_fullStr The Pattern of Microwave Scattering by the Dielectric of Milks
title_full_unstemmed The Pattern of Microwave Scattering by the Dielectric of Milks
title_short The Pattern of Microwave Scattering by the Dielectric of Milks
title_sort pattern of microwave scattering by the dielectric of milks
url https://jurnal.unej.ac.id/index.php/BST/article/view/30155
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