Update 2022-02-21 20:42
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<!-- 2022-02-21 Mon 10:33 -->
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<!-- 2022-02-21 Mon 20:41 -->
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width, initial-scale=1">
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<title>Pre-Quantum Electrodynamics</title>
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@@ -706,28 +706,41 @@ Table of contents
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</summary>
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<ul>
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<li>
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<a href="./emsm_esm_p.html#emsm_esm_p">Polarization</a><span class="headline-id">emsm.esm.p</span>
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</li>
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<li>
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<a href="./emsm_esm_di.html#emsm_esm_di">Dielectrics</a><span class="headline-id">emsm.esm.di</span>
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</li>
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<li>
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<details>
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<summary>
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<a href="./emsm_esm_fpo.html#emsm_esm_fpo">The Field of a Polarized Object</a><span class="headline-id">emsm.esm.fpo</span>
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<a href="./emsm_esm_mE.html#emsm_esm_mE">Matter Bathed in E Fields; Polarization</a><span class="headline-id">emsm.esm.mE</span>
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</summary>
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<ul>
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<li>
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<a href="./emsm_esm_fpo_pibc.html#emsm_esm_fpo_pibc">Physical Interpretation of Bound Charges</a><span class="headline-id">emsm.esm.fpo.pibc</span>
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<a href="./emsm_esm_mE_o.html#emsm_esm_mE_o">Overview</a><span class="headline-id">emsm.esm.mE.o</span>
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</li>
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<li>
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<a href="./emsm_esm_fpo_fid.html#emsm_esm_fpo_fid">The Field Inside a Dielectric</a><span class="headline-id">emsm.esm.fpo.fid</span>
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<a href="./emsm_esm_mE_P.html#emsm_esm_mE_P">Polarization</a><span class="headline-id">emsm.esm.mE.P</span>
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</li>
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</ul>
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</details>
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</li>
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<li>
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<details>
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<summary>
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<a href="./emsm_esm_po.html#emsm_esm_po">Polarized Objects; Bound Charges</a><span class="headline-id">emsm.esm.po</span>
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</summary>
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<ul>
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<li>
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<a href="./emsm_esm_po_pibc.html#emsm_esm_po_pibc">Physical Interpretation of Bound Charges</a><span class="headline-id">emsm.esm.po.pibc</span>
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</li>
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<li>
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<a href="./emsm_esm_po_fid.html#emsm_esm_po_fid">The Field Inside a Dielectric</a><span class="headline-id">emsm.esm.po.fid</span>
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</li>
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@@ -750,18 +763,34 @@ Table of contents
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</ul>
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</details>
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</li>
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<li>
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<a href="./emsm_esm_di.html#emsm_esm_di">Dielectrics</a><span class="headline-id">emsm.esm.di</span>
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</li>
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<li>
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<details>
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<summary>
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<a href="./emsm_esm_di.html#emsm_esm_di">Dielectrics</a><span class="headline-id">emsm.esm.di</span>
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<a href="./emsm_esm_ld.html#emsm_esm_ld">Linear Dielectrics</a><span class="headline-id">emsm.esm.ld</span>
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</summary>
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<ul>
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<li>
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<a href="./emsm_esm_di_ld.html#emsm_esm_di_ld">Linear Dielectrics</a><span class="headline-id">emsm.esm.di.ld</span>
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<a href="./emsm_esm_ld_sp.html#emsm_esm_ld_sp">Susceptibility, Permittivity, Dielectric Constant</a><span class="headline-id">emsm.esm.ld.sp</span>
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</li>
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<li>
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<a href="./emsm_esm_ld_bvp.html#emsm_esm_ld_bvp">Boundary Value Problems with Linear Dielectrics</a><span class="headline-id">emsm.esm.ld.bvp</span>
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</li>
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<li>
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<a href="./emsm_esm_ld_e.html#emsm_esm_ld_e">Energy in Dielectric Systems</a><span class="headline-id">emsm.esm.ld.e</span>
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</li>
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<li>
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<a href="./emsm_esm_ld_f.html#emsm_esm_ld_f">Forces on Dielectrics</a><span class="headline-id">emsm.esm.ld.f</span>
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</li>
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@@ -1649,7 +1678,7 @@ and similarly for \({\boldsymbol B}\). We thus get
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<p>
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This expression can be greatly simplified by introducing the
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</p>
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<div class="main div" id="org8af3b6f">
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<div class="main div" id="orgcd94992">
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<p>
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{\bf Maxwell stress tensor}
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\[
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@@ -1672,7 +1701,7 @@ The element \(T_{ij}\) represents the force per unit area in the $i$th direction
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<p>
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We then obtain
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</p>
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<div class="main div" id="orgaca85e5">
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<div class="main div" id="org0f23aa8">
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<p>
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{\bf EM force per unit volume}
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\[
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@@ -1684,7 +1713,7 @@ We then obtain
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<p>
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where \({\boldsymbol S}\) is the Poynting vector. Integrating, we obtain the
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</p>
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<div class="main div" id="org9271f22">
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<div class="main div" id="org2d0e69d">
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<p>
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{\bf Total force on charges in volume}
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\[
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@@ -1713,7 +1742,7 @@ target="_blank">Creative Commons Attribution 4.0 International License</a>.
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</div>
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<div id="postamble" class="status">
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<p class="author">Author: Jean-Sébastien Caux</p>
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<p class="date">Created: 2022-02-21 Mon 10:33</p>
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<p class="date">Created: 2022-02-21 Mon 20:41</p>
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<p class="validation"></p>
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</div>
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