<materials>
  <material name="mtr_ns_mass" type="isotropic">
    <density>1.51E+01</density>
    <elastic>
      <e>1e-3</e>
      <nu>0</nu>
    </elastic>
  </material>
  <material name="steel" type="orthotropic">
    <density>1.51E+01</density>
    <elastic>
      <e1>4.28E+09</e1>
      <e2>4.28E+09</e2>
      <e3>4.28E+09</e3>
      <g12>1.61E+09</g12>
      <g13>1.61E+09</g13>
      <g23>1.61E+09</g23>
      <nu12>3.00E-01</nu12>
      <nu13>3.00E-01</nu13>
      <nu23>3.00E-01</nu23>
    </elastic>
  </material>
  <lamina name="la_steel_0.00082">
    <material>steel</material>
    <thickness>0.00082</thickness>
  </lamina>
  <material name="im7 tape" type="orthotropic">
    <density>3.00E+00</density>
    <elastic>
      <e1>2.97E+09</e1>
      <e2>1.73E+08</e2>
      <e3>1.73E+08</e3>
      <g12>1.02E+08</g12>
      <g13>1.02E+08</g13>
      <g23>1.02E+08</g23>
      <nu12>3.40E-01</nu12>
      <nu13>3.40E-01</nu13>
      <nu23>3.00E-01</nu23>
    </elastic>
  </material>
  <lamina name="la_e_glass_0.00025">
    <material>e_glass</material>
    <thickness>0.00025</thickness>
  </lamina>
  <lamina name="la_im7 tape_0.001">
    <material>im7 tape</material>
    <thickness>0.001</thickness>
  </lamina>
  <lamina name="la_im7 tape_0.0008">
    <material>im7 tape</material>
    <thickness>0.0008</thickness>
  </lamina>
  <lamina name="la_im7 tape_0.00135">
    <material>im7 tape</material>
    <thickness>0.00135</thickness>
  </lamina>
  <lamina name="la_im7 tape_0.00145">
    <material>im7 tape</material>
    <thickness>0.00145</thickness>
  </lamina>
  <lamina name="la_im7 tape_0.0005">
    <material>im7 tape</material>
    <thickness>0.0005</thickness>
  </lamina>
  <material name="e_glass" type="orthotropic">
    <density>4.93E+00</density>
    <elastic>
      <e1>1.0872E+07</e1>
      <e2>1.0872E+07</e2>
      <e3>1.0872E+07</e3>
      <g12>6.264E+08</g12>
      <g13>6.264E+08</g13>
      <g23>6.264E+08</g23>
      <nu12>0.2</nu12>
      <nu13>0.2</nu13>
      <nu23>0.2</nu23>
    </elastic>
  </material>
  <material name="Rohacell 70" type="orthotropic">
    <density>1.46E-01</density>
    <elastic>
      <e1>1.89E+06</e1>
      <e2>1.89E+06</e2>
      <e3>1.89E+06</e3>
      <g12>5.93E+05</g12>
      <g13>5.93E+05</g13>
      <g23>5.93E+05</g23>
      <nu12>3.15E-01</nu12>
      <nu13>3.15E-01</nu13>
      <nu23>3.00E-01</nu23>
    </elastic>
  </material>
  <material name="Plascore PN2-3/16OX3.0" type="orthotropic">
    <density>9.35E-02</density>
    <elastic>
      <e1>1.44E+05</e1>
      <e2>2.88E+06</e2>
      <e3>1.44E+05</e3>
      <g12>5.04E+05</g12>
      <g13>1.44E+05</g13>
      <g23>8.35E+05</g23>
      <nu12>1.00E-02</nu12>
      <nu13>3.00E-01</nu13>
      <nu23>1.00E-02</nu23>
    </elastic>
  </material>
</materials>