Bosonic Spectral Function and the Electron-Phonon Interaction in HTSC Cuprates

<table>Doping dependence of the energy <svg height="14.2375" id="M1526" style="vertical-align:-3.13504pt" version="1.1" viewbox="0 0 16.375 14.2375" width="16.375" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,14.2375)">
<g transform="translate(72,-60.61)">
<text transform="matrix(1,0,0,-1,-71.95,63.79)">
<tspan style="font-size: 12.50px; " x="0" y="0">𝐸</tspan>
</text>
<text transform="matrix(1,0,0,-1,-63.02,60.66)">
<tspan style="font-size: 8.75px; " x="0" y="0">𝑟</tspan>
</text>
</g>
</g>
</svg> of the magnetic resonance peak at <svg height="13.6875" id="M1527" style="vertical-align:-2.21957pt" version="1.1" viewbox="0 0 67.599998 13.6875" width="67.599998" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,13.6875)">
<g transform="translate(72,-61.05)">
<text transform="matrix(1,0,0,-1,-71.95,63.31)">
<tspan style="font-size: 12.50px; " x="0" y="0">𝐐</tspan>
<tspan style="font-size: 12.50px; " x="13.190665" y="0">=</tspan>
<tspan style="font-size: 12.50px; " x="25.231054" y="0">(</tspan>
<tspan style="font-size: 12.50px; " x="29.394552" y="0">𝜋</tspan>
<tspan style="font-size: 12.50px; " x="36.996376" y="0">,</tspan>
<tspan style="font-size: 12.50px; " x="42.210129" y="0">𝜋</tspan>
<tspan style="font-size: 12.50px; " x="49.811951" y="0">)</tspan>
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</svg> in YBCO and <i>Bi</i>2212 measured at low temperatures by inelastic neutron scattering. From [<a href="/journals/acmp/2010/423725/#B126">161</a>].</table>

Advances in Condensed Matter Physics

fig29

Figure 29

Figure 29: Bosonic Spectral Function and the Electron-Phonon Interaction in HTSC Cuprates 