The Activation-Relaxation Technique: ART Nouveau and Kinetic ART

<table>Sketch of minimum-energy (steepest descent) pathways from various first-order saddle points to the local energy minimum (<svg height="14.325" id="M4" style="vertical-align:-3.20526pt" version="1.1" viewbox="0 0 19.674999 14.325" width="19.674999" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,14.325)">
<g transform="translate(72,-60.54)">
<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">𝑚</tspan>
</text>
</g>
</g>
</svg>). The harmonic basin is the region within the oval surrounding the energy minimum. Except for geometric constraints, all pathways enter the harmonic basin following the lowest mode of vibration.</table>

Journal of Atomic and Molecular Physics

fig1

Figure 1

Figure 1: The Activation-Relaxation Technique: ART Nouveau and Kinetic ART 