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Dear WIEN2k community</div>
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I was doing a volume optimization for Li, Na, K, Rb</div>
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with a volume change of -4, -2, 0, 2, 4 % in the BCC structure</div>
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to observe the change of hardness "B", but I got a wrong result for K and Rb;</div>
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B(GPa)</div>
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Li 18.0</div>
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Na 13.7</div>
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K 2</div>
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Rb 0</div>
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for k, Rb I get a straight line and a small B value</div>
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Pablo</div>
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