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Dear PW users<br><br><br>&nbsp;&nbsp;&nbsp;&nbsp; I am doing some test calculations about Raman spectra, but I came across a strange error when testing H2<br><br>Here is my h2.scf.in,:<br><br>&nbsp;&nbsp; &amp;control<br>&nbsp;&nbsp;&nbsp; calculation='scf'<br>&nbsp;&nbsp;&nbsp; pseudo_dir = '/home/yongduo/QuantumEspresso/espresso-4.1/pseudo',<br>&nbsp;&nbsp;&nbsp; outdir='/home/yongduo/tmp/'<br>&nbsp;&nbsp;&nbsp; title='Test H2 gamma only'<br>&nbsp;&nbsp;&nbsp; prefix='h2'<br>&nbsp;&nbsp;&nbsp; tprnfor=.true.<br>&nbsp;/<br>&nbsp;&amp;system<br>&nbsp;&nbsp;&nbsp; ibrav=0, nat=2, ntyp= 1,<br>&nbsp;&nbsp;&nbsp; ecutwfc =60.0<br>&nbsp;/<br>&nbsp; &amp;electrons<br>&nbsp;&nbsp;&nbsp; mixing_mode='plain'<br>&nbsp;&nbsp;&nbsp; mixing_beta = 0.7,<br>&nbsp;&nbsp;&nbsp; conv_thr =&nbsp; 1.0d-8<br>&nbsp;/<br>CELL_PARAMETERS cubic<br>20&nbsp; 0.0&nbsp; 0.0<br>&nbsp;0.0 20&nbsp; 0.0<br>&nbsp;0.0&nbsp; 0.0 20<br>ATOMIC_SPECIES<br>&nbsp;H&nbsp; 1.008&nbsp; H.pz-vbc.UPF<br>ATOMIC_POSITIONS (alat)<br>H&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 0.002235005&nbsp;&nbsp; 0.000000000&nbsp;&nbsp; 0.000000000<br>H&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 0.074814995&nbsp;&nbsp; 0.000000000&nbsp;&nbsp; 0.000000000<br>K_POINTS<br>1<br>0 0 0 1<br><br>This step was successful, but error came out when ph.x began to do the Electric Fields Calculation.<br><br><b>My input:</b><br><br>Normal modes for H2<br>&nbsp;&amp;inputph<br>&nbsp; tr2_ph=1.0d-14,<br>&nbsp; prefix='h2',<br>&nbsp; amass(1)=1.008,<br>&nbsp; outdir='/home/yongduo/tmp',<br>&nbsp; epsil=.true.,<br>&nbsp; trans=.true.,<br>&nbsp; asr=.true.<br>&nbsp; lraman = .true.<br>&nbsp; fildyn='h2.dyn'<br>&nbsp;/<br>&nbsp;0.0 0.0 0.0<br><br><br><b>Output</b><br><br>&nbsp;&nbsp;&nbsp;&nbsp; ..........<br>&nbsp;&nbsp;&nbsp;&nbsp; Electric Fields Calculation<br><br>&nbsp;%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%<br>&nbsp;&nbsp;&nbsp;&nbsp; from calbec : error #&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 3<br>&nbsp;&nbsp;&nbsp;&nbsp; size mismatch<br>&nbsp;%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%<br><br>&nbsp;&nbsp;&nbsp;&nbsp; stopping ...<br><br><br><br>Anybody knows what does that mean? Any help will be highly appreciated!<br><br>best<br><br>Yongduo Liu<br><br><br>UCLA<br>MSE <br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br /><hr />使用新一代 Windows Live Messenger 轻松交流和共享! <a href='http://www.windowslive.cn/Messenger/' target='_new'>立刻下载!</a></body>
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