Hi, I am new to LAMMPS and also this forum. Since I am a new user, I couldnt upload files but I would like to know what are the lower 5 columns represent in this example potential file. I tried to look up LAMMPS documentation but still couldnt get the answer.
Thank you very much.
EAM potentials
3 Ni Co Cr
1001 1.0000000000000000e-03 1001 5.8799999999999998e-03 5.8799999999999999e+00 # nrho drho nr dr cutoff
28 58.69 0 dummy #Atomic_number atomic_mass (g/cm^3) lattice_constant lattice_type
-1.1237851969115709e+00 -1.1545830593647219e+00 -1.1850560464890725e+00 -1.2152042148186637e+00 -1.2450276581254143e+00
-1.2745265070321343e+00 -1.3037009286255394e+00 -1.3325511260692653e+00 -1.3610773382168815e+00 -1.3892798392249062e+00
-1.4171589381658189e+00 -1.4447149786410773e+00 -1.4719483383941281e+00 -1.4988594289234238e+00 -1.5254486950954362e+00
-1.5517166147576695e+00 -1.5776636983516759e+00 -1.6032904885260688e+00 -1.6285975597495377e+00 -1.6535855179238619e+00
-1.6782549999969245e+00 -1.7026066735757270e+00 -1.7266412365394039e+00 -1.7503594166522354e+00 -1.7737619711766626e+00
-1.7968496864863024e+00 -1.8196233776789597e+00 -1.8420838881896433e+00 -1.8642320894035793e+00 -1.8860688802692256e+00
-1.9075951869112853e+00 -1.9288119622437225e+00 -1.9497201855827742e+00 -1.9703208622599668e+00 -1.9906150232351285e+00
-2.0106037247094042e+00 -2.0302880477382699e+00 -2.0496690978445464e+00 -2.0687480046314142e+00 -2.0875259213954256e+00
-2.1060040247395220e+00 -2.1241835141860466e+00 -2.1420656117897563e+00 -2.1596515617508407e+00 -2.1769426300279315e+00
-2.1939401039511206e+00 -2.2106452918349704e+00 -2.2270595225915315e+00 -2.2431841453433550e+00 -2.2590205290365066e+00
-2.2745700620535820e+00 -2.2898341518267196e+00 -2.3048142244506149e+00 -2.3195117242955376e+00 -2.3339281136203400e+00
-2.3480648721854758e+00 -2.3619234968660141e+00 -2.3755055012646515e+00 -2.3888124153247263e+00 -2.4018457849432346e+00
-2.4146071715838433e+00 -2.4270981518899042e+00 -2.4393203172974682e+00 -2.4512752736483003e+00 -2.4629646408028929e+00
-2.4743900522534794e+00 -2.4855531547370493e+00 -2.4964556078483637e+00 -2.5070990836529665e+00 -2.5174852663002003e+00
-2.5276158516362206e+00 -2.5374925468170098e+00 -2.5471170699213905e+00 -2.5564911495640419e+00 -2.5656165245085103e+00
-2.5744949432802287e+00 -2.5831281637795245e+00 -2.5915179528946384e+00 -2.5996660861147376e+00 -2.6075743471429282e+00
-2.6152445275092724e+00 -2.6226784261837990e+00 -2.6298778491895209e+00 -2.6368446092154461e+00 -2.6435805252295959e+00
-2.6500874220920156e+00 -2.6563671301677902e+00 -2.6624214849400580e+00 -2.6682523266230245e+00 -2.6738614997749774e+00
-2.6792508529113013e+00 -2.6844222381174907e+00 -2.6893775106621636e+00 -2.6941185286100771e+00 -2.6986471524351416e+00
-2.7029652446334334e+00 -2.7070746693362109e+00 -2.7109772919229265e+00 -2.7146749786342435e+00 -2.7181695961850481e+00
-2.7214630113774634e+00 -2.7245570907138665e+00 -2.7274537000098977e+00 -2.7301547040074809e+00 -2.7326619659878317e+00
-2.7349773473844761e+00 -2.7371027073962617e+00 -2.7390399026003740e+00 -2.7407907865653485e+00 -2.7423572094640871e+00
-2.7437410176868715e+00 -2.7449440534543754e+00 -2.7459681544306802e+00 -2.7468151533362928e+00 -2.7474868775611525e+00
-2.7479851487776497e+00 -2.7483117825536407e+00 -2.7484685879654593e+00 -2.7484573672109320e+00 -2.7482799152223936e+00
-2.7479380192796983e+00 -2.7474334586232372e+00 -2.7467680040669507e+00 -2.7459434176113406e+00 -2.7449614520564909e+00
-2.7438238506150743e+00 -2.7425323465253690e+00 -2.7410886626642776e+00 -2.7394945111603342e+00 -2.7377515930067222e+00
-2.7358615976742868e+00 -2.7338262027245532e+00 -2.7316470734227343e+00 -2.7293258623507519e+00 -2.7268642090202451e+00
-2.7242637394855871e+00 -2.7215260659568989e+00 -2.7186527864130650e+00 -2.7156454842147442e+00 -2.7125057277173870e+00
-2.7092350698842482e+00 -2.7058350478994013e+00 -2.7023071827807525e+00 -2.6986529789930560e+00 -2.6948739240691681e+00
-2.6909714883728619e+00 -2.6869471251355352e+00 -2.6828022705745727e+00 -2.6785383440136661e+00 -2.6741567480031359e+00
-2.6696588684402487e+00 -2.6650460746895388e+00 -2.6603197197031285e+00 -2.6554811401410467e+00 -2.6505316564915491e+00
alot more…