X-Git-Url: https://www.hackdaworld.org/gitweb/?a=blobdiff_plain;f=sic.c;h=d50c35ea353021153c172a08fa8bfbb2db9cecfc;hb=58fd691b276fbe87593036714f26dbfe7486cbeb;hp=714710b579257452f2600517ad897c7e614d4d12;hpb=7fcb896467bdf236f60c4c3784a9d51214737fcb;p=physik%2Fposic.git diff --git a/sic.c b/sic.c index 714710b..d50c35e 100644 --- a/sic.c +++ b/sic.c @@ -13,8 +13,13 @@ /* potential */ #include "potentials/harmonic_oscillator.h" #include "potentials/lennard_jones.h" +#include "potentials/albe.h" + +#ifdef TERSOFF_ORIG +#include "potentials/tersoff_orig.h" +#else #include "potentials/tersoff.h" -//#include "potentials/tersoff_orig.h" +#endif #define INJECT 1 #define NR_ATOMS 4 @@ -30,6 +35,12 @@ int hook(void *moldyn,void *hook_params) { md=moldyn; +// vortrag +set_temperature(moldyn,(4-md->schedule.count)*1000.0); +set_pt_scale(md,0,0,T_SCALE_BERENDSEN,100.0); + +return 0; + printf("\nschedule hook: "); if(!(md->schedule.count%2)) { @@ -77,9 +88,8 @@ int main(int argc,char **argv) { t_moldyn md; /* potential parameters */ - t_lj_params lj; - t_ho_params ho; t_tersoff_mult_params tp; + t_albe_mult_params ap; /* atom injection counter */ int inject; @@ -96,42 +106,36 @@ int main(int argc,char **argv) { set_int_alg(&md,MOLDYN_INTEGRATE_VERLET); /* choose potential */ +#ifdef ALBE + set_potential3b_j1(&md,albe_mult_3bp_j1); + set_potential3b_k1(&md,albe_mult_3bp_k1); + set_potential3b_j2(&md,albe_mult_3bp_j2); + set_potential3b_k2(&md,albe_mult_3bp_k2); +#else set_potential1b(&md,tersoff_mult_1bp); - set_potential2b(&md,tersoff_mult_2bp); - //set_potential3b_j1(&md,tersoff_mult_2bp); - //set_potential3b_k1(&md,tersoff_mult_3bp); - //set_potential3b_j3(&md,tersoff_mult_post_2bp); set_potential3b_j1(&md,tersoff_mult_3bp_j1); set_potential3b_k1(&md,tersoff_mult_3bp_k1); set_potential3b_j2(&md,tersoff_mult_3bp_j2); set_potential3b_k2(&md,tersoff_mult_3bp_k2); - //set_potential2b(&md,lennard_jones); - //set_potential2b(&md,harmonic_oscillator); +#endif + +#ifdef ALBE + set_potential_params(&md,&ap); +#else set_potential_params(&md,&tp); - //set_potential_params(&md,&lj); - //set_potential_params(&md,&ho); +#endif /* cutoff radius */ +#ifdef ALBE + set_cutoff(&md,ALBE_S_SI); +#else set_cutoff(&md,TM_S_SI); - //set_cutoff(&md,LC_SI*sqrt(3.0)); - //set_cutoff(&md,2.0*LC_SI); +#endif /* * potential parameters */ - /* lennard jones */ - lj.sigma6=LJ_SIGMA_SI*LJ_SIGMA_SI*LJ_SIGMA_SI; - lj.sigma6*=lj.sigma6; - lj.sigma12=lj.sigma6*lj.sigma6; - lj.epsilon4=4.0*LJ_EPSILON_SI; - lj.uc=lj.epsilon4*(lj.sigma12/pow(md.cutoff,12.0)-lj.sigma6/pow(md.cutoff,6)); - - /* harmonic oscillator */ - ho.equilibrium_distance=0.25*sqrt(3.0)*LC_SI; - //ho.equilibrium_distance=LC_SI; - ho.spring_constant=LJ_EPSILON_SI; - /* * tersoff mult potential parameters for SiC */ @@ -163,19 +167,78 @@ int main(int argc,char **argv) { tersoff_mult_complete_params(&tp); + /* + * albe mult potential parameters for SiC + */ + ap.S[0]=ALBE_S_SI; + ap.R[0]=ALBE_R_SI; + ap.A[0]=ALBE_A_SI; + ap.B[0]=ALBE_B_SI; + ap.r0[0]=ALBE_R0_SI; + ap.lambda[0]=ALBE_LAMBDA_SI; + ap.mu[0]=ALBE_MU_SI; + ap.gamma[0]=ALBE_GAMMA_SI; + ap.c[0]=ALBE_C_SI; + ap.d[0]=ALBE_D_SI; + ap.h[0]=ALBE_H_SI; + + ap.S[1]=ALBE_S_C; + ap.R[1]=ALBE_R_C; + ap.A[1]=ALBE_A_C; + ap.B[1]=ALBE_B_C; + ap.r0[1]=ALBE_R0_C; + ap.lambda[1]=ALBE_LAMBDA_C; + ap.mu[1]=ALBE_MU_C; + ap.gamma[1]=ALBE_GAMMA_C; + ap.c[1]=ALBE_C_C; + ap.d[1]=ALBE_D_C; + ap.h[1]=ALBE_H_C; + + ap.Smixed=ALBE_S_SIC; + ap.Rmixed=ALBE_R_SIC; + ap.Amixed=ALBE_A_SIC; + ap.Bmixed=ALBE_B_SIC; + ap.r0_mixed=ALBE_R0_SIC; + ap.lambda_m=ALBE_LAMBDA_SIC; + ap.mu_m=ALBE_MU_SIC; + ap.gamma_m=ALBE_GAMMA_SIC; + ap.c_mixed=ALBE_C_SIC; + ap.d_mixed=ALBE_D_SIC; + ap.h_mixed=ALBE_H_SIC; + + albe_mult_complete_params(&ap); + /* set (initial) dimensions of simulation volume */ - set_dim(&md,6*LC_SI,6*LC_SI,6*LC_SI,TRUE); + set_dim(&md,6*LC_SI_ALBE,6*LC_SI_ALBE,6*LC_SI_ALBE,TRUE); + //set_dim(&md,6*LC_SI,6*LC_SI,6*LC_SI,TRUE); + //set_dim(&md,6*LC_C_ALBE,6*LC_C_ALBE,6*LC_C_ALBE,TRUE); + //set_dim(&md,6*LC_C,6*LC_C,6*LC_C,TRUE); + //set_dim(&md,6*LC_SIC_ALBE,6*LC_SIC_ALBE,6*LC_SIC_ALBE,TRUE); /* set periodic boundary conditions in all directions */ set_pbc(&md,TRUE,TRUE,TRUE); /* create the lattice / place atoms */ - //create_lattice(&md,CUBIC,LC_SI,SI,M_SI, - //create_lattice(&md,FCC,LC_SI,SI,M_SI, - create_lattice(&md,DIAMOND,LC_SI,SI,M_SI, + //create_lattice(&md,DIAMOND,LC_SI,SI,M_SI, + //create_lattice(&md,DIAMOND,LC_C_ALBE,C,M_C, + create_lattice(&md,DIAMOND,LC_SI_ALBE,SI,M_SI, ATOM_ATTR_1BP|ATOM_ATTR_2BP|ATOM_ATTR_3BP|ATOM_ATTR_HB, // ATOM_ATTR_2BP|ATOM_ATTR_HB, - 0,6,6,6); + 0,6,6,6,NULL); + // 1,6,6,6,NULL); + + /* create centered zinc blende lattice */ + /* + r.x=0.5*0.25*LC_SIC_ALBE; r.y=r.x; r.z=r.x; + create_lattice(&md,FCC,LC_SIC_ALBE,SI,M_SI, + ATOM_ATTR_1BP|ATOM_ATTR_2BP|ATOM_ATTR_3BP|ATOM_ATTR_HB, + 0,6,6,6,&r); + r.x+=0.25*LC_SIC_ALBE; r.y=r.x; r.z=r.x; + create_lattice(&md,FCC,LC_SIC_ALBE,C,M_C, + ATOM_ATTR_1BP|ATOM_ATTR_2BP|ATOM_ATTR_3BP|ATOM_ATTR_HB, + 1,6,6,6,&r); + */ + moldyn_bc_check(&md); /* testing configuration */ @@ -226,6 +289,11 @@ int main(int argc,char **argv) { /* create the simulation schedule */ /* initial configuration */ moldyn_add_schedule(&md,10000,1.0); + //moldyn_add_schedule(&md,1000,1.0); + //moldyn_add_schedule(&md,1000,1.0); + //moldyn_add_schedule(&md,1000,1.0); + //moldyn_add_schedule(&md,1000,1.0); + //moldyn_add_schedule(&md,1000,1.0); /* adding atoms */ //for(inject=0;inject