add example input and logfiles for using fix qeq/shielded with pair style reax/c

examples/reax/in.reaxc.tatb-shielded

@@ -0,0 +1,55 @@
+# ReaxFF potential for TATB system
+# this run is equivalent to reax/in.reax.tatb,
+
+units		real
+
+atom_style	charge
+read_data	data.tatb
+
+pair_style      reax/c control.reax_c.tatb
+pair_coeff      * * ffield.reax C H O N
+
+compute reax all pair reax/c
+
+variable eb  	 equal c_reax[1]
+variable ea  	 equal c_reax[2]
+variable elp 	 equal c_reax[3]
+variable emol 	 equal c_reax[4]
+variable ev 	 equal c_reax[5]
+variable epen 	 equal c_reax[6]
+variable ecoa 	 equal c_reax[7]
+variable ehb 	 equal c_reax[8]
+variable et 	 equal c_reax[9]
+variable eco 	 equal c_reax[10]
+variable ew 	 equal c_reax[11]
+variable ep 	 equal c_reax[12]
+variable efi 	 equal c_reax[13]
+variable eqeq 	 equal c_reax[14]
+
+neighbor	2.5 bin
+neigh_modify	delay 0 every 5 check no
+
+fix		1 all nve
+fix             2 all qeq/shielded 1 10.0 1.0e-6 100 reax/c
+fix   		4 all reax/c/bonds 5 bonds.reaxc
+
+thermo		5
+thermo_style 	custom step temp epair etotal press &
+		v_eb v_ea v_elp v_emol v_ev v_epen v_ecoa &
+		v_ehb v_et v_eco v_ew v_ep v_efi v_eqeq
+
+timestep	0.0625
+
+#dump		1 all custom 100 dump.reaxc.tatb id type q x y z
+
+#dump		2 all image 5 image.*.jpg type type &
+#		axes yes 0.8 0.02 view 60 -30
+#dump_modify	2 pad 3
+
+#dump		3 all movie 5 movie.mpg type type &
+#		axes yes 0.8 0.02 view 60 -30
+#dump_modify	3 pad 3
+
+fix 		3 all reax/c/species 1 5 5 species.tatb
+
+run		25