# do not change interaction parameters
<interactions>
connect-k: 50.0
connect-r: 1.0
connect-range: 2.0 
sigma: 1.5
epsilon: 0.01
</interactions>

# this fixes the left and right support in place
<constraint>
name: fixed
type: freeze
</constraint>

# this applies "gravity" on the heavy particle
<constraint>
name: load
type: force
value: [0.0, -10.0] # adjust this to change impact speed
</constraint>

# do not change temperature parameters
<temperature>
t: 0.0           # no external heat source
friction: 0.02   # now, this is air resistance
random-start: no
</temperature>

# there should be no need to change timing parameters
<time>
dt: 0.01
total: 30.0
</time>

# there should be no need to change recording parameters
<recording>
thermalizing-t: 5000.0
record-dt: 1.0
animate: yes
anim-dt: 0.1
plot: no
</recording>