User contributions for Jps112

23 February 2015

• 14:3014:30, 23 February 2015 diff hist +151 Rep:Mod:JPS1124 →Accelerating the Code
• 14:1914:19, 23 February 2015 diff hist −28 Rep:Mod:JPS1124 /* Implement a single cycle of the above algorithm in the montecarlocycle(T) function. This function should return the energy of your lattice and the magnetisation at the end of the cycle. You may assume that the energy returned by your energy() functi...
• 14:1914:19, 23 February 2015 diff hist 0 N File:Figure 6jps112.png No edit summary current
• 14:1814:18, 23 February 2015 diff hist 0 N File:Figure 5JPS112.png No edit summary current
• 14:1714:17, 23 February 2015 diff hist +376 Rep:Mod:JPS1124 No edit summary
• 14:1314:13, 23 February 2015 diff hist +2,055 Rep:Mod:JPS1124 /* Implement a single cycle of the above algorithm in the montecarlocycle(T) function. This function should return the energy of your lattice and the magnetisation at the end of the cycle. You may assume that the energy returned by your energy() functi...
• 13:3813:38, 23 February 2015 diff hist −1,887 Rep:Mod:JPS1124 No edit summary

20 February 2015

• 16:0116:01, 20 February 2015 diff hist −5 Rep:Mod:JPS1124 /* Implement a single cycle of the above algorithm in the montecarlocycle(T) function. This function should return the energy of your lattice and the magnetisation at the end of the cycle. You may assume that the energy returned by your energy() functi...
• 16:0016:00, 20 February 2015 diff hist 0 N File:MCSJPS1121.png No edit summary current
• 16:0016:00, 20 February 2015 diff hist −1 Rep:Mod:JPS1124 No edit summary
• 15:5915:59, 20 February 2015 diff hist +236 Rep:Mod:JPS1124 →Run the ILcheck.py script from the IPython Qt console using the command
• 15:5815:58, 20 February 2015 diff hist +90 Rep:Mod:JPS1124 No edit summary
• 15:5615:56, 20 February 2015 diff hist +2,292 Rep:Mod:JPS1124 /* Implement a single cycle of the above algorithm in the montecarlocycle(T) function. This function should return the energy of your lattice and the magnetisation at the end of the cycle. You may assume that the energy returned by your energy() functi...
• 14:1614:16, 20 February 2015 diff hist −5 Rep:Mod:JPS1124 /* How many configurations are available to a system with 100 spins? To evaluate these expressions, we have to calculate the energy and magnetisation for each of these configurations, then perform the sum. Let's be very, very, generous, and say that we...
• 14:1414:14, 20 February 2015 diff hist +2,103 Rep:Mod:JPS1124 →Introduction to the Monte Carlo simulation
• 13:5213:52, 20 February 2015 diff hist +1 Rep:Mod:JPS1124 →Run the ILcheck.py script from the IPython Qt console using the command
• 13:5113:51, 20 February 2015 diff hist 0 Rep:Mod:JPS1124 →Run the ILcheck.py script from the IPython Qt console using the command
• 13:5113:51, 20 February 2015 diff hist +97 Rep:Mod:JPS1124 →Calculating the energy and magnetisation
• 13:4913:49, 20 February 2015 diff hist +3,996 Rep:Mod:JPS1124 →Run the ILcheck.py script from the IPython Qt console using the command
• 13:4613:46, 20 February 2015 diff hist 0 N File:OptisingJPS1122.png No edit summary current
• 13:2313:23, 20 February 2015 diff hist +478 Rep:Mod:JPS1124 →Complete the functions energy and magnetisation. In the energy function it is assumed that J=1.0 at all times, reduced units are used, in which J=k_B.
• 13:2213:22, 20 February 2015 diff hist +84 Rep:Mod:JPS1124 →Run the ILcheck.py script from the IPython Qt console using the command
• 13:2013:20, 20 February 2015 diff hist 0 N File:OptisingJPS1121.png No edit summary current
• 13:1913:19, 20 February 2015 diff hist +282 Rep:Mod:JPS1124 →Calculating the energy and magnetisation

19 February 2015

• 15:2915:29, 19 February 2015 diff hist +3,593 Rep:Mod:JPS1124 →Calculating the energy and magnetisation

17 February 2015

• 14:0114:01, 17 February 2015 diff hist −298 Rep:Mod:JPS1124 /* Complete the functions energy and magnetisation, which should return the energy of the lattice and the total magnetisation, respectively. In the energy function you may assume that J=1.0 at all times (in fact, we are working in reduced units in whic...
• 14:0014:00, 17 February 2015 diff hist +682 Rep:Mod:JPS1124 →Calculating the energy and magnetisation
• 13:5113:51, 17 February 2015 diff hist +1,108 Rep:Mod:JPS1124 →Calculate the magnetization of the 1-D and 2-D lattices in figure 1. What magnetization would you expect to observe for an Ising lattice with D=3,\ N=1000 at absolute zero?
• 13:3613:36, 17 February 2015 diff hist +142 Rep:Mod:JPS1124 →Calculate the magnetization of the 1-D and 2-D lattices in figure 1. What magnetization would you expect to observe for an Ising lattice with D=3,\ N=1000 at absolute zero?
• 13:3413:34, 17 February 2015 diff hist +56 Rep:Mod:JPS1124 →Introduction to the Ising model
• 13:3113:31, 17 February 2015 diff hist +11 Rep:Mod:JPS1124 /* Imagine that the system is in the lowest energy configuration. To move to a different state, one of the spins must spontaneously change direction. What is the change in energy if this happens D = 3,\ N=1000? How much entropy does the system gain by...
• 13:3113:31, 17 February 2015 diff hist +6 Rep:Mod:JPS1124 /* Imagine that the system is in the lowest energy configuration. To move to a different state, one of the spins must spontaneously change direction. What is the change in energy if this happens D = 3,\ N=1000? How much entropy does the system gain by...
• 13:3113:31, 17 February 2015 diff hist +239 Rep:Mod:JPS1124 →Show that the lowest possible energy for the Ising model is, where is the number of dimensions and is the total number of spins. What is the multiplicity of this state? Calculate its entropy.
• 13:2613:26, 17 February 2015 diff hist +195 Rep:Mod:JPS1124 →Show that the lowest possible energy for the Ising model is, where is the number of dimensions and is the total number of spins. What is the multiplicity of this state? Calculate its entropy.
• 13:2313:23, 17 February 2015 diff hist −2 Rep:Mod:JPS1124 →Calculate the magnetization of the 1-D and 2-D lattices in figure 1. What magnetization would you expect to observe for an Ising lattice with D = 3,\ N=1000 at absolute zero?
• 13:2013:20, 17 February 2015 diff hist +1,472 Rep:Mod:JPS1124 →Introduction to the Ising model
• 12:5112:51, 17 February 2015 diff hist −9 Rep:Mod:JPS1124 /* TASK: Imagine that the system is in the lowest energy configuration. To move to a different state, one of the spins must spontaneously change direction ("flip"). What is the change in energy if this happens ()? How much entropy does the system gain...
• 12:5012:50, 17 February 2015 diff hist 0 Rep:Mod:JPS1124 →Introduction to the Ising model
• 12:4612:46, 17 February 2015 diff hist −1,272 Rep:Mod:JPS1124 →Introduction to the Ising model

16 February 2015

• 16:2516:25, 16 February 2015 diff hist +27 Rep:Mod:JPS1124 →Introduction to the Ising model
• 16:2516:25, 16 February 2015 diff hist +447 Rep:Mod:JPS1124 →Introduction to the Ising model
• 16:2416:24, 16 February 2015 diff hist +192 Rep:Mod:JPS1124 →Introduction to the Ising model
• 16:1816:18, 16 February 2015 diff hist +86 Rep:Mod:JPS1124 →Introduction to the Ising model
• 16:0816:08, 16 February 2015 diff hist +1,017 Rep:Mod:JPS1124 →Introduction to the Ising model
• 15:5715:57, 16 February 2015 diff hist +584 Rep:Mod:JPS1124 →Introduction to the Ising model
• 15:4815:48, 16 February 2015 diff hist +27 Rep:Mod:JPS1124 →Introduction to the Ising model
• 15:4615:46, 16 February 2015 diff hist +432 Rep:Mod:JPS1124 →Introduction to the Ising model
• 15:3615:36, 16 February 2015 diff hist +685 Rep:Mod:JPS1124 →Introduction to the Ising model
• 15:2615:26, 16 February 2015 diff hist −5 Rep:Mod:JPS1124 →Introduction to the Ising model
• 15:2315:23, 16 February 2015 diff hist +441 Rep:Mod:JPS1124 →Introduction to the Ising model