Add two new simulation visualizations to homepage (#1392)

Author: sbryngelson

docs/index.html

@@ -58,6 +58,7 @@
             { name: "Mach 0.3 flow over a corgi (2M STL)", image: "res/simulations/u.png", computer: "HiPerGator", computerUrl: "https://www.rc.ufl.edu/about/hipergator/",                                     accelerators: "2 GPUs",    walltime: "80s",  source: "https://www.youtube.com/watch?v=O8dSRqHLp_o" },
             // Shock-droplet
             { name: "Shedding water droplet",              image: "res/simulations/a.png", computer: "Summit",     computerUrl: "https://www.olcf.ornl.gov/summit/",                                            accelerators: "960 V100s", walltime: "4h",   source: "https://www.youtube.com/watch?v=Gjj-qZkXcrg" },
+            { name: "1K resolved particles",               image: "res/simulations/x.jpg", computer: "Phoenix",    computerUrl: "https://www.pace.gatech.edu/",                                                 accelerators: "4 A100s",   walltime: "~1.5h", source: "https://www.youtube.com/watch?v=ufisHG0KkOU" },
             // Biomedical & acoustics
             { name: "Burstwave lithotripsy",               image: "res/simulations/k.png", computer: "Delta",      computerUrl: "https://www.ncsa.illinois.edu/research/project-highlights/delta/",              accelerators: "128 A100s", walltime: "30m",  source: "https://www.youtube.com/watch?v=XWsUTaJXGF8" },
             { name: "Cavitation fragments kidney stone",   image: "res/simulations/d.png", computer: "Summit",     computerUrl: "https://www.olcf.ornl.gov/summit/",                                            accelerators: "576 V100s", walltime: "30m",  source: "https://doi.org/10.48550/arXiv.2305.09163" },
@@ -74,6 +75,7 @@
             { name: "Breakup of vibrated interface",       image: "res/simulations/f.png", computer: "Summit",     computerUrl: "https://www.olcf.ornl.gov/summit/",                                            accelerators: "128 V100s", walltime: "4h",   source: "https://www.youtube.com/watch?v=XQ3g1oSg8mc" },
             { name: "Viscous Taylor-Green vortex",         image: "res/simulations/h.png", computer: "Delta",      computerUrl: "https://www.ncsa.illinois.edu/research/project-highlights/delta/",              accelerators: "128 A100s", walltime: "17h",  source: "https://www.youtube.com/watch?v=7i2h08dlDQw" },
             { name: "Mach 1.5 shock-helium bubble",        image: "res/simulations/t.png", computer: "Phoenix",    computerUrl: "https://www.pace.gatech.edu/",                                                 accelerators: "1 A100",    walltime: "1h",   source: "https://www.youtube.com/watch?v=zDJoe0NYZsQ" },
+            { name: "Sphere collision and wall rebound",   image: "res/simulations/w.jpg", computer: "Phoenix",    computerUrl: "https://www.pace.gatech.edu/",                                                 accelerators: "4 A100s",   walltime: "~2h",   source: "https://www.youtube.com/watch?v=5ugLuDtV0C0" },
         ];
 
         const scalings = [