diff --git a/.github/workflows/push-to-other-repo.yml b/.github/workflows/push-to-other-repo.yml
index 5649282..c2ab74d 100644
--- a/.github/workflows/push-to-other-repo.yml
+++ b/.github/workflows/push-to-other-repo.yml
@@ -22,8 +22,7 @@ jobs:
       - name: Compile C++ to WASM
         run: |
           mkdir -p public
-          emcc lkmc-wasm.cpp -o public/lkmc-wasm.js -O3 -fexceptions -sEXPORT_ES6 -sMODULARIZE -sEXPORTED_FUNCTIONS="['_set_params','_init_simulation','_run_steps','_get_lattice','_get_lattice_size','_get_width','_get_height','_get_step','_get_time','_get_fill','_cleanup_simulation','_force_update_frontend']" -sEXPORTED_RUNTIME_METHODS="['ccall','cwrap', 'HEAP8', 'wasmMemory']"
-
+          em++ lkmc-wasm.cpp -o public/lkmc-wasm.js -O3 -std=c++17 -fexceptions -sINITIAL_MEMORY=268435456 -sALLOW_MEMORY_GROWTH=1 -sEXPORT_ES6=1 -sMODULARIZE=1 -sEXPORTED_FUNCTIONS="['_set_params','_set_carbon_species_energy','_get_carbon_species_grid','_update_simulation_params','_init_simulation','_mark_carbon','_unmark_carbon','_finalize_carbon_placement','_run_steps','_get_lattice_data','_get_width','_get_stats_json','_get_stats_json_len','_get_height','_get_lattice','_get_lattice_size','_get_fill','_get_passivated','_get_step','_get_time','_get_wall_time','_play','_pause','_stop','_step_once','_playback_tick','_set_batch_size','_set_stats_interval','_get_stats_interval','_get_playback_state','_get_terminated','_get_cell_coordination','_get_snapshot_count','_get_snapshot_step','_get_snapshot_lattice','_save_state','_get_save_state_len','_load_state','_peek_state_dimensions','_run_batch','_get_batch_json','_cleanup_simulation','_force_update_frontend','_malloc','_free']" -sEXPORTED_RUNTIME_METHODS="['ccall','cwrap','HEAP8','HEAPU8','HEAP32','HEAPF64','wasmMemory']"
       - name: Push Build Artifacts to Destination Repo
         if: github.ref == 'refs/heads/main'
         env:
diff --git a/lkmc-wasm.cpp b/lkmc-wasm.cpp
index aaafa15..74ed02d 100644
--- a/lkmc-wasm.cpp
+++ b/lkmc-wasm.cpp
@@ -4,7 +4,14 @@
  * WASM version of C++ port of LKMC_v2_commented_b.py.
  *
  *  * Build:
- * emcc lkmc-wasm.cpp -o public/lkmc-wasm.js -O3 -fexceptions -sINITIAL_MEMORY=268435456 -sEXPORT_ES6 -sMODULARIZE -sEXPORTED_FUNCTIONS="['_set_params','_update_simulation_params','_save_state','_get_save_state_len','_load_state','_peek_state_dimensions','_init_simulation','_run_steps','_play','_pause','_stop','_step_once','_playback_tick','_set_batch_size','_set_stats_interval','_get_stats_interval','_get_playback_state','_mark_carbon','_unmark_carbon','_finalize_carbon_placement','_set_carbon_species_energy','_get_carbon_species_grid','_run_batch','_get_batch_json','_get_lattice_data','_get_lattice','_get_lattice_size','_get_width','_get_height','_get_step','_get_wall_time','_get_time','_get_fill','_get_stats_json','_get_stats_json_len','_get_passivated','_get_terminated','_get_cell_coordination','_get_snapshot_count','_get_snapshot_step','_get_snapshot_lattice','_cleanup_simulation','_force_update_frontend','_malloc','_free']" -sEXPORTED_RUNTIME_METHODS="['ccall','cwrap','HEAP8','HEAPU8','HEAP32','HEAPF64','wasmMemory']" 
+ * em++ lkmc-wasm.cpp -o public/lkmc-wasm.js \
+  -O3 -std=c++17 -fexceptions \
+  -sINITIAL_MEMORY=268435456 \
+  -sALLOW_MEMORY_GROWTH=1 \
+  -sEXPORT_ES6=1 -sMODULARIZE=1 \
+  -sEXPORTED_FUNCTIONS='["_set_params","_set_carbon_species_energy","_get_carbon_species_grid","_update_simulation_params","_init_simulation","_mark_carbon","_unmark_carbon","_finalize_carbon_placement","_run_steps","_get_lattice_data","_get_width","_get_stats_json","_get_stats_json_len","_get_height","_get_lattice","_get_lattice_size","_get_fill","_get_passivated","_get_step","_get_time","_get_wall_time","_play","_pause","_stop","_step_once","_playback_tick","_set_batch_size","_set_stats_interval","_get_stats_interval","_get_playback_state","_get_terminated","_get_cell_coordination","_get_snapshot_count","_get_snapshot_step","_get_snapshot_lattice","_save_state","_get_save_state_len","_load_state","_peek_state_dimensions","_run_batch","_get_batch_json","_cleanup_simulation","_force_update_frontend","_malloc","_free"]' \
+  -sEXPORTED_RUNTIME_METHODS='["ccall","cwrap","HEAP8","HEAPU8","HEAP32","HEAPF64","wasmMemory"]' \
+  -sALLOW_TABLE_GROWTH=1
  * Exported WASM stuff:
  *   _set_params(int Nx, int Ny, double d0, double T, double e0, double e1, double nu_f, double nu_d, double nu_p, double e_pass, double nu_dp, double e_dp, int seed)
  *   _update_simulation_params(double d0, double T, double nu_f, double nu_d, double nu_p, double e_pass, double e0, double e1, double nu_dp, double e_dp)
@@ -2343,20 +2350,37 @@ extern "C"
         int nx,
         int ny,
         int steps_per_run,
-        int base_seed)
+        int base_seed,
+        double nu_f,
+        double nu_d,
+        double nu_p,
+        double e_pass,
+        double nu_dp,
+        double e_dp)
     {
         std::ostringstream json;
         json << "[";
 
         for (int i = 0; i < num_runs; i++)
         {
-            KMCParams p = wasm_params; // inherit current defaults (carbon energies, etc.)
+            KMCParams p = wasm_params; // inherit carbon energies, etc.
             p.Nx = nx;
             p.Ny = ny;
             p.d0 = d0_arr[i];
             p.T = T_arr[i];
             p.e0 = e0_arr[i];
             p.e1 = e1_arr[i];
+            // Previously these came only from wasm_params (last set_params()
+            // call, i.e. the last time the main Run button was pressed) --
+            // meaning Batch Run silently ignored the current hop/passivation
+            // sliders unless you'd just run the main sim with matching
+            // values. Now explicit, same as set_params/update_params.
+            p.nu_f = nu_f;
+            p.nu_d = nu_d;
+            p.nu_p = nu_p;
+            p.e_pass = std::max(e_pass, 0.05);
+            p.nu_dp = nu_dp;
+            p.e_dp = std::max(e_dp, 0.05);
             p.rng_seed = base_seed + i;
             p.pcg.seed((uint64_t)p.rng_seed);