试图移植

src/heurams/kernel/particles/__init__.py

@@ -3,6 +3,7 @@ from .nucleon import Nucleon
 from .orbital import Orbital
 from .atom import Atom
 from .probe import probe_all, probe_by_filename
+from .loader import load_nucleon, load_electron
 
 __all__ = [
     "Electron",
@@ -11,4 +12,6 @@ __all__ = [
     "Atom",
     "probe_all",
     "probe_by_filename",
+    "load_nucleon",
+    "load_electron",
 ]