Perhaps you should try some spelling variations:
"particle accelerationd" » "particle acceleration", "particle accelerations", "particles acceleration"
"partially accelerated" » "partially correlated", "partially integrated", "naturally accelerate"
"particles accelerated" » "particles acceleration", "lattices accelerated", "particle acceleraton"
"particle accelerator" » "particle accelerators", "particle acceleration"
"particle accelerate" » "particle acceleraton", "particle accelerators", "particle acceleration"

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (("particle accelerator") OR ((((("particle accelerate") OR ((("particles accelerated") OR ("partially accelerated"))))) OR ("particle accelerationd")))).
• Removing quotes may allow a broader search: (( particle accelerator ) or ((((( particle accelerate ) or ((( particles accelerated ) or ( partially accelerated ))))) or ( particle accelerationd )))).
• Adding a wildcard symbol may retrieve word variants: (("particle accelerator") or ((((("particle accelerate") or ((("particles accelerated") or ("partially accelerated"))))) or ("particle accelerationd"))))*.