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Given the same particle energy and barrier height and width, which would tunnel more readily: a proton, or an
electron? Is your answer consistent with the usual rule of thumb governing when classical or non-classical behavior
should prevail?

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Given the same particle energy and barrier height and width, which would tunnel more readily: a proton, or an electron? Is your answer consistent with the usual rule of thumb governing when classical or non-classical behavior should prevail?