eling ▁mic ros cope ) ▁for ▁expl oration ▁of ▁atoms ▁and ▁mole cules ▁in ▁the ▁ang st rom ▁range ▁and ▁below . ▁ ▁C ork um ' s ▁re coll ision ▁electron ▁physics ▁has ▁led ▁to ▁many ▁adv ances ▁in ▁understanding ▁the ▁interactions ▁among ▁coh er ent ▁electrons , ▁coh er ent ▁light , ▁and ▁coh er ent ▁atoms ▁or ▁mole cules . ▁The ▁re coll ision ▁electron ▁can ▁be ▁thought ▁of ▁as ▁an ▁electron ▁inter fer ometer ▁built ▁by ▁las er ▁light ▁generated ▁from ▁atoms ▁or ▁mole cules . ▁As ▁an ▁inter fer ometer , ▁the ▁re coll ision ▁electron ▁can ▁be ▁used ▁to ▁measure ▁atomic ▁and ▁mole cular ▁orbit als ▁by ▁means ▁of ▁inter fer ing ▁waves ▁from ▁the ▁bound ▁electrons ▁and ▁the ▁re coll ision ▁electrons . ▁ ▁From ▁ 1 9 9 7 ▁to ▁ 2 0 0 9 , ▁he ▁was ▁the ▁adj unct ▁professor ▁of ▁physics ▁at ▁Mc Master ▁University . ▁ ▁Awards ▁ 2 0 1 9 ▁The ▁Will is ▁E . ▁Lamb ▁Award ▁for ▁Las er ▁Science ▁and ▁Quant um ▁Opt ics ▁▁ 2 0 1 8 ▁S PI E ▁Gold ▁Medal ▁ 2 0 1 8 ▁Institute ▁of ▁Physics ▁Isaac ▁Newton ▁Medal ▁▁ 2 0 1 7 ▁Royal ▁Medal ▁▁ 2 0 1 5 ▁L omon os ov ▁Gold ▁Medal ▁ 2 0 1 3 ▁Har vey ▁Prize ▁ 2 0 1 3 ▁Royal ▁Phot ographic ▁Society ▁Progress ▁medal ▁and ▁Honor ary ▁Fellow ship ▁awarded ▁in ▁recognition ▁of ▁any ▁in vention , ▁research ,