Patrick Andrew Thompson of Calverton died Jan. 21 at Peconic Bay Medical Center in Riverhead. He was 68.
Born March 17, 1942, in Toronto, Canada, to Ernst and Gladys (Eddy) Thompson, he earned a doctorate and worked as a particle physicist at Brookhaven National Laboratory in Upton.
Mr. Thompson is survived by his daughter, Diane, of Illinois; his sister, Margaret Banton of Rochester, N.Y.; and two grandchildren.
Visiting hours will be held Saturday, Jan. 29, from 2 to 3 p.m. at Reginald H. Tuthill Funeral Home in Riverhead, where there will be a memorial service on Saturday, Feb. 5, at 11:30 a.m.