Guelph Alumnus Magazine, Winter 1992

Page 25

ALUMNI

Bogie was a Canadian?

( liere's looking at

_ lYou, Shweetheart I

K

',.

athleen Scott, Arts '83. has alm ost 2,5 00 bits of Canadian movie trivia at her fingertips, including the

name of the 195 I motion picture in which Humphrey Bogart

played the pan of a Canadian. And she' s looking for more.

Scott is the com puter consultant on a University of Gue lph­

based resea rch team that is prepClring a compreh ens ive list­

ing of feature films m<Jd e in or about Canad<J and Canadians. They are especia lly interested in loca ting Canadian refer­ ences in fea ture films made in langu ages other th an Frencll and En glish. One of those refe rences comes from The African Queen , wh ere Humphrey Bogart refe rs to him se lf as Canadian. Scott, who is de veloping the databClse struc tures and in­ dexes, was co -reci pient of a Social Sciences and Humaniti es -"",........-. Resea rch Council grant of almo st $50,000, along with Ber­ nard Katz of the U of G Li bra I')', Pau I Sa Imon of the Depart­ The film research team wou ld like to hea r from Guelph ment of Drama and private researcher Ian Easterbrook. alumni around the world who can give movie titles or name Scott worked on campus bet ween 1978 and 1990 and has the producers of film s with Canadian references - regionally wo rked with th e archive units of the Guelph Publi c Library produced movies. foreign films that I'efer to Can ad a and films and Guelpl1 General Hosp ital. She also worked with shot in Canaela. If you can help, write to the Canadian Film Easterbrook, Kat z and professor eme ritu s Eli zabeth Waterston Project , c/o McLaughlin Library, University of Guelph. on The hCl\'ellers, a bibliography of Canadian travel writing. Guelph, Ont ario, Canada N IG 2W J.

It takes a strong stomach to be a scientist von Windheim, CPS Ph D '9 I, JeSko can attest to that statement. He en ­

dured two gut-wrenching , two-hour

flights ove r the Gulf of Mexico in a KC­ 135 airp lane to find out if sem icon du c­

tors can be "grown" in very low gravity. Affectionately known as the " Vomit

Comet," the modified 707 was lea sed

from NASA's Johnson Space Centre in

Hou ston, Texas, by the Canadian Space

Agency. It flies in a roller coaster-like pattem that provides brief periods of

"microgravity," a gravitational force one-thousandth that of normal gra vit y. During the fli gh ts. the plan e flew a

parabolic pattern, climbing at a 45­ degree angl e to an altitude of 34,000 feet, then curving back down in descent at 45 degrees to 20,000 feet. This cycle was repeated 40 times in each flight. At the peak of each curve. or parabola , the plane experiences 20 to 25 seconds of microgravity. During these periods of low gravity, von Windhei m operated th e CI/elph AII/IIIIIII.\

electroche mi ca l cel1s of an experimental cabin depressurized at high altitudes. appara tu s designed by his PhD supe r­ Then hc flew a series of loops and sp ins visor, Guelph chemi st Mike Cocivera. in an aerobatic bipl<Jne ca ll ed a Pitts The 24 cells used an electrical current Spec ial to 11elp him ge t used to the un­ to depos it a thin film of cadmiu m usual forces and the nau sea typi cal of selenide, a semiconductor. on differe nt the paraboli c flights. metal elec trodes. The goal

of these initial experiments

was to demonstrate the

feas ibil ity of making bett er

sem icon ductor films with

improved electrical conduc­ tivity and crystalline

structures. Cadmium se len ide was

chosen because it ha s

many applications, includ­

ing use in transi stors,

photocopying machines and video cameras,

although other semiconduc­ tors wtll be grown in later experiments.

Von Windheim, who is

now comp leting postdoc­ toral studies at North Carolina State, spent months preparing for the

KC-135 flights. He had to

pass the physical used to

screen air force pilots and

was tested for hi s abilit y to

Jl'sko "0/7 Windh !' im /Ioo/s in :('10 gUlI'ill' dlliing Ihe KC- ! 35 withstand low pressures

paw/Jolic mOI/Oell\,IC. that mi ght occur if the

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