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About Medford mail tribune. (Medford, Or.) 1909-1989 | View Entire Issue (July 7, 1960)
THURSDAY, JULY 7, 1880 MEDFORD MAIL TRIBUNE, MEDFORD ORE. New Experiments Suggest Answer To Photosynthesis Oiik Wdiio, Tonn. - (Sclouuo Borvk'o) - New o v 1 (I o n o itroiiKly hikkcU that the first top In pholcMytithunlM, tha vltul rauctlon whuruby nil ilioun plmita convurt curium (lloxlclu mid wnlcr Into lu L'ohu, muy ho purely olcutronlo , In nuliii o. , Prof. Wlllliim Arnold biuI Dr. Rodorlck K. Cliiylun, both '. of tho blolouy division of Oiik Itl(lo Nutlonul Luborutory In ' Oiik rtliltio, Tonn., have luclled by npuclroncoplc moth ; od, tho Initliil chiniKOH Unit tnko plucu In tho purplo bnc . tcrln iirnupii whon lllumlniil , od. They found tho cl niimi to be the sumo lit lomporiituroii , from tlluhtly nbovo room . toniporiituro down to Hourly absolute zero, which Is 43M.7 "cIomiooji bolow zero on tho Fahrenheit nciile. At this lut- tor toniporiituro no ordlnury ' chomlciil chimuos enn tnko "pliice. Thus tlio roncllon must bo electronic, tho scientists roiison. '. Prof. Arnold and Dr. Chiy - ton report their work In tho June Proceeding) of Uie Nil . tlonnl Acudemy of Sciences. Prof. Arnold showed In 1057 . til ii t dried chloroplusts (pur ; tides contiilnlnK chlorophyll) ' act as semiconductors. . First Slap Notad As a result of their present reseurch, tho Oiik Itldue sclen '. tlsls conclude Unit "the first ; step In photosynthesis appears to bo tho separation of an electron and a hole In a ' chlorophyll semiconductor." A hole Is a mlsslInK elec tron and behaves, In an olcc : trlcnl field, Ilka a positive : churuo. The mechanism of photo synthesis Is of great practical , importnnco. It could lead to a direct and efficient method of .-harnessing the enemy of the iiin for tho use of man. Advisors Urge Navy Use Civilian Crews Washington (Sclonco Scrv .lcc) - The navy's research ships should be manned by civilian crews, the National "Research council - National TAcademy of Sciences recom-: mends In a special report. Tho committee on oceanog raphy said the use of navy rerewmen results In excessive turnover of personnel and time watted observing "a .whole host of regulations that are necessary only for combat ihlps." . The committee also recom mended that the crew be em ployed by and responsible to .the laboratory In chargo of 'the ship, rather than to a part of tho Department of the "Navy. "This practice could re duco ship operating costa, as navy crews are usually con siderably larger than civilian crews." - Research on subsurface cur rents and the ocean floor will greatly Increase U. S. subma rines' effectiveness, the com inltloe reported. Dr. Harrison irown, profcusor of geochem istry at tho California Insti tute of Technology, Is chair man of the committee. Teacher Says Kits Stifle Imagination Denver (Sclonco Service) -" 'Do-it-yourself kits that do not leave much for you to do except read the directions" tiflc self-expression, an asso ciate professor at the Unlver lly of Tennessee told the American Homo Economics as loclatlon meeting hero. "Who's encouraged to use his Imagination?" asked Miss Volma M. Rlley, who teaches rolntcd arts and crafts. In Hpfdirn and decorating problems today, Miss Rlley aid, people seem to warn packaged answers, llko the frnTPn TV dinner ready to pop Into tho oven. "You and I know that 'pncKagen an awcra in interior design Just will n o t work, nor should they! In this push-button ago, we seem to be expected to nrnrlup mish-hutlon nnswors. I hope we never come to that!" Kh iirirpd educators to up hold and strive to raise stand ards of tnsle - in effect, to "create dissatisfaction." Miss Rlley said there are nino nitno n s tnslo Is Im proving. 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