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pico-newton
pico-newton n. 
/ˈpʌɪkə(ʊ)ˌnjuːtn/, /ˈpikəˌn(j)utn/, /ˈpaɪkoʊˌn(j)utn/, /ˈpaɪkəˌn(j)utn/
Brit. /ˈpiːkə(ʊ)ˌnjuːtn/
, /ˈpiːkə(ʊ)ˌnjuːtn//ˈpʌɪkə(ʊ)ˌnjuːtn/U.S. /ˈpikoʊˌn(j)utn/
, /ˈpikoʊˌn(j)utn//ˈpikəˌn(j)utn//ˈpaɪkoʊˌn(j)utn//ˈpaɪkəˌn(j)utn/ΚΠ
1969 Surface Sci. 16 252 The base pressure in the apparatus was estimated to be 3 x 10-10 Torr. [Note About 4 piconewtons per square meter.]
1995 New Scientist 16 Dec. 18/3 Straightening kinked DNA would require a force of about 6 piconewtons—well within the polymerase's capacity.
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