T h e s e samples thus yield two distinct transitions

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Unformatted text preview: o a l l o w the s a m p l e to e q u i l i b r i a t e at the s t a r t i n g temperature. heat the sample at 5 , 10 o r 2 0 K /min t o 3 3 0 K . 3: - 4: - h old t h e s a m p l e a t 3 3 0 K i sothermatlly for 3 m inutes to a l l o w t h e s a m p l e t.0 e q u i l i b r i a t e at the h i g h temperature. 5: - c ool t h e s a m p l e a t 5 o r 1 0 K /min t o 2 5 0 K 6 : - g o to s t e p 2 ( r e p e a t i n g the p r o c e d u r e again). D SC P R O G R A M I 1 1 : - c o o l the s a m p l e to 1 9 0 K. 2 : - h o l d t h e s a m p l e a t 1 9 0 K i s o t h e r m a l l y for 3 m i n u t e s t o a l l o w t h e s a m p l e to e q u i l i b r i a t e a t the s t a r t i n g low temperature. 3: - h e a t the s a m p l e a t 1 0 K /min. t o 2 9 3 K . 4: - h o l d t h e s a m p l e a t 2 9 3 K f o r 3 m inutes t o a l l o w t h e S a m p l e to e q u i l i b r i a t e a t t h e e n d i n g t e m p e r a t u r e . 5: - g o to step 1: and repeat the process P age - 6 3 - B IBLIOGRAPHY Whittingham, M . S . 1 9 7 6 J . E lectrochem. S o c . 3 ( 3 1 5 ) . W hittingham, M . S . 1 9 7 8 P rog. Solid State Chem. 1 2 ( 4 11 . P h y s . R c v . L ett. 4 0 ( 1 5 1 1 ) . T hompson, A . H . 1978 T hompson, A . H . 1979 J . T hompson, A . H . 1980 E lectrochem. S o c . 1 2 6 ( 6 0 8 ) . P hysica Y Y B ( 1 0 0 ) D a h n , J . R . and Haering, R . R . 1 9 8 1 S olid State Ionics 2 (19). Z a n i n i , M . , S h a w , J . L . and Tennenhouse, G . J . 1 9 8 1 J . E lectrochem. S o c . 1 2 8 ( 1 6 4 7 ) . W eisser, 0 . a nd L a n d a , S . 1 9 7 3 S ulphide Catalysts, Their Properties and Applications, Pergamon Press. S chuman, S . C . and S h a l i t , J. 1 9 7 1 C atalysis Reviews 4. P a r r y , G . S . 1 9 7 7 M at. Sci. Eng. 3 1 (99). Z a b e l , H . , M o s s , S . C . , C a s w e l l , N . a nd S o l i n , S . A . 1 9 7 9 Phys. Rev. Lett. 2 7 ( 2 0 2 2 ) . L eung, S . Y . , Underhill, C . , D resselhaus, G . a nd Dresselhaus, M . S . 1 9 7 9 S olid State Comm. 3 3 ( 2 8 5 ) . Z a b e l , H . a nd Magerl, A . 1982 P hys. Re...
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