"RIV/61388955:_____/07:00081138!RIV07-AV0-61388955" . "P(IAA4040306), P(KJB400400601), P(LC510), Z(AV0Z40400503)" . . "RIV/61388955:_____/07:00081138" . . "Kalb\u00E1\u010D, Martin" . . . "3"^^ . . . . "1079;1085" . . "3" . . "4"^^ . "Journal of Physical Chemistry C" . "1932-7447" . . . "[4D7C82992A18]" . "Influence of an extended fullerene cage: Study of chemical and electrochemical doping of C70 peapods by in situ raman spectroelectrochemistry" . . "Influence of an extended fullerene cage: Study of chemical and electrochemical doping of C70 peapods by in situ raman spectroelectrochemistry"@en . "426135" . "Dunsch, L." . . "7"^^ . "electrochemistry; C70 peapods; in situ Raman spectroscopy"@en . . . . "US - Spojen\u00E9 st\u00E1ty americk\u00E9" . "Vliv roz\u0161\u00ED\u0159en\u00E9 klece fullerenu: Studium chemick\u00E9ho a elektrochemick\u00E9ho dopov\u00E1n\u00ED C70 peapod\u016F s pou\u017Eit\u00EDm in situ Ramansk\u00E9 spektroelektrochemie"@cs . "Influence of an extended fullerene cage: Study of chemical and electrochemical doping of C70 peapods by in situ raman spectroelectrochemistry"@en . . "111" . . "Peapody C70 po chemick\u00E9m a elektrochemick\u00E9m dopov\u00E1n\u00ED byly poprv\u00E9 studov\u00E1ny pomoc\u00ED in-situ Ramansk\u00E9 spektroelektrochemie. Vyhas\u00EDn\u00E1n\u00ED lini\u00ED jednost\u011Bnn\u00FDch uhl\u00EDkov\u00FDch nanotub (SWCNT) v Ramanov\u011B spektru a posun tangenci\u00E1ln\u00EDho modu sm\u011Brem k ni\u017E\u0161\u00EDm frekvenc\u00EDm potvrdil vzsokou m\u00EDru dopov\u00E1n\u00ED C70@SWCNT drasl\u00EDkov\u00FDmi parami. Zm\u011Bny intenzit a polohy u p\u00E1s\u016F C70 v d\u016Fsledku dopov\u00E1n\u00ED drasl\u00EDkem uk\u00E1zaly \u017Ee dral\u00EDk pronik\u00E1 do prostoru uvnit\u0159 tub a redukuje C70. N\u00E1sledn\u00E9 promyt\u00ED K-dopovan\u00FDch peapod\u016F vedlo pouze k \u010D\u00E1ste\u010Dn\u00E9mu dedopov\u00E1n\u00ED nebo\u0165 drasl\u00EDk byl vymyt poze z prostoru mezi peapody av\u0161ak uvnit\u0159 peapod\u016F z\u016Fstal nedot\u010Den. Elektrochemick\u00E9 nab\u00EDjen\u00ED \u010D\u00E1ste\u010Dn\u011B dedopovan\u00FDch C70 peapod\u016F se li\u0161\u00ED od C60@SWCNT. Nejv\u00FDrayn\u011Bj\u0161\u00ED odli\u0161nost\u00ED bylo zes\u00EDlen\u00ED Ramansk\u00E9ho sign\u00E1lu od p\u00E1s\u016F C70 v pr\u016Fb\u011Bho anodick\u00E9ho dopov\u00E1n\u00ED. V\u00FDsledky byly interpretov\u00E1ny na z\u00E1kled\u011B odli\u0161nost\u00ED v elektronick\u00E9 struktu\u0159e C60 a C70 peapod\u016F a tedy i odli\u0161n\u00E9ho chov\u00E1n\u00ED v d\u016Fsledku chemick\u00E9ho a elektrochemick\u00E9ho dopov\u00E1n\u00ED."@cs . "Vliv roz\u0161\u00ED\u0159en\u00E9 klece fullerenu: Studium chemick\u00E9ho a elektrochemick\u00E9ho dopov\u00E1n\u00ED C70 peapod\u016F s pou\u017Eit\u00EDm in situ Ramansk\u00E9 spektroelektrochemie"@cs . . "C70 peapods (C70@SWCNT) have been studied for the first time under chemical and electrochemical doping by in situ Raman spectroelectrochemistry. The bleaching of Raman features of single-walled carbon nanotubes (SWCNT) and the downshift of the frequency of their tangential mode confirmed the strong chemical doping of C70@SWCNT by potassium vapor. The changes of C70 band intensities and positions upon K-vapor doping indicate the insertion of potassium into the interior of a peapod and the chemical reduction of C70. The subsequent treatment of the K-doped peapod with water caused only a partial dedoping as the potassium outside the peapod is removed while that inside the tube remains intact. Electrochemical charging of the partially dedoped C70 peapods differs from that of C60@SWCNT. The most striking feature was the enhancement of the C70-related Raman bands during anodic charging. The results are interpreted in terms of different electronic structures of C60 and C70 peapods, ..."@en . . "Kavan, Ladislav" . "Zukalov\u00E1, Mark\u00E9ta" . . "Influence of an extended fullerene cage: Study of chemical and electrochemical doping of C70 peapods by in situ raman spectroelectrochemistry" . "C70 peapods (C70@SWCNT) have been studied for the first time under chemical and electrochemical doping by in situ Raman spectroelectrochemistry. The bleaching of Raman features of single-walled carbon nanotubes (SWCNT) and the downshift of the frequency of their tangential mode confirmed the strong chemical doping of C70@SWCNT by potassium vapor. The changes of C70 band intensities and positions upon K-vapor doping indicate the insertion of potassium into the interior of a peapod and the chemical reduction of C70. The subsequent treatment of the K-doped peapod with water caused only a partial dedoping as the potassium outside the peapod is removed while that inside the tube remains intact. Electrochemical charging of the partially dedoped C70 peapods differs from that of C60@SWCNT. The most striking feature was the enhancement of the C70-related Raman bands during anodic charging. The results are interpreted in terms of different electronic structures of C60 and C70 peapods, ..." .