E ( Th co el et Fo re to m to la co o fi an cl ELECTROCH (E

Proceedings of the Third Internatiional Symposium
m on Renewable E
Energy and Sustaainability,
Temixco, Moreloos, México, Septeember 9-11, 20155
EELECTROCHEMICAL GR
ROWTH OF P
POLY‐(3,4‐EETHYLENEDIIOXYTHIOPH
HENE) (
(E‐PEDOT) A
AND MANIP
PULATION O
OF ITS COND
DUCTIVE STTATE FOR USE AS ANODIC BUFFER
R LAYER IN O
ORGANIC P
PHOTOVOLTTAIC CELLS
J. A. Del‐Oso1,2*, B. A. Frontana‐Uribe2, J. L. Maldon
nado3, R. Mend
doza1, M. Riveera‐
4 Heernández
1
Universidad Autóónoma de la Ciuudad de Méxicoo, Prolongación SSan Isidro No. 151, San Lorenzoo Tezonco, 2
Ixttapalapa, 09790, México D.F., Mééxico. Centro Conjunto de Invesstigación en Quím
mica Sustentable UAEMéx‐
3
UN
NAM, Carretera Toluca‐Atlacomul
T
n Cayetano‐Tolucca, Estado de Mééxico, México. Centro de lco Km 14.5, San
4
Invvestigaciones en Óptica A.P. 1‐9448, 37000 León, Gto., México. Instituto de Fíísica, Universidad
d Nacional Au
utónoma de M
México, Apdo. P
Postal 20‐364, 01000, México D.F., México. *Correspondingg author: alffredo.deloso@uacm.edu.mx Th
his contribu
ution presen
nts the man
nipulation o
of morpholo
ogy, thickneess and co
onductancee of the polyymer film po
oly[ethyleneedioxythiop
phene] (PED
DOT) by ellectrochemical growth
h (CV or CA
A) (E‐PEDOT), from th
he monomeer 3,4‐
1
etthylenedioxxythiophenee (EDOT), deposited o
onto indium
m‐tin oxidee (ITO). Fo
or this studyy, different mixtures off anhydrouss organic so
olvents weree used, reesulting in slow polym
merization kinetics k
of the monom
mer EDOT2 when to
oluene‐acettonitrile (4:1
1, v/v) wass used. Also
o, was deteermined in which m
monomer co
oncentration
n and electtropolymeriization poteential, allow
wed us to
o obtain beetter contro
ol the growtth of the polymer to be b used as buffer 3
laayer of Orgganic Photo
ovoltaic Cellls (OPVs). Furthermo
ore, the prrevious co
onditions w
where corrrelated witth the film
m conductaance of E‐PEDOT obtained and
d transpareency in thee region UV
V‐Vis. Finallyy, these E‐PEDOT used in OPV
Vs togetherr with bulkk heterojuncction archittecture films were u
nd their peerformance was comp
pared with those consstructed wiith the an
classical spin coating deposited PED
DOT:PSS layeers. J. A. Del‐Oso, B.. A. Frontana‐U
Uribe, J. L. Maldonado, R. Meendoza, M. Rivvera‐Hernándezz (2015)
on of its Eleectrochemical growth of poly‐(3,4‐ethyleneedioxythiophene) (e‐pedot) and manipulatio
co
onductive state for use as ano
odic buffer layeer in organic ph
hotovoltaic cellls. Poster Session: Solar En
nergy; Proceediings of the Thirrd Internationall Symposium on
n Renewable En
nergy and Susta
ainability Proceedings of the Third Internatiional Symposium
m on Renewable E
Energy and Sustaainability,
Temixco, Moreloos, México, Septeember 9-11, 20155
(Eds. E. Santoyo,, P.J. Sebastian
n, M. López de Haro), Temixcco, Morelos, M
México, Septemb
ber 9‐11, 20015.