LiM0.5Mn1.5O4-δ (M = Co or Fe) spinels with a high oxidation state obtained by ultrasound-assisted thermal decomposition of nitrates. Characterization and physicochemical properties

Autor: A. Pereira, Juan Luis Gautier, M. Sánchez-Arenillas, Freddy Celis, Juan Escrig, L. Troncoso, J. F. Marco, Paulina Márquez, Daniela Alburquenque

Publikováno v: Digital.CSIC. Repositorio Institucional del CSIC
instname

8 pags., 7 figs., 3 tabs.
Manganese lithium oxides with spinel-related structure, LiCoMnO and LiFeMnO, have been synthesized for the first time using an ultrasound-assisted thermal decomposition of nitrates (UA-TDN) synthesis method. The materia

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::fc179e525a407c66822ea9303cc32727
http://hdl.handle.net/10261/220385

Improvement of the electrochemical performance of LiFePO4 cathode by Y-doping

Autor: F. Fuenzalida, Paulina Márquez, Juan Luis Gautier, Francisco Herrera

Publikováno v: MRS Communications. 7:515-522

LiFe1−xYxPO4 doped (d-LFP) with amounts of yttrium (0.01% < x < 5% w/w) show a remarkable effect on the electrochemical behavior. The d-LPF samples were investigated on the Li extraction/insertion performance through charge/discharge and capacity�

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::b4cd2c6eb9cd3174cc7706a53c775359
https://doi.org/10.1557/mrc.2017.71

EFFECT OF THE AMOUNT OF WATER ON THE SYNTHESIS OF LiMn2O4, USED AS CATHODE MATERIAL IN LITHIUM-ION BATTERIES

Autor: Francisco Herrera, E. Yedinak, Oscar Vargas, Juan Luis Gautier, A Cabellero

Publikováno v: Journal of the Chilean Chemical Society, Volume: 60, Issue: 1, Pages: 2867-2870, Published: MAR 2015
Journal of the Chilean Chemical Society v.60 n.1 2015
SciELO Chile
CONICYT Chile
instacron:CONICYT

LiMn 2 O 4 with nanostructured morphologies possess rapid kinetics which is favorable for the intercalation of lithium ions in battery electrodes 1 . In this work, we have studied the effect of varying the amount of water in the hydrothermal synthesi

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::96dce45e34c52f56fa9a63091a3f3151
https://doi.org/10.4067/s0717-97072015000100021

SPINEL LiFe xCo2-xO4 (0.25 ≤ x ≤ 1) AS CATHODES IN LITHIUM BATTERIES: RELATIONSHIP BETWEEN IONIC DISTRIBUTION AND LITHIUM ION INSERTION

Autor: J. Ortiz, Francisco Herrera, Rubén Pastene, Nicole Muchnick, Juan Luis Gautier, Daniela Alburquenque

Publikováno v: Journal of the Chilean Chemical Society. 58:2005-2010

Spinel LiFe x Co 2-x O4 samples with 0.25≤x≤1 were synthesized by the sol-gel Pechini method at 300 o C in order to study the impact on their structural and electrochemical properties due to the substitution of Co by Fe. The specific capacity for

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::dc28168857b6d1199c034d660ead2441
https://doi.org/10.4067/s0717-97072013000400022

Induced effect of transparent substrate composition on polypyrrole thin film

Autor: H. Nguyen Cong, D. Martel, Juan Luis Gautier

Publikováno v: JOURNAL OF MATERIALS SCIENCE
Artículos CONICYT
CONICYT Chile
instacron:CONICYT

For thin films of tin dioxide, indium oxide and indium tin oxide, the substrate nature plays a determining role on their structural and morphological characteristics, which modified noticeably their optical property. On these substrates, the electrop

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::45da260450bfa852846c4154b98c9fe4
https://doi.org/10.1007/s10853-008-2803-y