Differential capacitance of ionic liquid interface with graphite: the story of two double layers

被引：72

作者：

Kornyshev, A. A. ^{[1
]}

Luque, N. B. ^{[2
,3
]}

Schmickler, W. ^{[4
]}

机构：

[1] Univ London Imperial Coll Sci Technol & Med, Dept Chem, Chem Phys Sect, Fac Nat Sci, London SW7 2AY, England

[2] Euskal Herriko Unibertsitatea UPV EHU, Kimika Fak, Donostia San Sebastian, Spain

[3] DIPC, Donostia San Sebastian, Spain

[4] Univ Ulm, Inst Theoret Chem, D-89069 Ulm, Germany

来源：

JOURNAL OF SOLID STATE ELECTROCHEMISTRY | 2014年 / 18卷 / 05期

基金：

英国工程与自然科学研究理事会;

关键词：

ELECTRICAL DOUBLE-LAYER; DENSITY; STATES; MODEL;

D O I：

10.1007/s10008-013-2316-8

中图分类号：

O646 [电化学、电解、磁化学];

学科分类号：

081704 ;

摘要：

We combine electronic density functional theory for the screening properties of graphite with a mean-field theory of the double layer in ionic liquids to reveal what underpins the morphology of the voltage dependence of electrical capacitance of a flat graphite/ionic liquids interface.

引用

收藏

页码：1345 / 1349

页数：5

相关论文

共 18 条

[1] Double Layer in Ionic Liquids: Overscreening versus Crowding [J].

Bazant, Martin Z. ;

Storey, Brian D. ;

Kornyshev, Alexei A. .

PHYSICAL REVIEW LETTERS, 2011, 106 (04)

[2] Double-layer capacitance on a rough metal surface [J].

Daikhin, LI ;

Kornyshev, AA ;

Urbakh, M .

PHYSICAL REVIEW E, 1996, 53 (06) :6192-6199

[3] Double layer in ionic liquids: The nature of the camel shape of capacitance [J].

Fedorov, M. V. ;

Georgi, N. ;

Kornyshev, A. A. .

ELECTROCHEMISTRY COMMUNICATIONS, 2010, 12 (02) :296-299

[4] Towards understanding the structure and capacitance of electrical double layer in ionic liquids [J].

Fedorov, Maxim V. ;

Kornyshev, Alexei A. .

ELECTROCHIMICA ACTA, 2008, 53 (23) :6835-6840

[5]

Fedorov MV, CHEM REV IN PRESS

[6] Ionic liquids behave as dilute electrolyte solutions [J].

Gebbie, Matthew A. ;

Valtiner, Markus ;

Banquy, Xavier ;

Fox, Eric T. ;

Henderson, Wesley A. ;

Israelachvili, Jacob N. .

PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2013, 110 (24) :9674-9679

[7] The anatomy of the double layer and capacitance in ionic liquids with anisotropic ions Electrostriction vs lattice saturation [J].

Georgi, N. ;

Kornyshev, A. A. ;

Fedorov, M. V. .

JOURNAL OF ELECTROANALYTICAL CHEMISTRY, 2010, 649 (1-2) :261-267

[8] AN INTERPRETATION OF THE DOUBLE-LAYER CAPACITY OF GRAPHITE-ELECTRODES IN RELATION TO THE DENSITY OF STATES AT THE FERMI LEVEL [J].

GERISCHER, H .

JOURNAL OF PHYSICAL CHEMISTRY, 1985, 89 (20) :4249-4251

[9] DENSITY OF THE ELECTRONIC STATES OF GRAPHITE - DERIVATION FROM DIFFERENTIAL CAPACITANCE MEASUREMENTS [J].

GERISCHER, H ;

MCINTYRE, R ;

SCHERSON, D ;

STORCK, W .

JOURNAL OF PHYSICAL CHEMISTRY, 1987, 91 (07) :1930-1935

[10] A molecular dynamics simulation study of the electric double layer and capacitance of [BMIM][PF6] and [BMIM][BF4] room temperature ionic liquids near charged surfaces [J].

Hu, Zongzhi ;

Vatamanu, Jenel ;

Borodin, Oleg ;

Bedrov, Dmitry .

PHYSICAL CHEMISTRY CHEMICAL PHYSICS, 2013, 15 (34) :14234-14247