Impedance of carbon aerogel/activated carbon composites as electrodes of electrochemical capacitors in aprotic electrolyte (Record no. 46005)

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fixed length control field 02013nam a2200301Ia 4500
003 - CONTROL NUMBER IDENTIFIER
control field MX-MdCICY
005 - DATE AND TIME OF LATEST TRANSACTION
control field 20250625140657.0
040 ## - CATALOGING SOURCE
Transcribing agency CICY
090 ## - LOCALLY ASSIGNED LC-TYPE CALL NUMBER (OCLC); LOCAL CALL NUMBER (RLIN)
Classification number (OCLC) (R) ; Classification number, CALL (RLIN) (NR) B-11789
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245 10 - TITLE STATEMENT
Title Impedance of carbon aerogel/activated carbon composites as electrodes of electrochemical capacitors in aprotic electrolyte
490 0# - SERIES STATEMENT
Volume/sequential designation New Carbon Materials, 22(2), p.153-158, 2007
520 3# - SUMMARY, ETC.
Summary, etc. Carbon aerogel (CAG), carbon black (CB), and graphite (G)were added to a high surface area activated carbon (HSAC), prepared by KOH activation, to form composites for use as electrodes of electrochemical capacitors (ECs). The performance of the ECs using these electrodes in (C2H5)4NBF4/propylene carbonate electrolyte were analyzed and compared by an electrochemical impedance spectrum (EIS). An equivalent circuit model with mixed kinetic and charge transfer control was assumed and a Marquardt fit procedure was applied to the EIS data, from which model parameters, such as, series solution resistance, Rs, polarization resistance, Rp, Nernst diffusion layer thickness, .., and average value of the diffusion coefficients of electrolyte ions, D, were extracted and compared for CAG-, CB-, and G-based composites. It was found that the ECs using CAG had the highest D values and a comparable Rp value with CB. The CAG-based composite had the lowest resistance and highest capacitance at the same frequencies among the three types of composites investigated.
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element CARBON AEROGEL
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element ACTIVATED CARBON
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element ELECTRIC DOUBLE LAYER CAPACITOR
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element CAPACITANCE
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element IMPEDANCE
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Liu X.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Zhang R.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Zhan, L.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Long, D.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Qiao, W.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Yang, J.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Ling, L.
856 40 - ELECTRONIC LOCATION AND ACCESS
Uniform Resource Identifier <a href="https://drive.google.com/file/d/1Yftz_pLmOgeKuw7GSA1I6JPVM98bxqU4/view?usp=drivesdk">https://drive.google.com/file/d/1Yftz_pLmOgeKuw7GSA1I6JPVM98bxqU4/view?usp=drivesdk</a>
Public note Para ver el documento ingresa a Google con tu cuenta: @cicy.edu.mx
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Source of classification or shelving scheme Clasificación local
Koha item type Documentos solicitados
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  Clasificación local     Ref1 CICY CICY Documento préstamo interbibliotecario 25.06.2025   B-11789 25.06.2025 25.06.2025 Documentos solicitados