Importance of proper baseline identification for the subsequent kinetic analysis of derivative kinetic data Part 3

Result code in IS VaVaI

<a href="https://www.isvavai.cz/riv?ss=detail&h=RIV%2F00216275%3A25310%2F19%3A39914308" target="_blank" >RIV/00216275:25310/19:39914308 - isvavai.cz</a>

Result on the web

<a href="https://link.springer.com/article/10.1007%2Fs10973-018-7738-1" target="_blank" >https://link.springer.com/article/10.1007%2Fs10973-018-7738-1</a>

DOI - Digital Object Identifier

<a href="http://dx.doi.org/10.1007/s10973-018-7738-1" target="_blank" >10.1007/s10973-018-7738-1</a>

Result language

angličtina

Original language name

Importance of proper baseline identification for the subsequent kinetic analysis of derivative kinetic data Part 3

Original language description

Theoretically, simulated kinetic data were used to evaluate the performance of the linear, cubic spline and Bezier mathematic interpolations (in comparison with the physically meaningful tangential area-proportional interpolation) in case of the complex kinetics involving two independent processes with different degrees of overlapping. The Bezier interpolation exhibited best performance; the linear interpolation performed significantly worse than the two other ones. In general, the data distortions caused by application of the mathematic interpolations do not significantly influence the model-free kinetic parameters-apparent activation energy and pre-exponential factor; errors below 2% occurred even for the most extremely distorted data. On the other hand, the integrated peak area and the model-based parameters such as kinetic exponents and the complexity ratio can be significantly influenced by the interpolations-caused data distortions, with the associated errors being in the order of tenths of percent. Nevertheless, the distortions associated with the choice of the thermokinetic interpolation were found to not affect the thermal stability predictions for the complex kinetic processes; only the precise predictions based on the mid-range degrees of conversion (e.g., controlled preparation of glass-ceramics) can be significantly affected by the incorrect interpolation of the thermokinetic background.

Czech name

—

Czech description

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Type

J_imp - Article in a specialist periodical, which is included in the Web of Science database

CEP classification

—

OECD FORD branch

10403 - Physical chemistry

Project

<a href="/en/project/GA17-11753S" target="_blank" >GA17-11753S: Kinetic analysis of complex physico-chemical processes</a><br>

Continuities

P - Projekt vyzkumu a vyvoje financovany z verejnych zdroju (s odkazem do CEP)

Publication year

2019

Confidentiality

S - Úplné a pravdivé údaje o projektu nepodléhají ochraně podle zvláštních právních předpisů

Name of the periodical

Journal of Thermal Analysis and Calorimetry

ISSN

1388-6150

e-ISSN

—

Volume of the periodical

136

Issue of the periodical within the volume

3

Country of publishing house

NL - THE KINGDOM OF THE NETHERLANDS

Number of pages

8

Pages from-to

1307-1314

UT code for WoS article

000464699900028

EID of the result in the Scopus database

2-s2.0-85053502188