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Lambda-peak in heat capacity I. History of the problem. / Drebushchak, V. a.

In: Journal of Thermal Analysis and Calorimetry, 05.09.2025.

Research output: Contribution to journal › Article › peer-review

Harvard

Drebushchak, VA 2025, 'Lambda-peak in heat capacity I. History of the problem', Journal of Thermal Analysis and Calorimetry. https://doi.org/10.1007/s10973-025-14648-0

APA

Drebushchak, V. A. (2025). Lambda-peak in heat capacity I. History of the problem. Journal of Thermal Analysis and Calorimetry. https://doi.org/10.1007/s10973-025-14648-0

Vancouver

Drebushchak VA. Lambda-peak in heat capacity I. History of the problem. Journal of Thermal Analysis and Calorimetry. 2025 Sept 5. doi: 10.1007/s10973-025-14648-0

Author

Drebushchak, V. a. / Lambda-peak in heat capacity I. History of the problem. In: Journal of Thermal Analysis and Calorimetry. 2025.

BibTeX

@article{e71803b9cb064519a8ae953b5b3a6915,
title = "Lambda-peak in heat capacity I. History of the problem",
abstract = "Lambda-peak in heat capacity is common in many phenomena (magnetism, superfluidity in liquid helium, ordering–disordering in alloys, etc.). Mathematical description of its shape does not exist. Raw calorimetric data are treated with using empirical power and exponential polynomials with coefficients without physical meaning. The history of genesis and development of theory of magnetic phase transitions is traced in order to reveal the reasons of its unsuccessful current state. The points preventing from the solution to the problem of lambda-peak in heat capacity of ferromagnetics at the Curie point are described. Most popular formulas for magnetization, Ehrenfest classification of phase transitions, and the theory of critical indices are shown to misguide in the search for the mathematical description of the lambda-peak of heat capacity. Excluding these obstacles from the consideration will allow us to solve the problem.",
author = "Drebushchak, {V. a.}",
note = "The work was supported with the Russian Federation state assignment of the Sobolev Institute of Geology and Mineralogy SB RAS (state registration number: 122041400176-0).",
year = "2025",
month = sep,
day = "5",
doi = "10.1007/s10973-025-14648-0",
language = "English",
journal = "Journal of Thermal Analysis and Calorimetry",
issn = "1388-6150",
publisher = "Springer Nature",

}

RIS

TY - JOUR

T1 - Lambda-peak in heat capacity I. History of the problem

AU - Drebushchak, V. a.

N1 - The work was supported with the Russian Federation state assignment of the Sobolev Institute of Geology and Mineralogy SB RAS (state registration number: 122041400176-0).

PY - 2025/9/5

Y1 - 2025/9/5

N2 - Lambda-peak in heat capacity is common in many phenomena (magnetism, superfluidity in liquid helium, ordering–disordering in alloys, etc.). Mathematical description of its shape does not exist. Raw calorimetric data are treated with using empirical power and exponential polynomials with coefficients without physical meaning. The history of genesis and development of theory of magnetic phase transitions is traced in order to reveal the reasons of its unsuccessful current state. The points preventing from the solution to the problem of lambda-peak in heat capacity of ferromagnetics at the Curie point are described. Most popular formulas for magnetization, Ehrenfest classification of phase transitions, and the theory of critical indices are shown to misguide in the search for the mathematical description of the lambda-peak of heat capacity. Excluding these obstacles from the consideration will allow us to solve the problem.

AB - Lambda-peak in heat capacity is common in many phenomena (magnetism, superfluidity in liquid helium, ordering–disordering in alloys, etc.). Mathematical description of its shape does not exist. Raw calorimetric data are treated with using empirical power and exponential polynomials with coefficients without physical meaning. The history of genesis and development of theory of magnetic phase transitions is traced in order to reveal the reasons of its unsuccessful current state. The points preventing from the solution to the problem of lambda-peak in heat capacity of ferromagnetics at the Curie point are described. Most popular formulas for magnetization, Ehrenfest classification of phase transitions, and the theory of critical indices are shown to misguide in the search for the mathematical description of the lambda-peak of heat capacity. Excluding these obstacles from the consideration will allow us to solve the problem.

UR - https://www.scopus.com/inward/record.uri?partnerID=HzOxMe3b&scp=105015459540&origin=inward

U2 - 10.1007/s10973-025-14648-0

DO - 10.1007/s10973-025-14648-0

M3 - Article

JO - Journal of Thermal Analysis and Calorimetry

JF - Journal of Thermal Analysis and Calorimetry

SN - 1388-6150

ER -

ID: 69781624