NameMoreno Ramírez, Luis Miguel
DepartmentFísica de la Materia Condensada
Knowledge areaFísica de la Materia Condensada
Professional categoryProfesor Sustituto Interino
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Final Degree Project
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Caracterización de Materiales Magnéticos Blandos para Aplicaciones Energéticas

Rivera Sierra, Gonzalo; Franco García, Victorino; Moreno Ramírez, Luis Miguel (2023)
Los materiales magnéticos blandos tienen una gran importancia en el ámbito energético y, por consiguiente, en el campo de ...
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Using a computationally driven screening to enhance magnetocaloric effect of metal monoborides

Romero-Muñiz, Carlos; Law, Jia Yan; Moreno Ramírez, Luis Miguel; Díaz García, Álvaro; Franco García, Victorino (IOP Publishing, 2023)
In most cases, substitution studies that aim to optimize magnetic properties are performed at the magnetic atomic site. ...
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Excellent Cryogenic Magnetocaloric Properties in Heavy Rare-earth Based HRENiGa2 (HRE = Dy, Ho, or Er) Compounds

Guo, Dan; Moreno Ramírez, Luis Miguel; Law, Jia Yan; Zhang, Yikun; Franco García, Victorino (Science Press, 2023)
RENiX2 compounds, where RE = rare-earth element and X = p-block element, have been highly regarded for cryogenic magnetocaloric ...
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Tunable Magnetocaloric Effect Towards Cryogenic Range by Varying Mn:Ni Ratio in All-d-metal Ni(Co)-Mn-Ti Heusler Alloys

Khan, Aun N.; Díaz García, Álvaro; Moreno Ramírez, Luis Miguel; Law, Jia Yan; Franco García, Victorino (Elsevier, 2023)
Cryogenic magnetic refrigeration is a highly efficient and environmentally friendly technique for gas liquefaction. However, ...
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All-d-metal Ni(Co)-Mn(X)-Ti (X = Fe or Cr) Heusler Alloys: Enhanced Magnetocaloric Effect for Moderate Magnetic Fields

Khan, Aun N.; Moreno Ramírez, Luis Miguel; Díaz García, Álvaro; Law, Jia Yan; Franco García, Victorino (Elsevier, 2023)
All-d-metal Ni(Co)-Mn-Ti Heusler alloys show high magnetocaloric/barocaloric effects ascribed to the occurrence of a ...
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First-order Phase Transition in High-performance La(Fe,Mn,Si)13H Despite Negligible Hysteresis

Moreno Ramírez, Luis Miguel; Law, Jia Yan; Borrego Moro, Josefa María; Barcza, Alexander; Greneche, Jean Marc; Franco García, Victorino (Elsevier, 2023)
Optimizing the performance of magnetocaloric materials is facilitated by understanding the thermomagnetic transitions they ...
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Current Perspective in Magnetocaloric Materials Research

Law, Jia Yan; Moreno Ramírez, Luis Miguel; Díaz García, Álvaro; Franco García, Victorino (American Institute of Physics, 2023)
Magnetocaloric refrigeration has remained a promising alternative to conventional refrigeration for the last few decades. ...
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Additive manufacturing of magnetocaloric (La,Ce)(Fe,Mn,Si)13–H particles via polymer-based composite filaments

Díaz García, Álvaro; Revuelta Losada, Jorge; Moreno Ramírez, Luis Miguel; Law, Jia Yan; Mayer, C.; Franco García, Victorino (Elsevier, 2022)
Additive manufacturing could be an excellent way of shaping magnetocaloric heat exchangers in magnetic refrigerators. ...
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Enhanced magnetocaloric properties of annealed melt-extracted Mn1.3Fe0.6P0.5Si0.5 microwires

Luo, Lin; Law, Jia Yan; Shen, Hongxian; Moreno Ramírez, Luis Miguel; Franco García, Victorino; Guo, Shu; Phan, Manh-Huong (MDPI, 2022)
: The highly regarded Fe2P-based magnetocaloric materials are usually fabricated by ball milling, and require an additional ...
Final Degree Project
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Tratamiento térmico de aleaciones asistido por corriente

Delgado Álvarez, Juan; Franco García, Victorino; Moreno Ramírez, Luis Miguel (2021)
Cada día cobra más importancia el uso de softwares de simulación multifísica en diversos campos científicos como, por ...
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Combined kinetic and Bean–Rodbell approach for describing field-induced transitions in LaFe11.6Si1.4 alloys

Moreno Ramírez, Luis Miguel; Blázquez Gámez, Javier Sebastián; Radulov, I. A.; Skokov, K. P.; Gutfleisch, Oliver; Franco García, Victorino; Conde Amiano, Alejandro (Institute of Physics Publishing, 2021)
We propose a combination of the Kolmogorov–Johnson–Mehl–Avrami nucleation and growth theory and the Bean–Rodbell model to ...
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Reversibility of the Magnetocaloric Effect in the Bean-Rodbell Model

Moreno Ramírez, Luis Miguel; Franco García, Victorino (Multidisciplinary Digital Publishing Institute (MDPI), 2021)
The applicability of magnetocaloric materials is limited by irreversibility. In this work, we evaluate the reversible ...
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First- and second-order phase transitions in RE6Co2Ga (RE = Ho, Dy or Gd) cryogenic magnetocaloric materials

Guo, Dan; Moreno Ramírez, Luis Miguel; Romero-Muñiz, Carlos; Zhang, Yikun; Law, Jia Yan; Franco García, Victorino; Wang, Jiang; Ren, Zhongming (Science in China Press, 2021)
Rare-earth (RE) rich intermetallics crystallizing in orthorhombic Ho6Co2Ga-type crystal structure exhibit peculiar magnetic ...
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Analysis of the magnetic field dependence of the isothermal entropy change of inverse magnetocaloric materials

Moreno Ramírez, Luis Miguel; Law, Jia Yan; Pramana, Stevin Snellius; Giri, Anit K.; Franco García, Victorino (Elsevier, 2021)
In this work, the magnetic field dependence of the inverse magnetocaloric (MC) effect is analyzed using a mean field ...
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Increased magnetocaloric response of FeMnNiGeSi high-entropy alloys

Law, Jia Yan; Díaz García, Álvaro; Moreno Ramírez, Luis Miguel; Franco García, Victorino (Elsevier, 2021)
The search for high-entropy alloys (HEAs), a new class of materials, with high magnetocaloric perfor- mance can address ...
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Setting the basis for the interpretation of temperature first order reversal curve (TFORC) distributions of magnetocaloric materials

Moreno Ramírez, Luis Miguel; Franco García, Victorino (Multidisciplinary Digital Publishing Institute (MDPI), 2020)
First Order Reversal Curve (FORC) distributions of magnetic materials are a well-known tool to extract information about ...
Final Degree Project
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Ferrofluidos para Aplicaciones Térmicas

Castillo Pareja, Jesús; Franco García, Victorino; Moreno Ramírez, Luis Miguel (2020)
Resumen En este trabajo se presentan un conjunto de simulaciones de elementos finitos con el objetivo de modelar la respuesta ...
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Influence of Thermal and Magnetic History on Direct DTad Measurements of Ni49+xMn36-xIn15 Heusler Alloys

Moreno Ramírez, Luis Miguel; Delgado-Matarín, Antonio; Law, Jia Yan; Franco García, Victorino; Conde Amiano, Alejandro; Giri, Anit K. (MDPI, 2019)
In the present work, using Heusler Ni49+xMn36-xIn15 (with x = 0 and 0.5) alloys, it is shown that the choice of the ...
PhD Thesis
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Methods for the analysis of thermomagnetic phase transitions of magnetocaloric materials

Moreno Ramírez, Luis Miguel; Conde Amiano, Alejandro; Franco García, Victorino (2019)
This thesis focuses on the analysis of the relation between thermomagnetic phase transitions and magnetocaloric response ...
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A procedure to obtain the parameters of Curie temperature distribution from thermomagnetic and magnetocaloric data

Manchón Gordón, Alejandro F.; Moreno Ramírez, Luis Miguel; Ipus Bados, Jhon Jairo; Blázquez Gámez, Javier Sebastián; Conde Amiano, Clara Francisca; Franco García, Victorino; Conde Amiano, Alejandro (Elsevier, 2019)
We propose a procedure for the determination of the parameters of the Curie temperature distribution (TCD)in a compositionally ...
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Magnetocaloric effect: From materials research to refrigeration devices

Franco García, Victorino; Blázquez Gámez, Javier Sebastián; Ipus Bados, Jhon Jairo; Law, Jia Yan; Moreno Ramírez, Luis Miguel; Conde Amiano, Alejandro (Elsevier, 2018)
The magnetocaloric effect and its most straightforward application, magnetic refrigeration, are topics of current interest ...
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A quantitative criterion for determining the order of magnetic phase transitions using the magnetocaloric effect

Law, Jia Yan; Franco García, Victorino; Moreno Ramírez, Luis Miguel; Conde Amiano, Alejandro; Karpenkov, Dmitriy Y.; Radulov, Iliya; Skokov, Konstantin P.; Gutfleisch, Oliver (Nature Publishing Group, 2018)
The ideal magnetocaloric material would lay at the borderline of a first-order and a second-order phase transition. Hence, ...
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Correction of the Shape Effect on Magnetic Entropy Change in Ball Milled Fe70Zr30 Alloys

Manchón Gordón, Alejandro F.; Ipus Bados, Jhon Jairo; Moreno Ramírez, Luis Miguel; Blázquez Gámez, Javier Sebastián; Conde Amiano, Clara Francisca; Franco García, Victorino; Conde Amiano, Alejandro (Elsevier, 2018)
The field dependence of the magnetic entropy change (ΔSM) after mechanical alloying of Fe70Zr30 composition starting from ...
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Influence of the starting temperature of calorimetric measurements on the accuracy of determined magnetocaloric effect

Moreno Ramírez, Luis Miguel; Franco García, Victorino; Conde Amiano, Alejandro; Neves Bez, H.; Mudryk, Y.; Pecharsky, V. K. (Elsevier, 2018)
Availability of a restricted heat capacity data range has a clear influence on the accuracy of calculated magnetocaloric ...
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The role of Ni in modifying the order of the phase transition of La(Fe,Ni,Si)(13)

Moreno Ramírez, Luis Miguel; Romero-Muñiz, Carlos; Law, Jia Yan; Franco García, Victorino; Conde Amiano, Alejandro; Radulov, Iliya A.; Gutfleisch, Oliver (Elsevier, 2018)
In this work, we study the effect of Ni substitution on the magnetocaloric properties of La(Fe,Si)13 compounds. Sample ...
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Grinding and particle size selection as a procedure to enhance the magnetocaloric response of La( Fe, Si)(13) bulk samples

Ipus Bados, Jhon Jairo; Borrego Moro, Josefa María; Moreno Ramírez, Luis Miguel; Blázquez Gámez, Javier Sebastián; Franco García, Victorino; Conde Amiano, Alejandro (Elsevier, 2017)
The magnetocaloric effect of La(Fe,Si)13 samples deteriorates with the presence of secondary phases. However, it is highly ...
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Nanostructuring as a procedure to control the field dependence of the magnetocaloric effect

Doblas, David; Moreno Ramírez, Luis Miguel; Franco García, Victorino; Conde Amiano, Alejandro; Svalov, A.V.; Kurlyandskaya, G.V.; Franco García, Victorino (Elsevier, 2017)
In this work, the field dependence of the magnetocaloric effect of Gd bulk samples has been enhanced through nanostructuring ...
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Ball milling as a way to produce magnetic and magnetocaloric materials: a review

Blázquez Gámez, Javier Sebastián; Ipus Bados, Jhon Jairo; Moreno Ramírez, Luis Miguel; Álvarez Gómez, J.M.; Sánchez Jiménez, D.; Lozano Pérez, S.; Franco García, Victorino; Conde Amiano, Alejandro (Springer Nature, 2017)
Ball milling (BM) is a well-established technique for producing different materials in powder shape. Dynamical analysis ...
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A New Method for Determining the Curie Temperature From Magnetocaloric Measurements

Moreno Ramírez, Luis Miguel; Blázquez Gámez, Javier Sebastián; Franco García, Victorino; Conde Amiano, Alejandro; Marsilius, Mie; Budinsky, Viktoria; Herzer, Giselher (Institute of Electrical and Electronics Engineers, 2016)
A new method is proposed for determining the Curie temperature from magnetocaloric measurements. It is based on the field ...
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Magnetocaloric response of amorphous and nanocrystalline Cr-containing Vitroperm-type alloys

Moreno Ramírez, Luis Miguel; Blázquez Gámez, Javier Sebastián; Franco García, Victorino; Conde Amiano, Alejandro; Marsilius, M.; Budinsky, V.; Herzer, G. (Elsevier, 2016)
The broad compositional range in which transition metal (TM) based amorphous alloys can be obtained, yields an easily ...
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Optimal temperature range for determining magnetocaloric magnitudes from heat capacity

Moreno Ramírez, Luis Miguel; Blázquez Gámez, Javier Sebastián; Law, Jia Yan; Franco García, Victorino; Conde Amiano, Alejandro (Institute of Physics Publishing, 2016)
The determination of the magnetocaloric magnitudes (specific magnetic entropy change, Δs M, and adiabatic temperature ...
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Effect of α-Fe impurities on the field dependence of magnetocaloric response in LaFe11.5Si1.5

Blázquez Gámez, Javier Sebastián; Moreno Ramírez, Luis Miguel; Ipus Bados, Jhon Jairo; Kiss, László Ferenc; Kaptás, Dénes; Kemèny, Tamás (Elsevier, 2015)
In this work, the theoretical field dependence of the magnetic entropy change far away from the transition is used to ...
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Analysis of magnetocaloric effect of ball milled amorphous alloys: Demagnetizing factor and Curie temperature distribution

Moreno Ramírez, Luis Miguel; Ipus Bados, Jhon Jairo; Franco García, Victorino; Blázquez Gámez, Javier Sebastián; Conde Amiano, Alejandro (Elsevier, 2015)
The magnetocaloric effect (MCE) has been measured for an amorphous mechanically alloyed (MA) Co62Nb6Zr2B30. It is demonstrated ...
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A procedure to extract the magnetocaloric parameters of the single phases from experimental data of a multiphase system.

Ipus Bados, Jhon Jairo; Moreno Ramírez, Luis Miguel; Blázquez Gámez, Javier Sebastián; Franco García, Victorino; Conde Amiano, Alejandro (AIP Publishing, 2014)
In this work, we propose a method to extract the individual parameters that describe the field dependence of magnetic ...
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Amorphization and evolution of magnetic properties during mechanical alloying of Co62Nb6Zr2B30: dependence on starting boron microstructure

Moreno Ramírez, Luis Miguel; Blázquez Gámez, Javier Sebastián; Ipus Bados, Jhon Jairo; Conde Amiano, Alejandro (Elsevier, 2014)
Co62Nb6Zr2B30 composition was mechanically alloyed using three different types of boron powders in the starting mixture: ...
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Magnetocaloric effect of Co62Nb6Zr2B30 amorphous alloys obtained by mechanical alloying or rapid quenching

Moreno Ramírez, Luis Miguel; Blázquez Gámez, Javier Sebastián; Ipus Bados, Jhon Jairo; Borrego Moro, Josefa María; Franco García, Victorino; Conde Amiano, Alejandro (2014)
Amorphous samples of nominal composition Co62Nb6Zr2B30 have been prepared using mechanical alloying (MA) and rapid quenching ...