Data

NameMartín Olalla, José María
DepartmentFísica de la Materia Condensada
Knowledge areaFísica de la Materia Condensada
Professional categoryProfesor Titular de Universidad
E-mailRequest
           

  Statistics

  • Items

    21

  • Visits

    2065

  • Downloads

    1817

  Publications

 

Article
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Thermo-magnetic characterization of phase transitions in a Ni-Mn-In metamagnetic shape memory alloy

Romero Landa, Francisco Javier; Martín Olalla, José María; Blázquez Gámez, Javier Sebastián; Gallardo Cruz, María del Carmen; Soto-Parra, Daniel; Vives, Eduard; Planes, Antoni (Elsevier, 2021-12-20)
The partially overlapped ferroelastic/martensitic and para-ferromagnetic phase transitions of a Ni50.53Mn33.65In15.82 ...
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Experimental method to determine specific heat capacity and transition enthalpy at a first-order phase transition: Fundamentals and application to a Ni-Mn-In Heusler alloy

Romero Landa, Francisco Javier; Gallardo Cruz, María del Carmen; Martín Olalla, José María; del Cerro Gonzalez, Jaime (Elsevier, 2021-09-28)
A new method that characterizes thermal properties during a first-order phase transition is described. The technique ...
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A chronobiological evaluation of the risks of canceling Daylight Saving Time

Martín Olalla, José María (Taylor and Francis, 2021-08-06)
The long term impact of seasonal regulation of clocks (Daylight Saving Time) is analyzed showing that it helped to mitigate ...
Article
Article
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The long term impact of Daylight Saving Time regulations in daily life at several circles of latitude

Martín Olalla, José María (Springer Nature, 2019-12-05)
We analyze large scale (N~10000) time use surveys in United States, Spain, Italy, France and Great Britain to ascertain ...
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Correlations between Elastic, Calorimetric, and Polar Properties of Ferroelectric PbSc0.5Ta0.5O3 (PST)

Linyu, Gan; Romero Landa, Francisco Javier; Franco García, Victorino; Martín Olalla, José María; Gallardo Cruz, María del Carmen; Salje, Ekhard K.H.; Zhou, Yumei; Aktas, Oktay (AIP, 2019-10-18)
Calorimetric, elastic, and polar properties of ferrolectric lead scandium tantalate PbSc0.5Ta0.5O3 (PST) with 65% cation order ...
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Scale-invariant avalanche dynamics in the temperature-driven martensitic transition of a Cu-Al-Be single crystal

Romero Landa, Francisco Javier; Martín Olalla, José María; Gallardo Cruz, María del Carmen; Soto Parra, Daniel; Salje, E.K.H.; Vives, Eduard; Planes, Antoni (APS, 2019-06-20)
We have combined high sensitivity, extra-low differential temperature scanning rate calorimetry, and acoustic emission ...
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Seasonal synchronization of sleep timing in industrial and pre-industrial societies

Martín Olalla, José María (Nature Research, 2019-05-01)
Artificial light has reshaped human sleep/wake cycle in industrial societies and raised concern on the misalignment of ...
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Comment to "Impact of Daylight Saving Time in Circadian Timing System: an expert statement"

Martín Olalla, José María (Elsevier, 2019-02-19)
Comment letter to the editor
Final Degree Project
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Paleoclimatología

Martín Olalla, José María; Fernández Barrera, Enrique (2019-01-01)
La Paleoclimatología es la ciencia que se encarga de estudiar los climas del pasado. En este Trabajo de Fin de Grado se ...
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Los españoles no viven con un jet-lag permanente

Martín Olalla, José María (Real Sociedad Española de Física, 2018-12-01)
La idea de que la hora de Berlín ha perjudicado la vida en España ha hecho fortuna en los últimos años, sin embargo, la comparación correcta de nuestras actividades diarias y las europeas muestra patrones coincidentes
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Latitudinal Trends in Human Primary Activities: Characterizing the Winter Day as a Synchronizer

Martín Olalla, José María (Scientific Reports, 2018-03-28)
This work analyzes time use surveys from 19 countries (17 European and 2 American) in the middle latitude (38–61 degree) ...
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Avalanche criticalities and elastic and calorimetric anomalies of the transition from cubic Cu-Al-Ni to a mixture of 18R and 2H structures

Vives, Eduard; Baró, Jordi; Gallardo Cruz, María del Carmen; Martín Olalla, José María; Romero Landa, Francisco Javier; Driver, Sarah L.; Carpenter, Michael A.; Stipcich, Marcelo; Romero, Ricardo; Planes, Antoni (American Physical Society, 2016-01-01)
We studied the two-step martensitic transition of a Cu-Al-Ni shape-memory alloy by calorimetry, acoustic emission (AE), ...
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¿Puede la situación geográfica de España explicar las aparentes anomalías de sus horarios sociales?

Martín Olalla, José María (Real Sociedad Española de Física, 2015-04-01)
Se analizan los horarios de inicio y fin de jornada de los trabajadores de regiones de España, Italia, Reino Unido e Irlanda ...
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Dynamic heat flux experiments in Cu67.64Zn 16.71Al15.65: Separating the time scales of fast and ultra-slow kinetic processes in martensitic transformations

Romero Landa, Francisco Javier; Manchado Ligioiz, Julia; Martín Olalla, José María; Gallardo Cruz, María del Carmen; Salje, E.K.H. (American Institute of Physics, 2011-01-01)
Crackling noise and avalanches during the martensite phase transformation of Cu67.64Zn16.71Al15.65 were investigated. Heat ...
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Deuteration effect on tricritical phase transition of triglycine selenate: Calorimetric and dielectric measurements analyzed in the framework of Landau theory

Romero Landa, Francisco Javier; Gallardo Cruz, María del Carmen; Martín Olalla, José María; Cerro González, Jaime del (AIP Publishing, 2010-01-01)
The ferroelectric phase transition of three single crystals of TGSe1−x DTGSex has been described by using specific heat, ...
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Memory effect in triglycine sulfate induced by a transverse electric field: specific heat measurement

Gallardo Cruz, María del Carmen; Martín Olalla, José María; Romero Landa, Francisco Javier; Cerro González, Jaime A. del; Fugiel, B. (IOP Publishing, 2009-01-01)
The influence of a transverse electric field on the specific heat of triglycine sulfate (TGS) has been studied. The specific ...
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The order parameter–entropy relation in some universal classes: experimental evidence

Martín Olalla, José María; Romero Landa, Francisco Javier; Ramos Vicente, Saturio; Gallardo Cruz, María del Carmen; Pérez Mato, J. M.; Salje, E.K.H. (IOP Publishing, 2003-01-01)
The asymptotic behaviour near phase transitions can be suitably characterized by the scaling of $\Delta s/Q^2$ with ...
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Thermodynamic study of commensurate-incommensurate phase transitions in Rb2ZnCl4

Martín Olalla, José María; Ramos Vicente, Saturio; Levanyuk, Arkadi (American Physical Society, 1999-01-01)
We have performed simultaneous measurements of heat capacity and dielectric constant on a high-quality single crystal of ...
PhD Thesis
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Estudio termodinámico de la transición de fase inconmensurable-conmensurable en cristales Rb2ZnCl4 y RbCoCl4

Cerro González, Jaime A. del; Ramos Vicente, Saturio; Martín Olalla, José María (1997-01-01)