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Browsing by Author "Martín Olalla, José María"
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Article
A chronobiological evaluation of the risks of canceling Daylight Saving Time
Martín Olalla, José María (Taylor and Francis, 2022)The long term impact of seasonal regulation of clocks (Daylight Saving Time) is analyzed showing that it helped to mitigate ...
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Article
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)We studied the two-step martensitic transition of a Cu-Al-Ni shape-memory alloy by calorimetry, acoustic emission (AE), ...
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Article
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
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Article
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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Article
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)The ferroelectric phase transition of three single crystals of TGSe1−x DTGSex has been described by using specific heat, ...
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Article
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)Crackling noise and avalanches during the martensite phase transformation of Cu67.64Zn16.71Al15.65 were investigated. Heat ...
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Article
Los españoles no viven con un jet-lag permanente
Martín Olalla, José María (Real Sociedad Española de Física, 2018-12)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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PhD Thesis
Estudio termodinámico de la transición de fase inconmensurable-conmensurable en cristales Rb2ZnCl4 y RbCoCl4
Martín Olalla, José María (1997) -
Article
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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Article
Fatality risks in eccentric time localities: not that elevated
Martín Olalla, José María (SAGE, 2023-02-03)Letter to the editor (600 words) commenting a manuscript by Gentry et al.
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Article
It is time to understand daylight saving time
Martín Olalla, José María; Mira, Jorge (Oxford University Press, 2023) -
Article
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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Article
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)The influence of a transverse electric field on the specific heat of triglycine sulfate (TGS) has been studied. The specific ...
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Final Degree Project
Paleoclimatología
Fernández Barrera, Enrique (2019)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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Article
¿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)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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Article
Sample size bias in the empirical assessment of the acute risks associated with daylight saving time transitions
Martín Olalla, José María; Mira, Jorge (Taylor & Francis, 2023)The assessment of the acute impact of daylight saving time (DST) transitions is a question of great interest for an ...
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Article
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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Article
Scandinavian bed and rise times in the Age of Enlightenment and in the 21st century show similarity, helped by Daylight Saving Time
Martín Olalla, José María (Wiley, 2020) -
Article
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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Article
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 ...