Results 41 to 50 of about 604,886 (180)

El fitoplancton de Lagunas de Ruidera (Parque Natural, Ciudad Real, España) [PDF]

open access: yes, 2005
El Parque Natural Lagunas de Ruidera es una zona húmeda catalogada como de importancia nacional situada en el valle del Alto Guadiana, en Ciudad Real.
Bort, Sara   +3 more
core  

CO2‐to‐Cyclic Carbonate Transformation at Ambient Pressure Using a Mechanochemically Prepared Ti(III) Catalyst

open access: yesAdvanced Synthesis &Catalysis, Volume 367, Issue 18, September 29, 2025.
A Ti(III) complex synthesized mechanochemically catalyzes the cycloaddition of CO2 (1 bar) with terminal, internal, and trisubstituted epoxides. Mechanistic studies by density functional theory calculations reveal that the superior activity of Ti(III) compared to Ti(IV) arises from its lower oxophilicity, facilitating CO2 insertion into Ti–O bonds, as ...
Elena Álvarez‐Ruiz   +5 more
wiley   +1 more source

Modalidades históricas de la Institución del Senado: el Senado en Roma y en la historia constitucional española (1812-1931) [PDF]

open access: yes, 2019
El Senado romano pasó de ser un mero consejo real durante la Monarquía a convertirse en el órgano director de la política romana durante la República, para ir perdiendo atribuciones durante el Principado hasta ser reducido su poder al término municipal ...
Coupeau Borderas, Juan
core  

Demographic performance review of a reintroduction project: Iberian lynx in Extremadura

open access: yesJournal of Applied Ecology, Volume 62, Issue 9, Page 2189-2201, September 2025.
Demographic performance reviews are essential for understanding the drivers of population growth and for evaluating the outcomes of reintroduction initiatives. IPMs as exemplified by our Iberian lynx case study provide a powerful and flexible framework for quantifying reintroduction performance and addressing key research and management questions.
José Jiménez   +7 more
wiley   +1 more source

Regional wage convergence in Spain : 1850-1930 [PDF]

open access: yes, 2002
Real wages PPP adjusted are used to analyse labour market integration in Spain. In contrast to earlier research analysing migration and nominal wages rates, our research seems to indicate that a well-integrated labour market had emerged in Spain by 1914 ...
Rosés, Joan R., Sánchez-Alonso, Blanca
core   +4 more sources

Neuropsychology and Quantitative Electroencephalography in a Case of Frontotemporal Dementia and Small Vessel Disease

open access: yesClínica y Salud. Investigación Empírica en Psicología
Neuropsychological assessment is essential in patients with cognitive impairment and could be coupled with psychophysiological techniques. Specifically, quantitative electroencephalography may complement data from neuroimage, neurophysiology, and ...
Adrián Galiana   +3 more
doaj   +1 more source

Nuevo Macrocystellidae (Echinodermata, Cystoidea Rhombifera) para el Ordovícico español. [PDF]

open access: yes, 1996
Se describe un ejemplar de Macrocystella Callaway, 1877, procedente del Caradoc de El Viso del Marqués, provincia de Ciudad Real. El género Macrocystella es el único descrito para la familia Macrocystellidae y se trata de un taxón de especial interés al
Cruz González, M.C.   +3 more
core   +1 more source

Graphic study and geovisualization of the old windmills of La Mancha (Spain) [PDF]

open access: yes, 2011
In Spain, one can find geographical diversity and unique sites of great significance and cultural heritage. Many of the nation’s treasured places, however, have deteriorated or have even disappeared.
Conejo Martin, Miguel Angel   +4 more
core   +2 more sources

From judeoconverso financiers to tittled nobility. The strategies on social nobility in the Pisa family (XVI-XVII centuries) [PDF]

open access: yes, 2013
El presente artículo constituye el análisis social y familiar de un destacado linaje judeoconverso aún poco conocido, los Pisa, procedente de Almagro (Ciudad Real), que a finales del siglo XV reunía las claves que permitieron su ascenso social partiendo ...
Velasco Tejedor, Rocío
core  

Long RP interval tachycardia. What is the mechanism?

open access: yesJournal of Arrhythmia, 2017
A 41-year-old man with a history of tachycardia refractory to multiple antiarrhythmic drugs was sent to our institution. His 12-lead electrocardiogram demonstrated incessant narrow QRS complex tachycardia with negative P waves in the inferior leads and ...
Javier Jiménez-Díaz, MD   +3 more
doaj   +1 more source

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