Results 71 to 80 of about 703,045 (309)

On the cost of null-control of an artificial advection-diffusion problem

open access: yes, 2013
In this paper we study the null-controllability of an artificial advection-diffusion system in dimension $n$. Using a spectral method, we prove that the control cost goes to zero exponentially when the viscosity vanishes and the control time is large ...
Cornilleau, Pierre, Guerrero, Sergio
core   +1 more source

What sets the magnetic field strength and cycle period in solar-type stars? [PDF]

open access: yes, 2019
Two fundamental properties of stellar magnetic fields have been determined by observations for solar-like stars with different Rossby numbers (Ro), namely, the magnetic field strength and the magnetic cycle period. The field strength exhibits two regimes:
Guerrero, G.   +5 more
core   +4 more sources

Purification of Li2CO3 Obtained through Pyrometallurgical Treatment of NMC Black Mass from Electric Vehicle Batteries

open access: yesChemSusChem, Volume 18, Issue 6, March 15, 2025.
Lithium carbonate (Li2CO3) obtained from the black mass of recycled lithium batteries is dissolved in water under controlled conditions to remove lithium fluoride (LiF), which is present at a concentration of 3.08 % by weight. The dissolution is carried out at temperatures below 10 °C, and it has been demonstrated that lower temperatures result in ...
Laura Rosso   +3 more
wiley   +1 more source

El Archivo Jacinto Guerrero: inventario [PDF]

open access: yes, 2016
Jacinto Guerrero es uno de los compositores de teatro lírico más importantes del siglo XX, con obras tan reconocidas como Los gavilanes, El huésped del sevillano y La rosa del azafrán. Guerrero fue presidente de la Sociedad General de Autores y Editores (
Instituto Complutense de Ciencias Musicales, (ICCMU)
core  

Spatial distribution of acoustic traits in bird assemblages along regional bioclimatic gradients

open access: yesEcography, EarlyView.
Environmental variation shapes acoustic interactions among birds, creating spatial structures in the sonic signature of local species assemblages. Exploring these patterns at regional scales can reveal processes that segregate acoustic strategies along environmental gradients.
Michela Busana   +11 more
wiley   +1 more source

Examinig the roloe of economic liberalization in entrepeneurship: a cross-country study [PDF]

open access: yes, 2016
In the last few decades some authors have underlined the role of institutions and policies for entrepreneurship. North (1990) underlines that entrepreneurs are the main agents of change and that organizations, such as firms set up by entrepreneurs, adapt
Abad-Guerrero, Isabel Maria   +2 more
core  

Analysis of the usefulness and benefits of ultrafiltration in cardiorenal syndrome: A systematic review

open access: yesESC Heart Failure, Volume 12, Issue 2, Page 1194-1202, April 2025.
Abstract Aims Cardiac decompensation in cardiorenal syndrome (CRS) results in systemic congestion usually treated with diuretics. When despite high doses of diuretics, response is poor, ultrafiltration (UF) appears to be a useful and safe technique.
Borja Guerrero Cervera   +12 more
wiley   +1 more source

Perception, Causally Efficacious Particulars, and the Range of Phenomenal Consciousness: Reply to Commentaries [PDF]

open access: yes, 2015
This paper responds to critical commentaries on my book, Perceiving Reality (OUP, 2012), by Laura Guerrero, Matthew MacKenzie, and Anand Vaidya. Guerrero focuses on the metaphysics of causation, and its role in the broader question of whether the ‘two ...
Coseru, Christian
core  

Does Touch Bring Us Closer? Exploring the Role of Physical Contact in Intergroup Contexts

open access: yesEuropean Journal of Social Psychology, EarlyView.
ABSTRACT The role of physical contact (PC) (e.g., touch) in interpersonal relationships is well documented, yet its effects in intergroup contexts remain underinvestigated. We examine whether positive intergroup physical contact (IPC) enhances perceived closeness with out‐group members, measured as inclusion of the out‐group in the self (IOS), and test
Soraya Elizabeth Shamloo   +2 more
wiley   +1 more source

La antropología comunitaria. Una nueva relación de investigación en y con los pueblos indígenas

open access: yesAlteridades, 2021
The objective of this article is to reflect on the implica-tions and conception of what I designate as community anthropology. It is an epistemic proposal interested in inciting a discussion about the way in which the rela-tionship is built and ...
LAURA R. VALLADARES
doaj  

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