Results 111 to 120 of about 1,194,463 (363)

An R library for compositional data analysis in archaeometry [PDF]

open access: yes, 2005
Compositional data naturally arises from the scientific analysis of the chemical composition of archaeological material such as ceramic and glass artefacts.
Baxter, MJ, Beardah, CC
core   +1 more source

Transformacions en la Universitat: estudiantat desajustat o universitat desajustada?

open access: yes, 2011
Les formes de vinculació de l'estudiantat universitari amb la institució universitària i els estudis estan canviant respecte a moments anteriors, especialment, des que la universitat d'elits passà a convertir-se en un sistema més massificat. L'augment de la demanda d'educació universitària a l'Estat espanyol ha estat espectacular en les darreres ...
openaire   +2 more sources

Escriure infermeria a la universitat

open access: yes, 2020
Guia que ajuda els destinataris (professorat i alumnat) a comunicar-se, sobretot per escrit, en la seva disciplina acadèmica; infermeria en aquest cas.
Llahí Ribó, Laura   +7 more
openaire   +1 more source

Organic Electrochemical Transistor Channel Materials: Copolymerization Versus Physical Mixing of Glycolated and Alkoxylated Polymers

open access: yesAdvanced Functional Materials, EarlyView.
This work discusses the use of blended channel materials in OECTs. It explores how mixing glycolated and alkoxylated polymers in various ratios offers a simpler and more efficient route to tuning OECT properties. The performance of the polymer blends is compared to the corresponding copolymers, demonstrating similar OECT characteristics, swelling ...
Lize Bynens   +14 more
wiley   +1 more source

Estrategias para la docencia en línea [PDF]

open access: yes, 2019
Recurs d'aprenentatge de la Universitat Oberta de Catalunya.Recurso de aprendizaje de la "Universitat Oberta de Catalunya".Learning material of the "Universitat Oberta de Catalunya"
Guitert Catasús, Montse   +1 more
core  

Intermolecular Interactions as Driving Force of Increasing Multiphoton Absorption in a Perylene Diimide‐Based Coordination Polymer

open access: yesAdvanced Functional Materials, EarlyView.
This study uncovers the unexplored role of intermolecular interactions in multiphoton absorption in coordination polymers. By analyzing [Zn2tpda(DMA)2(DMF)0.3], it shows how the electronic coupling of the chromophores and confinement in the MOF enhance two‐and three‐photon absorption.
Simon Nicolas Deger   +11 more
wiley   +1 more source

La universitat i quelcom anomentat universitat [PDF]

open access: yes, 2017
Fa la sensació que la postmodernitat té més o menys clar quina universitat necessitem. Independentment de les particularitats de cada lloc, es planteja una universitat que sigui útil, efectiva i eficient, que es converteixi en un motor de canvi econòmic ...
Esteban Bara, Francisco, 1975-
core  

Intramolecular Down‐ and Up‐Conversion in Dimeric Tetracene Complexes Centered via Platinum(II) and Palladium(II)

open access: yesAdvanced Functional Materials, EarlyView.
Metal‐tetracene dimeric complexes are synthesized through the pyridyl coordination to either Pt(II) or Pd(II). Photophysical properties are systematically compared as a function of the metal using steady‐state and time‐resolved spectroscopy. The Pt(II) dimer exhibits efficient intramolecular singlet fission and subsequent intramolecular up‐conversion ...
Yifan Bo   +4 more
wiley   +1 more source

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