Results 31 to 40 of about 198,226 (303)

Videotex i biblioteques [PDF]

open access: yes, 1991
Proposta de sistematització de les possibilitats d'aplicació del videotex a biblioteques. Les aplicacions són de cinc tipus: bases de dades pròpies, bases de dades compartides, bases de dades alienes, missatgeria i transacció. Dins de cada tipus, n'hi ha
Agustí, Lluís, Dachs, Ramon, 1959-
core  

Selenium‐Incorporated Polymerized Nonfullerene Acceptors/SWCNT Composites with Polymer‐Assisted n‐Doping for High‐Performance Organic Thermoelectrics

open access: yesAdvanced Functional Materials, EarlyView.
Selenium‐incorporated polymerized nonfullerene acceptor PCB2Se forms a strong supramolecular complex with SWCNTs, enabling a record‐high zT of 0.29. Sequential N‐DMBI doping, mediated through a polymer‐assisted electron‐transfer pathway, successfully converts the PCB2Se/SWCNT composite into an efficient n‐type material with an impressive power factor ...
Chi‐Chun Tseng   +8 more
wiley   +1 more source

The Singing Wolf Meets His Kin Abroad. Web-based databases of the Estonian Folklore Archives [PDF]

open access: yes, 2016
Els folkloristes estonians han creat diverses bases de dades en local, a més d’un parell de desenes de bases de dades en línia per facilitar la tasca de la recerca i incrementar l’accessibilitat al material d’arxiu.
Järv, Risto
core   +1 more source

Light Switchable Ionic Conductivity of Arylazopyrazole Modified Polysiloxanes

open access: yesAdvanced Materials Technologies, EarlyView.
We present a polysiloxane functionalized with a novel arylazopyrazole dye that undergoes reversible photoisomerization. Upon lithium bis(trifluoromethanesulfonyl)imide addition and UV irradiation, the polymer exhibits a shift in tan(d) toward higher frequencies and enhanced ionic conductivity.
Malte S. Beccard   +7 more
wiley   +1 more source

The Technological Developments of the Dutch Folktale Database (1994–2016) [PDF]

open access: yes, 2017
L’any 1994, la base de dades holandesa de contes populars va començar com una base de dades independent i es va posar en línia el 2004. Des de l’any 2016 i després de dos projectes importants, tots els tipus de metadades es poden afegir de manera ...
Meder, Theo
core   +2 more sources

3D Printing of Soft Robotic Systems: Advances in Fabrication Strategies and Future Trends

open access: yesAdvanced Robotics Research, EarlyView.
Collectively, this review systematically examines 3D‐printed soft robotics, encompassing material selections, function integration, and manufacturing methodologies. Meanwhile, fabrication strategies are analyzed in order of increasing complexity, highlighting persistent challenges with proposed solutions.
Changjiang Liu   +5 more
wiley   +1 more source

La fitxa molecular: una eina d'autoaprenentatge i d'avaluació continuada de Biologia Molecular [PDF]

open access: yes, 2015
Podeu consultar la Vuitena trobada de professorat de Ciències de la Salut completa a: http://hdl.handle.net/2445/66524Tradicionalment la principal font de nou coneixement en Biologia Molecular han estat els articles científics. Cada vegada més, però, una
Rodríguez Allué, Manuel José   +2 more
core  

Advanced Experiment Design Strategies for Drug Development

open access: yesAdvanced Intelligent Discovery, EarlyView.
Wang et al. analyze 592 drug development studies published between 2020 and 2024 that applied design of experiments methodologies. The review surveys both classical and emerging approaches—including Bayesian optimization and active learning—and identifies a critical gap between advanced experimental strategies and their practical adoption in ...
Fanjin Wang   +3 more
wiley   +1 more source

Elucidating the Transition Kernel and Anharmonic Coupling in the Spin‐crossover Process of a [FeIII(qsal)2] CH3OSO3 Complex

open access: yesAngewandte Chemie, EarlyView.
Ultrafast broadband transient absorption spectroscopy and multireference excited‐state nonadiabatic calculations in an open‐shell Fe(III) complex unveil the rich electronic and vibrational dynamics detailing the key reactive modes driving the spin‐crossover process.
Soumyajit Mitra   +8 more
wiley   +2 more sources

Distribució de bases de dades en el web amb Knosys Internet

open access: yesBiD: Textos Universitaris de Biblioteconomia i Documentació, 2000
S'introdueixen breument els sistemes de distribució de bases de dades documentals via web exposant els seus elements, processos i exemples. Seguidament, es mostra l'anàlisi de 'Knosys Internet', programa CGI distribuidor de bases de dades al web creades ...
Abadal, Ernest, Martínez Rivas, Raúl
doaj  

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