Results 21 to 30 of about 564,168 (295)

The Sound of Libraries – ein Hörbild der Stadt Wien Büchereien

open access: yesLibrary Ideas
Der Beitrag beschreibt das Konzept und die Genese des Hörbilds „The Sound of Libraries – ein Hörbild der Stadt Wien – Büchereien,“ das im Rahmen einer Abschlussarbeit der Autorin entstanden ist.
Sarah Themel
doaj   +1 more source

Mein erster (und zweiter) Einblick in die österreichische Bibliothekslandschaft – Praktika an den Bibliotheken der TU Wien und Meduni Wien

open access: yesMitteilungen der Vereinigung Österreichischer Bibliothekarinnen und Bibliothekare, 2019
Ein Bericht über Praktika an zwei großen Universitätsbibliotheken in Wien, welche die Autorin im Rahmen des Masterstudiums der Bibliotheks- und Informationswissenschaft an der Humboldt-Universität zu Berlin absolviert hat.
Tereza Kalová
doaj   +1 more source

The Bulgarian monarchy: a politically motivated revision of a historical image in a post-socialist transitional society [PDF]

open access: yes, 2008
Book description: The relationship between states, societies, and individuals in Central and Eastern Europe has been characterised by periods of change and redefinition.
Wien, M.
core  

Holographic confinement in inhomogenous backgrounds

open access: yes, 2016
As noted by Witten, compactifying a $d$-dimensional holographic CFT on an $S^1$ gives a class of $(d-1)$-dimensional confining theories with gravity duals. The prototypical bulk solution dual to the ground state is a double Wick rotation of the AdS$_{d+1}
Marolf, Donald, Wien, Jason
core   +1 more source

The potential role of socio-hydrological models for participatory water governance in Burkina Faso [PDF]

open access: yes, 2020
Halting and reversing water quality degradation is a major global concern. The variety of needs and priorities placed on water resources make the issue of water pollution multifaceted and complex.
Barendrecht, Marlies   +2 more
core  

Photoactivation of NV Centers in Diamond via Continuous Wave Laser Illumination of Shallow As‐Implanted Nitrogen

open access: yesAdvanced Functional Materials, EarlyView.
This study demonstrates an alternative method of creating charge‐stable negatively charged nitrogen vacancy (NV−) centers close to the diamond surface without high‐temperature annealing. By illuminating nitrogen‐implanted regions with a continuous‐wave 405 nm laser, NV− centers are induced, exhibiting electron spin coherence properties suitable for ...
Jens Fuhrmann   +4 more
wiley   +1 more source

Adiabatic corrections to holographic entanglement in thermofield doubles and confining ground states

open access: yes, 2016
We study entanglement in states of holographic CFTs defined by Euclidean path integrals over geometries with slowly varying metrics. In particular, our CFT spacetimes have $S^1$ fibers whose size $b$ varies along one direction ($x$) of an ${\mathbb R}^{d-
Marolf, Donald, Wien, Jason
core   +2 more sources

Reconfigurable Three‐Dimensional Superconducting Nanoarchitectures

open access: yesAdvanced Functional Materials, EarlyView.
3D superconducting nanostructures offer new possibilities for emergent physical phenomena. However, fabricating complex geometries remains challenging. Here 3D nanoprinting of complex 3D superconducting nanoarchitectures is established. As well as propagating superconducting vortices in 3D, anisotropic superconducting properties with geometric ...
Elina Zhakina   +11 more
wiley   +1 more source

Regulation of the spectral peak in gamma-ray bursts

open access: yes, 2012
Observations indicate that the peak of gamma-ray burst spectrum forms in the opaque region of an ultra-relativistic jet. Recent radiative transfer calculations support this picture and show that the spectral peak is inherited from initially thermal ...
Andrei M. Beloborodov   +26 more
core   +1 more source

Living on the Edge: A Toy Model for Holographic Reconstruction of Algebras with Centers [PDF]

open access: yes, 2016
We generalize the Pastawski-Yoshida-Harlow-Preskill (HaPPY) holographic quantum error-correcting code to provide a toy model for bulk gauge fields or linearized gravitons.
Donnelly, William   +3 more
core   +1 more source

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