Results 11 to 20 of about 7,411,908 (274)

Empirische Unterscheidung von Aufgabentypen – eine explorative Studie

open access: yesSchweizerische Zeitschrift für Bildungswissenschaften, 2023
Mit dem wechselnden Fokus von der Input- zur Outcomeorientierung und von der Schul- zur Unterrichtsqualität rückt die Aufgabenqualität in den Forschungsfokus.
Sebastian Stuppan   +2 more
doaj   +1 more source

A direct view of the AGN powering IRAS12393+3520 [PDF]

open access: yes, 2000
We report the first direct X-ray evidence that an AGN is hidden in the center of IRAS12393+3520. An ASCA observation of this target unveiled a bright (0.5-10 keV luminosity 3.9 x 10^42 erg/s) and variable source, with minimum observed doubling/halving ...
Boller, T.   +5 more
core   +3 more sources

Arsène Lupin au menu de l’enseignement du FLE : quelques pistes didactiques

open access: yesBabylonia, 2022
Après quelques décennies de sommeil, Arsène Lupin, le gentleman cambrioleur de Maurice Leblanc, refait surface grâce à la série Netflix Lupin, dans l'ombre d'Arsène.
Audrey Freytag-Lauer   +3 more
doaj  

Detection of deuterium Balmer lines in the Orion Nebula [PDF]

open access: yes, 2000
The detection and first identification of the deuterium Balmer emission lines, D-alpha and D-beta, in the core of the Orion Nebula is reported. Observations were conducted at the 3.6m Canada-France-Hawaii Telescope, using the Echelle spectrograph Gecko ...
Ferlet, R.   +4 more
core   +3 more sources

Heavy metal bioavailability and bioaccessibility in soil [PDF]

open access: yes, 2009
This chapter considers the use of a variety of approaches to assess either the bioavailability or the bioaccessibility of metals in soil. The bioavailability of metals from soils is considered with respect to a series of single-extraction methods ...
A.G. Oomen   +8 more
core   +1 more source

Political Jurisprudence and Iranian-Islamic Model of Progress [PDF]

open access: yes‫سیاست متعالیه‏, 2018
One of the central issues of progress model relates to area of politics; political jurisprudence claims it can resolve many of problems in this field.
Ali Shirkhani, mahmood ebrahimi
doaj  

Gamma-ray bursts from internal shocks in a relativistic wind: an hydrodynamical study [PDF]

open access: yes, 2000
The internal shock model for gamma-ray bursts involves shocks taking place in a relativistic wind with a very inhomogeneous initial distribution of the Lorentz factor. We have developed a 1D lagrangian hydrocode to follow the evolution of such a wind and
Daigne, F., Mochkovitch, R.
core   +3 more sources

POX 186: the ultracompact Blue Compact Dwarf Galaxy reveals its nature [PDF]

open access: yes, 1999
High resolution, ground based R and I band observations of the ultra compact dwarf galaxy POX 186 are presented. The data, obtained with the ESO New Technology Telescope (NTT), are analyzed using a new deconvolution algorithm which allows one to resolve ...
Courbin, F.   +3 more
core   +2 more sources

Partizipationserfahrungen in einer post-digitalen Welt

open access: yesMedienimpulse, 2021
In diesem Beitrag wird die Entwicklung von Augmented-Reality-(AR)-Karten für den Informatikunterricht am Beispiel des PCBuildAR-Projekts beschrieben.
Daniel Autenrieth, Stefanie
doaj   +1 more source

FIRBACK Source Counts and Cosmological Implications [PDF]

open access: yes, 2000
FIRBACK is a one of the deepest surveys performed at 170 microns with ISOPHOT onboard ISO, and is aimed at the study of cosmic far infrared background sources. About 300 galaxies are detected in an area of four square degrees, and source counts present a
Aussel, H.   +21 more
core   +3 more sources

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