Results 51 to 60 of about 244,082 (296)

Karrierepfade in Forschung und Entwicklung

open access: yes, 2022
S.271-286Karrierepfade in der betrieblichen Forschung und Entwicklung (F&E) werden durch verschiedene Faktoren geprägt. Dazu zählen strukturelle Aspekte, wie die Karrieresysteme, die Unternehmen ihren F&E-Mitarbeiterinnen und -Mitarbeitern anbieten ...
Mittelstädt, Carmen, Wohlfart, Liza
core  

Fostering Innovation: Streamlining Magnetocaloric Materials Research by Digitalization

open access: yesAdvanced Engineering Materials, EarlyView.
Magnetocaloric cooling (MCE) is an environmentally friendly refrigeration method with great potential. Optimizing MCE materials involves the preparation and screening of large quantities of samples, which in turn generates a large amount of data. A digitalization approach is presented that uses ontologies, knowledge graphs, and digital workflows to ...
Simon Bekemeier   +17 more
wiley   +1 more source

Two-dimensional contour decomposition: Decomposing mortality differences into initial difference and trend components by age and cause of death [PDF]

open access: yesDemographic Research
BACKGROUND: Conventional decomposition analysis identifies contributions from differences in covariates in total between-population difference, but does not address the question of the historical roots of the differences.
Dmitri A. Jdanov   +2 more
doaj   +1 more source

Fatigue Crack Initiation and Growth in Nanocrystalline Ni at Multiple Length‐Scales

open access: yesAdvanced Engineering Materials, EarlyView.
Overview of miniaturized in situ SEM fatigue setup and resultant fatigue crack growth data for nanocrystalline Ni. The presented study focuses on the analysis of fatigue crack growth rate (FCGR) in focused ion beam‐notched microcantilevers prepared from nanocrystalline (NC) Ni as a model material.
Igor Moravcik   +7 more
wiley   +1 more source

A unified framework of demographic time

open access: yesGenus, 2017
Demographic thought and practice is largely conditioned by the Lexis diagram, a two-dimensional graphical representation of the identity between age, period, and birth cohort.
Tim Riffe   +2 more
doaj   +1 more source

Gutachten zu Forschung, Innovation und technologischer Leistungsfähigkeit Deutschlands 2015 [PDF]

open access: yes, 2015
Das Jahresgutachten 2015 der Expertenkommission Forschung und Innovation ist wie in den Vorjahren in drei Teile gegliedert. In den A-Kapiteln werden aktuelle Themen der F&I-Politik diskutiert. Schwerpunktanalysen werden in den B-Kapiteln vorgestellt. Das
EFI - Expertenkommission Forschung und Innovation
core  

Creep‐Induced Microstructural Evolution in an A2‐B2 Superalloy

open access: yesAdvanced Engineering Materials, EarlyView.
A 27.3Ta‐27.3Mo‐27.3Ti‐8Cr‐10Al (at.%) refractory high‐entropy alloy with precipitation‐strengthened A2‐B2 microstructure was studied by creep tests at 1030°C, which demonstrate a transition in deformation mechanisms in the range of 100–150 MPa applied stress. This is associated with changes in dislocation–precipitate interactions. Relevant deformation
Liu Yang   +10 more
wiley   +1 more source

Multi-wavelength anomalous diffraction de novo phasing using a two-colour X-ray free-electron laser with wide tunability

open access: yesNature Communications, 2017
X-ray free-electron lasers produce bright femtosecond X-ray pulses. Here, the authors use a two-colour X-ray free-electron laser beam for simultaneous two-wavelength data collection and show that protein structures can be determined with multiple ...
Alexander Gorel   +21 more
doaj   +1 more source

Thesen zur Forschung für die Produktion - New Taylor

open access: yes, 2022
S.169-190Vor dem Hintergrund des dramatischen Wandels der industriellen Strukturen und der Bedrohungen der verarbeitenden Industrie wurden im vergangenen Jahr zahlreiche Initiativen zur Forschung für die Produktion in Europa und insbesondere in ...
Westkämper, E.
core   +1 more source

Optimization of the Production of Rubber Compounds Using Mathematical Models

open access: yesAdvanced Engineering Materials, EarlyView.
Rubber compounds were mixed in a batch internal mixer, and symbolic regression was used to derive mathematical models linking recipe and process parameters to ram path, torque, and mixing quality (incorporation, dispersion, distribution). Subsequent optimization with evolutionary algorithms identified operating conditions that reduce specific energy ...
Anke Bardehle   +7 more
wiley   +1 more source

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