Results 191 to 200 of about 2,608,357 (360)

Migration policy challenges at the new Eastern borders of the enlarged European Union : The Ukrainian case [PDF]

open access: yes
With the enlargement of the European Union, new bordering countries emerged in the East which are characterized by comparatively low incomes and living standards, incomplete democratization and a number of latent political conflicts.
Barbara Dietz
core  

Quality Enhancement of Laser Powder‐Bed Fusion Parts by Acoustically Assisted Additive Manufacturing by Laser Powder‐Bed Fusion and its Application to Lattice Structures

open access: yesAdvanced Engineering Materials, EarlyView.
Additive manufacturing technologies like laser powder‐bed fusion offer great design freedom and individualization of products down to a batch size of one. However, parts fabricated with this technology suffer from poor quality. Acoustic assistance during the build process can minimize these drawbacks.
Oliver Maurer, Dirk Bähre
wiley   +1 more source

European Union, 2021

open access: yesAdministration, 2022
Malone Margaret Mary
doaj   +1 more source

Field and farm-level data on agricultural land use for the European Union. [PDF]

open access: yesSci Data
Jänicke C   +4 more
europepmc   +1 more source

Upgrading in the European Union [PDF]

open access: bronze, 1996
Andries de Grip, J. Hoevenberg
openalex   +1 more source

Multimaterial Approach to Improve the Mechanical Properties of a Novel Modified Auxetic Reentrant Honeycomb Structure

open access: yesAdvanced Engineering Materials, EarlyView.
A multimaterial approach is introduced to improve upon auxetic structures by combining two different polymers into the same reentrant honeycomb structure via additive manufacturing. The deformation behavior as well as the resulting Poisson's ratio are thereby improved significantly.
Alexander Engel   +2 more
wiley   +1 more source

Optimized Strategy for Fabricating High‐Aspect‐Ratio Periodic Structures Over Large Areas Using ps‐Direct Laser Interference Patterning

open access: yesAdvanced Engineering Materials, EarlyView.
Picosecond direct laser interference patterning (DLIP) enables precise microstructure fabrication on stainless steel. Using a multiscan approach, high‐aspect‐ratio patterns are achieved. Fluence influences structure growth and homogeneity, with smaller periods yielding better uniformity.
Fabian Ränke   +5 more
wiley   +1 more source

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