Results 231 to 240 of about 1,605,869 (375)

Optimizing Laser Ablation of Stainless Steels for Volume Removal and Surface Quality Using Burst of Pulses

open access: yesAdvanced Engineering Materials, EarlyView.
This study explores the ablation efficiency and surface quality of laser‐treated stainless steel alloys (AISI 304, AISI 420, and AISI 316Ti) using an ultrashort pulsed laser and varying burst parameters (MHz, GHz, and Bi‐burst). Both ablation rates and surface quality parameters are determined, including isotropy surface roughness values, highlighting ...
Dirk Obergfell   +2 more
wiley   +1 more source

Rotational Motion in Bispidines: A Conformational Study. [PDF]

open access: yesOrg Lett
Migliano F   +6 more
europepmc   +1 more source

On the Investigation of a Sustainable Two Step Laser‐Based Surface Treatment for the Functionalization of Additive Manufactured Ti–6Al–4V Components

open access: yesAdvanced Engineering Materials, EarlyView.
This study developed a two‐step laser‐based process for sustainable surface treatment of Ti–6Al–4 V components, combining laser polishing and direct laser interference patterning with ns and ps pulses. Key findings include significant roughness reduction, hierarchical patterning with ps pulses, and improved homogeneity. A cost function is developed for
Ignacio Tabares   +7 more
wiley   +1 more source

On uniquely colorable planar graphs

open access: bronze, 1969
Gary Chartrand, Dennis P. Geller
openalex   +1 more source

Efficient Planarity Testing [PDF]

open access: bronze, 1974
John E. Hopcroft, Robert E. Tarjan
openalex   +1 more source

Deformation Behavior of Optical Ceramic Nanomultilayers: The Role of Aperiodicity

open access: yesAdvanced Engineering Materials, EarlyView.
Ceramic nanomultilayers demonstrate optical and mechanical behavior tunability through aperiodicity. Within the studied systems, optically optimized coatings exhibit an average ultraviolet, visible, and near‐infrared spectral transmittance above 90%.
Danielle E. White   +5 more
wiley   +1 more source

Enhanced electrophysiological recordings in acute brain slices, spheroids, and organoids using 3D high-density multielectrode arrays. [PDF]

open access: yesPLoS One
Mapelli L   +20 more
europepmc   +1 more source

On the order of the group of a planar map

open access: bronze, 1966
Frank Harary, W. T. Tutte
openalex   +1 more source

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