Results 91 to 100 of about 1,005,816 (291)

Investigating the Effect of Inclination Angle and the Influence of Scan Parameters on the Appearance and Thermal and Mechanical Properties of Filigree Tension Rods of LPBF‐Manufactured NiTi Shape‐Memory Alloys

open access: yesAdvanced Engineering Materials, EarlyView.
This article investigates the dependence of the properties on the manufacturing orientation in the form of the inclination angle to the build plate of LPBF‐fabricated NiTi rods with a diameter of 150–220 µm. Metallographic, chemical, thermal, and mechanical characterization show behavior under identical manufacturing conditions that ranges from ...
Sandra Herzig   +2 more
wiley   +1 more source

Rotary 3D Printing With Integrated Electroplating

open access: yesAdvanced Engineering Materials, EarlyView.
A rotary material extrusion platform integrates localized copper electroplating with printing and encapsulation to fabricate cylindrical polymer–metal structures containing fully embedded, low‐resistance conductive pathways that enable internal Joule heating and thermally activated shape‐memory responses.
Antonio Zagaria   +5 more
wiley   +1 more source

Flow over a cylinder subjected to combined translational and rotational oscillations [PDF]

open access: yes, 2012
The experimental research reported here employs particle image velocimetry to extend the study of Nazarinia et al. (2009a), recording detailed vorticity fields in the near-wake of a circular cylinder undergoing combined translational and rotational ...
Mark C. Thompson   +8 more
core   +1 more source

Parabolic and Linear Rotational Motions on Cones and Hyperboloids

open access: yesAxioms
In this study, we consider the Lorentzian rotation about a lightlike axis. First, we introduce a geometric characterization for the rotation angle between two vectors that can overlap each other under a Lorentzian rotation about a lightlike axis.
Harun Barış Çolakoğlu   +2 more
doaj   +1 more source

GEOMETRY OF GEMINGA ROTATION ACCORDING TO LIGHT CURVES IN GAMMA-REGION

open access: yesOdessa Astronomical Publications, 2017
Light curves and spectrum of Geminga in a hard gamma region are investigated in this paper and their properties are discussed. The geometric parameters of pulsar rotation, such as the inclination angle of rotational axis, the angle between rotational and
S. V. Repin
doaj   +1 more source

SOURCES AND SINKS AT THE AXIS OF A ROTATING LIQUID

open access: yesThe Quarterly Journal of Mechanics and Applied Mathematics, 1956
15 p.
openaire   +1 more source

Mitigating Creep Anisotropy and Enhancing Performance in Additively Manufactured Ni‐Based Superalloys: A Review

open access: yesAdvanced Engineering Materials, EarlyView.
Additive manufacturing introduces pronounced microstructural and crystallographic anisotropy in Ni‐based superalloys, resulting in orientation‐dependent creep deformation and damage. This review identifies the key microstructural origins of creep anisotropy, examines their influence on dominant deformation mechanisms, and highlights processing ...
Chandan Kumar   +3 more
wiley   +1 more source

Electrodeposition in Structural Lattices of Variable Architectures

open access: yesAdvanced Engineering Materials, EarlyView.
Electrodeposition enables geometry‐sensitive, autonomous void filling while simultaneously tuning chemical and mechanical properties. The development of approaches that can autonomously fill and heal material voids and yield composites with tailorable properties is increasingly relevant in engineering.
Yeong‐Man Kwon   +3 more
wiley   +1 more source

Comparison of the Rotational Stability of Different Toric Intraocular Lens Implants

open access: yesPhilippine Journal of Ophthalmology, 2014
Objective: To compare the rotational stability and cylinder reduction of different toric intraocular lenses (IOLs). Method: This was a prospective, cross-sectional study of 68 eyes that had at least 0.75 diopters (D) of corneal astigmatism prior to ...
Kate C. Torio, MD   +3 more
doaj  

Geology and the Earth's Axis of Rotation [PDF]

open access: yesNature, 1910
FROM time to time the pages of NATURE contain references to the theory which would explain the occurrence of Ice ages by a hypothetical shifting of the earth's axis of rotation. On the face of it, the theory in question appears to be capable of explaining a good deal more than this.
openaire   +1 more source

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