Results 91 to 100 of about 8,416 (316)

Enhancing Corrosion Resistance and Mechanical Strength of 3D‐Printed Iron Polylactic Acid for Marine Applications via Laser Surface Texturing

open access: yesAdvanced Engineering Materials, EarlyView.
Laser surface texturing significantly improves the corrosion resistance and mechanical strength of 3D‐printed iron polylactic acid (Ir‐PLA) for marine applications. Optimal laser parameters reduce corrosion by 80% and enhance tensile strength by 25% and ductility by 15%.
Mohammad Rezayat   +6 more
wiley   +1 more source

When the Sun Prickles Your Nose: An EEG Study Identifying Neural Bases of Photic Sneezing

open access: yesPLoS ONE, 2010
Background Exposure to bright light such as sunlight elicits a sneeze or prickling sensation in about one of every four individuals. This study presents the first scientific examination of this phenomenon, called ‘the photic sneeze reflex’.
N. Langer, Gian Beeli, L. Jäncke
semanticscholar   +1 more source

Oxide‐Free Titanium Coatings by Wire Arc Spraying in a Silane‐Doped Inert Atmosphere

open access: yesAdvanced Engineering Materials, EarlyView.
A silane‐doped argon atmosphere enables the production of oxide‐free titanium coatings via twin‐wire arc spraying at ambient pressure. This innovative approach eliminates residual oxygen, creating process conditions that prevent oxidation and nitride formation.
Manuel Rodriguez Diaz   +4 more
wiley   +1 more source

Phylogenetic position and revised classification of Acacia s.l. (Fabaceae: Mimosoideae) in Africa, including new combinations in Vachellia and Senegalia [PDF]

open access: yes, 2013
Previous phylogenetic studies have indicated that Acacia Miller s.l. is polyphyletic and in need of reclassification. A proposal to conserve the name Acacia for the larger Australian contingent of the genus (formerly subgenus Phyllodineae) resulted in ...
Barnabas H. Daru   +36 more
core   +1 more source

Comparative Analysis of Prickles on Rubus sieboldii (Rosaceae) between Grazed and Ungrazed Areas in Southwestern Shikoku, Japan

open access: yes, 2013
Kashima Island (32o57?N, 132o27?E) is a very small island (45.1 ha) in southwestern Shikoku, Japan with a high density (ca. 38.5/km 2 ) of Sika deer ( Cervus nippon ).
S. Takei   +7 more
semanticscholar   +1 more source

Pyramidal Structures on Yttria‐Stabilized Zirconia after High Temperature Exposure at 1500°C: New Features on an Old Material

open access: yesAdvanced Engineering Materials, EarlyView.
New features on yttria‐stabilized zirconia after exposure at 1500°C: Newly discovered pyramidal structures on an old material. After exposure at 1550°C on the cross section of YSZ new features, namely pyramidal structures are discovered. These structures grow with time, increase in numbers, appear as singularities, are often arranged in strings, and ...
Doris Sebold   +2 more
wiley   +1 more source

Genome-Wide Analysis of C2H2 Zinc Finger Gene Family and Exploration of Genes Related to Prickle Development in Zanthoxylum armatum

open access: yesHorticulturae
Zanthoxylum armatum (Z. armatum) is a significant economic tree species known for its medicinal and edible properties. However, the presence of prickles on Z. armatum poses a considerable challenge to the advancement of its industry.
Nuo Wang   +7 more
doaj   +1 more source

Workflow for Design of Experiments‐Based Modeling of Species Transport and Growth Kinetics in GaN Hydride Vapor Phase Epitaxy

open access: yesAdvanced Engineering Materials, EarlyView.
A novel workflow for investigating hydride vapor phase epitaxy for GaN bulk crystal growth is proposed. It combines Design of experiments (DoE) with physical simulations of mass transport and crystal growth kinetics, serving as an intermediate step between DoE and experiments.
J. Tomkovič   +7 more
wiley   +1 more source

Kalopanax pictus: Castor-Aralia

open access: yesEDIS, 2003
With massive, spreading branches and large, 7 to 12-inch-diameter, dark green, multi-lobed leaves, Castor-Aralia provides dense shade below its canopy and makes an ideal shade tree.
Edward Gilman, Dennis Watson
doaj   +1 more source

Production of MgO/TiC Composites From MgO‐C Recyclates Using Spark Plasma Sintering

open access: yesAdvanced Engineering Materials, EarlyView.
Using the spark plasma sintering technique, MgO/TiC composites are manufactured from recycled MgO‐C refractories stemming from the steel production that were mixed with titanium powder. This article shows, how the size of the Ti grains and their distribution in the powder mixture affect the local carbon concentration in TiC.
Jiayan Yu   +3 more
wiley   +1 more source

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