Results 61 to 70 of about 27,379 (235)

White Keyhole Gloves

open access: yes, 1940
White Keyhole ...
No Author (8173005)
core   +1 more source

Synthetic O‐Polysaccharide Backbone Units for a Single Antigen Vaccine Against Two Major Non‐Typhoidal Salmonella Serovars

open access: yesAngewandte Chemie, Volume 138, Issue 26, 22 June 2026.
A modular strategy was developed to synthesize tri‐, hexa‐, and nona‐saccharides representing repeating units of the conserved O‐polysaccharide backbone of Salmonella. Conjugates of these glycans to bacteriophage Qβ induced strong IgG responses in mice and rabbits. Antibodies elicited recognized native O‐polysaccharides and conferred protection against
Xingling Pan   +7 more
wiley   +2 more sources

Tailoring Laser Powder Bed Fusion and Post‐Processing Parameters for JIS SKD61 Tool Steels: Surface Roughness, Microstructure, and Mechanical Properties

open access: yessteel research international, EarlyView.
Laser powder bed fusion of JIS SKD61 tool steel is systematically optimized using a Taguchi design and ANOVA. Hatch spacing and layer thickness are identified as dominant parameters controlling surface roughness and tensile strength. Subsequent tempering at 600°C improves microstructural stability and mechanical performance, enabling high‐density SKD61
Masrurotin Masrurotin   +4 more
wiley   +1 more source

Behavior of Exit Keyhole Diameter during Switch off Period in Plasma Keyhole Arc Welding

open access: yes, 2018
The purpose of this investigation is to clarify the behavior of exit keyhole diameter during switch off (cutting arc) period in case of Plasma keyhole arc welding (PKAW).
Anh Nguyen Van   +5 more
core   +1 more source

Dynamic MR-Imaging with Radial Scanning, a Post-Acquisition Keyhole Approach

open access: yesEURASIP Journal on Advances in Signal Processing, 2003
A new method for 2D/3D dynamic MR-Imaging with radial scanning is proposed. It exploits the inherent strong oversampling in the centre of -space, which holds crucial temporal information of the contrast evolution.
Wajer Frank TAW   +4 more
doaj   +1 more source

Cranio-Orbital and Orbitocranial Approaches to Orbital and Intracranial Disease: Eye-Opening Approaches for Neurosurgeons

open access: yesFrontiers in Surgery, 2020
Orbital approaches for targeting intracranial, orbital, and infratemporal disease have evolved over the years in an effort to discover safe, reliable, effective, and cosmetically satisfying surgical corridors.
Hussam Abou-Al-Shaar   +11 more
doaj   +1 more source

‘The Good Couscous That Pleases Us!’: The Meanings of Enduring Imperialist Imagery in Postcolonial French Food Advertising, 1970–2000

open access: yesGender &History, EarlyView.
ABSTRACT This article examines a wave of Orientalism‐inspired food commercials that appeared on television in France between 1975 and 2000. Older commercials for couscous were more banal, emphasizing a given product's superiority or affordability. Around 1975, however, there was a concerted shift in the advertising; new spots contained exoticized ...
Kelly Ricciardi Colvin
wiley   +1 more source

Comparative Numerical Analysis of Keyhole Shape and Penetration Depth in Laser Spot Welding of Aluminum with Power Wave Modulation

open access: yesThermo
Keyhole mode laser welding is a valuable technique for welding thick materials in industrial applications. However, its susceptibility to fluctuations and instabilities poses challenges, leading to defects that compromise weld quality.
Saeid SaediArdahaei, Xuan-Tan Pham
doaj   +1 more source

Influence of Surface State in Micro-Welding of Copper by Nd:YAG Laser

open access: yesApplied Sciences, 2018
Laser welding of copper is characterized by low and unstable light absorption around 1000 nm wavelength. Combination of high thermal conductivity and low melting point makes it difficult to obtain good welding quality and leads to low energy utilization.
Martin Ruthandi Maina   +5 more
doaj   +1 more source

Front-side monitoring technology for back-side keyhole state in VPPAW

open access: yesHanjie xuebao
In the process of variable polarity plasma arc welding (VPPAW), the state of the keyhole, particularly the back-side keyhole, was a critical factor influencing the weld formation quality.
Fan JIANG   +5 more
doaj   +1 more source

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