Results 211 to 220 of about 33,048 (289)

Additive Manufacturing of Hot‐Work Tool Steel by In Situ Alloying Using Laser Powder Bed Fusion and Directed Energy Deposition—Strategies to Improve Chemical Homogeneity

open access: yessteel research international, EarlyView.
To support future alloy development a powder mixture is processed by laser additive manufacturing. The powder mixture containing Mo‐ and W‐rich tracers is processed by powder bed fusion using single and double laser exposure and by directed energy deposition which provides drastically enlarged melt pools.
Felix Großwendt   +2 more
wiley   +1 more source

Agglomeration Behavior of Nonmetallic Particles on the Surface of Si‐Killed Liquid Steel Using HT‐CSLM: An In Situ Investigation

open access: yessteel research international, EarlyView.
The in situ agglomeration behavior of semisolid Al–silicate inclusions in Si‐killed steel is studied using high‐temperature confocal scanning laser microscopy. Particle motion and interparticle forces at the steel/argon interface are quantified and compared with a modified capillary interaction model.
Suwam Kumar   +4 more
wiley   +1 more source

Tailored Hardening and Isothermal Bainitizing of Additively Manufactured Nitrogen‐Enhanced Martensitic Chromium Steel

open access: yessteel research international, EarlyView.
Tailored heat treatments transform additively manufactured high‐nitrogen martensitic Cr steel from austenitic as‐built condition to high‐hardness states. Isothermal bainitizing at 250°C generates an ultrafine nanostructure and achieves higher hardness than conventional hardening and tempering, highlighting a promising postprocessing route for laser ...
Philip König   +2 more
wiley   +1 more source

Facility Type Predicts Treatment Regimen for Human Papillomavirus Positive Oropharyngeal Squamous Cell Carcinoma

open access: yesWorld Journal of Otorhinolaryngology - Head and Neck Surgery, EarlyView.
ABSTRACT Objectives Treatment landscapes are changing for HPV+ oropharyngeal cancer (OPC) without compromising oncologic outcomes. We aim to analyze treatment trends of HPV+ OPC at academic (ACs) and nonacademic centers (NACs). Methods The National Cancer Database was queried, and multinomial logistic regression was used to predict treatment trends ...
Monica S. Trent   +4 more
wiley   +1 more source

Predicting the invasion risk of Bactrocera dorsalis in Italy under climate and land cover change. [PDF]

open access: yesSci Rep
Bernardo U   +6 more
europepmc   +1 more source

Analysis of the Internal Anatomy of Distal Root Canals of Mandibular Molars: A Micro‐Computed Tomography Study

open access: yesX-Ray Spectrometry, EarlyView.
ABSTRACT Detailed knowledge of the internal anatomy of the root canal system and its variations is essential for selecting appropriate endodontic treatment protocols. Micro‐computed tomography (micro‐CT) allows for nondestructive, high‐resolution three‐dimensional (3D) analysis of extracted teeth, enabling precise evaluation of root canal morphology ...
F. L. P. dos Santos   +3 more
wiley   +1 more source

Pilot Study: Algorithm-Based Assessment of Maxillary Sinus Volume in Zygomatic and Pterygoid Implant Planning. [PDF]

open access: yesDent J (Basel)
Roza PG   +5 more
europepmc   +1 more source

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