Results 91 to 100 of about 332,446 (308)

Karl Popper and the Mechanisms of Hydrogen Embrittlement

open access: yesAdvanced Engineering Materials, EarlyView.
Representation of the beginning of loss of ductility rather than embrittlement. Small concentrations of hydrogen in a diffusible form within iron are well‐established to harm the mechanical integrity of steels. There are theories that attempt to explain the pernicious role of hydrogen.
H. K. D. H. Bhadeshia
wiley   +1 more source

Emerging optical techniques in advanced cystoscopy for bladder cancer diagnosis: A review of the current literature

open access: yesIndian Journal of Urology, 2011
Background and objective : The current standard for the diagnosis and followup of bladder cancer remains white light cystoscopy, despite its well-known limitations.
C C Cauberg Evelyne   +2 more
doaj   +1 more source

Narrow band imaging in endoscopic evaluation of the larynx

open access: yesCurrent Opinion in Otolaryngology & Head and Neck Surgery, 2012
Narrow band imaging (NBI) is a novel endoscopic technique using filtered wavelengths in order to enhance the microvascular abnormalities associated with the preneoplastic and neoplastic changes of the mucosal lining of the upper aerodigestive tract. The present review is focused on the use of NBI in the management of patients with laryngeal cancer.The ...
PIAZZA, Cesare   +3 more
openaire   +5 more sources

Understanding the Stochastic Nature of Process Parameter Development of Blown Powder Laser Beam Directed Energy Deposition Additive Manufacturing of Pure Molybdenum

open access: yesAdvanced Engineering Materials, EarlyView.
Identified through the use of statistical design of experiments and metallographic investigation, this study exposes the stochastic origins of intergranular cracks in blown powder laser beam directed energy deposition additive manufacturing of pure molybdenum. It further demonstrates a successful crack mitigation approach with direct correlation to the
Nathaniel J. Lies   +2 more
wiley   +1 more source

The role of intraoperative narrow-band imaging in transoral laser microsurgery for early and moderately advanced glottic cancer

open access: yesBrazilian Journal of Otorhinolaryngology, 2019
Introduction: Trans-oral laser microsurgery is an established technique for the treatment of early and moderately advanced laryngeal cancer. Objective: The authors intend to test the usefulness of narrow-band imaging in the intraoperative assessment of ...
Hanna Klimza   +4 more
doaj   +1 more source

Multimodal Data‐Driven Microstructure Characterization

open access: yesAdvanced Engineering Materials, EarlyView.
A self‐consistent autonomous workflow for EBSP‐based microstructure segmentation by integrating PCA, GMM clustering, and cNMF with information‐theoretic parameter selection, requiring no user input. An optimal ROI size related to characteristic grain size is identified.
Qi Zhang   +4 more
wiley   +1 more source

The narrow-band imaging examination method in otorhinolaryngology

open access: yesZdravniški Vestnik, 2013
Early diagnostics could improve the prognosis of patients with squamous-cell carcinomas of the head and neck. Narrow-Band Imaging (NBI) is the latest examination method in the group of biologic endoscopies.
Robert Šifrer, Jure Urbančič
doaj  

Effectiveness of Endoscopy with High-Resolution, Magnification, Chromoscopy and NBI in the Diagnosis of Mucosal Diseases of the Esophagogastroduodenal Area in Patients with Gastroesophageal Reflux Disease

open access: yesGastroenterologìa, 2015
The article shows the features of the state of the mucosa of the esophagus, stomach and duodenum in patients with gastroesophageal reflux disease.
O.O. Krylovа   +3 more
doaj   +1 more source

Current Status and Challenges in Data Collection for Aerospace Coatings Deposited by Plasma Spraying

open access: yesAdvanced Engineering Materials, EarlyView.
An innovative approach has been integrated into the GRENAT project to optimize plasma spraying and coating performance. Raw materials are accelerated and melted in the plasma generated by torches, creating coatings. Monitoring sensors collect process data which are combined with ex situ characterization data.
Lila Randriamananjara   +8 more
wiley   +1 more source

Cathodic Cage Plasma Deposition of Nanostructured Cu–Fe–Se Coatings on Poly(methyl Methacrylate)

open access: yesAdvanced Engineering Materials, EarlyView.
Nanostructured Cu–Fe–Se coatings are deposited on PMMA by a modified cathodic cage plasma process, enabling low‐temperature deposition on polymer substrates. A transition from discontinuous to compact morphology is observed with temperature, with optimal properties at 200°C, where improved CuFeSe2‐type bonding, lowest sheet resistance, and favorable ...
V. S. S. Sobrinho   +8 more
wiley   +1 more source

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