Results 91 to 100 of about 550,572 (306)

Electrochemical Surface Finishing

open access: yesInterface magazine, 2014
Electrochemical surface finishing is a highly scalable manufacturing process that traditionally uses viscous, non-aqueous and/or highly acidic electrolytes to achieve the desired surface profiles on metallic parts, with the addition of aggressive, hazardous chemical species to remove the oxide film on strongly passive materials.
E. J. Taylor, M. Inman
openaire   +2 more sources

Effect of Wood Surface Finish on Wood Species Classification Using Spectral Reflectance

open access: yesBioResources
Wood species can be classified by spectral reflectance. It is unclear whether finish coated on the wood surface affects the accuracy of wood species classification.
Cheng-Kun Wang, Peng Zhao, Jia-Le Yang
doaj   +2 more sources

Parametric Effect on Surface Finish of Three-Dimensional Printed Object

open access: yesInternational Journal of Engineering Materials and Manufacture, 2018
The ability to use different parameters and finishing techniques in fused deposition modelling (FDM) depends largely on part geometries, materials, printing processes like Z-resolution and post processing to some extent.
Muhammad Hasibul Hasan   +3 more
doaj   +1 more source

Structural insights into an engineered feruloyl esterase with improved MHET degrading properties

open access: yesFEBS Letters, EarlyView.
A feruloyl esterase was engineered to mimic key features of MHETase, enhancing the degradation of PET oligomers. Structural and computational analysis reveal how a point mutation stabilizes the active site and reshapes the binding cleft, expading substrate scope.
Panagiota Karampa   +5 more
wiley   +1 more source

Tensile and fatigue properties of Inconel 718 at cryogenic temperatures [PDF]

open access: yes, 1969
Tests to determine the tensile and fatigue properties of Inconel 718 at cryogenic temperatures show that the alloy increases in strength at low temperatures, with very little change in toughness. The effect of surface finish and grain size on the fatigue
Malin, C. O., Schmidt, E. H.
core   +1 more source

Wind tunnel and numerical study of a small vertical axis wind turbine [PDF]

open access: yes, 2009
This paper presents a combined experimental and computational study into the aerodynamics and performance of a small scale vertical axis wind turbine (VAWT).
Berg   +8 more
core   +1 more source

A methionine‐lined active site governs carbocation stabilization and product specificity in a bacterial terpene synthase

open access: yesFEBS Letters, EarlyView.
This study reveals a unique active site enriched in methionine residues and demonstrates that these residues play a critical role by stabilizing carbocation intermediates through novel sulfur–cation interactions. Structure‐guided mutagenesis further revealed variants with significantly altered product profiles, enhancing pseudopterosin formation. These
Marion Ringel   +13 more
wiley   +1 more source

Aggressive prostate cancer is associated with pericyte dysfunction

open access: yesMolecular Oncology, EarlyView.
Tumor‐produced TGF‐β drives pericyte dysfunction in prostate cancer. This dysfunction is characterized by downregulation of some canonical pericyte markers (i.e., DES, CSPG4, and ACTA2) while maintaining the expression of others (i.e., PDGFRB, NOTCH3, and RGS5).
Anabel Martinez‐Romero   +11 more
wiley   +1 more source

Importance of surface topography on pulsed laser-induced damage threshold of Sapphire crystals

open access: yesScientific Reports, 2017
We measure the laser-induced damage threshold (LIDT) fluence under single shot at the surface of Sapphire samples prepared following the standards of two methods yielding to different surface finish and used in optical and laser industry.
Benoît Bussière   +3 more
doaj   +1 more source

Retained Austenite Control for the Soft Machining of High-Hardness Tool Steels

open access: yesMetals, 2018
Most high-hardness tool steels comprising forming dies require expensive finish machining operations to compensate for the dimensional distortion and surface oxidation caused by the die heat treatment.
Maider Muro   +4 more
doaj   +1 more source

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