Results 61 to 70 of about 1,530,432 (282)

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

Rectangular grave vessels and stamped ceramics from the roman period in the Central Balkans: A contribution to the study of prehistoric traditions during the Roman period [PDF]

open access: yesStarinar, 2006
This paper discusses the rectangular grave vessels discovered, with cremated human remains, at several Roman period cemeteries in western Bulgaria northeast Macedonia and southeast Serbia. All the cemeteries show similar funerary rites, burial procedures
Bulatović Aleksandar
doaj   +1 more source

Antigen receptor variable region repertoires expressed by T cells infiltrating thyroid, retroorbital, and pretibial tissue in Graves' disease [PDF]

open access: yes, 1996
To date, it has remained unclear whether T cells infiltrating thyroid, retroorbital, and pretibial tissue of patients with Graves' ophthalmopathy and pretibial dermopathy represent a primary immune response that is directed against certain antigenic ...
Heufelder, Armin E.   +2 more
core   +1 more source

Dynamic Precipitation during High‐Pressure Torsion of a Magnesium–Manganese Alloy

open access: yesAdvanced Engineering Materials, EarlyView.
An ultrafine‐grained alloy is produced by high‐pressure torsion of solutionized Mg–1.35 wt% Mn. Precipitation of nanometer‐scale Mn particles during deformation provides pinning sites. This prevents the formation of a bimodal grain structure and results in a finer grain size than for pure Mg.
Julian M. Rosalie, Anton Hohenwarter
wiley   +1 more source

The Evaluation of Capacity Building Grants: Key Learnings for a Successful Program [PDF]

open access: yes, 2003
Whether prompted by venture philanthropy, high engagement grantmaking, or a growing interest in nonprofit management, many foundations now have programs aimed at capacity building for their grantees.
Henry Culbreath, Rebecca Graves
core  

Aberration Corrected Emittance Exchange [PDF]

open access: yes, 2015
Full exploitation of emittance exchange (EEX) requires aberration-free performance of a complex imaging system including active radio-frequency (RF) elements which can add temporal distortions.
Graves, William S., Nanni, Emilio A.
core   +3 more sources

Evaluation of the Potential of Laser Shock Peening Compared with Cold Expansion for Improving Fatigue Resistance of Riveted Lap Joints of Aerospace Grade 7175 Al Alloy

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates laser shock peening for enhancing fatigue performance of riveted aerospace aluminum joints. A comparative approach with cold expansion combines fatigue testing and synchrotron X‐ray methods. Integrating mechanical testing with residual stress and strain characterization provides insights into how different treatments affect the ...
Ogün Baris Tapar   +6 more
wiley   +1 more source

Notes on the origin and dating of the bone pyxides from the Sarmatian environment between the Don and the Prut [PDF]

open access: yesPlural: History, Culture, Society, 2019
The object of this article is to discuss the bone pyxides discovered in the Sar¬matian graves from the north and north-west of the Black Sea. The study, with¬out being exhaustive, attempts a presentation of the graves where bone pyxides were identified ...
Vitalie Bârcă
doaj  

A preliminary examination of differential decomposition patterns in mass graves [PDF]

open access: yes, 2014
This study represents a preliminary, quantitative approach to the examination of differential decomposition patterns in mass graves. Five pairs of mass graves, each containing the carcasses of 21 rabbits, were used to examine decomposition rates at four ...
Adlam   +51 more
core   +1 more source

Is Young's Modulus a Critical Coating Property Determining Fouling‐Release Performance of Marine Coatings?

open access: yesAdvanced Engineering Materials, EarlyView.
The release of foulers from protective marine coatings is determined by several interrelated material properties, including the strength of Young's modulus, the flexibility of chain segments, the surface free energy, and the magnitude of hydrodynamic stress.
Johann C. Schaal   +2 more
wiley   +1 more source

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