Results 61 to 70 of about 3,444,484 (365)

Fabrication of 45S5 bioactive glass-polycaprolactone composite scaffolds [PDF]

open access: yes, 2009
45S5 bioactive glass-polycaprolactone composite porous scaffolds were produced using a solution blending and salt-leaching technique. The main target was the optimisation of the fabrication parameters (such as: blending conditions; nature and amount of ...
Fabbri P., Sola A., Cannillo V.
core  

DIC-based monitoring on debonding crack propagation in wrapped composite joints [PDF]

open access: yes, 2022
Wrapped composite joint is an innovative technique which connects steel hollow sections through bonding such that the fatigue performance is improved compared to welded joint. In this paper, a DIC-based method of monitoring surface strains is proposed to
Feng, W. (author)   +3 more
core  

Comparison of Composites Properties Manufactured by Vacuum Process and Autoclave Process

open access: yesJournal of Aeronautical Materials, 2017
Two kinds of prepregs ZT7G/LT-03A(unidirectional carbon fiber prepreg) and ZT7G3198P/LT-03A(plain carbon fabric prepreg) were used to manufacture three Bateches of composites by vacuum process and autoclave process respectively.
MA Rufei   +4 more
doaj   +1 more source

Survival by Race and Ethnicity in Children and Adolescents/Young Adults With Relapsed/Refractory Hodgkin Lymphoma: A Pooled Analysis of Children's Oncology Group Trials

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Purpose Despite 5‐year survival rates of over 90% among children and adolescents/young adults (CAYAs) with classic Hodgkin lymphoma (cHL), 15%–20% relapse after frontline therapy. Prior analysis of frontline Children's Oncology Group (COG) clinical trials demonstrated that, despite similar rates of relapse, non‐Hispanic Black (NHB) and ...
Mallorie B. Heneghan   +14 more
wiley   +1 more source

Non-linear analysis of multi-span composite beams under combined flexure and torsion [PDF]

open access: yes, 2015
Multi-span steel-concrete composite beams fabricated from two steel joists and one concrete slab are widely utilised in bridges and highway interchanges, and are commonly subjected to combined actions of flexure and torsion.
Uy, Brian   +2 more
core  

Characterisation of composite elastic properties by means of a multi-scale two-level inverse approach [PDF]

open access: yes, 2018
This work deals with the problem of characterising the elastic properties of a composite material at both me- soscopic (ply-level) and microscopic (constitutive phases-level) scales.
CAPPELLI, Lorenzo   +3 more
core   +1 more source

Preparation and properties of high stiffness hybrid carbon fibers composites

open access: yesCailiao gongcheng
With domestic high-strength medium modulus CCF800H carbon fiber as the basic reinforcement material, CCM40J and CCM55J high modulus carbon fibers as the hybrid reinforcements, and AC631 high-temperature bismaleimide resin as the matrix, the in-plane ...
GAO Junpeng   +5 more
doaj   +1 more source

Study on “Metamaterial” Structural Absorbing Composite Technology

open access: yesCailiao gongcheng, 2017
The process technology and the mechanical and electrical properties of the "metamaterial"structural absorbing composites were studied, in which metal periodic structure units were produced on the organic carrier film and then combined with medium ...
LI Song-ming   +4 more
doaj   +1 more source

On Carlitz Compositions

open access: yesEuropean Journal of Combinatorics, 1998
This paper deals with Carlitz compositions of natural numbers (adjacent parts have to be different). The following parameters are analysed: number of parts, number of equal adjacent parts in ordinary compositions, largest part, Carlitz compositions with zeroes allowed (correcting an erroneous formula from Carlitz).
Arnold Knopfmacher, Helmut Prodinger
openaire   +2 more sources

Solid Pseudopapillary Neoplasm of the Pancreas in Children and Adolescents: Expert Recommendations

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Solid pseudopapillary neoplasm of the pancreas (SPN) is a rare low‐grade malignant exocrine pancreatic tumor, mostly discovered during the second decade of life in females, with a very good prognosis, provided microscopically complete surgical excision is achieved.
Sabine Irtan   +18 more
wiley   +1 more source

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