Results 101 to 110 of about 33,198 (306)

Rewiring mesenchymal stem cell lineage specification by switching the biophysical microenvironment

open access: yes, 2014
The propensity of stem cells to specify and commit to a particular lineage program is guided by dynamic biophysical and biochemical signals that are temporally regulated.
Abdeen, AA   +5 more
core   +1 more source

DESIGN AND FABRICATION OF 12 GHZ MICROSTRIP DIRECTIONAL COUPLER FOR RF/MICROWAVE APPLICATION [PDF]

open access: yesJournal of Engineering Science and Technology, 2016
Microstrip coupled line is parallel coupled transmission lines formed by coupling two conducting strips (resonator) with the same width together at a certain distance.
AZAHAR FAUZI, ZAIRI ISMAEL RIZMAN
doaj  

Productivity‐Driven Optimization of Laser Powder Bed Fusion Parameters for IN718 Superalloy: Process Control, Microstructure, and Mechanical Properties

open access: yesAdvanced Engineering Materials, EarlyView.
This study demonstrates how optimizing laser power, scanning speed, and hatching distance in laser powder bed fusion can boost the productivity of Inconel 718 manufacturing by up to 29% while maintaining mechanical integrity. The work delivers a validated process window and cost–time analysis, offering industry‐ready guidelines for efficient additive ...
Amir Behjat   +7 more
wiley   +1 more source

Towards Defect Phase Diagrams: From Research Data Management to Automated Workflows

open access: yesAdvanced Engineering Materials, EarlyView.
A research data management infrastructure is presented for the systematic integration of heterogeneous experimental and simulation data required for defect phase diagrams. The approach combines openBIS with a companion application for large‐object storage, automated metadata extraction, provenance tracking and federated data access, thereby supporting ...
Khalil Rejiba   +5 more
wiley   +1 more source

EFFECTS OF DIFFERENT SUBSTRATES AND IBA CONCENTRATIONS ON ADVENTITIOUS ROOTING OF NATIVE Vitex agnus-castus L. CUTTINGS

open access: yesActa Scientiarum Polonorum: Hortorum Cultus, 2016
Vitex agnus-castus L. (chaste tree) is a native plant species carrying valuable ornamental, functional and medicinal properties. It was aimed to determine the most practical and optimum rooting conditions for successful vegetative production of  V ...
Esin Ari
doaj  

Design of Three-Dimensional Scaffolds with Tunable Matrix Stiffness for Directing Stem Cell Lineage Specification: An In Silico Study

open access: yesBioengineering, 2017
Tissue engineering is a multi-disciplinary area of research bringing together the fields of engineering and life sciences with the aim of fabricating tissue constructs aiding in the regeneration of damaged tissues and organs. Scaffolds play a key role in
Sanjairaj Vijayavenkataraman   +3 more
doaj   +1 more source

Additive Manufacturing of Continuous Fibre Reinforced Composites: Process, Characterisation, Modelling, and Sustainability

open access: yesAdvanced Engineering Materials, EarlyView.
Additive manufacturing provides precise control over the placement of continuous fibres within polymer matrices, enabling customised mechanical performance in composite components. This article explores processing strategies, mechanical testing, and modelling approaches for additive manufactured continuous fibre‐reinforced composites.
Cherian Thomas, Amir Hosein Sakhaei
wiley   +1 more source

Activin/Nodal inhibition alone accelerates highly efficient neural conversion from human embryonic stem cells and imposes a caudal positional identity.

open access: yesPLoS ONE, 2009
BackgroundNeural conversion from human embryonic stem cells (hESCs) has been demonstrated in a variety of systems including chemically defined suspension culture, not requiring extrinsic signals, as well as in an adherent culture method that involves ...
Rickie Patani   +6 more
doaj   +1 more source

Fostering Innovation: Streamlining Magnetocaloric Materials Research by Digitalization

open access: yesAdvanced Engineering Materials, EarlyView.
Magnetocaloric cooling (MCE) is an environmentally friendly refrigeration method with great potential. Optimizing MCE materials involves the preparation and screening of large quantities of samples, which in turn generates a large amount of data. A digitalization approach is presented that uses ontologies, knowledge graphs, and digital workflows to ...
Simon Bekemeier   +17 more
wiley   +1 more source

COATING OF POLYMERIC SUBSTRATE CATALYSTS ON METALLIC SURFACES [PDF]

open access: yesChemical Industry and Chemical Engineering Quarterly, 2010
This article presents results of a study on coating of a polymeric substrate ca-talyst on metallic surface. Stability of coating on metallic surfaces is a proper specification.
H. HOSSEINI, A. MEHRABANI-ZEINABAD
doaj  

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