Results 81 to 90 of about 1,733,538 (306)

Workflow for Design of Experiments‐Based Modeling of Species Transport and Growth Kinetics in GaN Hydride Vapor Phase Epitaxy

open access: yesAdvanced Engineering Materials, EarlyView.
A novel workflow for investigating hydride vapor phase epitaxy for GaN bulk crystal growth is proposed. It combines Design of experiments (DoE) with physical simulations of mass transport and crystal growth kinetics, serving as an intermediate step between DoE and experiments.
J. Tomkovič   +7 more
wiley   +1 more source

European initiatives in open and distance learning [PDF]

open access: yes, 2005
Comunicação apresentada na Conferência promovida pela IBM, em Bolonha, nos dias 24 e 25 de Maio de 1993. Este texto foi igualmente traduzido para italiano e publicado em Tecnologie e modelli per un'università aperta, em ...
Trindade, Armando Rocha
core  

19th World Conference on Open Learning and Distance Education [PDF]

open access: yes, 2000
Todos os trabalhos se desenvolveram no Austria Center Vienna, o mais moderno centro de congressos da capital austríaca, adjacente ao complexo das Nações Unidas, na margem esquerda do Danúbio, a menos de quinze minutos de metro do centro da cidade.
dos Santos, Fernando   +7 more
core   +1 more source

An Experimental High‐Throughput Approach for the Screening of Hard Magnet Materials

open access: yesAdvanced Engineering Materials, EarlyView.
An entire workflow for the high‐throughput characterization and analysis of compositionally graded magnetic films is presented. Characterization protocols, data management tools and data analysis approaches are illustrated with test case Sm(Fe, V)12 based films.
William Rigaut   +16 more
wiley   +1 more source

Unlocking the Potential of Public Libraries in Supporting Distance Learning

open access: yesJournal of Learning for Development, 2016
This paper examines the place of public libraries in supporting distance learners in Makerere University, exploring the factors which affect utilisation of their services. The study adopted a survey design with 300 B.Ed.
Harriet Mutambo Nabushawo   +2 more
doaj  

E-learning – Who? What? Where? [PDF]

open access: yes, 2001
This paper considers case studies of experience in distance-learning environments from the UK's Open University, two having successfully utilised e-learning, and a third which is at the proposal stage, requiring e-learning facilities which are not yet ...
Lucas-Smith, Anthony
core  

Photoswitchable Conductive Metal–Organic Frameworks

open access: yesAdvanced Functional Materials, EarlyView.
A conductive material where the conductivity can be modulated remotely by irradiation with light is presented. It is based on films of conductive metal–organic framework type Cu3(HHTP)2 with embedded photochromic molecules such as azobenzene, diarylethene, spiropyran, and hexaarylbiimidazole in the pores.
Yidong Liu   +5 more
wiley   +1 more source

An Accelerated Method for Determining the Weights of Quadratic Image Filters

open access: yesIEEE Access, 2018
Quadratic filters are usually more successful than linear filters in dealing with nonlinear noise characteristics. However, determining the proper weights for the success of quadratic filters is not straightforward as in linear case.
Suleyman Uzun, Devrim Akgun
doaj   +1 more source

3D (Bio) Printing Combined Fiber Fabrication Methods for Tissue Engineering Applications: Possibilities and Limitations

open access: yesAdvanced Functional Materials, EarlyView.
Biofabrication aims at providing innovative technologies and tools for the fabrication of tissue‐like constructs for tissue engineering and regenerative medicine applications. By integrating multiple biofabrication technologies, such as 3D (bio) printing with fiber fabrication methods, it would be more realistic to reconstruct native tissue's ...
Waseem Kitana   +2 more
wiley   +1 more source

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