Results 121 to 130 of about 788,887 (309)

Open Journal Systems: results after the implementation of video tutorials as initiative for the editing process in a journal

open access: yesMedisan, 2019
In this article the results obtained when corroborating the feasibility of the elaborated and implemented video tutorials, as support material to achieve the correct use of the Open Journal Systems platform in the journal MEDISAN are analyzed.
Luisa Acosta Ortega   +4 more
doaj  

Removing Homocoupling Defects in Alkoxy/Alkyl‐PBTTT Enhances Polymer:Fullerene Co‐Crystal Formation and Stability

open access: yesAdvanced Functional Materials, EarlyView.
PBTTT‐OR‐R, a C14‐alkoxy/alkyl‐PBTTT polymer derivative, is of substantial interest for optoelectronics due to its specific fullerene intercalation behavior and enhanced charge‐transfer absorption. Comparing this polymer with (S) and without (O) homocoupling defects reveals that PBTTT‐OR‐R(O) forms stable co‐crystals with PC61BM, while PBTTT‐OR‐R(S ...
Zhen Liu   +14 more
wiley   +1 more source

Competition and cooperation: Libraries and publishers in the transition to electronic scholarly journals

open access: yes, 1999
The conversion of scholarly journals to digital format is proceeding rapidly, especially for those from large commercial and learned society publishers. This conversion offers the best hope for survival for such publishers.
Odlyzko, Andrew
core   +2 more sources

Excellence in cities : city learning centres : an evaluation of the first year [PDF]

open access: yes, 2003
The network of City Learning Centres (CLCs) is one element of the Excellence in Cities (EiC) programme run by the Department for Education and Skills (DfES).

core  

Organic Electrochemical Transistor Channel Materials: Copolymerization Versus Physical Mixing of Glycolated and Alkoxylated Polymers

open access: yesAdvanced Functional Materials, EarlyView.
This work discusses the use of blended channel materials in OECTs. It explores how mixing glycolated and alkoxylated polymers in various ratios offers a simpler and more efficient route to tuning OECT properties. The performance of the polymer blends is compared to the corresponding copolymers, demonstrating similar OECT characteristics, swelling ...
Lize Bynens   +14 more
wiley   +1 more source

Genetic engineering in oncology based on CRISPR-Cas9 technology

open access: yesСибирский онкологический журнал
Purpose of the study: analysis of modern scientific data on the molecular mechanisms of the CRISPR-Cas9 system in gene editing, advantages and disadvantages in cancer research and the development of new treatment methods. Material and Methods.
D. Sh. Polatova   +3 more
doaj   +1 more source

Content delivery and challenges in education hybrid students [PDF]

open access: yes, 2008
Traditionally, taught postgraduate programmes placed students in well-defined categories such as 'distance learning' and 'on-campus' or 'part-time' and 'full-time'.
Molloy, David
core  

Advancing Electronic Application of Coordination Solids: Enhancing Electron Transport and Device Integration via Surface‐Mounted MOFs (SURMOFs)

open access: yesAdvanced Functional Materials, EarlyView.
The layer‐by‐layer (LbL) assembly of coordination solids, enabled by the surface‐mounted metal‐organic framework (SURMOF) platform, is on the cusp of generating the organic counterpart of the epitaxy of inorganics. The programmable and sequential SURMOF protocol, optimized by machine learning (ML), is suited for accessing high‐quality thin films of ...
Zhengtao Xu   +2 more
wiley   +1 more source

Penggunaan E-Modul Berbasis Aplikasi Heyzine Flipbook untuk Mengembangkan Kemampuan Historical Literacy dalam Pembelajaran Sejarah Abad XXI

open access: yesJurnal Humanitas: Katalisator Perubahan dan Inovator Pendidikan
Understanding history is more complex than just understanding past events. One way that can be done to foster an understanding of history is by developing historical literacy skills.
Sekar Ayu Febriantie   +2 more
doaj   +1 more source

Ab Initio Study on 3D Anisotropic Ferroelectric Switching Mechanism and Coercive Field in HfO2 and ZrO2

open access: yesAdvanced Functional Materials, EarlyView.
This study uncovers a new switching mechanism in HfO2 and ZrO2, where the absence of a non‐polar layer along the a‐direction induces interaction between polar layers. Consequently, the switching barriers for growth are lower than those for nucleation in this direction, leading to a size‐dependent coercive field that matches experimental observations ...
Kun Hee Ye   +6 more
wiley   +1 more source

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