Results 101 to 110 of about 263,397 (314)

Efficient Osmotic Energy Conversion Enabled by Self‐Standing COF Membranes With Varied Sulfonic Acid Group Density

open access: yesAdvanced Materials, EarlyView.
Self‐standing, strong sulfonated covalent organic framework membranes with varied ionic‐group density are developed for osmotic energy conversion. Optimized charge‐governed nanochannels enable highly selective ion transport, delivering a power density of 24.53 W m−2 under seawater/freshwater salinity gradients.
Xi Ma   +5 more
wiley   +1 more source

Formação docente de professores que atuam nos cursos superiores de tecnologia

open access: yes, 2018
Este trabalho tem como objetivo analisar a formação docente de professores que atuam em Cursos Superiores de Tecnologia (CST) em uma faculdade tecnológica da cidade de Blumenau (SC), partindo das seguintes questões: Qual a formação docente dos ...
Buzzi Rausch, Rita, Siewerdt, Ricardo
core   +1 more source

A formação inicial de professores de sociologia: elementos de constituição da profissionalidade docente [PDF]

open access: yes, 2014
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências da Educação, Programa de Pós-Graduação em Educação, Florianópolis, 2014.A presente pesquisa investiga aspectos de constituição da profissionalidade docente na formação ...
Antunes, Anna Christina de Brito
core  

Ultrafast (1‐5 sec) Lamination of Perovskite Solar Cells With Self‐Encapsulation Using Rapid Joule Heating

open access: yesAdvanced Materials Technologies, EarlyView.
Halide perovskite solar cells are fabricated with self‐encapsulation by lamination between two glass substrates using rapid Joule heating, yielding a 99% reduction in lamination time compared to previous studies. An 18% efficient cell is laminated in 5 s, demonstrating the potential for scalable manufacturing. ABSTRACT Perovskite solar cells (PSCs) are
Oluka Okia   +9 more
wiley   +1 more source

Contribuições da perspectiva freireana de educação para a interdisciplinaridade na formação inicial de professores de ciências [PDF]

open access: yes, 2012
Tese (doutorado) - Universidade Federal de Santa Catarina, Programa de Pós-Graduação em Educação Científica e Tecnológica, Florianópolis, 2012.A interdisciplinaridade vem sendo discutida no Brasil há alguns anos, tanto na literatura, em documentos ...
Feistel, Roseli Adriana Blümke
core  

Additive Manufacturing of Patient‐Specific Intracranial Aneurysm Cell Culture Models

open access: yesAdvanced Materials Technologies, EarlyView.
Patient‐specific intracranial aneurysm models were fabricated using chocolate moulding, 3D printed water‐soluble cores, and direct resin 3D printing. Moulding PDMS around sacrificial cores made of chocolate or 3D printed water‐soluble resin yielded accurate, expandable, and endothelializable models that outperformed resin‐based approaches.
Chloe M. de Nys   +6 more
wiley   +1 more source

Professores iniciantes: adentrando algumas pesquisas brasileiras

open access: yes, 2018
This paper presents a conducted survey in four Brazilian databases and a brief analysisabout researches identified with the themes which are Beginner Teachers from the period of 2000 to 2010.
Nunes, Célia, Cardoso, Solange
core   +1 more source

اللاشعور Editor of ArabiXiv assistant Professor associate Professor Professor associate Professor Professor

open access: yes
هل شعرت مرة أنك تكره شخصاً ما تراه لأول مرة دون أن تدري السبب؟ هل أصبت يوماً بتأنيب الضمير لأنك مررت من أمام متسول ولم تعطه النقود لقناعتك بأنه غير محتاج؟ وهل أنت ممن لا يستطيعون إلا وأن يعطوا المتسولين شيئاً على الرغم من القناعة بأنهم قد يكونون غير محتاجين؟ وهل ضايقتك أحلامك واحترت في تفسيرها؟ وهل أنت ممن لا يدرون أسباب كثير من تصرفاتهم؟ إذا كنت كذلك ...
Khaled Moustafa, Samer Rudwan
openaire   +1 more source

Linking Device Performance to Nanoscale Photoactivation of Grain Boundaries in 2D Hybrid Halide Perovskites

open access: yesAdvanced Materials Technologies, EarlyView.
The opto‐electronic response of polycrystalline (PEA)2PbBr4 thin films is investigated by correlating macroscopic photodetector performance with nanoscale mapping techniques. Grain boundary density is systematically tuned through crystallization control and linked to device responsivity.
Camilla Bordoni   +10 more
wiley   +1 more source

Bullying: políticas e representações sociais de professores da escola básica

open access: yes, 2018
Este texto apresenta as representações dos professores sobre o bullying e como as políticas sociais e educacionais estão se referindo a esse fenômeno.
Silva Geronasso, Jociane Emídia   +1 more
core   +1 more source

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