Results 121 to 130 of about 19,317,923 (379)

Exploiting the Functionality of Cerium Oxide‐Modified Carbon Nanohorns Catalysts Toward Enhanced CO2 Reduction Performance

open access: yesAdvanced Functional Materials, EarlyView.
A cerium oxide‐carbon nanohybrid catalyst is synthesized via two distinct routes and is integrated into H‐type cells and gas diffusion layers (GDLs) to enhance electrochemical performance. Structural variations significantly affect performance, with the solvothermal sample exhibiting higher current densities.
Alessia Pollice   +9 more
wiley   +1 more source

CONSTRUÇÃO E VALIDAÇÃO DE UM INSTRUMENTO DE AVALIAÇÃO DO DESEMPENHO DOCENTE [doi: 10.5329/RECADM.20060502005]

open access: yesRevista Eletrônica de Ciência Administrativa, 2006
A avaliação do desempenho de professores universitários por seus alunos tem sido objeto de muitos estudos. Boa parte deles é no sentido de desenvolver critérios e formas de avaliação.
Ilan Avrichir, Fernando Dewes
doaj   +1 more source

Kinerja UMKM Tenant Inkubator Bisnis Universitas Muria Kudus Berdasarkan Implementasi E-marketing [PDF]

open access: yes, 2017
Dengan berkembangnya kemajuan teknologi dan informasi membawa paradigma tersendiri bagi konsep pemasaran. Kini pemasaran bersinergi dengan pemanfaatan teknologi dan informasi dalam konsep Pemasaran Elektronik (E-Marketing).
Edris, M. (Muchamad)   +2 more
core   +1 more source

CO2 Reduction on Copper‐Nitrogen‐Doped Carbon Catalysts Tuned by Pulsed Potential Electrolysis: Effect of Pulse Potential

open access: yesAdvanced Functional Materials, EarlyView.
This study demonstrates that pulsed potential electrolysis significantly improves CO2 reduction performance on copper‐nitrogen doped carbon electrodes. The formation of cationic copper sites and metallic clusters as a function of applied intermittent potential leads to notable selectivity changes compared to potentiostatic reduction.
Dorottya Hursán   +13 more
wiley   +1 more source

O Cafe é o Novo Ovo? Publicização Jornalística das Notícias que Relacionam Café e Saúde

open access: yesMídia e Cotidiano, 2019
Este artigo tematiza a relação alimentação e saúde sob a perspectiva comunicacional, especialmente a circulação de uma agenda positiva de notícias, que modifica o regime de visibilidade do café em um contexto midiático de gourmetização de alimentos ...
Lucas de Vasconcelos Teixeira   +1 more
doaj   +1 more source

Adoption of E-Marketing by Direct-Market Farms in the Northeastern United States [PDF]

open access: yes
Many farms have begun operating websites in order to promote their businesses. This study uses data from a 2005 survey of farms in the northeastern United States to identify characteristics of farmers, farms, and farm businesses associated with website ...
Baer, Alexander G., Brown, Cheryl
core   +1 more source

Persepsi Pelanggan terhadap Online Branding pada Website Binus University [PDF]

open access: yes, 2012
Implementation of e-marketing or digital marketing help companies compete in the free market. For that, the company needs to obtain information about the customer perception in assessing e-marketing or its digital marketing (website).
Meyliana, M. (Meyliana)   +2 more
core  

Continuous‐Flow Photocatalytic Degradation of Glyphosate and Aminomethylphosphonic Acid Under Simulated Sunlight with TiO2‐Coated Poly(vinylidene fluoride) Membrane

open access: yesAdvanced Functional Materials, EarlyView.
Glyphosate (GLY) and its primary metabolite, aminomethylphosphonic acid (AMPA), are photodegraded using a poly(vinylidene fluoride) membrane with immobilized titanium dioxide (PVDF‐TiO2) in a continuous flow‐through operation under solar light. At optimized conditions, the PVDF‐TiO2 membrane achieved 95% GLY and 80% AMPA removal with •O2− as the ...
Phuong B. Trinh   +4 more
wiley   +1 more source

Reevaluating the Activity of ZIF‐8 Based FeNCs for Electrochemical Ammonia Production

open access: yesAdvanced Functional Materials, EarlyView.
Though receiving much attention, the field of electrochemical nitrogen reduction reaction (eNRR) to ammonia is marked by doubts about whether this reaction is possible in aqueous media. This work sheds light on this question for iron single‐atom on N‐doped carbon (FeNC) catalysts—a class of well‐known catalysts that is also worth testing for the sister
Caroline Schneider   +6 more
wiley   +1 more source

Estratégias sustentáveis nas Denominações de Origem: Conexão entre IG e ODS

open access: yesGestão & Regionalidade
Indicações Geográficas (IG) são ferramentas estratégicas coletivas de valorização dos produtos. São regidas por regras e definições expressas em Cadernos de Especificações Técnicas (CET). Já as Denominações de Origem (DO) são IG que designam produtos ou
Sidney Lincoln Vitorino, Ilan Avrichir
doaj   +1 more source

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