Results 101 to 110 of about 13,237 (207)

Mechanistic Insights into the Oxygen Reduction Reactionon Metal–N–C Electrocatalysts under Fuel Cell Conditions

open access: yes, 2016
Three different transition metal-C-N catalysts are tested under a range of fuel cell conditions. It is found that common features of the polarisation curve can be explained by a change in electrocatalytic mechanism.
Bonakdarpour   +43 more
core   +1 more source

Assessment of Dye-Absorbed Eggshell Membrane Composites as Solid Polymer Electrolyte of Fuel Cells. [PDF]

open access: yesMembranes (Basel), 2023
Tanifuji N   +11 more
europepmc   +1 more source

PE-001 A Assistência Farmacêutica na prática de ensino farmacêutico na comunidade

open access: yesJornal de Assistência Farmacêutica e Farmacoeconomia
Introdução: As mudanças na prática do farmacêutico e as necessidades da profissão levaram a alterações no ensino de Farmácia. O ensino baseado na comunidade é uma integração ensino-serviço-comunidade durante a graduação, sendo uma estratégia na provisão
Mayara Almeida Lima Ribeiro   +3 more
doaj   +1 more source

The State of Sustainable Markets 2017 - Statistics and Emerging Trends [PDF]

open access: yes, 2017
Voluntary sustainability standards are in the mainstream, and no longer a novelty for niche markets. This second global report outlines data on area, production volume and producers for 14 major sustainability standards across bananas, cocoa, coffee ...
Garibay, Salvador V.   +7 more
core  

Observer-based and funnel-based predefined-time event-triggered adaptive formation tracking control for multiple quadrotors

open access: yesResults in Engineering
This paper designs a predefined-time event-triggered formation control (PEFC) scheme for multiple quadrotors with unknown external disturbances. In the position system, the designed predefined-time distributed state observer (PTDSO) is utilized to ...
Meiling Tao, Shuai Zhang
doaj   +1 more source

Quantification of PEFC Catalyst Layer Saturation via In Silico, Ex Situ, and In Situ Small-Angle X-ray Scattering. [PDF]

open access: yesACS Appl Mater Interfaces, 2023
Aliyah K   +13 more
europepmc   +1 more source

Особенности проведения лесной сертификации по системе Forest Stewardship Council (FSC) в Беларуси, России и Украине [PDF]

open access: yes, 2014
Рассматривается процесс лесной сертификации по системе FSC в Беларуси, России и Украине. Сделан сравнительный анализ и установлены особенности сертификации в каждой из стран, а также определены основные отличия в подходах к проведению ...
Ковалишин, В. Р.
core  

Effects of the operational conditions on the membrane and electrode properties of a polymer electrolyte fuel cell

open access: yesJournal of the Brazilian Chemical Society, 2002
The effects of the operational conditions on the membrane and electrode properties on a polymer electrolyte fuel cell (PEFC) were investigated as a function of the cell and the gas humidifiers temperatures, the thickness of the membrane, the impregnation
Passos Raimundo R., Ticianelli Edson A.
doaj  

Assessment of Eggshell Membrane as a New Type of Proton-Conductive Membrane in Fuel Cells. [PDF]

open access: yesACS Omega, 2022
Tanifuji N   +7 more
europepmc   +1 more source

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