In this paper, the model of a proton exchange membrane fuel cell (PEMFC) with single straight channel is established to investigate the effect of dimensionless size factor of baffles on PEMFC performance.The ReActivate influence of dimensionless length and height of baffles is discussed.Results show that adding baffles could dramatically optimize t

Up until now accounting standards regarding financial instruments were changed several times.The latest change was the issuance of the IFRS 9 Financial instruments published for the purpose of simplifying the rules in its predecessor IAS 39 Financial instruments: recognition and measurement.From the above mentioned changes of accounting regulatory

The leaf area index (LAI) is a crucial parameter for understanding the exchanges of mass and energy between terrestrial ecosystems and the atmosphere.In this study, the Data Assimilation Research Testbed (DART) has been successfully coupled to the Community Land Model with explicit carbon and nitrogen components (CLM4CN) by assimilating Global Land

Objective: to study the current state of the legislative regulation of nicotine-containing products turnover and consumption; to identify the main problems in this area and to suggest possible ways to solve them.Methods: the methodological basis of the work is interdisciplinary, systematic and comparative approaches, as well as general scientific m

The publish/subscribe model has gained prominence in the Internet of things (IoT) network, and both Message Queue Telemetry Transport (MQTT) and Constrained Application Protocol (CoAP) support it.However, existing coverage-based fuzzers may miss some paths when fuzzing such publish/subscribe protocols, because they implicitly assume that there are