refine this paragraph to keep logical fluent in the style of research artical in english

Here is a refined version of the paragraph in the style of a research article:

Direct Methanol Fuel Cells (DMFCs) are a class of fuel cells that convert the chemical energy stored in methanol directly into electrical energy. These fuel cells offer several advantages over alternative energy systems, such as higher energy density, lower emissions, and reduced noise levels, making them well-suited for a variety of applications, including portable electronics, remote power generation, and transportation. However, the performance of DMFCs is currently limited by several challenges, including low energy conversion efficiency, high costs, and the issue of methanol crossover. To overcome these limitations, researchers are actively exploring strategies to enhance the performance of DMFCs, such as optimizing the electrode structure, developing novel catalysts, and improving the membrane properties. Further advancements in the field could potentially lead to the widespread adoption of DMFCs as a sustainable and efficient energy source.