Title	Publication Date	Language	Citations
A review of polymer electrolyte membrane fuel cells: Technology, applications, and needs on fundamental research	2011/04/01	English	2,347
Overview of current development in electrical energy storage technologies and the application potential in power system operation	2015/01/01	English	2,106
A review on biodiesel production using catalyzed transesterification	2010/04/01	English	1,574
Review of natural gas hydrates as an energy resource: Prospects and challenges	2016/01/01	English	1,259
Review on thermal energy storage with phase change materials (PCMs) in building applications	2012/04/01	English	1,255
A review of solar collectors and thermal energy storage in solar thermal applications	2013/04/01	English	1,179
A review of computer tools for analysing the integration of renewable energy into various energy systems	2010/04/01	English	1,016
Energy storage technologies and real life applications – A state of the art review	2016/10/01	English	970
A review on photovoltaic/thermal hybrid solar technology	2010/02/01	English	951
Recent trends in global production and utilization of bio-ethanol fuel	2009/11/01	English	919
The effect of renewable energy consumption on economic growth: Evidence from top 38 countries	2016/01/01	English	871
Thermal comfort and building energy consumption implications – A review	2014/02/01	English	827
Enhanced coulomb counting method for estimating state-of-charge and state-of-health of lithium-ion batteries	2009/09/01	English	805
A review on simulation-based optimization methods applied to building performance analysis	2014/01/01	English	805
Review on phase change materials (PCMs) for cold thermal energy storage applications	2012/11/01	English	783
Designing microgrid energy markets	2018/01/01	English	773
Smart Energy Systems for coherent 100% renewable energy and transport solutions	2015/05/01	English	754
Thermal energy storage for low and medium temperature applications using phase change materials – A review	2016/09/01	English	741
Conversion of sewage sludge to clean solid fuel using hydrothermal carbonization: Hydrochar fuel characteristics and combustion behavior	2013/11/01	English	687
Review of energy storage system for wind power integration support	2015/01/01	English	687
A comprehensive review of lithium-ion batteries used in hybrid and electric vehicles at cold temperatures	2016/02/01	English	687
Techno-economic analysis of autotrophic microalgae for fuel production	2011/10/01	English	679
Biodiesel production by microalgal biotechnology	2010/01/01	English	666
Dual role of microalgae: Phycoremediation of domestic wastewater and biomass production for sustainable biofuels production	2011/10/01	English	642
Political, economic and environmental impacts of biofuels: A review	2009/11/01	English	630
Qualitative and quantitative analysis of lignocellulosic biomass using infrared techniques: A mini-review	2013/04/01	English	622
A review on dark fermentative biohydrogen production from organic biomass: Process parameters and use of by-products	2015/04/01	English	619
Biodiesel from microalgae: A critical evaluation from laboratory to large scale production	2013/03/01	English	612
Achieving better energy-efficient air conditioning – A review of technologies and strategies	2013/04/01	English	612
Advances in heat pump systems: A review	2010/12/01	English	611