The chart shows the distribution of publications by all Research.com ranked scientists in the field of Engineering and Technology in 2026. The highlighted bar marks where Panagiotis Grammelis sits on this spectrum.
This scientist: 178 publications — 39th percentile
39% of scientists in this discipline score the same or lower.
The last bar groups every scientist with 804 publications or more.
The chart shows the D-index (discipline H-index) distribution of Engineering and Technology scientists ranked by Research.com in 2026. The highlighted bar marks where Panagiotis Grammelis sits on this spectrum.
This scientist: 43 D-Index — 39th percentile
39% of scientists in this discipline score the same or lower.
The last bar groups every scientist with 107 D-Index or more.
Panagiotis Grammelis is affiliated with the National Technical University of Athens in Greece, specializing in the field of Engineering with a concentrated focus on subfields including Biomedical Engineering, Mechanical Engineering, Environmental Engineering, Control and Systems Engineering, and Mechanics of Materials.
Their research work covers a range of scientific topics with emphasis on thermochemical biomass conversion processes, biofuel production and bioconversion, forest biomass utilization and management, catalysts for methane reforming, biodiesel production and applications, energy and environment impacts, and microgrid control and optimization.
Grammelis has authored multiple scientific papers, including:
Frequent collaborators in Grammelis' research include Konstantinos Atsonios, Emmanouil Karampinis, Nikolaos Margaritis, Dimitrios-Sotirios Kourkoumpas, and Nikolaos Nikolopoulos.
Their works have been published mainly in the journal Energies, with additional contributions to Sustainability, SSRN Electronic Journal, Renewable Energy, and Fuel.
D. Vamvuka;E. Kakaras;E. Kastanaki;P. Grammelis
P. Grammelis;P. Basinas;A. Malliopoulou;G. Sakellaropoulos
E Kastanaki;D Vamvuka;P Grammelis;E Kakaras
Spyridon Chapaloglou;Athanasios Nesiadis;Petros Iliadis;Konstantinos Atsonios
George Skodras;S.P. Kaldis;D. Sofialidis;O. Faltsi
George Skodras;Panagiotis Grammelis;Panagiotis Basinas;Emmanuel Kakaras
Nikos Nikolopoulos;Aristeidis Nikolopoulos;Emmanouil Karampinis;Panagiotis Grammelis
Nikolaos Nikolopoulos;Ioannis Violidakis;Emmanouil Karampinis;Michalis Agraniotis
K. Atsonios;P. Grammelis;S.K. Antiohos;N. Nikolopoulos
Panagiotis Grammelis;Anastasia Malliopoulou;Panagiotis Basinas;Nicholas G Danalatos
A. Nikolopoulos;N. Nikolopoulos;A. Charitos;P. Grammelis
Dimitrios-Sotirios Kourkoumpas;Georgios Benekos;Nikolaos Nikolopoulos;Sotirios Karellas
E. Karampinis;N. Nikolopoulos;A. Nikolopoulos;P. Grammelis
Ilias Vorrias;Konstantinos Atsonios;Aristeidis Nikolopoulos;Nikos Nikolopoulos
A. Nikolopoulos;K. Atsonios;N. Nikolopoulos;P. Grammelis
P. Grammelis;G. Skodras;E. Kakaras
G. Skodras;P. Grammelis;P. Basinas
Panagiotis Grammelis;Nikolaos Margaritis;Petros Dallas;Dimitrios Rakopoulos
D.S. Kourkoumpas;E. Papadimou;K. Atsonios;S. Karellas
David Vera;Francisco Jurado;Nikolaos K. Margaritis;Panagiotis Grammelis
Thomas Hilber;Jörg Maier;Günter Scheffknecht;Michalis Agraniotis
G. Skodras;P. Grammelis;P. Samaras;P. Vourliotis
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