Rank;Global Rank;Institution;Country;Sector 1;273;National Observatory of Athens;GRC;Government; 2;592;Foundation for Research and Technology Hellas *;GRC;Government; 3;698;Institute of Chemical Engineering and High Temperature Chemical Processes;GRC;Government; 4;862;Demokritos, National Centre for Scientific Research;GRC;Government; 5;923;Academy of Athens;GRC;Government;