This article is a study of the structure and properties of high-strength steel with a nickel
content from 5.5 to 9% in its specimens. The test data about the steel structure are obtained …

Shale plays have become even more important as governments are encouraging domestic
production in order to increase energy security. However, these plays are complex and …

Shale plays have become even more important as governments are encouraging domestic
production to increase energy security. However, these plays are complex and require …

L'Unione Europea ha firmato e ratificato l'Accordo di Parigi (2015) in cui si impegna a ridurre
le emissioni di gas serra di almeno il 55% entro il 2030 rispetto ai livelli del 1990. Pertanto …

Abstract The European Union signed and ratified the Paris Agreement (2015), in which it
pledges to abate greenhouse gas emissions by at least 55% by 2030 compared to its levels …