DFT methods are widely used in a broad range of disciplines to investigate many body systems. This book provides an overview on contemporary applications of the Density Functional Theory in various fields as computational chemistry, physics or engineering.

Eleven carefully selected, peer-reviewed contributions from the Virtual Conference on Computational Science (VCCS-2016) are featured in this edited book of proceedings. VCCS-2016, an annual meeting, was held online from 1st to 31st August 2016. The theme of the conference was "Computational Thinking for the Advancement of Society" and it matched the paradigm shift in the way we think. VCCS-2016 was attended by 100 participants from 20 countries. The chapters reflect a wide range of fundamental and applied research applying computational methods.

The Brahmand World Defence Update 2022 aims at providing a comprehensive assessment of the present day global military order with a focus on each nation's military capabilities, new arms acquisitions and defence spending. The 11th edition of the yearbook features a new chapter with focus on the "Counter-Terrorism & National Security" efforts of Germany, India, Israel, Russia, UK and USA. The yearbook also contains up-to-date information on defence capabilities of 113 countries, including 33 strategically important countries. It highlights their geopolitical importance, internal and external conflict areas, threat perspectives, strategic relations, multilateral alliances, and over strength and latest procurement deals.