1 Subjects: “...harmonic excitation...”

2 Subjects: “...self-excited oscillation pulse jet...”

3 Subjects: “...self-excited oscillation pulse jet...”

4 Subjects: “...hybrid excited...”

5 Subjects: “...deep excavation...”

6 Subjects: “...excavations stability assessment...”

7 Subjects: “...rock excavation...”

8 Subjects: “...Coal excavation...”

9 Subjects: “.../ cities,Turks,Urban rescue excavations,remote sensing,Byzantium,Anglo-Danish,Metaphrasis...”

10 “... (SCAs) to highlight the most recent exciting technologies. The research papers published in this Special...”

11 “... of the important aspects of this very exciting and rapidly emerging technology, including machine learning...”

12 “... in this exciting sector." Prof Adrian Payne University of UNSW Business School, University of New South Wales...”

13 “...Energy Systems Engineering is one of the most exciting and fastest growing fields in engineering...”

14 “... and improve the efficiency of the welding system operation. New structures of the single-phase field excited...”