Tatiana Olegovna Chaplina, Ph.D., graduated from the Faculty of Physics at Lomonosov Moscow State University. She currently works at the Institute of Mechanics Problems at the Russian Academy of Sciences and Moscow State University’s Department of Geophysics. She is the author of more than 250 works, holds three patents, and is the Quaternion Publishing House Director.

• Chapter 1: Determination of cavities under the concrete slab anchoring the upper slopes of the Novosibirsk hydroe-lectric power station using standing waves .- Chapter 2: Acoustic measurements on synthetic fractured samples made using FDM 3D printing technology.- Chapter 3: Variational identification of the transport model parameters in the Azov Sea based on remote sensing data.- Chapter 4: Detached flows at rock salt exposition to aqueous solution.- Chapter 5: Innovative technologies for construction of horizontal and double-deck underground tanks in rock salt.- Chapter 6: Coastal geology and geomorphology of the Kasatka Bay (Iturup Island, South Kuril Islands, SE Russia).- Chapter 7: The movement of the particles around cylindrical particle in a shear flow.- Chapter 8: Internal Gravity Waves Fields Dynamics in Vertically Stratified Horizontally Inhomogeneous Medium.