Safety Valve

This book reports on cutting-edge research and technical achievements in the field of hydraulic drives. The chapters, selected from contributions presented at the International Scientific-Technical Conference on Hydraulic and Pneumatic Drives and Controls, NSHP 2020, held on October 21-23, 2020, in Trzebieszowice, Poland, cover a wide range of topics such as theoretical advances in fluid technology, work machines in mining, construction, marine and manufacturing industry, and practical issues relating to the application and operation of hydraulic drives.

This book offers readers a comprehensive introduction to the techniques and application of 3D printing in cardiovascular medicine. To do so, it addresses the history, concepts, and methods of 3D printing, choice of printing materials for clinical purposes, personalized planning of cardiac surgery and transcatheter interventions with patient-specific models, enhancement of patient-physician communication, simulation of endovascular procedures, and advances in 3D bio-printing.

This volume uses multidisciplinary approaches to physiological and cognitive mechanisms, medical treatment, psychosocial interventions, and self-management to help illustrate the complex association among the COVID-19 pandemic, neurological manifestations, mental health, and society.

Three plus one. With the arrival of vocalist Melane Nkounkolo, Three Fall have grown to four, and opened up new worlds of sound. When they were a trio, their blend of jazz, funk and hiphop already gave them considerable stylistic range and variety, but in this album, “Four”, their armoury of possibilities has been expanded and enriched with new elements: soul, reggae and Afrobeat.

Bye bye… or Berlin for ever? Throughout the 1920s, all eyes were turned towards Berlin. Driven by a collective energy, artists of all persuasions (writers, painters, architects, filmmakers and composers) there established the principles of “New Objectivity”, which saw the city become the very epitome of modernity, at the same time as following in the footsteps of other great cities worldwide, not least New York, the birthplace of jazz. Life in Berlin was not the stuff of romance however: strikes, poverty, repression, the rise of Nazism…