Abstract Background Lung cancer is the leading cause of cancer-related death in the world.In contrast to many other cancers, a direct connection to modifiable lifestyle risk in the form of tobacco smoke has long been established.More than 50% of all smoking-related lung cancers occur in former smokers, 40% of which occur more than 15 years after sm
click here A phase change material (PCM) is an energy storage mass with high heat storage performance.In buildings, PCMs can be utilized to save energy in radiant floor heating systems.This study aims to analyze the thermal performance and energy saving potential by the PCM radiant floor heating system based on wet construction method and hot water
1073spx The life cycle of a successful technological innovation usually follows a well-known path: a slow inception, gradual assimilation of the technology, an increase in its frequency up to a certain peak, and then a decline.These different phases are characterized not only by varying frequency of use but also by degree of standardization and dis
This article examines the technology of futures supply, which includes three directions in its structure: trading, clearing (clearing organization, position calculations), supply process (non-deliverable contracts, deliveries of goods at a specific elevator, electronic warehouse document management, electronic digital signature system).The schemes