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The environmental scanning electron microscope (ESEM) is a scanning electron microscope (SEM) that allows for the option of collecting electron micrographs of specimens that are wet, uncoated, or both by allowing for a gaseous environment in the specimen chamber.
Scanning is also used to detect weak signals in the environment, before these have conflated into a recognizable pattern, which might affect the organization's competitive environment. Scanning can include every material published in the media such as television, newspapers and periodicals. [10] This method of scanning is called media-scanning.
In business analysis, PEST analysis (political, economic, social and technological) is a framework of external macro-environmental factors used in strategic management and market research. PEST analysis was developed in 1967 by Francis Aguilar as an environmental scanning framework for businesses to understand the external conditions and ...
The concept of environmental scanning (Aguilar, 1967) describes a process whereby the environment in which an organization operates is systematically scanned for relevant information. The purpose is to identify early signals of possible environmental change and to detect environmental change already underway.
Environmental analysis is the use of examination and statistical methods to study the chemical and biological factors that determine the quality of an environment. [1] The purpose of this is commonly to monitor and study levels of pollutants in the atmosphere, rivers and other specific settings. [ 2 ]
The gaseous detection device (GDD) is a method and apparatus for the detection of signals in the gaseous environment of an environmental scanning electron microscope (ESEM) and all scanned beam type of instruments that allow a minimum gas pressure for the detector to operate.
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Environmental scanning is usually used at the start of a futures project. It aims at broad exploration of all major trends, issues, advancements, events and ideas across a wide range of activities. Information is collected from many different sources, such as newspapers, magazines, Internet, television, conferences, reports, and also science ...