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The triple helix model of innovation, as theorized by Etzkowitz and Leydesdorff, is based on the interactions between the three following elements and their associated 'initial role': [9] universities engaging in basic research, industries producing commercial goods and governments that are regulating markets. [2]
The helix of sustainability - the Carbon cycle ideal for manufacture and use The international recycling symbol - not nature identical.. The helix of sustainability is a concept coined to help the manufacturing industry move to more sustainable practices by mapping its models of raw material use and reuse onto those of nature.
The quadruple and quintuple innovation helix framework describes university-industry-government-public-environment interactions within a knowledge economy.In innovation helix framework theory, first developed by Henry Etzkowitz and Loet Leydesdorff [1] [2] and used in innovation economics and theories of knowledge, such as the knowledge society and the knowledge economy, each sector is ...
Pentachlorophenol (PCP) is an organochlorine compound used as a pesticide and a disinfectant.First produced in the 1930s, it is marketed under many trade names. [5] It can be found as pure PCP, or as the sodium salt of PCP, the latter of which dissolves easily in water.
Instead of implementing a nationwide lockdown, the government applied "Large-Scale Social Restrictions" (Indonesian: Pembatasan Sosial Berskala Besar, abbreviated as PSBB), which was later modified into the "Community Activities Restrictions Enforcement" (Indonesian: Pemberlakuan Pembatasan Kegiatan Masyarakat, abbreviated as PPKM). [5]
The hydroxyl group (OH) is the active site of many reactions. The ester formed from 1-pentanol and butyric acid is pentyl butyrate, which has an apricot-like odor.The ester formed from 1-pentanol and acetic acid is amyl acetate (also called pentyl acetate), which has a banana-like odor.
A pentaprism. A perspective drawing showing a roof pentaprism commonly used in a single lens reflex camera (SLR). The image is flipped laterally by the prism. A pentaprism is a five-sided reflecting prism used to deviate a beam of light by a constant 90°, even if the entry beam is not at 90° to the prism.