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Related Concept Videos

Language01:16

Language

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Language is a unique communication system that uses words and systematic rules to organize and transmit information. Unlike other forms of communication, which may involve postures, movements, odors, or vocalizations, language relies on symbols and grammar. This makes human communication distinct from that of other species, who also communicate but do not use language in the same way humans do.
Corballis and Suddendorf (2007) and Tomasello and Rakoczy (2003) highlight the role of language in...
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Components of Language01:24

Components of Language

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Language, whether spoken, signed, or written, consists of specific components: lexicon and grammar. The lexicon is the vocabulary of a language, comprising its words. Grammar is the set of rules used to convey meaning through the lexicon. For example, English grammar adds “-ed” to most verbs to indicate past tense. Words are formed by combining phonemes, which are the basic sound units of a language. Different languages have different sets of phonemes (e.g., “ah” vs.
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Language Development01:22

Language Development

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Children master language quickly and with relative ease, supported by both biological predisposition and reinforcement. B. F. Skinner (1957) proposed that language is learned through reinforcement, while Noam Chomsky (1965) argued that language acquisition mechanisms are biologically determined.
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Language and Cognition01:27

Language and Cognition

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Language serves as a bridge between ideas and communication, influencing how individuals perceive and interact with the world. Psychologists have long debated whether language shapes thought or vice versa. This discussion gained grip with Edward Sapir and Benjamin Lee Whorf in the 1940s, who proposed that language determines thought, a concept known as linguistic determinism. They suggested that the vocabulary and structure of a language influence how its speakers think and perceive reality.
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Synthesis and Decomposition Reactions

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Synthesis and decomposition are two types of redox reactions. Synthesis means to make something, whereas decomposition means to break something. The reactions are accompanied by chemical and energy changes. 
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Chemical Reactions01:19

Chemical Reactions

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A chemical reaction is a process by which the bonds in the atoms of substances are rearranged to generate new substances. Matter cannot be created or destroyed in a chemical reaction—the same type and number of atoms that make up the reactants are still present in the products. Merely, the rearrangement of chemical bonds produces new compounds.
Chemical Reactions Rearrange Atoms into New Substances
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Robotics in Surgery: A Modular Robotic Platform Driven Gastric Wedge Resection
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Organic synthesis in a modular robotic system driven by a chemical programming language.

Sebastian Steiner1, Jakob Wolf1, Stefan Glatzel1

  • 1School of Chemistry, The University of Glasgow, Glasgow G12 8QQ, UK.

Science (New York, N.Y.)
|December 1, 2018
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Summary

Researchers automated complex organic compound synthesis using a modular robotic platform and a chemical programming language. This approach enhances reproducibility and accessibility of pharmaceutical compounds through digital, version-controlled synthesis protocols.

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Area of Science:

  • Organic Chemistry
  • Chemical Engineering
  • Robotics

Background:

  • Traditional organic synthesis is manual, labor-intensive, and often lacks detailed documentation, hindering reproducibility.
  • Incomplete documentation and manual processes limit efficient scaling and reliable access to complex organic molecules.

Purpose of the Study:

  • To develop an automated system for synthesizing complex organic compounds.
  • To address the limitations of manual synthesis through a formalized, digital approach.

Main Methods:

  • Developed an abstraction to convert methodological instructions into discrete, automatable steps (unit operations).
  • Implemented these unit operations on a modular robotic platform using a chemical programming language.
  • Validated the system by automating the synthesis of diphenhydramine hydrochloride, rufinamide, and sildenafil.

Main Results:

  • Successfully synthesized three pharmaceutical compounds (diphenhydramine hydrochloride, rufinamide, sildenafil) without human intervention.
  • Achieved product and intermediate yields and purities comparable to or exceeding manual methods.
  • Captured syntheses as digital code, enabling flexible publishing, versioning, and platform transfer.

Conclusions:

  • The developed automated system significantly enhances the reproducibility and accessibility of complex organic molecule synthesis.
  • Digital, code-based synthesis protocols offer a robust solution for reliable data sharing and method transfer in chemical research.