Chemistry

JEM-2100Plus TEM

TEM Principles, Imaging Techniques, Advantages, and Disadvantages

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The Transmission electron microscope (TEM) is a special type of microscope that uses electrons to create high magnification images of the internal structure of a sample. Ernst Ruska designed and developed the TEM during his graduate studies under the supervision of  Max Knoll in 1932-1933. However, the first commercial electron microscope was installed in IG Farben-Werke […]

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Biography of Henry Taube

A short biography and contributions of Henry Taube: Chemistry Nobel Laureate of 1983

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Henry Taube received the 1983 Nobel Prize in Chemistry “for his work on the mechanisms of electron transfer reactions, especially in metal complexes.\”[1] I first came to know about him during my undergraduate course “Transition Metals and Coordination Chemistry” when my professor recommended this book as one of our textbooks and mentioned that this great

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Ethics: A case study of data integrity

Ethics of Scientists: A case study of data integrity

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Scientists should be familiar with the ethics of research and are expected to behave responsibly. Therefore, the Commission on the Ethics of Scientific Knowledge and Technology (COMEST) suggested compulsory courses of ethics for all university students of science and engineering.  Plagiarism, improper collection of data, fabrication of data, multiple submissions, and publications of similar data,

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Access to pure water is a basic human right

Wastewater, Characteristics & Treatment

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Wastewater is characterized by their physical, chemical and biological characteristics. Physical Characteristics: Color, Odor, Dissolved oxygen (D.O), Insoluble substances (suspended solids, settleable solids), Corrosive properties, Radioactivity, Temperature, Foamability etc. Chemical characteristics: Chemical oxygen demand (C.O.D), pH, Acidity or Alkalinity, Hardness, Total carbon, Total dissolved solids, chlorine demand, trace elements & ions, Surfactants, phenols, hydrocarbons, oils

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