Chopra Books

Managerial Economics
Managerial Economics

By Chopra, O. P. Chopra, CHOPRA

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Thin Film Device Applications
Thin Film Device Applications

By Chopra, Kasturi L. Chopra, Kasturi Lal, And Inderjeet Kaur, Kasturi Lal Chopra And Inderjeet Kaur

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Two-dimensional materials created ab initio by the process of condensation of atoms, molecules, or ions, called thin films, have unique properties significantly different from the corresponding bul...

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Overcoming Intestinal Disorders
Overcoming Intestinal Disorders

By Chopra

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What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.

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