Wilhelm Knoche Books

Reactions in Compartmentalized Liquids

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The concept "Compartmentalized Liquids" summarizes very different microstructured liquid systems, such as microemulsions, micellar solutions, colloidal dispersions and vesicles and membranes in sol...

Einfuhrung in Die Physikalische Chemie Teil III

By Heinrich Labhart, Wilhelm Knoche, E. Haselbach

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Einfuhrung in Die Physikalische Chemie Teil III

By Heinrich Labhart, Wilhelm Knoche, E. Haselbach

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Reactions in Compartmentalized Liquids

By Reinhard Schomacker, Wilhelm Knoche

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

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.