I published the 2025 edition of the ebook “Understanding Quantum Technologies” on September 29th, 2025. Since then, I regularly updated it with news, mostly related to new arXiv preprints. The update log is at the end of the book. Like with each past editions since 2021, I wait about a month of beautifying and then […]

I am happy and relieved to release Understanding Quantum technologies 2025. It is the 8th edition of this book and the fifth in English. For the first time, I reduced its size, from 1,554 to 1,524 pages, while increasing its content size. I’ll explain why and how later.  It is always organized in five parts […]