Do you know any good references, books or papers about the explanations of the engine map or engine operating points?

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Why my gel electrophoresis have shadow bands? Please see the attached picture for the gel electrophoresis ?

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What is the future scope of acoustic emission?

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What is the mechanism of reactive oxygen species (ROS) generation in bacteria? Is it similar with plants ROS generation machinery?

For example, this article https://www.mdpi.com/2079-7737/11/2/155

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Dear researchers, how can we download this book? Please help?

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Sajid Ahammed

Here are some papers which will help you a lot

Article Engine maps of fuel use and emissions from transient driving cycles

https://www.sciencedirect.com/topics/engineering/engine-operating-point

https://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=&cad=rja&uact=8&ved=2ahUKEwi_27LAw-_xAhXCXSsKHZlTCkMQFjANegQIDxAD&url=https%3A%2F%2Fwww.epa.gov%2Fsites%2Fproduction%2Ffiles%2F2018-10%2Fdocuments%2Fsae-paper-2018-01-1412.pdf&usg=AOvVaw3TSxMhsveuA3r4CJTOi0UP

Medhat Elkelawy

here you can find this book

https://gctbooks.files.wordpress.com/2016/02/internal-combustion-engine-fundamentals-by-j-b-heywood.pdf