Creaking in the context of alkenes usually refers to a specific type of reaction known as "creaking" involving the degradation or rearrangement of alkenes that may occur under certain conditions. However, it's important to note that the term "creaking" is not widely recognized in the literature associated with organic chemistry and alkenes.
If you meant to refer to a different reaction or process involving alkenes (such as cracking, which is a well-known process of breaking down larger hydrocarbons into smaller ones), please clarify, and I can provide information on that or any other specific aspect of alkenes you may have in mind.
If you're looking for information on a specific reaction involving alkenes, feel free to provide more context!