What is the fine-grained topic of the following text: The NeXus trigger interface is a product we often suggest to our University and research clients as it is often important to have an accurate way of synchronising environmental events (sound, light or digital event) with data being captured with a NeXus 4, 10 or NeXus 32 system unit. Only return the topic.
NeXus trigger interface for synchronising environmental events with data capture in research settings