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Lightning patterns in wood. Fine grain fiber board and plywood with a very thin facing veneer. A lightning strike can also create a large lichtenberg figure in grass surrounding the point struck. Fiber board on the bottom plywood above. Interestingly the patterns flow better going with the wood grain.
As the charge burns from one contact to another across the wood it creates a lightning or tree shaped burn that branches out across the wood. Almost any wood can be used though lighter woods will show off the lichtenberg patterns more clearly than darker woods. Lightning bolts are effectively one dimensional but they must distribute electrical charge to a three dimensional volume and therefore must take jagged branching paths to fill up the space in. It is up to you when to turn it off but i generally stop once the two figures from each of the leads meet.
Wood burning lichtenberg figures. A mixture of baking soda and water spread across the wood s surface allows for better conductivity. Plug in the transformers and you should start to see the electricity burning the wood. After testing many types i found two that performed the best.
Wood burning with high voltage is a unique way to mark y. Lightning is a naturally occurring 3 dimensional lichtenberg figure lichtenberg figures are fern like patterns that may appear on the skin of lightning strike victims that disappear in 24 hours. It will create cool lightning patterns. Wood burning can add a unique element to your wooden creations.
But using a simple wood burning pen set can be challenging unless you have lots of artistic talent i do not that s for sure. Two microwave oven transformers in parallel provide the 2 000v applied to opposite corners of the 5mm plywood.