BCB bonding is useful as it's considerably less stringent flatness necessities for the bonding floor and is an Lively region of research. Even so, it's important to note that LNOI can be manufactured utilizing BCB [24, 25]. Even so, it could exhibit stability difficulties, notably when subjected to superior-temperature processing. https://lithium-niobate-crystal04826.bcbloggers.com/31735841/top-lithium-niobate-crystal-secrets