Discussions about de-dollarization have intensified in recent years.Emanuele Taroni/Getty ImagesThe US dollar will remain dominant for years despite shifts in the global currency landscape, wrote UBS.Sanctions against Russia for its invasion of Ukraine have intensified de-dollarization discussions in recent years.Gold and other currencies are gaining traction but lag significantly behind the US dollar.The world's currency regime is shifting, but the greenback will still rule for a while.The subject of moving away from king dollar has come under intense discussion in recent years, after Russia's invasion of Ukraine triggered sweeping sanctions to lock Moscow out of the US dollar-based global financial system.This week, Swiss bank UBS joined analysts pushing back on the de-dollarization narrative, saying a US dollar-centric world will persist "for years to come."However, several currencies and commodities — particularly gold — will play "critical roles" in the shifting world currency regime, Alejo Czerwonko, UBS' CIO of emerging markets in the Americas, wrote in a Monday note.The US dollar's strong dominance is mainly because it's very entrenched in the global financial system and extremely liquid."It also offers deep derivatives markets — forwards, swaps, options, etc.