The 25-year-old is surplus to requirements at the Nou Camp, and is believed to be keen on a move to join the Gunners this month.
According to Gazzetta dello Sport journalist Nicolo Schira, Emery will push for a deal that included an option to buy at the end of the season.
"Unai Emery has offered a transfer on loan with option to buy. Blaugrana prefers a permanent deal.
"Monday there will be new contacts between Gunners and Barca."