Add to Cart TlSe Crystal Thallium Selenide MSRP: Now: $590.00 Was: In the bulk form (TlSe), Thallium selenide, has band-gap at around 0.7 eV and display strong photoluminescence. Similar to molybdenum disulfide, it has layered structure (lamellar) with weak... BLK-TlSe MSRP: Now: $590.00 Was: Add to Cart Qty in Cart: 0 Quantity: Decrease Quantity: Increase Quantity: Price: MSRP: Now: $590.00 Was: Subtotal: Add to Cart