Wavelength

Cuprous Oxide (Cu₂O)

Temperature

Tauc

PL

Air

O₂

N₂

Air

O₂

N₂

Room Temperature

480 nm

484 nm

100˚C

490 nm

486 nm

488 nm

494 nm

490 nm

492 nm

200˚C

502 nm

490 nm

500 nm

506 nm

494 nm

504 nm

300˚C

548 nm

541 nm

544 nm

553 nm

546 nm

548 nm

400˚C

561 nm

558 nm

571 nm

564 nm

563 nm

578 nm

Cupric Oxide (CuO)

Temperature

Tauc

PL

Air

O₂

N₂

Air

O₂

N₂

Room Temperature

566 nm

568 nm

100˚C

585 nm

574 nm

571 nm

587 nm

576 nm

572 nm

200˚C

593 nm

582 nm

590 nm

595 nm

585 nm

593 nm

300˚C

596 nm

588 nm

593 nm

598 nm

590 nm

595 nm

400˚C

605 nm

593 nm

596 nm

607 nm

595 nm

598 nm