Figure 2 (IMAGE) Research Caption Figure 2 (A) Energy band diagram of MoS2 device under negative voltage, (B) energy band diagram of Ni/MoS2 device under positive voltage and zoom-in energy band structure of Ni NP and MoS2; (C) schematic illustration of the transport behavior of Ni/MoS2 device under illumination. Credit Research Usage Restrictions Credit must be given to the creator. License CC BY Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.