Effect of Substrate Support on Dynamic Graphene/Metal Electrical Contacts (open access)

Effect of Substrate Support on Dynamic Graphene/Metal Electrical Contacts

This article investigates the stability of dynamic electrical contacts at a graphene/metal interface using atomic force microscopy (AFM), under static conditions with variable normal loads and under sliding conditions with variable speeds.
Date: March 22, 2018
Creator: Lee, Jihyung; Hu, Xiaoli; Voevodin, Andrey A.; Martini, Ashlie & Berman, Diana
System: The UNT Digital Library
Hexagonal MoTe₂ with Amorphous BN Passivation Layer for Improved Oxidation Resistance and Endurance of 2D Field Effect Transistors (open access)

Hexagonal MoTe₂ with Amorphous BN Passivation Layer for Improved Oxidation Resistance and Endurance of 2D Field Effect Transistors

This article demonstrates the effectiveness of an a-BN capping layer in preserving few-layer MoTe₂ material quality and controlling its conductivity type at elevated temperatures in an atmospheric environment.
Date: June 6, 2018
Creator: Sirota, Benjamin; Glavin, Nicholas; Krylyuk, Sergiy; Davydov, Albert V. & Voevodin, Andrey A.
System: The UNT Digital Library
Microstructural Design for Improving Ductility of An Initially Brittle Refractory High Entropy Alloy (open access)

Microstructural Design for Improving Ductility of An Initially Brittle Refractory High Entropy Alloy

This article presents a novel approach to microstructural engineering of refractory high-entropy alloys (RHEAs) to form an "inverted" BCC+B2 microstructure.
Date: June 11, 2018
Creator: Soni, V.; Senkov, O. N.; Gwalani, B.; Miracle, D. B. & Banerjee, Rajarshi
System: The UNT Digital Library