I. Synthesize and purify low-dimensional materials
- Rui Wang, Tianjiao Wang, Tu Hong, and Ya-Qiong Xu, “Probing Photoresponse of Aligned Single-Walled Carbon Nanotube Doped Ultrathin MoS2,” Nanotechnology 29, 345205 (2018).
- Rui Wang, Tu Hong, and Ya-Qiong Xu, “Ultrathin Single-Walled Carbon Nanotube Network Framed Graphene Hybrids,” ACS Applied Materials & Interfaces 7, 5233 (2015).
- Yunhao Cao and Ya-Qiong Xu, “Controlling the Growth Morphology of Carbon Nanotubes: from Suspended Bridges to Upright Forests,” Nanoscale 4, 1682 (2012).
- Ya-Qiong Xu, Erica Flor, Myung Kim, Behrang Hamadani, Howard Schmidt, Richard E. Smalley, and Robert H. Hauge, “Vertical Array Growth of Small Diameter Single-Walled Carbon Nanotubes,” Journal of American Chemical Society 128, 6560 (2006).
- Ya-Qiong Xu, Haiqing Peng, Robert H. Hauge, and Richard E. Smalley, “Controlled Multistep Purification of Single-Walled Carbon Nanotubes,” Nano Letters 5, 163 (2005).
II. Characterize the electrical, optical, and optoelectronic properties of low-dimensional materials
- Tianjiao Wang, Kraig Andrews, Arthur Bowman, Tu Hong, Michael Koehler, Jiaqiang Yan, David Mandrus, Zhixian Zhou, and Ya-Qiong Xu, “High Performance WSe2 Phototransistors with 2D/2D Ohmic Contacts,” Nano Letters 18, 2766 (2018).
- Thayer S. Walmsley, Bhim Chamlagain, Upendra Rijal, Tianjiao Wang, Zhixian Zhou, and Ya-Qiong Xu, “Gate-tunable Photoresponse Time in Black Phosphorus-MoS2 Heterojunctions,” Advanced Optical Materials 6, 1800832 (2018).
- Tianjiao Wang, Shuren Hu, Bhim Chamlagain, Tu Hong, Zhixian Zhou, Sharon M. Weiss, and Ya-Qiong Xu, “Visualizing Light Scattering in Silicon Waveguides with Black Phosphorous Photodetectors,” Advanced Materials 28, 7162 (2016).
- Tu Hong, Bhim Chamlagain, Shuren Hu, Sharon M. Weiss, Zhixian Zhou, and Ya-Qiong Xu, “Plasmonic Hot Electron Induced Photocurrent Response at MoS2-Metal Junction,” ACS Nano 9, 5357 (2015).
- Tu Hong, Bhim Chamlagain, Wenzhi Lin, Hsun-Jen Chuang, Minghu Pan, Zhixian Zhou, and Ya-Qiong Xu, “Polarized Photocurrent Response in Black Phosphorus Field-Effect Transistors,” Nanoscale 6, 8978 (2014).
III. Explore the biological and biomedical applications of low-dimensional materials
- Tu Hong, Tianjiao Wang and Ya-Qiong Xu, “Direct Measurement of π Coupling at the Single Molecule Level Using a Carbon Nanotube Force Sensor,” Nano Letters 18, 7883 (2018).
- Rui Wang, Mingjian Shi, Bryson Brewer, Lijie Yang, Yuchen Zhang, Donna Webb, Deyu Li, and Ya-Qiong Xu, “Ultrasensitive Graphene Optoelectronic Probes for Recording Electrical Activities of Individual Synapses,” Nano Letters 18, 5702 (2018).
- Kristina Kitko*, Tu Hong*, Roman Lazarenko*, Da Ying, Ya-Qiong Xu, and Qi Zhang, “Membrane Cholesterol Mediates the Cellular Effects of Monolayer Graphene Substrates,” Nature Communications 9, 796 (2018).
- Rachel A. Fischer, Yuchen Zhang, Michael L. Risner, Deyu Li, Ya-Qiong Xu, and Rebecca M. Sappington, “Impact of Graphene on Efficacy of Neuron Culture Substrates,” Advanced Healthcare Materials 7, 1701290 (2018).
- Ya-Qiong Xu, Arthur Barnard, and Paul McEuen, “Bending and Twisting of Suspended Single-Walled Carbon Nanotubes in Solution,” Nano Letters 9, 1609 (2009).