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1. Nanomaterial Synthesis, Patterning, and Transfer

Nanomaterials synthesis using chemical vapor deposition (CVD), including 1D materials such as nanowires and carbon nanotubes, 2D materials such as graphene, Transition Metal Dichalcogenides (TMDs).

Figure 1. Cross-section SEM images (inset TEM image) of vertically aligned carbon nanotubes (VACNT), made by CVD.

Large area nanomaterials patterning using Laser Interference Lithography (LIL), Ink-jet Printing, Nanostencil Lithography.

 Figure 2. Simulation and experimental results of LIL nanopatterns with periods ranging from 200 nm to 1.5 µm.

2. Additive Manufacturing of Nanomaterials

Additive manufacturing using processes such as Fused Deposition Modeling (FDM), Stereolithography (SLA), Lithography-based Ceramic Manufacturing (LCM), Direct Ink Writing (DIW).

Materials including polylactide (PLA), thermoplastic polyurethane (TPU), polydimethylsiloxane (PDMS), ceramics (alumina, etc.), and carbon nanomaterials could be used with our 3D printers.

3. Applications in Sensing and Energy

Stretchable electrodes developed for energy storage and sensing applications, including stretchable supercapacitors, strain sensors, etc.

Stretchable electrode (rGO-VACNT hybrid):

Stretchable Electrodes, Flexible Supercapacitors, Strain Sensors, etc.

Figure 4. Seamless graphene-CNT supercapacitor.