(A) Schematic cross section of the Berkeley Lab High Frequency Abacus Nanotube Resonator. An evaporation of materials such as indium onto the carbon nanotube forms an abacus-like structure of moveable beads along the nanotube. (B) Scanning … [Read more...] about High Frequency Abacus Nanotube Resonator IB-2330
Physical Sciences
Nanoscale Pattern Transfer for Lithography, Optics, Films and NEMS IB-2162
APPLICATIONS OF TECHNOLOGY: Nanoscale pattern transfer for materials such as: Molds made of silicon or metal Polymer films Metal printing press Light-reflective films to cover windows in homes and cars Patterning nanoscale … [Read more...] about Nanoscale Pattern Transfer for Lithography, Optics, Films and NEMS IB-2162
Electrostatic Graphene Loudspeaker IB 2013-030 2013-030
TECHNOLOGY SUMMARY: Alex Zettl and Qin Zhou of Berkeley Lab have developed a miniaturized graphene-based electrostatic audio transducer. The speaker / earphone is straightforward in design and operation and has excellent frequency response across the entire audio frequency range (20 Hz - 20k Hz) with performance matching or surpassing commercially available audio earphones. … [Read more...] about Electrostatic Graphene Loudspeaker IB 2013-030 2013-030
Boron Nitride Converted Carbon Fibers IB- 2013-032
APPLICATIONS OF TECHNOLOGY: Carbon fibers used in high temperature environments or harsh chemical (e.g. oxidative) environments, e.g., aerospace or nuclear industries Non-black color carbon fiber ADVANTAGES: Increased oxidation resistance, from 600°C for raw carbon fibers to almost 1000°C for boron nitride converted fibers Potential for reduced cost No … [Read more...] about Boron Nitride Converted Carbon Fibers IB- 2013-032
Scaled Synthesis of Boron Nitride Nanotubes, Nanoribbons, and Nanococoons Using Direct Feedstock Injection into an Extended-Pressure, Inductively-Coupled Thermal Plasma 2014-122
APPLICATIONS OF TECHNOLOGY: Scalable production of boron nitride nanomaterials that can be used in high temperature environments or harsh chemical environments, e.g., aerospace or nuclear industries. ABSTRACT: A research team led by Alex Zettl has developed a variable pressure, powder/gas/liquid injection inductively coupled plasma system that is used to produce high … [Read more...] about Scaled Synthesis of Boron Nitride Nanotubes, Nanoribbons, and Nanococoons Using Direct Feedstock Injection into an Extended-Pressure, Inductively-Coupled Thermal Plasma 2014-122