摘要:
A method for making cathode slurry is provided and includes the following steps. First, a plurality of electron emitters, an inorganic binder, and an organic carrier are provided. Second, the plurality of electron emitters, the inorganic binder, and the organic carrier are mixed to obtain a mixture. Third, the mixture is mechanically pressed and sheared.
摘要:
The present invention relates to a method for making a graphene sheet-carbon nanotube film composite structure. The method includes steps of: providing a carbon nanotube film structure and a dispersed solution, and the dispersed solution comprises a solvent and an amount of functionalized graphene sheets dispersed in the solvent; applying the dispersed solution on a surface of the carbon nanotube film structure; and removing the solvent and thereby locating the functionalized graphene sheets on the carbon nanotube film structure. The present invention also relates to a method for making a transmission electron microscope grid.
摘要:
An isotope-doped nano-structure of an element is provided. The isotope-doped nano-structure includes at least one isotope-doped nano-structure segment having at least two isotopes of the element, and the at least two isotopes of the element are mixed uniformly in a certain proportion. The present disclosure also provides a method for making the isotope-doped nano-structures, and a labeling method using the isotope-doped nano-structures.
摘要:
A chromatic element includes a sealed enclosure, an isolation layer, a first heating element, a chromatic material layer and a second heating element. The isolation layer is disposed in the sealed enclosure and separates the sealed enclosure into a first chamber and a second chamber. The first heating element is configured to heat the first chamber. The second heating element is configured to heat the second chamber. The chromatic material layer is disposed in one of the first chamber and the second chamber. The chromatic material layer transfers from the first chamber to the second chamber in a gaseous state.
摘要:
A method for making a carbon nanotube film includes the following steps. A carbon nanotube array fixed on a substrate holder is provided. A carbon nanotube film is drawn from the carbon nanotube array. A first part of the carbon nanotube film is adhered to a first bar placed on a bar supply device. The carbon nanotube film is stretched by the first bar. A second part of the carbon nanotube film is adhered to a second bar positioned on the bar supply device. A third part of the carbon nanotube film is adhered to a supporting element placed on a carrier device. The third part of the carbon nanotube film is separated from the first part and the second part of carbon nanotube film. The third part of the carbon nanotube film adhered to the supporting element is obtained.
摘要:
A carbon nanotube composite includes a free-standing carbon nanotube structure and an amount of reinforcements. The free-standing carbon nanotube structure includes an amount of carbon nanotubes. The reinforcements are located on the carbon nanotubes and combining the carbon nanotubes together.
摘要:
A field emission cathode structure includes a dielectric layer, a field emission unit, a grid electrode, and a conductive layer. The dielectric layer is positioned on the insulating substrate and defines a cavity. A field emission unit is attached on the cathode electrode and received in the cavity of the dielectric layer. The field emission unit is electrically attached to the cathode electrode. The grid electrode is located on the dielectric layer, and electrons emitted from the field emission unit emit through the grid electrode. The conductive layer is electrically attached to the grid electrode and insulated from the field emission unit. A field emission display device using the above-mentioned field emission cathode structure is also provided.
摘要:
A surface-enhanced Raman scattering substrate includes a carbon nanotube film structure and a plurality of metallic particles disposed on the carbon nanotube film structure. The carbon nanotube film structure includes a number of carbon nanotubes joined by van der Waals attractive force therebetween. The carbon nanotube film structure is a free-standing structure.
摘要:
A Raman detecting system for detecting a vapor of an explosive includes a surface-enhanced Raman scattering substrate for absorbing the vapor of the explosive. The substrate includes a carbon nanotube film structure and a plurality of metallic particles disposed on the carbon nanotube film structure. The carbon nanotube film structure includes a plurality of stacked carbon nanotube films.
摘要:
An electric heater includes a base, a bracket, a working head and a protecting structure. The bracket is disposed on the base. The working head is disposed on the bracket. The working head includes a supporter and a heating module. The heating module is disposed on the supporter. The heating module includes a heating element and at least two electrodes. The at least two electrodes are electrically connected with the heating element. The heating element includes a carbon nanotube layer structure. The protecting structure covers the heating module.