Abstract: A field emission lamp (2) includes a housing (20), a first electrode (22), and a second electrode (24). The housing (20) includes a first supporting element (201) and a second supporting element (202). The first supporting element (201) is disposed at one end of the housing (20). The second supporting element (202) is disposed at opposite end of the housing (20). The first electrode (22) includes an electron emitter (222) and a first electric conduction element (224) electrically connected with the electron emitter (222). The first electric conduction element (224) is fastened to the first supporting element (201). The second electrode (24) includes an electric conduction membrane (241), a fluorescent layer (242) and a second electric conduction element (243). The fluorescent layer (242) is disposed on the electric conduction membrane (241) and corresponding to the electron emitter (222).

Abstract: An electronic device enclosure includes a chassis having a base plate, a number of fans, a number of securing boards mounted on the corresponding fans, and a number of pivot members. The receiving bracket includes a first sidewall, a second sidewall parallel to the first sidewall, and a bottom wall secured to the base plate and connecting the first sidewall to the second sidewall together such that the first sidewall, the second sidewall, and the bottom wall cooperatively define a receiving housing configured for receiving the fans. The pivot members each has a pivot end attached to the corresponding securing boards and a securing end secured to the first sidewall of the receiving bracket. Each pivot member is capable of rotating about a pivot axis of the securing board and configured for securing the corresponding fan to the receiving housing.

Abstract: A fan holder for mounting a fan, includes two opposite sidewalls defining a receiving area therebetween, each of the sidewalls defining a through hole therein; two or more polygonal auxiliary members arranged in the through hole of each of the sidewalls and located about an axis; and wherein the polygonal auxiliary members are rotationally offset from each other.

Abstract: An apparatus for making an array of carbon nanotubes includes a reaction chamber with a gas inlet and a gas outlet; a quartz boat disposed in the reaction chamber; a substrate with a surface deposited with a film of first catalyst, the substrate being disposed in the quartz boat; and a second catalyst disposed in the quartz beside the substrate. A method for making an array of carbon nanotubes, comprising the steps of: (a) providing a substrate with a surface deposited with a film of first catalyst; (b) disposing a second catalyst beside the substrate to produce small amounts of hydrogen gas which flows to the first catalyst; (c) introducing a carrier gas and a carbon source gas flowing from the second catalyst to the first catalyst at a predetermined temperature; and (d) growing an array of carbon nanotubes extending from the substrate.

Abstract: A method for making an array of carbon nanotubes includes the steps of: (a) providing a substrate with a film of a first catalyst thereon; (b) disposing the substrate in a quartz boat; (c) disposing a second catalyst adjacent to the substrate in the quartz boat; (d) disposing the quartz boat in a reaction chamber having a gas inlet configured for introducing a carbon source gas and a carrier gas into the reaction chamber and a gas outlet; (e) heating the reaction chamber to a predetermined temperature and introducing the carbon source gas into the reaction chamber along a direction from the second catalyst to the substrate, whereby the second catalyst reacts with the carbon source gas thereby producing a resultant for promoting catalytic activity of the first catalyst; and (f) growing an array of carbon nanotubes on the substrate.

Abstract: A thermal interface material (100) includes a macromolecular matrix (10) and a plurality of thermally conductive fibers (20) incorporated therein. The macromolecular matrix (10) has a first surface (11) and an opposite second surface (12). Each of the thermally conductive fibers (20) is substantially parallel to each other and extends between the first and second surfaces (11), (12). A method for manufacturing the thermal interface material includes the steps of: (a) providing a number of thermally conductive fibers; (b) aligning the thermally conductive fibers uniformly and directionally to form an array of the thermally conductive fibers; (c) immersing the array of thermally conductive fibers into a liquid macromolecular material; (d) solidifying the liquid macromolecular material to obtain a macromolecular matrix having the two opposite surfaces with the thermally conductive fibers embedded therein, that is, a desired interface material is obtained.

Abstract: A nanodevice (1) for a desired function includes a substrate (11), a one-dimensional nanostructure (12), a functional layer (20) having a desired function, a conductive thin film electrode (30), and an insulating layer (40). The one-dimensional nanostructure is operatively extends from the substrate. The functional layer surrounds at least a portion of the one-dimensional nanostructure. The conducting thin film electrode surrounds/encompasses the functional layer. The insulating layer is positioned between the substrate and the conductive thin film electrode, thereby electrically insulating the one from the other. Further, the nanodevice can incorporate one or more functional units 50, each unit including a one-dimensional nanostructure and a respective functional layer. The units may or may not share the same conductive thin film electrode and/or insulating layer.

Abstract: A keypad assembly includes a pressing surface layer, a pattern layer, an elastic layer, a light guiding layer, and a pressing bottom layer. The pattern layer is under the pressing surface layer. The elastic layer is located between and interlocks the pattern layer and the light guiding layer by adhesive. The pressing bottom layer adheres to the light guiding layer. The keypad assembly has an ideal appearance by lights collection of the light guiding layer. User can feel comfortable when pressing the keypad assembly because of the elastic layer's buffering effect.

Abstract: A method for manufacturing a thermal interface material comprising the steps of: providing a carbon nanotube array comprising a plurality of carbon nanotubes each having two opposite ends; forming a composite phase change material by filling clearances in the carbon nanotube array with a phase change material; forming a section with predetermined thickness by cutting the composite phase change material along a direction cross to an alignment direction of the carbon nanotubes; and heating up the section to a temperature higher than a phase change temperature of the phase change material and cooling down after the two opposite ends of the carbon nanotubes protruding out of the section.

Abstract: A mounting apparatus for mounting a heat sink on a board, includes a first locking hole defined in the heat sink, a second locking hole defined in the board, and a locking member. The locking member includes a base and a rod. The base defines a hole. A bottom of the base forms a pair of separated elastic claws around the hole. The elastic claws are inserted through the first and second locking holes. The rod includes an expanded portion. The rod slides in the hole of the base with the expanded portion located inbetween the claws to expand the claws outwards to be larger than the second locking hole to lock the locking member on the board and to mount the heat sink on the board.

Abstract: A heat sink includes a plurality of fins parallel to each other. The fins include a top portion having a flange. The opposite ends of each flange are rounded. Two rounded corners are located below the plane defined by the flange.

Abstract: A light guide device (52) includes a light guide substrate (520) and a sub-wavelength grating (527). The light guide substrate has a light input surface (521), a light output surface (522) adjacent to the light input surface (521), a bottom surface (523) opposite to the light output surface (522). In the light guide plate, stress-induced birefringence is introduced to achieve the polarization state conversion. The SWG 527 located on the light output surface includes a top layer (525) and a bottom layer (526). The SWG 527 is configured to work as a reflective polarizing beam splitter, consistent with the principle of rigorous coupled-wave theory.

Abstract: A light source apparatus (8) includes a rear plate (80), a front plate (89) formed with an anode layer (82), and a cathode (81) interposed therebetween. The cathode includes a plurality of electrically conductive carriers (812) and a plurality of field emitters (816) formed thereon. The field emitters are uniformly distributed on anode-facing surfaces of the conductive carriers. The anode layer includes a plurality of curving portions (820) corresponding to the conductive carriers. Preferably, the field emitters extend radially outwardly from the corresponding conductive carriers. The conductive carriers are parallel with each other, and are located substantially on a common plane. Each of the conductive carriers can be connected with a pulling device arranged at least one end thereof, and an example of the pulling device is a spring. The conductive carriers may be cylindrical, prism-shaped or polyhedral.

Abstract: The present invention relates to a method for making a carbon nanotube film. The method includes the steps of: (a) forming an array of carbon nanotubes on a substrate; and (b) press the array of carbon nanotubes using a compressing apparatus, thereby forming a carbon nanotube film.

Abstract: A method for manufacturing the carbon nanotube composite material includes the steps of: providing a substrate, the substrate having a surface; forming a catalyst film in a special predetermined pattern on the surface of the substrate; forming a carbon nanotube array on the catalyst film to obtain the carbon nanotube array having a special predetermined pattern; providing a pair of protective layers, the protective layers being attached on a corresponding portion of ends of CNT array; filling clearances existing among CNTs of the CNT array and between the two protective layers with a matrix material; and removing the protective layers from CNT array.

Abstract: A method for making zinc aluminate nano-material, the method comprises the following steps. Firstly, providing a growing substrate and a growing device, and the growing device comprising a heating apparatus and a reacting room. Secondly, placing the growing substrate and a quantity of reacting materials into the reaction room, and the reacting materials comprising zinc and aluminum. Thirdly, introducing an oxygen-containing gas into the reaction room. Lastly, heating the reaction room to a temperature of 660˜1100° C.

Abstract: An exemplary electron emission device includes an electron emitter, an anode opposite to and spaced apart from the electron emitter, a first power supply circuit, and a second power supply circuit. The first power supply circuit is configured for electrically connecting the electron emitter and the anode with a power supply to generate an electric field between the electron emitter and the anode. The second power supply circuit is configured for electrically connecting the electron emitter with a power supply to supply a heating current for heating the electron emitter whereby electrons emit therefrom. Methods for generating an emission current with a relatively higher stability also are provided.