Abstract: An ultrasonic nebulizer for producing high-volume sub-micron droplets is disclosed. The ultrasonic nebulizer utilizes a 3 or 5 MHz frequency as an oscillation frequency for producing sub-micron droplets. The nebulizer can also use at least one piezoelectric ceramic oscillator for increasing the volume of the droplets. The ultrasonic nebulizer comprises an ac/dc converter, an oscillator circuit, an amplifying device, a nebulization chamber, and at least one piezoelectric ceramic oscillator. The ac/dc converter rectifies an ac current to a dc current. The oscillator circuit produces an oscillation signal with a frequency larger than or equal to 3 MHz. The amplifying device amplifies the oscillation signal. The nebulization chamber has a lower face for holding a liquid to be nebulized.

Abstract: A carbon nanotube manufacturing method is provided. In the carbon nanotube manufacturing method, carbon nanoparticles are dispersed in a strong acid solution and heated at a predetermined temperature under reflux to form carbon nanotubes from the carbon nanoparticles. The carbon nanotubes can be simply produced on a mass-scale at low costs by using the strong acid solution.

Abstract: A scroll apparatus with an axial gap control function is described. The scroll apparatus is capable of controlling the axial gap between its fixed scroll and orbiting scroll. The scroll apparatus has a frame with a pair of indentations installed in the casing of the scroll apparatus, a pair of flexible elements installed at the lateral side top of the frame and spanning the pair of indentations for defining a suspended flexible segment at the span, a sidewall having a positioning ring with a downward protruding body corresponding to the indentation, in which the protruding body of the positioning ring is fixed to the flexible segment of the flexible element, a fixed scroll suspended at the positioning ring, and an orbiting scroll for orbiting into the fixed scroll.

Abstract: An auto-adjusting system for an optical incident angle comprises a memory, a linear tilt calculation unit, a non-linear tilt calculation unit, a controller, and a tilt actuator. The memory is used for storing a linear tilt compensation table and a non-linear tilt compensation table. The linear tilt calculation unit is used for calculating the corresponding linear tilt dac value by consulting the linear tilt compensation table according to a first radius and a focus output voltage. According to a predetermined comparison procedure, the non-linear tilt calculation unit is used for generating a second radius wherein the compact disc begins to generate non-linear deformation and then obtaining the corresponding non-linear tilt compensation parameter by consulting the non-linear tilt compensation table according to the first radius and the second radius. The controller is used for controlling the pickup head, the memory, the linear tilt calculation unit, and the non-linear tilt calculation unit.

Abstract: A sander device includes a platform having an orifice, a chamber and one or more apertures formed in an outer surface and communicating with the chamber. A rotatable sander member is extended through the orifice of the platform, for being driven to abrade or polish or sand objects, and to generate sand dusts. The aperture of the platform is arranged to allow the sand dusts to be drawn or vacuumed into the chamber via the aperture of the platform. A base has a bracket for rotatably supporting the sander member. A plate may be secured to the platform and has an opening aligned with the orifice of the platform, for receiving the sander member.

Abstract: A method of automatic light emitting device calibration includes providing an optical device having a light emitting device and a photo monitor; controlling power of the light emitting device by changing values of a drive signal to the light emitting device; detecting light emitted by the light emitting device and generating a monitor signal having a value corresponding to the light emitted by the light emitting device utilizing the photo monitor; and determining a preliminary power relationship relating values of the drive signal to powers of the light emitting device according to received monitor signal values for a plurality of drive signal values and a predetermined conversion rule for converting the received monitor signal values to corresponding powers of the light emitting device. A final power relationship is generated by performing a power relationship correction operation to ensure test data is written to an optical medium at a particular power.

Abstract: An electron amplifier and a method of manufacturing the same are provided. The electron amplifier includes a substrate in which a plurality of through holes are formed, a resistive layer deposited on the sidewalls of the through holes, an electron emissive layer including carbon nanotubes which is deposited on the resistive layer, and an electrode layer formed on each of the upper and lower sides of the substrate. Because the electron emissive layer of the electron amplifier is uniform and provides a high electron emission efficiency, the electron amplification efficiency is improved. The electron amplifier manufacturing method enables economical mass production of electron amplifiers.

Abstract: A light emitting device calibration system includes a device under test including a light emitting device to be calibrated and a microprocessor electrically coupled to the light emitting device. A light detector is coupled to the device under test. During a calibration mode, the microprocessor controls power of the light emitting device by changing values of a drive signal to the light emitting device, receives a power indication corresponding to light emitted by the light emitting device, and determines a power relationship relating values of the drive signal to powers of the light emitting device according to a power indication for each of a plurality of values of the drive signal. The light detector coupled to the device under test detects the light emitted by the light emitting device to generate the power indication corresponding to the light emitted by the light emitting device.

Abstract: The present invention discloses a tunable optical integrated element using liquid crystal as an active layer, which is applied to filters, couplers or optical add/drop multiplexer. The present invention includes a layer of liquid crystal as an active layer, a first waveguide with grating and a second waveguide, an isolation layer, a pair of electrodes. By applying the external voltage to control the direction of the liquid crystal, the refractive index of the waveguide changes in accordance with the modulation of the electric field. Thus invention has the features of simple structure, easy assembling, lower cost and integrating ability.

Abstract: A latch mechanism for a pluggable optical module includes a boss in contact with a datum plane of a latch trough to latch and anchor the optical module. When a lever is turned, the boss is turned to press the datum plane and change the relative position to move a sliding member and release the latched and anchored condition of the optical module. The structure is simple and easy to fabricate and assemble. It also is reliable and convenient.

Abstract: A latch mechanism for a pluggable optical module includes a boss in contact with a datum plane of a latch trough to latch and anchor the optical module. When a lever is turned, the boss is turned to press the datum plane and change the relative position to move a sliding member and release the latched and anchored condition of the optical module. The structure is simple and easy to fabricate and assemble. It also is reliable and convenient.

Abstract: A light transceiver module is designed for electronic devices. It forms an electric connection with the electric connector of the electronic device. The light transceiver module contains a base, a light-emitting device for providing optical signals, a light-receiving device for receiving optical signals, and a main circuit board. The base supports the light-emitting device, the light-receiving device, and the main circuit board. The main circuit board has a pluggable electric connector for connections with the electric connector of the electronic device. The light transceiver module can be used to simplify and optimize the devices using it.

Abstract: An electron amplifier and a method of manufacturing the same are provided. The electron amplifier includes a substrate in which a plurality of through holes are formed, a resistive layer deposited on the sidewalls of the through holes, an electron emissive layer including carbon nanotubes which is deposited on the resistive layer, and an electrode layer formed on each of the upper and lower sides of the substrate. Because the electron emissive layer of the electron amplifier is uniform and provides a high electron emission efficiency, the electron amplification efficiency is improved. The electron amplifier manufacturing method enables economical mass production of electron amplifiers.

Abstract: A scroll compressor with a backflow-proof mechanism. The scroll compressor comprises a slider disposed on a scroll couple, forming several enclosed spaces. The slider is raised by the working fluid in the spaces, preventing liquid leakage from a high-pressure chamber to a low-pressure chamber, when the scroll compressor starts. The slider descends when the compression ratio of the scroll compressor is exceeded. Thus, the pressure is released, and the performance of the scroll compressor is improved. The slider of the invention further comprises a floating element to prevent reversal of pressurized fluid and damage to the scroll couple.

Abstract: A field emitter device including carbon nanotubes each of which has a protective membrane is provided. The protective membrane is formed of a nitride, a carbide, or an oxide. Suitable nitrides for the protective membrane include boron nitride, aluminum nitride, boron carbon nitride, and gallium nitride. The protective membrane protects the carbon nanotubes from damage due to arcing or an unnecessary remaining gas and thus improves field emission characteristics and stability of the field emitter device.

Abstract: An electron amplifier and a method of manufacturing the same are provided. The electron amplifier includes a substrate in which a plurality of through holes are formed, a resistive layer deposited on the sidewalls of the through holes, an electron emissive layer including carbon nanotubes which is deposited on the resistive layer, and an electrode layer formed on each of the upper and lower sides of the substrate. Because the electron emissive layer of the electron amplifier is uniform and provides a high electron emission efficiency, the electron amplification efficiency is improved. The electron amplifier manufacturing method enables economical mass production of electron amplifiers.

Abstract: A working table includes a housing, a board slidably received in the housing, and a casing secured to the board and moved in concert with the board. A post is slidably engaged through the housing and the casing and has a rack, a spindle is rotatably secured in the housing and slidably engaged through the casing, to guide the casing to move relative to the housing. A gear is rotatably secured in the casing and engaged with the rack of the post, and a worm is slidably engaged on the spindle and engaged with the gear, in order to move the post up and down when the spindle and the worm is rotated relative to the casing and the housing.

Abstract: A verification photomask disclosed. The mask may be for process window verification purposes when switching between fabrication equipment, and/or for optical proximity correction (OPC) verification purposes. The mask includes device areas that are separated by scribe lines. One or more verification patterns are integrated into the scribe lines for verification purposes. These patterns can include: proximity patterns, photoresist-spacing patterns, polysilicon end cap patterns, as well as other patterns. A method for making the mask, and a semiconductor device created at least in part by a method including use of the mask, are also disclosed.

Abstract: The valve blades of the present invention facilitate delayed onset and gradual or fine variations in the flow of gas through the throttle valve to achieve a process interval of interior chamber gas pressures over a broader valve blade step range, achieve aggressive PI over a broad range for enhanced tool throughput, enhance stability of interior chamber gas pressures during substrate processing, and increase tool uptime and production efficiency. In one embodiment, each of the two valve blades in the throttle valve includes at least one, and typically, multiple notches or gaps for a delayed onset, and finely-graded increase, in flow of gas through the valve throughout the step range of the valve blades. In another embodiment, the semicircular valve blades have a cam-shaped configuration and are capable of varying the radius of the circle defined by the two blades.