Abstract: A method for polarizing a piezoelectric film is described. In this method, a piezoelectric film is formed by using an injection deposition method. The piezoelectric film is flat adhered to a surface of a conductive substrate. A polarization process is performed on the piezoelectric film while the piezoelectric film is flat adhered to the surface of the conductive substrate by generating static electricity on the adhesion surface of the piezoelectric film, and generating the static electricity on the adhesion surface of the piezoelectric film comprises using a pressurized gas to blow the adhesion surface, and the adhesion surface of the piezoelectric film is adhered to the even surface of the conductive substrate by an electrostatic adsorption method.

Abstract: A method for monitoring polarization quality of a piezoelectric film is described. In this method, a detection step is performed on a piezoelectric film by using a detection device with a non-contact method during a polarization process of the piezoelectric film, to obtain a static electricity information or a transmittance information. A determination step is performed by using the static electricity information or the transmittance information to determine a polarization degree of the piezoelectric film.

Abstract: A polarization apparatus includes a conductive carrier, a dielectric barrier discharge (DBD) plasma source, an electric net, a DBD power supply, and a DC power supply. The conductive carrier has a carrying surface which is configured to carry a work piece. The work piece includes a piezoelectric material film, and the conductive carrier is grounded. The DBD plasma source is disposed over the carrying surface and is configured to apply plasma toward the piezoelectric material film. The electric net is disposed between the carrying surface and the DBD plasma source. The DBD power supply includes a first electrode and a second electrode, in which the first electrode is electrically connected to the DBD plasma source, and the second electrode is grounded. The DC power supply includes a third electrode and a fourth electrode. The third electrode is electrically connected to the electric net, and the fourth electrode is grounded.

Abstract: A method for manufacturing a diamond-like carbon film is described, which includes the following steps. A substrate is disposed into a chamber. An aromatic cyclic hydrocarbon is introduced into the chamber. A diamond-like carbon film is grown on the substrate by using the aromatic cyclic hydrocarbon as a reaction precursor The step of growing the diamond-like carbon film includes controlling a substrate temperature at 200 Celsius degrees to 800 Celsius degrees.

Abstract: An intelligence computer desk and chair system includes a platform, a carriage, and a control unit. The carriage is located on the platform. The control unit is electrically connected to the carriage. The control unit controls the carriage to move relative to the platform according to a built-in program.

Abstract: A plasma purification module is described. The plasma purification module includes a first electrode plate, a second electrode plate, at least one long electrode and a catchment element. The first electrode plate is configured to be connected to a first electrode of a power supply. The second electrode plate is disposed over a surface of the first electrode plate, and is configured to be connected to a second electrode of the power supply, in which the second electrode plate has a channel. The long electrode is configured to form a discharge area. The long electrode is disposed on the surface of the first electrode plate and passes through the channel. The long electrode has a tip. The catchment element is disposed adjacent to the tip, and is configured to provide the discharge area with mist or water.

Abstract: An extrusion device includes a container, a pump, a plurality of pipes, and an adjustment device. The container has a chamber, and a first inlet/outlet and a second inlet/outlet connected to the chamber, wherein the chamber is adapted to contain a fluid inside. The pipes are connected between the pump and the first and second inlet/outlets of the container, so as to form a fluid loop. The pump is adapted to drive the fluid to flow inside the fluid loop. The adjustment device is coupled to the container for adjusting a volume of the chamber. Further, a coating system is also provided.

Abstract: An arc atmospheric pressure plasma device is described. The arc atmospheric pressure plasma device includes a first electrode, a second electrode and a nozzle. The first electrode is configured to connect to a power supply. The second electrode has a chamber and is grounded. The first electrode is located within the chamber. The nozzle is connected to a bottom of the second electrode, and has at least two nozzle channels. The nozzle channels communicate with the chamber.

Abstract: A plasma device including a casing, a first electrode, a second electrode, a nozzle and a gas ejection port is provided. The casing has a first chamber. The first electrode is disposed within the first chamber and has a second chamber. The second electrode capable of rotating in relative to the casing has a third chamber connected with the second chamber. The second chamber and the third chamber are adapted for accommodating plasma formed between the first electrode and the second electrode. The nozzle and the gas ejection port are independently disposed at the bottom of the second electrode respectively, wherein the nozzle is configured to eject the plasma, and forms an included angle with or is spaced a distance apart from a rotating axis of the second electrode. The gas ejection port is configured to eject cold gas.

Abstract: An atmospheric film-coating method is described, which includes the following steps. A substrate is provided. A gasification step is performed on a film coating solution to form a plurality of film coating vapor molecules. The film coating vapor molecules are deposited on a surface of the substrate to form the film.

Abstract: An atmospheric film-coating device and a film-manufacturing apparatus are described. The atmospheric film-coating device includes a delivery device and a nebulization device. The delivery device is suitable for delivering at least one substrate. The nebulization device is used to gasify a film coating solution toward a direction indirectly to the at least one substrate into a plurality of film coating vapor molecules to deposit on a surface of the at least one substrate.