Abstract: A method for fabricating a medical device includes steps as follows: A degradable powder including at least one metal element is firstly provided on a target surface. A focused energy light bean is applied to sinter/cure the biodegradable powder within an oxygen-containing atmosphere; wherein the oxygen concentration of the oxygen-containing atmosphere is adjusted to provide a first oxygen concentration and a second concentration when the focused energy light is driven to a first location and second location of the target surface respectively. The aforementioned processes are then repeatedly carried out to form a three-dimensional (3D) structure of the medical device.

Abstract: An additive manufacturing method for a 3D object is provided and includes (a) providing a 3D digital model of the 3D object; (b) dividing the 3D digital model into repeat arrangement of at least one type of polyhedral 3D units and an X-Y plane is an acute angle or an obtuse angle; (c) cutting the 3D digital model along a Z-axis into a plurality of 2D slices; (d) defining a scanning path covering one of the 2D slices; (e) providing an energy beam to a material on a working plane along the scanning path to form a construction layer corresponding to the one of the 2D slices; and (f) repeating the steps (d) and (e) to build up the 3D object by adding a plurality of construction layers in sequence.

Abstract: A fabrication method of magnetic device is provided. A magnetic material is provided. A portion of the magnetic material is selectively irradiated by an energy beam, and reactive gas is introduced simultaneously. The magnetic material being irradiated is melted and solidified to form a solidified layer. An outer layer of the solidified layer reacts with the reactive gas to form a barrier layer, so as to form a magnetic unit including the solidified layer and the barrier layer. It is determined whether the manufacturing process of the same layer is finished, if not, the energy beam is moved to the other portion of the magnetic material. The above step is repeated to overlap multiple magnetic units to form a magnetic layer. If yes, the flow returns to the 1st step to provide another magnetic material to the magnetic layer. The above steps are repeated to form a 3D magnetic device.

Abstract: A battery electrode structure includes a substrate, a first conductive layer and a plurality of active particles. The substrate has a substrate surface. The first conductive layer is disposed on the substrate surface. Each of the active particles has a first portion conformally engaged with a surface of the first conductive layer and a second portion protruding outwards from the surface of the first conductive layer.

Abstract: A smart mechanical component has a mechanical part main body; a mechanical part secondary body located inside of the mechanical part main body; a three dimensional three-dimensional (3-D) reserved space located between the mechanical part main body and the mechanical part secondary body; at least one connecting unit connecting the mechanical part main body and the mechanical part secondary body; wherein the mechanical part main body, the mechanical part secondary body and the three dimensional three-dimensional (3-D) reserved space form a capacitor; the connecting unit forms an inductor; the inductor and the capacitor forms an inductor-capacitor circuit.

Abstract: An apparatus of adjusting and controlling the stacking-up layer manufacturing comprises a target, a powder providing unit, an energy generating unit, and a magnetism unit. The powder providing unit is coupled on a top of the target. The energy generating unit is also coupled on the top of the target. The powder providing unit provides a powder to a surface of the target. The energy generating unit provides the energy beam to selectively heat the powder on the surface of the target to form a melted or sintered powder layer. The magnetism unit provides a magnetic field to control the solidification of the melted or sintered powder layer.

Abstract: A cosmetic applicator includes a dispensing member including a space, perforations on one surface, an opening on the other opposite surface, and an externally extending rim formed around the opening; a sponge in the space; a central shaft seat including an annular base in the opening, an annular lip formed on the base and supported by the rim, and a hollow cylinder having an axial channel; first and second half housings each including a curved trough adjacent to a bottom; a check valve in the channel; and a cap including a hollow stem partially disposed in the channel. The lip is fastened in the troughs of the first and second half housings. The first and second half housings are complementarily secured together. The central shaft seat is fastened in the first and second half housings.

Abstract: An apparatus of adjusting and controlling the stacking-up layer manufacturing comprises a target, a powder providing unit, an energy generating unit, and a magnetism unit. The powder providing unit is coupled on a top of the target. The energy generating unit is also coupled on the top of the target. The powder providing unit provides a powder to a surface of the target. The energy generating unit provides the energy beam to selectively heat the powder on the surface of the target to form a melted or sintered powder layer. The magnetism unit provides a magnetic field to control the solidification of the melted or sintered powder layer.

Abstract: An additive manufacturing system is provided. The system includes: a stage, a powder supplying device, an energy beam generating device and an atmosphere controlling module. The powder supplying device provides powder to the stage. The energy beam-generating device generates an energy beam and directs the energy beam to the stage. The atmosphere controlling module includes at least one pair of gas inlet-outlet devices coupled around the stage, and a dynamic gas flow controlling device connected with the gas inlet-outlet devices. The dynamic gas flow controlling device dynamically controls an angle between a flow direction of the gas and a moving direction of the energy beam. The angle is predetermined by a scanning strategy.

Abstract: An additive manufacturing method for a 3D object is provided and includes (a) providing a 3D digital model of the 3D object; (b) dividing the 3D digital model into repeat arrangement of at least one type of polyhedral 3D units and an X-Y plane is an acute angle or an obtuse angle; (c) cutting the 3D digital model along a Z-axis into a plurality of 2D slices; (d) defining a scanning path covering one of the 2D slices; (e) providing an energy beam to a material on a working plane along the scanning path to form a construction layer corresponding to the one of the 2D slices; and (f) repeating the steps (d) and (e) to build up the 3D object by adding a plurality of construction layers in sequence.

Abstract: A fabrication method of magnetic device is provided. A magnetic material is provided. A portion of the magnetic material is selectively irradiated by an energy beam, and reactive gas is introduced simultaneously. The magnetic material being irradiated is melted and solidified to form a solidified layer. An outer layer of the solidified layer reacts with the reactive gas to form a barrier layer, so as to form a magnetic unit including the solidified layer and the barrier layer. It is determined whether the manufacturing process of the same layer is finished, if not, the energy beam is moved to the other portion of the magnetic material. The above step is repeated to overlap multiple magnetic units to form a magnetic layer. If yes, the flow returns to the 1st step to provide another magnetic material to the magnetic layer. The above steps are repeated to form a 3D magnetic device.

Abstract: This disclosure provides a composite beam generator and a method of performing powder melting or sintering in additive manufacturing process using the same. The composite beam generator comprises: a beam splitter for splitting a beam into a first directed beam and a second directed beam; a beam shaper for shaping a transverse energy distribution profile of the second directed beam to non-circular; at least one beam delivery unit for guiding the first directed beam or the second directed beam; and a beam combiner for receiving the first directed beam and the second directed beam, and respectively generating a first output beam and a second output beam, and combining them into the composite beam.

Abstract: This disclosure provides a composite beam generator and a method of performing powder melting or sintering in additive manufacturing process using the same. The composite beam generator comprises: a beam splitter for splitting a beam into a first directed beam and a second directed beam; a beam shaper for shaping a transverse energy distribution profile of the second directed beam to non-circular; at least one beam delivery unit for guiding the first directed beam or the second directed beam; and a beam combiner for receiving the first directed beam and the second directed beam, and respectively generating a first output beam and a second output beam, and combining them into the composite beam.

Abstract: A portable analytical device including at least one optical unit and optionally an adapting device are provided. The optical unit includes a light beam receiving area, a sample holder, a light beam exiting area, and a lens component. The adapting device holds the optical unit and an external hand-held computing device (EHCD), such that the optical unit is coupled to the EHCD.

Abstract: An additive manufacturing system is provided. The system includes: a stage, a powder supplying device, an energy beam generating device and an atmosphere controlling module. The powder supplying device provides powder to the stage. The energy beam-generating device generates an energy beam and directs the energy beam to the stage. The atmosphere controlling module includes at least one pair of gas inlet-outlet devices coupled around the stage, and a dynamic gas flow controlling device connected with the gas inlet-outlet devices. The dynamic gas flow controlling device dynamically controls an angle between a flow direction of the gas and a moving direction of the energy beam. The angle is predetermined by a scanning strategy.

Abstract: A portable analytical device including at least one optical unit and optionally an adapting device are provided. The optical unit includes a light beam receiving area, a sample holder, a light beam exiting area, and a lens component. The adapting device holds the optical unit and an external hand-held computing device (EHCD), such that the optical unit is coupled to the EHCD.

Abstract: An apparatus of adjusting and controlling the stacking-up layer manufacturing comprises a target, a powder providing unit, an energy generating unit, and a magnetism unit. The powder providing unit is coupled on a top of the target. The energy generating unit is also coupled on the top of the target. The powder providing unit provides a powder to a surface of the target. The energy generating unit provides the energy beam to selectively heat the powder on the surface of the target to form a melted or sintered powder layer. The magnetism unit provides a magnetic field to control the solidification of the melted or sintered powder layer.

Abstract: A method for fabricating a copper-gallium alloy sputtering target comprises forming a raw target; treating the raw target with at least one thermal treatment between 500° C.˜850° C. being mechanical treatment, thermal annealing treatment for 0.5˜5 hours or a combination thereof to form a treated target; and cooling the treated target to a room temperature to obtain the copper-gallium alloy sputtering target that has 71 atomic % to 78 atomic % of Cu and 22 atomic % to 29 atomic % of Ga and having a compound phase not more than 25% on its metallographic microstructure. Therefore, the copper-gallium alloy sputtering target does not induce micro arcing during sputtering so a sputtering rate is consistent and forms a uniform copper-gallium thin film. Accordingly, the copper-gallium thin film possesses improved quality and properties.

Abstract: A channel switching module is disclosed. The channel switching module includes a server host, an audio/video player and a display device. The server host has a controller for respectively connecting and controlling an audio/video processor, a signal transmission module and a channel switching unit, wherein the audio/video processor encodes/decodes to the internal audio/video files, and the channel switching unit switches channels, and the signal transmission module transmits out a selected audio/video signal. The audio/video player has a signal transmission module for receiving the audio/video signal transmitted by the server host and a controller for connecting and controlling an executing unit and a display device for playing.

Abstract: A control method for a wireless audio/video system is disclosed. The control method is used for detecting whether a wireless receiving module receives an invalid signal by an error detection module in an audio/video player and thereby prevents the audio/video player from unable to receive or play the audio/video signal or other programs normally. Furthermore, the audio/video player of the present invention has a button controlling module and a wireless transmission module for operating with a wireless receiving module and a wireless transmission module of a fore end controlling device to substantially achieve bidirectional communication for the wireless audio/video device.