Abstract: The present disclosure provides a method for topography simulation of a physical structure under a topography-changing process. The method includes initializing a voxel mesh as a three-dimensional (3D) representation of a physical structure by a general-purpose processor, generating a plurality of particles, simulating a flight path of at least one of the particles by a hardware-accelerated processor different from the general-purpose processor, identifying a voxel unit in the voxel mesh that intersects the flight path by the hardware-accelerated processor, passing information describing a collision between the one of the particles and the voxel unit from the hardware-accelerated processor to the general-purpose processor, determining a reaction between the one of the particles and the voxel unit by the general-purpose processor, and adding an extra voxel unit adjacent to the voxel unit based on the determining of the reaction.

Abstract: A data processing system, capable of managing authorities of application processes, includes a data storage device and at least one processor. The at least one processor executes an operating system including an authority rule recording module, a process authority rule recording module, a process authority status recording module, a process managing module, a message transmitting module, and an access control module. The process managing module determines the authority of an application process to access a plurality of files stored in the data storage device in according with N process authority status information stored in the process authority status recording module, a plurality of sequential process authority rule information stored in the process authority rule recording module, and a plurality of authority information stored in the authority rule recording module.

Abstract: A data processing system, capable of managing a plurality of current operating system files associated with an application system, includes at least one processor. The at least one processor executes an operating system. The application system is resident in an application layer of the operating system, and functions in executing the current application system files. The operating system includes a scheduler, a file compare module, a backup storage module, and a file notifier. The file compare module can operate in a protected mode or an updated mode. When operating in the protected mode, the file compare module does not allow the current application system files associated with the application system to be modified.

Abstract: A neutron capture therapy system and a target material for a particle beam generation apparatus, the heat dissipation performance of a target material might be improved. A neutron capture therapy system includes a neutron generation apparatus and a beam shaping body, the neutron generation apparatus includes an accelerator and a target material, and a charged particle beam generated by means of acceleration of the accelerator acts with the target material to generate a neutron beam. The target material includes an active layer, an anti-foaming layer, a heat dissipation layer and a heat conduction layer, the active layer acts with a charged particle beam to generate a neutron beam; the anti-foaming layer suppresses foaming caused by the charged particle beam; the heat dissipation layer directly and rapidly conducts to the heat conduction layer, heat deposited on the active layer, and discharges by means of a cooling medium.

Abstract: An infrared stealth cloth includes a cloth substrate and an infrared light absorber located on the cloth substrate. The infrared light absorber includes a plurality of carbon nanotubes entangled with each other to form a network structure and a plurality of carbon particles in the network structure.

Abstract: An operation method of an artificial neural network is provided. The operation method includes: dividing input information into a plurality of sub-input information, and expanding kernel information to generate expanded kernel information; performing a Fast Fourier Transform (FFT) on the sub-input information and the expanded kernel information to respectively generate a plurality of frequency domain sub-input information and frequency domain expanded kernel information; respectively performing a multiplying operation on the frequency domain expanded kernel information and the frequency domain sub-input information to respectively generate a plurality of sub-feature maps; and performing an inverse FFT on the sub-feature maps to provide a plurality of converted sub-feature maps for executing a feature extraction operation of the artificial neural network.

Abstract: Disclosed are a neutron dose measurement apparatus and a neutron capturing treatment device. The neutron dose measurement apparatus includes a measurement unit for receiving neutrons and outputting signals, a signal processing unit for processing the signals output from the measurement unit, a counter for counting the signals output from the signal processing unit to obtain a count rate, and a count rate correction unit for correcting the count rate.

Abstract: A random number generator includes a pre-processing circuit and a chaos random number generator (CRNG). The pre-processing circuit includes a perturbation source and a control circuit, wherein the control circuit is coupled to the perturbation source. The CRNG, which is coupled to the pre-processing circuit, includes a chaos system and a post-processing circuit, wherein the post-processing circuit is coupled to the chaos system.

Abstract: The present disclosure provides a method for topography simulation of a physical structure under a topography-changing process. The method includes initializing a voxel mesh as a three-dimensional (3D) representation of the physical structure, generating a batch of particles, simulating a flight path of at least one of the particles with a ray-tracing method, identifying a voxel unit in the voxel mesh that intersects the flight path, determining a surface reaction between the one of the particles and the voxel unit, and adding an extra voxel unit adjacent to the voxel unit based on the determining of the surface reaction.

Abstract: A magnetic tunnel junction (MTJ) structure and a memory cell are provided. The MTJ includes a barrier layer, a free layer and a metal oxide cap layer. The free layer is disposed on the barrier layer. The metal oxide cap layer is disposed on the free layer. The metal oxide cap layer has a first surface and a second surface opposite to the first surface. The first surface of the metal oxide cap layer is in contact with the free layer. In a direction of a thickness of the metal oxide cap layer, both of an oxygen concentration at the first surface of the metal oxide cap layer and an oxygen concentration at the second surface of the metal oxide cap layer are higher than an oxygen concentration in a middle portion of the metal oxide cap layer.

Abstract: A neutron capture therapy system and a target material for a particle beam generation apparatus, the heat dissipation performance of a target material might be improved. A neutron capture therapy system includes a neutron generation apparatus and a beam shaping body, the neutron generation apparatus includes an accelerator and a target material, and a charged particle beam generated by means of acceleration of the accelerator acts with the target material to generate a neutron beam. The target material includes an active layer, an anti-foaming layer, a heat dissipation layer and a heat conduction layer, the active layer acts with a charged particle beam to generate a neutron beam; the anti-foaming layer suppresses foaming caused by the charged particle beam; the heat dissipation layer directly and rapidly conducts to the heat conduction layer, heat deposited on the active layer, and discharges by means of a cooling medium.

Abstract: A neutron capture therapy system and a target for a particle beam generating device, which may improve the heat dissipation performance of the target, reduce blistering and extend the service life of the target. The neutron capture therapy system includes a neutron generating device and a beam shaping assembly. The neutron generating device includes an accelerator and a target, and a charged particle beam generated by acceleration of the accelerator interacts with the target to generate a neutron beam. The target includes an acting layer, a backing layer and a heat dissipating structure, the acting layer interacts with the charged particle beam to generate the neutron beam, the backing layer supports the action layer, and the heat dissipating structure includes a tubular member composed of tubes arranged side by side.

Abstract: A compressed sensing imaging method and a compressed sensing imaging system are provided. In the method, multiple grayscale masks having multiple elements with grayscale values represented by floating-point values or continuous values are generated as sensing matrices based on a compressed sensing theory. A spatial light modulator is controlled to modulate an electromagnetic wave projected on an object under test according to the grayscale value of each element in each grayscale mask, and a physical property of the electromagnetic wave passing through the object under test is detected to obtain multiple measured values. An image reconstruction algorithm is executed to reconstruct an image of the object under test by using the grayscale masks and the measured values obtained from the electromagnetic wave modulated by each grayscale mask.

Abstract: A neutron capture therapy system and a target material for a particle beam generation apparatus, the heat dissipation performance of a target material might be improved. A neutron capture therapy system includes a neutron generation apparatus and a beam shaping body, the neutron generation apparatus includes an accelerator and a target material, and a charged particle beam generated by means of acceleration of the accelerator acts with the target material to generate a neutron beam. The target material includes an active layer, an anti-foaming layer, a heat dissipation layer and a heat conduction layer, the active layer acts with a charged particle beam to generate a neutron beam; the anti-foaming layer suppresses foaming caused by the charged particle beam; the heat dissipation layer directly and rapidly conducts to the heat conduction layer, heat deposited on the active layer, and discharges by means of a cooling medium.

Abstract: An animal irradiation system includes a radioactive source and an irradiation fixing apparatus having irradiated bodies. The radioactive source includes a beam outlet having a first central axis. Radioactive rays generated by the radioactive source exit from the beam outlet and irradiate the irradiated bodies. The radioactive rays define a main axis around the first central axis. The irradiation fixing apparatus includes a box body, which is divided into multiple accommodating chambers around a second central axis. Each accommodating chamber accommodates an irradiated body. Multiple first irradiation holes corresponding to the accommodating chambers are formed on the box body. The radioactive rays pass through the first irradiation holes and then irradiate the irradiated bodies. A maximum distance from an inner wall of each first irradiation hole to the first central axis is less than a minimum distance from an inner wall of the beam outlet to the first central axis.

Abstract: A collection and test device for a rapid test is provided. The device comprises a test fluid accommodation part having a test fluid accommodation space, a test paper accommodation part having a test paper accommodation space, and a collection probe having a channel for the test fluid to flow out from the collection probe. The two ends of the test paper accommodation part are respectively connected to the test fluid accommodation part and the collection probe, and the test paper accommodation space communicates with the channel of the collection probe. The test fluid accommodation space and the test paper accommodation space are separated from each other by a temporary barrier. The temporary barrier can be manually removed or broken to make the test fluid accommodation space communicate with the test paper accommodation space. The device of the present invention can provide the test results conveniently and rapidly.

Abstract: An infrared detector includes a thermoelectric element, an infrared light absorber located on the thermoelectric element, and an electrical signal detecting element. The infrared light absorber includes a plurality of carbon nanotubes entangled with each other to form a network structure and a plurality of carbon particles in the network structure. The electrical signal detecting element is configured to detect a change of an electrical signal of the thermoelectric element.

Abstract: The present disclosure provides a method for topography simulation of a physical structure under a topography-changing process. The method includes initializing a voxel mesh as a three-dimensional (3D) representation of a physical structure by a central processing unit (CPU), generating a batch of particles, simulating a flight path of one of the particles with a ray-tracing method by a parallel processing thread in a graphics processing unit (GPU), identifying a surface normal of a voxel unit in the voxel mesh that intersects the flight path by the parallel processing thread in the GPU, passing parameters describing the one of the particles hitting the voxel mesh from the GPU to the CPU, determining a surface reaction between the one of the particles and the voxel unit by the CPU, and updating the voxel mesh based on the determining of the surface reaction.

Abstract: An MRAM cell block and a magnetic shielding structure for the MRAM cell block are incorporated into a metal interconnect of an integrated circuit (IC) device. The magnetic shielding structure may be provided by metallization layers and via layers having wires and vias that incorporate a magnetic shielding material. The magnetic shielding material may form the wires and vias, form a liner around the wires, or may be a layer of the wires. The wires and vias may also include a metal that is more conductive than the magnetic shielding material. The metal interconnect may include layers above or below the magnetic shielding structure that lack the magnetic shielding material and are more conductive. The MRAM cell block with the magnetic shielding structure is optionally provided as a standalone memory device or incorporated into a 3-D IC device that includes a second substrate having a conventional metal interconnect.

Abstract: A semiconductor package, a semiconductor device and a shielding housing for a semiconductor package are provided. The semiconductor package includes a semiconductor chip having a first region and a second region beside the first region; and a shielding housing encasing the semiconductor chip, made of a magnetic permeable material, and including a first shielding plate, a second shielding plate opposite to the first shielding plate and a shielding wall extending between the first shielding plate and the second shielding plate. The first shielding plate has an opening exposing the first region and includes a raised portion surrounding the opening and a flat portion beside the raised portion and shielding the second region. A first distance from a level of the semiconductor chip to an outer surface of the raised portion is greater than a second distance from the level to an outer surface of the flat portion.