Abstract: A memory structure of the present disclosure includes a source/drain region on a substrate, a first dielectric layer covering the source/drain region, a second dielectric layer on the first dielectric layer, and a contact contacting the source/drain region. The contact includes a first contact portion extending into the source/drain region, a second contact portion extending into the first dielectric layer, and a third contact portion extending into the second dielectric layer. A bottom surface of the first contact portion is lower than a top surface of the source/drain region. The second contact portion is between the first contact portion and the third contact portion. A distance between a sidewall of the first contact portion and a sidewall of the source/drain region is 30% to 60% of a width of the source/drain region.

Abstract: An augmented logarithmic spiral antenna structure includes a first conductive layer, a dielectric layer and a second conductive layer. The first conductive layer includes a first spiral arm and a plurality of second spiral arms. The first spiral arm includes a first initial radius. The second spiral arms are disposed around and connected to the first spiral arm, and each of the second spiral arms includes a second initial radius. The dielectric layer has a top surface and a bottom surface, and the top surface is connected to the first conductive layer. The second conductive layer is connected to the bottom surface. A plurality of the second initial radii of the second spiral arms are different from each other, and different from the first initial radius.

Abstract: Embodiments of this disclosure provide a semiconductor structure including a substrate. The substrate includes active areas and insulation areas between the active areas. A first end of each of the active areas has a first head portion, a second end of each of the active areas has the second head portion, and a middle portion of each of active areas has a waist portion. In a top view, the first head portion and the second head portion of each of the active areas have a first width, respectively, and the waist portion of each of the active areas has a second width. Also, the first width is greater than the second width. Moreover, a method of manufacturing a semiconductor structure also is provided herein.

Abstract: A portable computer having flexible display including a housing, a motor, a transmission gear set, a linkage set, and a flexible display is provided. The housing includes a fixing portion and a moving portion movably connected to and partially overlapped on the fixing portion. The motor, the transmission gear set, and the linkage set are disposed in the housing respectively. The linkage set and the transmission gear set are coupled to each other to be a connection and drive mechanism of the fixing portion and the moving portion. A portion of the flexible display is assembled to the fixing portion, and an end portion of the flexible display passes by the moving portion and are wound and stored at a backside of the portion of the flexible display.

Abstract: A method of manufacturing a memory structure provided by the present disclosure includes forming a first dielectric layer on a source/drain region, forming a second dielectric layer on the first dielectric layer, and forming a mask layer including a mask opening exposing the second dielectric layer, where a distance between a sidewall of the mask opening and a sidewall of the source/drain region is 30% to 60% of a width of the source/drain region. The method further includes etching the second dielectric layer and the first dielectric layer through the mask opening to form a first opening exposing a top surface and another sidewall of the source/drain region, etching the source/drain region through the first opening to form a second opening, and filling the second opening with a conductive material to form a contact.

Abstract: An electronic device including a body and a receptacle connector is provided. The body has a side wall surface, a receptacle slot located at the side wall surface, a waterproof protrusion protruding from the side wall surface, and two gutters located at the side wall surface, where the waterproof protrusion is located above the receptacle slot, and the two gutters are respectively located at two opposite sides of the receptacle slot. The receptacle connector is disposed in the receptacle slot.

Abstract: Provided is a simple, portable, real-time, and in vivo THz imaging device for imaging a target, e.g., a tooth in the subject. Moreover, the scanning based THz imaging device is much sufficiently sensitive as compared with the common X-ray imaging device. Therefore, the scanning based THz imaging device has the potential to operate in the density for early detection problems such as dental caries or demineralization of the enamel in the teeth. Also provided is a method for diagnosing or imaging the target in the subject by using the scanning based THz imaging device of the present disclosure.

Abstract: An optical scanning device includes a substrate, two actuating members, a connecting member and a waveguide. The substrate includes two disposing portions and a connecting portion. The two disposing portions include two free ends and two fixed ends, and one of the two free ends is opposite to one of the two fixed ends. The connecting portion is connected to the two fixed ends of the two disposing portions. The two actuating members disposed side by side on the two disposing portions, respectively. The connecting member is connected to the two disposing portions. The waveguide is disposed between the two actuating members and penetrated through the connecting member. The two actuating members are actuated in a same dimension either in phase or out of phase simultaneously to drive the waveguide to vibrate linearly or nonlinear in two dimensions to generate a scan pattern.

Abstract: A laptop computer with a quick-release keyboard including a host, a display, and a keyboard is provided. The host has a first surface and a second surface opposite to each other. The host has at least one movable hook disposed on the first surface. The display is pivoted to the host to be folded or unfolded relative to the first surface of the host. The laptop computer is supported on a platform via the second surface when the display is unfolded relative to the first surface of the host. The keyboard has a locking column to be locked by the movable hook when the keyboard is disposed on the first surface, such that the keyboard is fixed on the first surface.

Abstract: An augmented logarithmic spiral antenna structure includes a first conductive layer, a dielectric layer and a second conductive layer. The first conductive layer includes a first spiral arm and a plurality of second spiral arms. The first spiral arm includes a first initial radius. The second spiral arms are disposed around and connected to the first spiral arm, and each of the second spiral arms includes a second initial radius. The dielectric layer has a top surface and a bottom surface, and the top surface is connected to the first conductive layer. The second conductive layer is connected to the bottom surface. A plurality of the second initial radii of the second spiral arms are different from each other, and different from the first initial radius.

Abstract: A two-dimensional hyperspectral imaging system for imaging a plurality of light signals of a sample by Fourier spectroscopy includes a first optical element, a second optical element, a phase difference modulator and an image sensor. The light signals pass by the first optical element. The second optical element is spaced away from and parallel to the first optical element, and the light signals pass by the second optical element. The phase difference modulator is closer to the first optical element than the second optical element to the first optical element, and configured for modifying a phase difference of adjacent two of the light signals. The image sensor is configured for receiving the light signals reflected from the first optical element and the second optical element, and operating Fourier transforming on the light signals. The second optical element is between the first optical element and the image sensor.

Abstract: A multi-fan control system is provided. A controller, within each of a plurality of time intervals, outputs a control signal including a reading command to one of a plurality of fans, and outputs a control signal including a writing command to another of the plurality of fans. The controller, within each of the plurality of time intervals, only reads operation state data of the one of the plurality of fans that receives the control signal including the reading command, and writes operation control commands respectively into the plurality of fans.

Abstract: Provided is an optical sensor for monitoring pulse waveform and blood pressure of a subject. The optical sensor may be manufactured with compact structure, low profile, low cost, and exhibits benefits of disposability, easy to apply, immunity to electro-magnetic interference, high sensitivity, having minimal affect towards sense of touch, maintains patient safety, and supportive of accurate real-time measurements for the clinician. Therefore, pulse waveform and blood pressures of a subject may be faithfully monitored continuously throughout day and night, so as to provide abundant prognostic information while avoiding interference in normal daily activity of the subject. Also provided is a system utilizing the optical sensors for monitoring pulse waveform and blood pressure of a subject.

Abstract: Provided is a method for measuring fluid's viscosity and mass flow, including the steps of immersing one end of an optical fiber into fluid, emitting a light beam by a light source, receiving the light beam by the optical fiber; and measuring the viscosity and the mass flow of the fluid in a sink based on a displacement of the one end of the optical fiber. The method further includes tapering the one end of the optical fiber and coating a surface of the one end of the optical fiber with a deposited gold thin film as a mirror. The light source is an unpolarized diode laser. Accordingly, the size of the measurement system setup is reduced by using ultra-small sensors. Moreover, the present disclosure also provides methods for fluid's viscosity and mass flow measurement by using intensity modulating sensors, elliptical core two-mode fiber-optic sensors and Fabry-Perot interferometer sensors.

Abstract: Provided is a multi-degree-of-freedom steerable catheter soft robotic system, including a steerable catheter; a control circuit connected to the steerable catheter through electrical connections and selectively applying power to control the steerable catheter; and a power supply unit connected to the control circuit. The system also includes a driving circuit for driving the steerable catheter and a shielding disposed around the steerable catheter and shielding for heat and electromagnetic (EM) radiations. The present disclosure includes self-sensing shape-shifting spring coil actuators and a shape-shifting memory polymer (SMP) actuator for steerable catheter applications. In addition, the present disclosure also provides an electroless silver plating process, a silver chemical plating process, a carbon nanotube (CNT) composite process and a pneumatic process.

Abstract: An augmented logarithmic spiral antenna structure includes a first conductive layer, a dielectric layer and a second conductive layer. The first conductive layer includes a first spiral arm and a plurality of second spiral arms. The first spiral arm includes a first initial radius. The second spiral arms are disposed around and connected to the first spiral arm, and each of the second spiral arms includes a second initial radius. The dielectric layer has a top surface and a bottom surface, and the top surface is connected to the first conductive layer. The second conductive layer is connected to the bottom surface. A plurality of the second initial radii of the second spiral arms are different from each other, and different from the first initial radius.

Abstract: An electronic device including a body and a receptacle connector is provided. The body has a side wall surface, a receptacle slot located at the side wall surface, a waterproof protrusion protruding from the side wall surface, and two gutters located at the side wall surface, where the waterproof protrusion is located above the receptacle slot, and the two gutters are respectively located at two opposite sides of the receptacle slot. The receptacle connector is disposed in the receptacle slot.

Abstract: A foldable electronic device includes a first casing, a second casing, a hinge structure and a foldable display. The hinge structure connects the first casing and the second casing, and includes a plurality of supporting blocks, a plurality of first hinge blocks and a plurality of second hinge blocks. The supporting blocks are arranged side by side between the first casing and the second casing. The first hinge blocks and the second hinge blocks are respectively arranged at two sides of the supporting blocks. One of the first hinge blocks connects two of the supporting blocks adjacent to each other. One of the second hinge blocks connects two of the supporting blocks adjacent to each other. The foldable display includes a first bonding portion secured to the first casing, a second bonding portion secured to the second casing and a foldable portion aligned to the hinge structure.

Abstract: A Duo Aloe Vera Cruces Concentricis antenna structure is provided and includes a first conductive layer, a dielectric layer and a second conductive layer. The first metal units of the first conductive layer form a first tapered hole, The second metal units of the first conductive layer are located in the first tapered hole and form a second tapered hole. The third metal units and the fourth metal units of the dielectric layer are aligned with the first metal units and the second metal units, respectively. The second conductive layer is connected to the dielectric layer. The first tapered hole has at least one first center line. The second tapered hole has at least one second center line. An included angle between the at least one first center line and the at least one second center line is 45 degrees.

Abstract: A memory structure of the present disclosure includes a source/drain region on a substrate, a first dielectric layer covering the source/drain region, a second dielectric layer on the first dielectric layer, and a contact contacting the source/drain region. The contact includes a first contact portion extending into the source/drain region, a second contact portion extending into the first dielectric layer, and a third contact portion extending into the second dielectric layer. A bottom surface of the first contact portion is lower than a top surface of the source/drain region. The second contact portion is between the first contact portion and the third contact portion. A distance between a sidewall of the first contact portion and a sidewall of the source/drain region is 30% to 60% of a width of the source/drain region.