Abstract: An optoelectronic semiconductor device including: a substrate; a semiconductor system having an active layer formed on the substrate; and an electrode structure formed on the semiconductor system, wherein the electrode structure includes: a first conductivity type bonding pad; a second conductivity type bonding pad; a first conductivity type extension electrode; and a second conductivity type extension electrode, wherein the first conductivity type extension electrode and the second conductivity type extension electrode form a three-dimensional crossover; wherein the first conductivity type extension electrode and the second conductivity type extension electrode are on the opposite sides of the active layer.

Abstract: A light-emitting diode (LED) (101). The LED (101) includes a plurality of portions including a p-doped portion (112), an intrinsic portion (114), and a n-doped portion (116). The intrinsic portion (114) is disposed between the p-doped portion (112) and the n-doped portion (116) and forms a p-i junction (130) and an i-n junction (134) The LED (101) also includes a metal-dielectric-metal (MDM) structure (104) including a first metal layer (140), a second metal layer (144), and a dielectric medium disposed between the first metal layer (140) and the second metal layer (144). The metal layers of the MDM structure (104) are disposed about orthogonally to the p-i junction (130) and the i-n junction (134); the dielectric medium includes the intrinsic portion (114); and, the MDM structure (104) is configured to enhance modulation frequency of the LED (101) through interaction with surface plasmons that are present in the metal layers.

Abstract: An assembly for monitoring an environment includes a RFID tag and a sensing unit. The sensing unit is configured to be activated by a RF signal received by the RFID tag and to sense information regarding an environment.

Abstract: The invention relates to a retinoid derivative and pharmaceutical composition and use thereof. The compound of the invention is capable of preventing or treating hematological tumors, such as acute leukemia, chronic leukemia, multiple myeloma and lymphoma, solid tumors, such as liver cancer, rectal cancer, mammary cancer and esophagus cancer, and skin disorders, such as psoriasis and acne.

Abstract: A structure includes a film having a plurality of nanoapertures and a semiconductor layer in connection with the film. The nanoapertures are configured to allow the transmission of a predetermined subwavelength of light through the film via the plurality of nanoapertures. The semiconductor layer facilitates the modulation of the predetermined subwavelength of light transmitted through the film. The structure also includes a carrier generator for modulating the predetermined subwavelength of light by generating charge carriers.

Abstract: The present application provides a light-emitting device comprising a light-emitting diode group, a temperature compensation element electrically connected to the light-emitting diode group. When a junction temperature of the light-emitting diode group is increased from a first temperature to a second temperature during operation, the current flowing through the light-emitting diode group at the second temperature is larger than the current flowing through the light-emitting diode group at the first temperature.

Abstract: An LED lamp with replaceable light unit according to the invention includes a heat dissipation housing, a metal connector, a driver circuit board, a light unit slice, a pad and a shade. The heat dissipation housing has an opening at one end and a joint portion at another end. The metal connector is disposed to the joint portion of the heat dissipation housing. The driver circuit board disposed inside the heat dissipation housing to electrically connect with metal connector. The light unit slice and the pad are disposed inside the opening, and the light unit slice is electrically connected with the driver circuit board. The shade is disposed inside the opening. The LED lamp with replaceable light unit can be realized by the assembly of the above elements according to the different preferred embodiment of the present invention.

Abstract: This application provides a semiconductor light-emitting device and the manufacturing method thereof. The semiconductor light-emitting device comprises a semiconductor light-emitting structure and a thinned substrate. The semiconductor light-emitting structure comprises a plurality of semiconductor layers and a plurality of first channels, wherein a plurality of first channels has a predetermined depth that penetrating at least two layers of the plurality of semiconductor layers.

Abstract: Systems and methods employ a layer having a pattern that provides multiple discrete guided mode resonances for respective couplings of separated wavelengths into the layer. Further, a structure including features shaped to enhance Raman scattering to produce light of the resonant wavelengths can be employed with the patterned layer.

Abstract: A rotary spray nozzle for spray guns comprises a metallic outer housing and a plastic assembling element wherein the metallic outer housing has a hollow chamber disposed at one side to accommodate the plastic assembling element therein, a water-emitting port disposed at the other side to fluidly connect to the hollow chamber, and a ringed water-blocking seat protruding between the hollow chamber and the water-emitting port. The plastic assembling element, formed a hollow extending there-through, is molded similarly to the hollow chamber and equipped with an internal-threaded portion therein to secure to an external-threaded section defining a water-outlet cylinder of a gun body. The plastic assembling element also has a reverse-stop ring extending at the middle section to restrict the position of a sealing ring mounted to the water-outlet cylinder thereof, achieving anti-leaking and anti-loosing benefits as well as simplifying the structure and manufacturing process of the present invention thereby.

Abstract: Various embodiments of the present invention are directed to external, electronically controllable, negative index material-based modulators. In one aspect, an external modulator comprises a negative index material in electronic communication with an electronic signal source. The negative index material receives an electronic signal encoding data from the electronic signal source and an unmodulated carrier wave from an electromagnetic radiation source. Magnitude variations in the electronic signal produce corresponding effective refractive index changes in the negative index material encoding the data in the amplitude and/or phase of the carrier wave to produce an electromagnetic signal.

Abstract: An optoelectronic memory cell has a transparent top electrode, a photoactive layer, a latching layer, and a bottom electrode. The photoactive layer absorbs photons transmitted through the top electrode and generates charge carriers. During light exposure, the latching layer changes its resistance under an applied electric field in response to the generation of charge carriers in the photoactive layer.

Abstract: Embodiments of the present invention are directed to systems for performing surface-enhanced Raman spectroscopy. In one embodiment, a system (100, 400, 600, 800, 900, 950) for performing Raman spectroscopy comprises a substrate (102) substantially transparent to a range of wavelengths of electromagnetic radiation and a plurality of nanowires (104, 602) disposed on a surface of the substrate. The nanowires are substantially transparent to the range of wavelengths of electromagnetic radiation. The system includes a material disposed on each of the nanowires. The electromagnetic radiation is transmitted within the substrate, into the nanowires, and emitted from the ends of the nanowires to produce enhanced Raman scattered light from molecules located on or in proximity to the material.

Abstract: An apparatus for detecting at least one species using Raman light detection includes at least one laser source for illuminating a sample containing the at least one species. The apparatus also includes a modulating element for modulating a spatial relationship between the sample and the light beams to cause relative positions of the sample and the light beams to be oscillated, in which Raman light at differing intensity levels are configured to be emitted from the at least one species based upon the different wavelengths of the light beams illuminating the sample. The apparatus also includes a Raman light detector and a post-signal processing unit configured to detect the at least one species.

Abstract: An electromagnetic resonance device includes an input reflector, an output reflector, and a periodic dielectric medium (PDM) disposed between the input reflector and the output reflector. The input reflector and output reflector are configured to be reflective to radiation having a wavelength of interest. The PDM includes a periodic structure having a dielectric periodicity between a first surface and a second surface. The dielectric periodicity is configured with a negative refraction for the wavelength of interest. A first radiation is reflected by the input reflector toward the first surface of the PDM, passes through the PDM, and is focused on the output reflector as a second radiation. The second radiation is reflected by the output reflector toward the second surface of the PDM, passes through the PDM, and is focused on the input reflector as the first radiation.

Abstract: A driving circuit of a light emitting diode (LED) includes a rectifier unit, a voltage-dividing circuit, a control unit, a voltage converter, a resistance and a capacitor. The rectifier unit rectifies an AC power to generate a first operation voltage. The voltage-dividing circuit generates a voltage-dividing signal. The control unit includes a regulating unit and a pulse width modulation (PWM) unit. An output terminal of the regulating unit is coupled to the PWM unit. The PWM unit outputs a PWM signal. The voltage converter adjusts a driving voltage and a driving current of the LED. The resistance is coupled between an output terminal of the regulating unit and a diode. The capacitor is coupled between a power input terminal of the regulating unit and a ground terminal. The PWM unit adjusts the PWM signal according to the voltage-dividing signal and a feedback signal output by the voltage converter.

Abstract: A method of operating a camera is disclosed. A shutter button is pressed to trigger capturing an image. Subsequently, a display-related signal is prevented from transferring to a display panel at least for a duration during which image data are being read out of an image sensor.

Abstract: An analyzer is disclosed herein. The analyzer encompasses a substrate having a surface with a plurality of distinct V-grooves formed therein. An input flow channel is configured to intersect and fluidly communicate with each of the plurality of distinct V-grooves at respective input points, and an output flow channel is configured to intersect and fluidly communicate with each of the plurality of distinct V-grooves at respective output points.

Abstract: The invention discloses a holding apparatus, which includes a fixed body, a carrying stand and a signal cable. The fixed body includes a ball joint, extending portion and a cable tunnel. The cable tunnel, disposed within the fixed body, is connected to a first opening of the ball joint. The carrying stand includes a casing, a pivot component and a transmitting interface. The ball joint is pivotally connected to the pivot component through a second opening of the casing. The signal cable, disposed through the cable tunnel of the ball joint, is electrically connected to the transmitting interface within the carrying stand. When the carrying stand rotates relative to the fixed body, a limiting portion of the pivot component is used for stopping the extending portion, so as to limit a rotating angle of the carrying stand.

Abstract: A test meter system for testing a characteristic of a fluid, the test meter system including a test meter having a housing with an opening adapted to accept a test strip, an interrogation coil within the housing, a pick-up coil within the housing, and a test strip including at least one magneto-electronic-resonance sensor. When the test strip is within the opening, the interrogation coil may utilize magneto-electronic-resonance technology to interrogate the magneto-electronic-resonance sensor and the pick-up coil may be used to sense a resultant oscillation frequency of the magneto-electronic-resonance sensor, the resultant oscillation frequency associated with the characteristic. The test strip may include a plurality of sensors. The sensors may be coated with a coating sensitive to a characteristic of the fluid, where the interrogation reveals information about the fluid characteristic.