The present application provides a terahertz spectrum measurement system and a method for analyzing a terahertz spectrum of a substance, wherein the terahertz spectrum measurement system comprises: two terahertz quantum cascade lasers with their emission ports arranged oppositely; and a vacuum hood arranged between the emission ports of two terahertz quantum cascade lasers. The terahertz spectrum measurement system and the method for analyzing a terahertz spectrum of a substance realize a separate terahertz dual frequency comb while retaining the advantages of the on-chip dual frequency comb system, which solves the problem that the on-chip dual frequency comb cannot directly measure the terahertz spectra of substances.

Aspects of the present disclosure include reconfigurable integrated circuits for characterizing particles of a sample in a flow stream. Reconfigurable integrated circuits according to certain embodiments are programmed to calculate parameters of a particle in a flow stream from detected light; compare the calculated parameters of the particle with parameters of one or more particle classifications; classify the particle based on the comparison between the parameters of the particle classifications and the calculated parameters of the particle; and adjust one or more parameters of the particle classifications based on the calculated parameters of the particle. Methods for characterizing particles in a flow stream with the subject integrated circuits are also described. Systems and integrated circuit devices programmed for practicing the subject methods, such as on a flow cytometer, are also provided.

A gas sensor device (100) is configured to measure a predetermined gas of interest and comprises an enclosure (101) comprising a semiconductor substrate (102) and defining a first cavity (124), an optically transmissive second closed cavity (126) and a third cavity (128). The second cavity (126) is interposed between the first and third cavities (124, 128). The first cavity (124) comprises an inlet port (130) for receiving a gas under test, an outlet port (132) for venting the gas under test. The first cavity (124) also comprises an optical source (112) and a measurement sensor (114). The second cavity (126) is configured as a gaseous filter comprising a volume of the gas of interest sealingly disposed in the second cavity (126), and the third cavity (128) comprises a reference measurement sensor (116) disposed therein.

Disclosed is a binocular optoelectronic device wearable by a user for measuring a light sensitivity threshold of the user, including: a diffuser configured to face eyes of the user; at least one light source for emitting light toward the diffuser. The diffuser includes predetermined parameters allowing to provide a quasi-homogeneous light diffusion to at least one eye of the user from light emitted by the at least one light source.

In some aspects, automated rapid antimicrobial susceptibility testing systems for performing a multi-assay testing sequence can include an automated incubation assembly having a nest assembly adapted to house at least one test panel having a plurality of wells for receiving a sample comprising microorganisms originating from a clinical sample, the incubation assembly facilitating incubation of one or more test panels in order to undergo the multi-assay testing sequence; a robotic handling assembly configured to accept one or more incoming test panels and move them to and from the incubation assembly for incubation between each assay of the multi-assay testing sequence; an automated liquid handling assembly configured to exchange one or more fluids in the plurality of wells of the test panels; and an optical assembly for interrogation and readout of each assay of the multi-assay testing sequence being performed in the plurality of wells.

The present invention discloses a chemiluminescence immunoassay analyzer, including a rotating disc assembly for carrying and thermal insulation of capillary tubes, an air-blowing assembly for removing residual liquid from the capillary tubes, a detection assembly for detecting the number of luminescent photons in the capillary tubes, and a bottom plate for installing the rotating disc assembly, the air-blowing assembly, and the detection assembly. The present invention further includes a charging and recycling system and a sample feeding assembly, wherein the charging and recycling system includes a fixed seat, a capillary tube push-out device, a storage device, a first driving device, and a waste liquid recycling device; the capillary tube push-out device is used for pushing capillary tubes out of the storage device and squeezing out reagents stored in the storage device; the storage device is used for storing the reagents and providing the coated capillary tubes.

The present invention discloses a chemiluminescence immunoassay analyzer, including a rotating disc assembly for carrying and thermal insulation of capillary tubes, an air-blowing assembly for removing residual liquid from the capillary tubes, a detection assembly for detecting the number of luminescent photons in the capillary tubes, and a bottom plate for installing the rotating disc assembly, the air-blowing assembly, and the detection assembly. The present invention further includes a charging and recycling system and a sample feeding assembly, wherein the charging and recycling system includes a fixed seat, a capillary tube push-out device, a storage device, a first driving device, and a waste liquid recycling device; the capillary tube push-out device is used for pushing capillary tubes out of the storage device and squeezing out reagents stored in the storage device; the storage device is used for storing the reagents and providing the coated capillary tubes.

A method for measuring the concentration of fluorine gas, which includes irradiating a halogen fluoride-containing gas with ultraviolet light in which the ratio (W.sub.X/W.sub.F) of the maximum value (W.sub.X) of ultraviolet light intensity in the wavelength region of less than 250 nm with respect to the ultraviolet light intensity (W.sub.F) at a wavelength of 285 nm is 1/10 or less, and measuring the absorbance at a wavelength of 285 nm to obtain the concentration of fluorine gas contained in the halogen fluoride-containing gas.

The present application provides a terahertz spectrum measurement system and a method for analyzing a terahertz spectrum of a substance, wherein the terahertz spectrum measurement system comprises: two terahertz quantum cascade lasers with their emission ports arranged oppositely; and a vacuum hood arranged between the emission ports of two terahertz quantum cascade lasers. The terahertz spectrum measurement system and the method for analyzing a terahertz spectrum of a substance realize a separate terahertz dual frequency comb while retaining the advantages of the on-chip dual frequency comb system, which solves the problem that the on-chip dual frequency comb cannot directly measure the terahertz spectra of substances.

A full-automatic rock specimen image acquisition device and method, the device includes a central controller and a lighting system, a rock mass attitude control system, a dust system and an image acquisition system connected to the central controller respectively; the lighting system includes a lighting chamber and light sources with adjustable light intensities, and the light sources with adjustable light intensities are uniformly arranged in the lighting chamber; the rock mass attitude control system includes a rotating stage disposed in the lighting chamber for carrying the rock, a rock holder disposed on the stage, and a rotating gripper disposed above the stage for turning over the rock; and the dust system is connected to the lighting chamber, and can diffuse the dust into the lighting chamber through an air compressor and control the dust concentration in the lighting chamber through an electrostatic precipitator.