A spectrometry device includes a switch and a converter. The switch acquires a first reception signal and a second reception signal that respectively include information relating to an optical spectrum and switches between outputting the first reception signal and outputting the second reception signal based on control by a controller. The converter converts the first reception signal or the second reception signal output from the switch into a digital signal.

Provided are a fragrance information processing system, a fragrance information processing device, and a fragrance information processing method for arranging pieces of information on fragrances using the similarity of the fragrances. The present technology provides a fragrance information processing system including a computer device that calculates a similarity between fragrances based on fragrance characteristic information indicating characteristics of the fragrances, the computer device including at least a calculation unit that arranges fragrance identification information for identifying the fragrances in an n-dimensional space with the fragrance characteristic information as an index using the similarity.

A method of identifying a location of pathogens in a structure including monitoring air within the structure for pathogens to set a baseline level, detecting a rise in pathogen density with respect to the baseline level, at least partially closing at least a first zone of the system, monitoring air from a second zone for a change in relative pathogen density to the previously detected pathogen density, and toggling the first zone and the second zone based on the change in relative pathogen density.

A measurement equipment for measuring gases and environmental parameters, made up of sensors (4) for measuring the parameters that influence air quality, odors, leak detection, fugitive emissions, pollutants, the presence of certain gases in the atmosphere, etc., having a housing (1) configured to incorporate removable cartridges (3) in which sensors (4) are housed, associated in an assembly unit with respective specific electronic boards (5) which are connected to a central electronic board (6) arranged in the housing (1) that recognizes the sensors (4). A cartridge (3) configured to be coupled to the measurement equipment for measuring gases and environmental parameters.

The present invention relates to a smart gas monitoring system configured at a confined space. The smart gas monitoring system measures concentration of hazardous gases at regular intervals and generates an alarm if concentration of a gas increases beyond a pre-defined value. The smart gas monitoring system also generates an alert to a number of laborers on their electronic devices, along with measuring their health conditions.

A fluid sensor for sensing a concentration or composition of a fluid, the sensor comprising: a semiconductor substrate comprising a first etched portion and a second etched portion; a dielectric region located on the semiconductor substrate, wherein the dielectric region comprises a first dielectric membrane located over the first etched portion of the semiconductor substrate, and a second dielectric membrane located over the second etched portion of the semiconductor substrate; two temperature sensing elements on or within the first dielectric membrane and two temperature sensing elements on or within the second dielectric membrane; an output circuit configured to measure a differential signal between the two temperature sensing elements of the first dielectric membrane and the two temperature sensing elements of the second dielectric membrane; wherein the first dielectric membrane is exposed to the fluid and the second dielectric membrane is isolated from the fluid.

According to one embodiment, an information processing apparatus comprises a processor. The processor is configured to receive a first number of outputs from the first number of sensors mutually different in response to an odor, obtain a second number of indicators by using the first number of outputs from the first number of sensors, the second number being larger than the first number, obtain the second number of indicator values by using the first number of outputs and the second number of indicators, and discriminate the odor based on the second number of indicator values.

A microfluidic device for and methods of using surface-attached posts and capture beads in a microfluidic chamber is disclosed. For example, the microfluidics device includes a pair of substrates separated by a gap and thereby forming a reaction (or assay) chamber therebetween. A field of actuatable surface-attached posts (e.g., magnetically responsive microposts) is provided on one or both of the substrates. The surface-attached posts are functionalized with capture beads. Additionally, methods are provided of functionalizing the surface-attached posts with the capture beads. Additionally, methods are provided of using the surface-attached posts that are functionalized with capture beads in a microfluidics device for binding a target of interest. Further, a bead spraying system and method is provided for spraying magnetically responsive and/or non-magnetically responsive beads atop and/or among a field of surface-attached microposts for use in a microfluidic device.

The invention relates to a method for determining a relative humidity of the air in a motor vehicle passenger compartment, comprising the following steps: —determining a parameter reflecting a specific humidity of the air from a relative humidity (HR1) of the air and a temperature (T1) of the air in a sensor integrating at least one temperature sensor and one relative humidity sensor, —calculating the relative humidity (HR2) of the air in said passenger compartment of the motor vehicle from said parameter and a temperature (T2) of the air in the passenger compartment.

A method for monitoring air quality is described. The method includes measuring ethane and methane using a mobile sensor platform to provide sensor data. The sensor data includes methane data and ethane data captured at a nonzero mobile sensor platform speed. Methane and ethane peak(s) are identified in the sensor data. Correlation(s) between the methane and ethane peak(s) and/or between the methane peak(s) and at least one amount of .sup.13C are determined. A source for the methane is determined based on the correlation.