摘要:
Disclosed are a photo-acoustic sensor device and a photo-acoustic sensing method of the same. The sensing method includes providing a source light in a subject and receiving an ultrasonic wave generated in the subject by the source light. The source light may have a wavelength of 1400 nm to 2500 nm in a near-infrared band.
摘要:
Disclosed is a two-photon microscope. This microscope includes a first laser light source configured to generate first laser light, a second laser light source configured to generate second laser light having a longer wavelength than a wavelength of the first laser light, an objective lens configured to provide the first laser light and the second laser light to a sample, a sensor configured to detect first fluorescent light and second fluorescent light generated in the sample due to the first laser light and the second laser light, and first and second code controllers provided between the first and second laser light sources and the objective lens and configured to switch the first laser light and the second laser light respectively.
摘要:
Provided are an apparatus for detecting bio materials, a method of fabricating the same and a method of detecting bio materials using the same. The apparatus for detecting bio materials includes a filter, freeze dried bio material detecting materials and bio material capturing materials fixed to the inner wall of a microtube, arranged in order in the microtube. Antibodies capturing blood cells in blood are combined with the filter, each of the bio material detecting materials includes immunogolds conjugated with detecting antibodies. The apparatus for detecting bio materials is portable and perceive a small amount of the bio materials with high sensitivity.
摘要:
Disclosed is a PCR diagnosis apparatus, which includes a transmitter including a multi-wavelength light source for outputting a first light source signal and a second light source signal having different wavelengths, and that applies the first light source signal and the second light source signal to a PCR chip including samples each including a plurality of DNAs, a code generator that generates first code signal and second code signal corresponding to the first light source signal and the second light source signal, respectively, and which are orthogonal to each other, and a receiver that performs a dot product on fluorescent data and each of the first code signal and the second code signal, wherein the fluorescent data include a first fluorescent signal and a second fluorescent signal emitted from a phosphor attached to each of the plurality of DNAs.
摘要:
A femtosecond pulse laser apparatus includes a pump light source configured to provide a pump light, a gain medium configured to obtain a gain of a laser light using the pump light, a first curved mirror and a second curved mirror, which are provided at both sides of the gain medium, an output mirror configured to transmit a portion of the laser light and reflect the other portion of the laser light to the gain medium, a mode locking portion configured to generate a femtosecond pulse of the laser light, and an acoustic wave generator configured to provide an acoustic wave into the gain medium so as to adjust self-phase modulation of the laser light.
摘要:
Disclosed is a PCR diagnosis apparatus. This apparatus includes a PCR chip configured to store a PCR sample, a light source part configured to generate laser light to be provided to the PCR sample, an optical modulator provided between the light source part and the PCR chip and configured to selectively provide the laser light to the PCR sample according to a code, a sensor configured to detect fluorescent light generated in the PCR sample by the laser light, and a code generator connected between the optical modulator and the sensor and configured to transmit an orthogonal code to the optical modulator and the sensor.
摘要:
Provided are a laser device and an optical apparatus including the same. The laser device includes a pump light source configured to provide pump light, a gain medium configured to acquire a gain of seed laser light by using the pump light, a first curved mirror and a second curved mirror, which are provided at both sides of the gain medium to reflect the seed laser light into the gain medium, an output mirror configured to transmit a portion of the seed laser light reflected by the second curved mirror and reflect the other portion of the seed laser light to the gain medium, a first acoustic wave generator connected to the gain medium and configured to provide a first photoacoustic wave in the gain medium, and a second acoustic wave generator connected to the gain medium and configured to provide a second photoacoustic wave in the gain medium.
摘要:
A method of detecting a bio-material is provided. According to exemplary embodiments of the inventive concept, the method of detecting a bio-material includes fixing a capture antibody to a surface of a fixing structure; providing a sensing antibody composite on the capture antibody; providing an analysis target sample including a bio-material between the capture antibody and the sensing antibody composite to form a composite layer; and providing a seed growing agent on the composite layer, wherein the sensing antibody composite includes an antigen binding part and a chain part, a gold nanoparticle is bonded to one terminal of the chain part, the composite layer includes the capture antibody, the bio-material bonded to the capture antibody, and the sensing antibody composite bonded to the bio-material, and the providing of the seed growing agent includes growing of a size of the gold nanoparticle.
摘要:
Disclosed is a hyperspectral imaging device, which includes a code generator that generates a code signal including first code information and second code information which are orthogonal to each other, a light transmitter that receives the code signal and generates output light including first modulated light modulated based on the first code information and second modulated light modulated based on the second code information, and a receiver that receives reflected light from which the output light is reflected from a sample and obtains a hyperspectral image based on the reflected light and the code signal, and the first modulated light has a first wavelength band and the second modulated light has a second wavelength band different from the first wavelength band.
摘要:
Disclosed are a noninvasive blood glucose measurement apparatus and method using multiple sensors. The noninvasive blood glucose measurement apparatus includes: a first light source unit configured to irradiate light to the biological tissue, a second light source unit configured to irradiate light to the biological tissue, a first receiving unit configured to receive a photoacoustic and/or light transmission signal generated by the light, a second receiving unit configured to receive a light reflection signal reflected by the biological tissue, and a measurement unit configured to measure light reflection characteristics of the biological tissue by using the light reflection signal, measure photoacoustic and/or light transmission characteristics of the biological tissue, and measure blood glucose of the biological tissue on the basis of the light reflection characteristics and the photoacoustic and/or light transmission characteristics.