Superresolution refers to the enhancement or improvement of the spatial resolution beyond the conventional limits imposed by the diffraction of light. In the context of imaging, it is a set of techniques and algorithms that aim to achieve higher...

Nanoparticle photonic resonator absorption microscopy is a microscopy technique that combines the principles of photonic...

The process in which the normal rate of fluorescent emission from a substance is enhanced by virtue of the optical gain of...

The technique that uses light to detect and analyze the antibodies produced by a specimen stained with an organic dye.

Laser-induced fluorescence (LIF) is a spectroscopic technique that involves using a laser to excite molecules or atoms,...

Also known as single plane illumination microscopy (SPIM), this process was designed for imaging of sensitive samples and...

A blue diode laser is a type of semiconductor laser that emits light in the blue wavelength range of the electromagnetic...

A fiber optic spectrometer is a device used for measuring the spectral content of light. It utilizes optical fibers to...

A single-photon avalanche diode (SPAD) is a specialized type of photodetector designed to detect extremely weak optical...

A laser having a material, such as ruby, that has an energy state structure of three levels: the ground state (1) wherein...

The analysis and measurement of the fluorescence emitted by a source. Fluorometric processes are more sensitive than light...

In ultraviolet and fluorescence photography, the term applied to the filter used in the photographic system and with the...

Structured illumination microscopy (SIM) is an advanced optical imaging technique used in microscopy to enhance the...

In the context of optical materials, the term "impurity level" refers to the presence of foreign atoms or molecules within...

A time-to-amplitude converter (TAC) is an electronic circuit that converts a time interval between two events into an...

Fluorescence is a type of luminescence, which is the emission of light by a substance that has absorbed light or other...

Fluorescence produced as a result of the intrinsic property of the material itself or the doping of the material with trace...

A monochromator is an optical instrument used to isolate and select a narrow range of wavelengths from a broader spectrum of...

An automatic scanning instrument that is used to study a substance's fluorescence over a wide range of wavelengths. It...

Referred to as SWCNTs, these cylindrical nanostructures composed of a folded sheet of graphene can be used as near-infrared...

A photodetector, also known as a photosensor or photodiode, is a device that detects and converts light into an electrical...

A chemical substance that exhibits fluorescence when excited by ultraviolet radiation, x-rays or an electron beam. The...

A lab-on-a-chip (LOC) is a miniaturized device that integrates various laboratory functions and capabilities onto a single,...

A powerful method, referred to as FCS, for determining the average diffusion coefficients of fluorescent molecules in...

Fluorescence produced by a material that has been treated with a dilute solution of fluorescing material.

The photographic recording of a subject that exhibits luminescence only for an extremely short time (10-8 s) after the...

A type of laser spectroscopy used to measure short-lived isotopes by observing sudden bursts of fluorescence resulting from...

Spectral flow cytometry is an advanced flow cytometry technique that expands the capabilities of traditional flow cytometry...

An EMCCD (electron-multiplying charge-coupled device) camera is a type of scientific camera specifically designed for...

The collection and detection of x-rays by virtue of their ionizing properties. The ionization may be perceived directly by a...

Fluorescence imaging technique in which the excitation light from the objective is directed into the sample producing...

With respect to atomic fluorescence spectroscopy, the fluorescence that is emitted by an atom at a spectral line of a...

The analysis of fluorescence emitted by discrete atoms, in flames, that have absorbed radiation from an external source. It...

An instrument used to detect the fluorescence emitted by a source in comparison with a reference.

The fluorescent emission spectrum emitted by certain substances following the irradiation of one of these substances with...

Fluorescence formed when atoms of one element collide with excited atoms of another.

Any fluorescence in which the wavelength of the emitted light differs from that of the absorbed light.

A photomultiplier tube (PMT) is a highly sensitive vacuum tube that detects and amplifies low levels of light. It is widely...

A long-pass filter is an optical filter that allows longer wavelengths of light to pass through while blocking or...

The suppression of fluorescence by absorption of the stimulating radiation.

Luminescence is the emission of light that occurs without the involved substance undergoing a significant increase in...

Single-molecule Förster resonance energy transfer (smFRET) is a specialized technique in biophysics and molecular...

Metabolic imaging refers to the visualization and quantification of metabolic processes within living organisms, tissues, or...

Fluorescence microscopy is a specialized optical imaging technique used in biology, chemistry, and materials science to...

This results from the simultaneous absorption of two photons, each having half the energy needed for excitation and...

The light emitted from tissues without the use of fluorescent dyes as markers. Because cancerous tissues and normal tissues...

An optical filter is a device that selectively transmits or blocks specific wavelengths, or colors, of light. Optical...

A filter fluorometer that uses a photomultiplier tube to detect the fluorescence of a sample.

Ratiometry is a technique used in various scientific fields, particularly in analytical chemistry and biochemistry, to...

A device, also called a fluorescence lifetime instrument, that measures decay curves of fluorescing samples. It generally...

Technique using functional optical microscope with the addition of a coherent source collinear with the image path. The...

Recombinase polymerase amplification (RPA) is a molecular biology technique used to rapidly amplify specific DNA or RNA...

A type of fluorescence spectroscopy in which an excimer laser, a dye laser and a frequency-doubling device are used to...

A fiber optic imaging bundle is a specialized optical device composed of multiple optical fibers bundled together. Each...

A dichroic mirror, also known as a dichroic beamsplitter or interference filter beamsplitter, is an optical device that...

Intravital microscopy is an imaging technique used to visualize biological processes within living organisms, typically in...

STED microscopy, or stimulated emission depletion microscopy, is a superresolution imaging technique in fluorescence...

Spatially offset Raman spectroscopy (SORS) is a technique that extends traditional Raman spectroscopy by incorporating...

Time-correlated single photon counting (TCSPC) is a technique used in photon counting applications, particularly in the...

Förster resonance energy transfer (FRET) is a mechanism describing the transfer of energy between two closely spaced...

Autofluorescence refers to the natural emission of fluorescence exhibited by certain biological structures or molecules when...

In atomic fluorescence spectroscopy, fluorescence emitted by an atom at a spectral line of a wavelength identical to that of...

A fluorophore is a molecule or a portion of a molecule that has the ability to emit light upon excitation by an external...

Photobleaching is a phenomenon in which the fluorescence of a fluorophore (a fluorescent molecule or dye) is permanently...

Three-photon microscopy is an advanced imaging technique that belongs to the family of multi-photon microscopy methods. It...

Wide-field fluorescence microscopy uses either naturally occurring structures or staining with fluorescent tags that are...

A nitrogen vacancy (NV) refers to a specific type of defect or impurity in a crystal lattice where a nitrogen atom replaces...

Medical lasers are devices that produce intense beams of light with specific characteristics and properties, which are used...

The spectroscopic study of radiation emitted by the process of fluorescence.

A pump-probe technique whereby a single wavelength source may be used in order to excite a given sample to determine...

Ultraviolet (UV) fiber optics refers to optical fibers that are designed and optimized for the transmission of ultraviolet...

Total internal reflection fluorescence (TIRF) microscopy is an advanced fluorescence microscopy technique that leverages the...

The use of a short-duration electron beam to record high-speed events that occur in microscopic objects made of materials...

A method for remote measurement of the temperature of moving surfaces in harsh environments by using a laser to stimulate...

This type of miniaturized system, referred to as CMOS qPCR, combines microfluidic technology with an ultralow-light CMOS...

Stochastic optical reconstruction microscopy (STORM) is a superresolution microscopy technique that enables imaging of...

Fluorescence lifetime imaging (FLIM) is an advanced imaging technique that provides information about the lifetime of...

Fluorescent proteins are proteins that exhibit the property of fluorescence, which is the ability to absorb light at a...

The optical energy transfer between ions of differing atoms.

Flow cytometry is a powerful technique used in biology and medicine for the quantitative analysis of the physical and...

Scientific complementary metal-oxide semiconductor (sCMOS) refers to a type of image sensor technology specifically designed...

Spectroscopy is a technique used in the study of interactions between matter and electromagnetic radiation. It involves...

A calcium indicator is a molecule that is sensitive to changes in calcium ion (Ca2+) concentrations in biological systems....

An APD detector, or avalanche photodiode detector, is a type of photodetector used to detect light or optical signals by...

An optical recording technique that uses light source(s), a beamsplitting cube, light detector(s) and an optical fiber...

An intensified charge-coupled device (ICCD) camera is an advanced imaging device that combines the capabilities of both an...

Microscopy is a scientific technique that involves the use of microscopes to observe and study objects that are too small to...

A fluorescent screen refers to a phosphorescent or fluorescent-coated surface that emits visible light when exposed to other...

Fluorescence lifetime refers to the average time it takes for a fluorophore, a molecule that absorbs light at one wavelength...

Two-photon excited fluorescence (TPEF) is a nonlinear optical method that allows imaging of biological cells and living...

A nonradiative transition refers to a process in which an electron or an atom undergoes a change in its energy state without...

The study of flames by means of a laser emitting blue light and a spectrometer to measure the green fluorescence created by...

An instrument used to measure the duration of fluorescence emanating from a biological sample to monitor and evaluate its...

A fluoroscope equipped with a magnified, fine-grained fluorescent screen to determine the fluorescence emitted by a...

A device that measures the intensity of photochemically active radiation, particularly from the sun. One form of this...