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Two-photon excitation microscopy

Nanodiamonds enable adaptive-optics enhanced, super-resolution, two-photon excitation microscopy

Nanodiamonds enable adaptive-optics enhanced, super-resolution, two-photon excitation microscopy

... The photostability of the NV defect makes it particularly suited to computational super-resolution techniques such as Super-Resolution Radial Fluctuations (SRRF) imaging. The algorithm and theory underlying the method is ...

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Reduction of the pulse duration of the ultrafast laser pulses of the Two Photon Laser Scanning Microscopy (2PLSM)

Reduction of the pulse duration of the ultrafast laser pulses of the Two Photon Laser Scanning Microscopy (2PLSM)

... of two prisms separated by air space. This air separation between the two prisms uses to delay the red wavelength when the light leaves the first prism to the air then to second ...the two kinds of ...

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Dinuclear Ruthenium( II) Complexes as Two- Photon, Time- Resolved Emission Microscopy Probes for Cellular DNA

Dinuclear Ruthenium( II) Complexes as Two- Photon, Time- Resolved Emission Microscopy Probes for Cellular DNA

... both emission intensity and emission lifetime. Herein we demonstrate that these properties mean that 1 and 2 also function as DNA specific lifetime-based intracellular probes, where visualization is achieved through long ...

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Fluorescence excitation analysis by two-photon confocal laser scanning microscopy: a new method to identify fluorescent nanoparticles on histological tissue sections

Fluorescence excitation analysis by two-photon confocal laser scanning microscopy: a new method to identify fluorescent nanoparticles on histological tissue sections

... of two-photon confocal laser scan- ning microscopes (CLSMs) equipped with tunable lasers to produce spectral excitation image ...these excitation image ...a two-photon CLSM ...

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Super resolution Imaging by Two photon Structured Illumination Microscopy

Super resolution Imaging by Two photon Structured Illumination Microscopy

... of two-photon excitation to confocal laser scanning microscope (CLSM) leads two-photon laser scanning microscopy (TPLSM) to become an important tool in ...of two photons ...

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Dinuclear Ruthenium(II) Complexes as Two-Photon, Time-Resolved Emission Microscopy Probes for Cellular DNA

Dinuclear Ruthenium(II) Complexes as Two-Photon, Time-Resolved Emission Microscopy Probes for Cellular DNA

... both emission intensity and emission lifetime. Herein we demonstrate that these properties mean that 1 and 2 also function as DNA specific lifetime-based intracellular probes, where visualization is achieved through long ...

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Two photon excitation for C2V molecules based on the full relativistic theory

Two photon excitation for C2V molecules based on the full relativistic theory

... Since two-photon absorption had been theoretically described by Maria Göppert-Mayer as early as in 1931, the multiphoton process has been one of the most inter- ested focuses after laser sources and ...

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Two-photon laser scanning fluorescence microscopy using photonic crystal fibre

Two-photon laser scanning fluorescence microscopy using photonic crystal fibre

... To demonstrate the benefits of the dispersion-compensated system, we performed TPLSM using both the PCF-enabled pre-compensation system and the commercial Ti:Sapphire laser unit. The first sample imaged was guinea pig ...

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Comparative Two-Photon Fluorescence Microscopy Analysis of Riboflavin Penetration in Two Different Solutions: Dextran and Hydroxypropyl Methylcellulose

<p>Comparative Two-Photon Fluorescence Microscopy Analysis of Riboflavin Penetration in Two Different Solutions: Dextran and Hydroxypropyl Methylcellulose</p>

... multi- photon microscope (LSM 780 microscope; Zeiss, Oberkochen, Germany) which operates pulsed infrared laser light generating images through the excitation of ...Multiphoton microscopy has the ...

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Monitoring Photosensitizer Uptake Using Two Photon Fluorescence Lifetime Imaging Microscopy

Monitoring Photosensitizer Uptake Using Two Photon Fluorescence Lifetime Imaging Microscopy

... sources, two-photon laser excitation takes advantage of nonlinear optical effects from near-IR ultrafast lasers to confine the imaging spot size to femto-liter volumes with less scattering effect at ...

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Recent advances in hydrogen peroxide imaging for biological applications

Recent advances in hydrogen peroxide imaging for biological applications

... confocal microscopy [28]. In the two-photon process, a molecule simultaneously absorbs two photons whose individual en- ergy is only half of the energy needed to excite that mol- ecule, and ...

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Signal Efficiency in Gradient Index Lens Based Two Photon Microscopy

Signal Efficiency in Gradient Index Lens Based Two Photon Microscopy

... both excitation and emission light paths through the same nose-piece optics ...based two photon laser scanning system in the backscattering signal detection ...

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Labeling Human Mesenchymal Stem Cells with Gold Nanocages for in vitro and in vivo Tracking by Two-Photon Microscopy and Photoacoustic Microscopy

Labeling Human Mesenchymal Stem Cells with Gold Nanocages for in vitro and in vivo Tracking by Two-Photon Microscopy and Photoacoustic Microscopy

... fluorescence microscopy, multi-photon microscopy utilizes local- ized non-linear excitation from a pulsed laser to excite fluorophores only at the focal plane, resulting in a quadratic ...

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Exploration of the two-photon excitation spectrum of fluorescent dyes at wavelengths below the range of the Ti:Sapphire laser

Exploration of the two-photon excitation spectrum of fluorescent dyes at wavelengths below the range of the Ti:Sapphire laser

... one-photon excitation (Sako et ...ing two-photon excitation potentially advantageous for cell physiology ...for two-photon microscopy is the ultrashort pulsed ...

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Time resolved nanosecond fluorescence lifetime imaging and picosecond infrared spectroscopy of combretastatin A 4 in solution and in cellular systems

Time resolved nanosecond fluorescence lifetime imaging and picosecond infrared spectroscopy of combretastatin A 4 in solution and in cellular systems

... confocal microscopy which has good spatial and temporal resolution and which also has the power to detect individual molecular species in living cells based on fluorescence or Raman spectroscopy ...the ...

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Widefield two-photon excitation without scanning : live cell microscopy with high time resolution and low photo-bleaching

Widefield two-photon excitation without scanning : live cell microscopy with high time resolution and low photo-bleaching

... in two-photon imaging by the use of slit scanning [5] or the scanning of multiple foci, preferably uncorrelated in time [6 – ...[11]. Two-photon light-sheet microscopy has also been ...

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Multi-photon excitation microscopy

Multi-photon excitation microscopy

... Multiphoton excitation microscopy (MPE) has its roots in two-photon excitation (2PE) microscopy whose story dates back more than 70 ...of two-photon quantum ...

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Three photon light sheet fluorescence microscopy

Three photon light sheet fluorescence microscopy

... transform along the axial direction (Fig. 3(b)). The MTF con- cisely represents information of both resolution and contrast. We set a practical noise-floor at 5% contrast to determine the maximum axial resolution, which ...

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Preclinical Imaging Biomarkers for Postischaemic Neurovascular Remodelling

Preclinical Imaging Biomarkers for Postischaemic Neurovascular Remodelling

... fluorescence microscopy offer the ability for repeated imaging longitudinally in the same animals, which circumvents two major problems: (1) needing to sacrifice animals after critical time intervals in a ...

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Energy transfer between a biological labelling dye and gold nanorods

Energy transfer between a biological labelling dye and gold nanorods

... To fuel the current revolution in life science imag- ing new experimental tools that enable the manipulation of biomolecules and the study of biological processes at the molecular level are needed. ...

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