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Prospects for multimodal visualisation of biological tissues using fluorescence imaging

期刊: QUANTUM ELECTRONICS, 2021; 51 (2)

We investigate skin optical clearing in laboratory animals ex vivo and in vivo by means of low-molecular-weight paramagnetic contrast agents used in m......

Type-II GaAsBi QDs/GaSb for middle-wave and long-wave infrared lasers

期刊: QUANTUM ELECTRONICS, 2021; 51 (3)

A GaSb/GuAsBi type-II quantum dot structure is proposed for fabricating middle-wave infrared (MWIR) and long-wave infrared (I,WIR) lasers. The finite ......

Stable Q-switched mode-locking of an in-band pumped Ho : Y2O3 ceramic laser at 2117 nm

期刊: QUANTUM ELECTRONICS, 2021; 51 (5)

We have demonstrated stable Q-switched mode-locked operation of an in-band pumped Ho : Y2O3 ceramic laser at 2117 nm by using an InGaAs/GaAs-based sat......

Thermal optical properties, Q-switching and frequency tuning of an Nd: LGGG laser based on the F-4(3/2) -> I-4(13/2) transition of a neodymium ion

期刊: QUANTUM ELECTRONICS, 2021; 51 (2)

Laser characteristics of continuous-wave (cw) and passively Q-switched Nd: LGGG lasers based on the F-4(3/2) -> I-4(13/2) transition of an neodymiu......

2D microspatial distribution uniformity of photon detection efficiency and crosstalk probability of multi-pixel photon counters

期刊: QUANTUM ELECTRONICS, 2020; 50 (2)

Two-dimensional (2D) microspatial distribution uniformity of photon detection efficiency (PDE) and optical crosstalk probability P-ct of multi-pixel p......

Application of deep neural networks to improve diagnostic accuracy of rheumatoid arthritis using diffuse optical tomography

期刊: QUANTUM ELECTRONICS, 2020; 50 (1)

A set of deep neural network models for rheumatoid arthritis (RA) classification using a highway network, a convolutional neural network and a residua......

Low-threshold, single-transverse-mode, 940-nm vertical-cavity surface-emitting laser with a mode filter and half-wavelength cavity

期刊: QUANTUM ELECTRONICS, 2020; 50 (8)

We demonstrate a structure for a vertical-cavity surface-emitting laser (VCSEL) with a mode filter and half-wavelength (lambda/2) cavity. The effects ......

Intracavity sum-frequency generation of a 795 nm pulsed laser with a short pulse width based on two MgO PPLN crystals

期刊: QUANTUM ELECTRONICS, 2019; 49 (2)

We report a 795 nm tunable pulsed laser with intracavity sum-frequency generation (SFG) based on an optical parametric oscillator (OPO) pumped by a 10......

JIF:1.4

Generation of controllable Ince - Gaussian modes in a passively Q-switched microchip laser under truncated decentred Gaussian beam pumping

期刊: QUANTUM ELECTRONICS, 2019; 49 (3)

We report a passively Q-switched (PQS) Nd : YAG/Cr4+:YAG microchip laser pumped by a truncated decentred Gaussian beam for controllable Ince - Gaussia......

JIF:1.4

146.4 W end-pumped Ho:YAG slab laser with two crystals

期刊: QUANTUM ELECTRONICS, 2018; 48 (8)

We report a high-power two-crystal Ho:YAG slab laser. A maximum cw output power of 146.4 W at a wavelength of 2090.7 nm is achieved, corresponding to ......

JIF:1.4

Enhancing the signal-to-noise ratio for laser ranging by adjusting the photon equivalent threshold of a multi-pixel photon counter

期刊: QUANTUM ELECTRONICS, 2018; 48 (11)

A photon equivalent (PE) threshold-adjusting regime for laser ranging is proposed based on a multi-pixel photon counter (MPPC), and the mechanism of P......

JIF:1.4

ABC-model analysis of gain-switched pulse characteristics in low-dimensional semiconductor lasers

期刊: QUANTUM ELECTRONICS, 2018; 48 (1)

The gain-switching dynamics of low-dimensional semiconductor lasers is simulated numerically by using a two-dimensional rate-equation model. Use is al......

JIF:1.4

Design and analysis of logic NOR, NAND and XNOR gates based on interference effect

期刊: QUANTUM ELECTRONICS, 2018; 48 (2)

We have developed and analysed logic NOR, NAND and XNOR gates based on two dimensional (2D) photonic crystals at a wavelength of 1.55 mu m. The interf......

JIF:1.4

Ultra-fast photon counting with a passive quenching silicon photomultiplier in the charge integration regime

期刊: QUANTUM ELECTRONICS, 2018; 48 (2)

An ultra-fast photon counting method is proposed based on the charge integration of output electrical pulses of passive quenching silicon photomultipl......

JIF:1.4

Broadband mid-IR difference-frequency generation in 5 mol % MgO-doped periodically and aperiodically poled lithium niobate

期刊: QUANTUM ELECTRONICS, 2018; 48 (3)

We have theoretically investigated broadband mid-infrared (mid-IR) difference-frequency generation (DFG) in 5 mol % MgO-doped periodically poled lithi......

JIF:1.4

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