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Modulated spectral beam combining of diode laser array stack in an external cavity for the enhancement of beam quality
In the generation of side lobes, which is decided by mutual-locked mode (here, the definition of mutual-mode-locked is that the interference of space...
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Shapiro Steps at the Sliding of Charge Density Waves: Oscillations, Frequency Mixing, and Features in High Electric Fields
Recent results on the synchronization of the sliding of charge density waves with a radio-frequency electric field, which is manifested in the...
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Dynamic measurement of gravitational coupling between resonating beams in the hertz regime
To date, there have been few dynamic measurements of gravitation in the laboratory, and fully controlled quantitative experiments have been limited...
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Synthesizing 2h/e2 resistance plateau at the first Landau level confined in a quantum point contact
A comprehensive understanding of quantum Hall edge transmission, especially a hole-conjugate of a Laughlin state such as a 2/3 state, is critical for...
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Effect of lockdown due to COVID-19 on environmental pollutant: a comparative study between top three countries of the world
Pandemic from Corona Virus Diseases 2019 (SARS-COVID-19) is a serious hazard to human health and life which is responsible for the significant...
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Get 48-2018 State Primary Standard of the Unit of Infrared Radiance
The paper considers stages in the development and improvement of high-level measurement standards that provide metrological support to radiance...
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Quadrature nonreciprocity in bosonic networks without breaking time-reversal symmetry
Nonreciprocity means that the transmission of a signal depends on its direction of propagation. Despite vastly different platforms and underlying...
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Investigation of ASE contribution to copper bromide amplifier output signal
The paper is devoted to research the single-pass operating mode of active element on copper bromide vapors and time dependence of ratio «signal/ASE»....
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An adaptive synchronization approach in a network composed of four neurons with energy diversity
Due to the diversity in excitability and some intrinsic parameters, these neurons present different firing patterns and energy diversity becomes...
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Collapsing Gunn Domains as a Mechanism of Self-Supporting Conducting State in Reversely Biased High-Voltage GaAs Diodes
AbstractSwitching of a high-voltage GaAs diode to the conducting state in the delayed impact-ionization mode is simulated and the results are...
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On the Thermal Characterization of Insulating Solids Using Laser-Spot Thermography in a Front Detection Configuration
The application of the laser-spot active lock-in infrared thermography technique for the simultaneous measurement of the thermal diffusivity and...
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Ultrafast laser state active controlling based on anisotropic quasi-1D material
Laser state active controlling is challenging under the influence of inherent loss and other nonlinear effects in ultrafast systems. Seeking an...
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Agile Spectral Multiplication of Narrow-Band Comb using Integrated InP Multi-wavelength Laser
Chip-scale frequency comb sources, due to their reduced footprint, low cost, and energy efficiency, have revolutionized, among others, the fields of...
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Few-Cycle Pulses Directly from a Laser
Advances in ultrashort-pulse laser technology have led to the generation of few-cycle optical pulses directly from oscillators at high repetition...
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A fully stabilized low-phase-noise Kerr-lens mode-locked Yb:CYA laser frequency comb with an average power of 1.5 W
We report a fully stabilized self-referenced all-solid-state-laser frequency comb based on a home-built Kerr-lens mode-locked Yb:CaYAlO 4 oscillator,...
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How to Excite Anti-symmetric Modes in a Symmetric MEMS?
This study reports on an experimental investigation of modal interactions in a microresonator. The resonator is made of a clamped-clamped curved...
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Plasmonic loss compensation in nanowires embedded in rhodamine doped PMMA waveguides
In this work, silver nanowires are embedded in a polymer waveguide doped with Rhodamine 6 G. The waveguides are constructed around selected isolated...
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Pass Matrix Based Graphical Password Authentication on the Android Platform
Most Android users today do not secure authentication layers when using their smartphone apps. Also, after utilizing the apps, users frequently do...
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Simultaneous ground-state cooling of two mechanical modes of a levitated nanoparticle
The quantum ground state of a massive mechanical system is a step** stone for investigating macroscopic quantum states and building high fidelity...
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Using the 2.5-Dimensional PIC Code for Simulating Gyrotrons with Nonsymmetric Operating Modes
Modeling of gyrotrons by the particle-in-cell (PIC) method usually requires three-dimensional simulation. For large parameters of the oversized...