905 Result(s)
within
Yu** Zhou
Physics
Characterization and Evaluation of Materials
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Article
Photonics joint radar and communication system using dual-band LFM-based signals with opposite chirp polarities
A photonics joint radar and communication (JRC) system using dual-band linear frequency modulation (LFM)-based waveforms is proposed and demonstrated. In the scheme, four optical chirp sidebands are generated ...
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Article
Preparation of Dextran- and Carboxymethyl Dextran–Coated Fe3O4 Nanoparticles for Breast Cancer Cell Labeling and Magnetic Hyperthermia
Breast cancer is one of the deadliest cancers for women, so cell labeling and therapy of breast cancer become imperative. In this work, dextran- and carboxymethyl dextran–coated Fe3O4 nanoparticles (Fe3O4@DEX and...
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Manipulation of dynamic behavior of impacting droplets by surface patterns
This work explores the manipulation method for controlling the dynamic behavior of impacting droplets using surface patterns. By designing and implementing four radially patterned surfaces with strategically p...
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Article
Stability and solitonic wave solutions of (2+1)-dimensional chiral nonlinear Schrödinger equation
In this work, the (2+1)-dimensional chiral nonlinear Schrödinger equation that describes about quantum field concept in physics and other physical sciences are studied and solved by utilizing the two modern te...
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Article
Mode transmission performance study of a novel heterogeneous helical cladding fiber with an isolation ring
Large mode area (LMA) fibers are widely used in high power fiber lasers to solve the nonlinear problems. In this work, a novel structure of LMA fiber with heterogeneous helical claddings and an inner isolation...
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Article
Monitoring TES Loop Gain in Frequency Multiplexed Readout
We present a method for precise monitoring of the loop gain of transition edge sensors (TES) under electrothermal feedback. The measurement is implemented on the ICE DfMux electronics and operates simultaneous...
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Article
The effect of temperature on the roll graphite films derived from Kapton polyimide films
Aromatic polyimide films are widely used in high-tech fields due to their excellent combination of thermal, mechanical, and electrical properties. These films serve as precursors for the preparation of high th...
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Article
Temperature effects on luminescence of YNbO4:Er3+/Tm3+/Yb3+ white-light upconversion phosphor and sensing behavior based on thermally and non-thermally coupled levels
Tri-doped phosphor YNbO4:Er3+/Tm3+/Yb3+ was prepared by solid-state reaction method. The XRD and SEM results reveal that the product is a monoclinic phase of YNbO4 with high crystallinity and the particles presen...
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Article
Sound insulation properties of plate-type acoustic metamaterial structures with different types of resonators
Low frequency noise control is difficult due to the large wavelength. Acoustic metamaterials (AMs) bring a new sight for low frequency noise control because they can control low frequency wave with subwaveleng...
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Article
A Method of Measuring TES Complex ETF Response in Frequency-Domain Multiplexed Readout by Single Sideband Power Modulation
The digital frequency-domain multiplexing technique is widely used for astrophysical instruments with large detector arrays. Detailed detector characterization is required for instrument calibration and system...
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Article
Ba Do** Effects on the Superconductivity and Electronic Structure of K2Mo3As3
The do** effects of alkaline earth metal Ba on the quasi-one-dimensional superconductor K2Mo3As3 have been systematically investigated. A series of polycrystalline samples (K1–xBax)2Mo3As3 with nominal do** l...
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Article
Magnetic Shield Design and Simulation Optimization of Metallic Magnetic Calorimeter in Ultra-Low Temperature Working State
Metallic magnetic calorimeters (MMC) are low-temperature particle detectors based on calorimetry. They typically operate at temperatures below 100 mK. They utilize a metallic paramagnetic temperature sensor to...
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Article
Structural characteristics and thermal performances of paraffin-based phase change materials for phase change sunshade
As an inexpensive and easily available organic phase change material (PCM), paraffin has good energy storage effect and can realize efficient energy storage and utilization. In this work, paraffin section–laur...
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Article
Narrowband channel drop filter with high transmission based on nested hexagonal cavity
Optical photonic crystal channel drop filters (CDFs) are widely used due to the sensitivity of individual wavelength among the group of channels in optical communication networks. However, most of the existing...
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Article
Laser rear-side ablation mechanism for ITO removal on PET substrate
To establish the optimal processing parameters, it is imperative to gain an understanding of the interactions and ablation mechanisms between the picosecond pulsed laser and indium tin oxide (ITO) films. This ...
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Article
Direct generation of vortex beams from an off-axis pumped all-solid-state laser
An off-axis pumped all-solid-state laser is proposed for the direct generation of Laguerre Gauss (LG) vortex beams with single handedness. The superposition states of the LG+01 and LG-01 beams with opposite hande...
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Article
Study on the Arrangement of REBCO Double-Pancake Coils with Different Critical Currents in 30-T Superconducting Magnets
We have designed a 30-T superconducting magnet for important experimental facilities in condensed matter physics research. The critical current of rare-earth barium copper oxide (REBCO) tapes directly or indir...
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Article
Tuning of Critical Temperature and Aging Effect of Ti Films For Superconducting Transition-Edge Sensors
Superconducting transition-edge sensors (TESs) are widely used to detect electromagnetic radiation ranging from millimeter wave to γ-ray photons. The energy resolution of TESs is mainly determined by their cri...
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Article
Numerical Study of the Electromagnetic-Thermal Characteristics During the Charging Process of Ultra-high Field HTS Insert Magnet
The rapid development of the rare earth barium copper oxide (REBCO) coated conductor makes it possible to manufacture ultra-high field (UHF) superconducting magnets. However, the thermal field inside REBCO hig...
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Article
Spatial dynamic image planning based on wearable optoelectronic devices for tactical simulation of table tennis tournaments
Table tennis players need to have tactical awareness, that is, to choose the most appropriate tactical strategy to deal with the opponent's situation and the game situation. But in practice, many athletes tend...
