128 Result(s)
within
**-Peng Li
Physics, general
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Article
Interstitial Strengthening of a Cast and Wrought Ni-Based Heavy Density Matrix Alloy by Carbon Addition
An interstitial strengthened Ni-based heavy-density matrix alloy (Ni-37W-19Co-xC) was prepared by conventional casting and wrought metallurgy techniques, and the effect of carbon addition on the microstructure...
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Article
Open AccessUltrabroadband valley transmission and corner states in valley photonic crystals with dendritic structure
In photonic crystal systems, topologically protected edge states and corner states can be achieved by breaking spatial inversion symmetry, which is expected to be applied to topologically protected lasers, opt...
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Article
Security of quantum key distribution with virtual mutually unbiased bases
In a perfect quantum key distribution (QKD) protocol, quantum states should be prepared and measured with mutually unbiased bases (MUBs). However, in a practical QKD system, quantum states are generally prepar...
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Article
Tailoring chaotic motion of microcavity photons in ray and wave dynamics by tuning the curvature of space
Microcavity photon dynamics in curved space is an emerging interesting area at the crossing point of nanophotonics, chaotic science, and non-Euclidean geometry. We report the sharp difference between the regul...
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Article
Observation of spectral lines in the exceptional GRB 221009A
As the brightest gamma-ray burst ever observed, GRB 221009A provided a precious opportunity to explore spectral line features. In this article, we performed a comprehensive spectroscopy analysis of GRB 221009A...
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Article
High power nanosecond optical vortex laser oscillation in mode-selection slab resonator
A method for generating high-power, millijoule level single pulse energy optical vortex laser using a mode-selection slab resonator is proposed and experimentally demonstrated. The optical resonator forms a st...
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Article
A wireless optoelectronic probe to monitor oxygenation in deep brain tissue
Real-time detection of tissue oxygenation in the nervous system is crucial in neuroscience studies and clinical diagnostics. Complementary to blood oxygenation levels, the partial pressure of oxygen in brain t...
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Article
HiFAST: An Hi data calibration and imaging pipeline for FAST
The Five-hundred-meter Aperture Spherical radio Telescope (FAST) has the largest aperture and a 19-beam L-band receiver, making it powerful for investigating the neutral hydrogen atomic gas (Hi) in the universe. ...
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Article
Open AccessCollisional cooling of a Fermi gas with three-body recombination
Evaporative cooling stands as the prevailing method for achieving ultracold temperatures in atomic systems. Current schemes of evaporation selectively remove the hotter atoms near the edge of the trap, as the ...
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Article
Open AccessTwo-dimensional phase diagram of the charge density wave in doped CsV3Sb5
Kagome superconductors AV3Sb5 (A = K, Rb and Cs) have attracted much recent attention due to the coexistence of multiple exotic orders. Among them, the charge density wave (CDW) order has been shown to host vario...
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Open AccessSemi-device-independent quantum random number generator with a broadband squeezed state of light
Random numbers are a basic ingredient of simulation algorithms and cryptography, and play a significant part in computer simulation and information processing. One prominent feature of a squeezed light is its ...
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Article
Open AccessBuried palaeo-polygonal terrain detected underneath Utopia Planitia on Mars by the Zhurong radar
As the largest basin on Mars, Utopia Planitia has both experienced and recorded variations of the Martian palaeoclimate. Layered subsurface structures have been identified by ground-penetrating radar in southe...
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Article
On-chip optoelectronic logic gates operating in the telecom band
Optoelectronic logic gates (OELGs) are promising building blocks for next-generation logic circuits and potential applications in light detection and ranging, machine vision and real-time video analysis. On-ch...
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Article
Atom-referenced and stabilized soliton microcomb
For the applications of the frequency comb in microresonators, it is essential to obtain a fully frequency-stabilized microcomb laser source. In this study, we present a system for generating a fully atom-refe...
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Article
Scintillation Arc from FRB 20220912A
We present the interstellar scintillation analysis of fast radio burst (FRB) 20220912A during its extremely active episode in 2022 using data from the Five-hundred-meter Aperture Spherical Radio Telescope (FAS...
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Article
Strong-coupling superconductivity with Tc above 70 K in Be-decorated monolayer T-graphene
Using first-principles calculations, we predict a new type of two-dimensional (2D) beryllium(Be)-decorated T-graphene named BeC2, where Be atoms are inserted into C–C bonds linking the carbon tetrarings of T-grap...
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Article
Author Correction: A one-third magnetization plateau phase as evidence for the Kitaev interaction in a honeycomb-lattice antiferromagnet
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Article
Open AccessA multi-cubic-kilometre neutrino telescope in the western Pacific Ocean
Next-generation neutrino telescopes with substantially improved sensitivity are required to pinpoint the sources of the diffuse astrophysical neutrino flux detected by IceCube and uncover the century-old puzzl...
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Article
Molecular Dynamics Simulation for Nanoindentation on Nano-Laminated Dual-Phase CoCrFeMnNi High-Entropy Alloy
Single-crystal face-centered cubic high-entropy alloys (SCF-HEAs) CoCrFeMnNi have gained considerable interest because of their excellent mechanical properties. It is believed that building a proper nano-lamin...
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Article
A one-third magnetization plateau phase as evidence for the Kitaev interaction in a honeycomb-lattice antiferromagnet
The magnetization of a quantum magnet can be pinned at a fraction of its saturated value by collective effects. One example of such a plateau phase is found in spin-1/2 triangular-lattice antiferromagnets. The...
