Search Results - "Spectral lines"

Optical Variability and Evidence for a Changing-Look Event in the Galaxy Mrk 6 (IC 450).

Authors: Shomshekova, Saule Aimanova, Gaukhar Huseynov, Nazim et al.

Source: Universe (2218-1997). Apr2026, Vol. 12 Issue 4, p104. 11p.

Study of 27 Polluted White Dwarfs Observed by LAMOST: Spectral Features, Ages, and Kinematics.

Authors: Deng, Yuhong Luo, Yangping

Source: Universe (2218-1997). Mar2026, Vol. 12 Issue 3, p80. 22p.

SCAN-MUSIC: An efficient super-resolution algorithm for large-scale single snapshot line spectral estimation.

Authors: Fei, Zetao Zhang, Hai

Source: Numerical Algorithms. Mar2026, Vol. 101 Issue 3, p2069-2100. 32p.

Narrowband Imaging with Color Cameras: Dual-bandpass filters open up new opportunities for astrophotographers with color detectors.

Authors: Brecher, Ron

Source: Sky & Telescope. Aug2026, Vol. 152 Issue 2, p28-33. 6p.

Observations of the spectral variability of e Cephei.

Authors: Pokhvala, S. Zhilyaev, B.

Source: Bulgarian Astronomical Journal. 2026, Vol. 44, p3-9. 7p.

Relativistic quantum mechanical calculations of Stark broadening of Si III and Si IV spectral lines.

Authors: Wu, Chao Gao, Xiang Wu, Yong et al.

Source: Advances in Space Research. May2026, Vol. 77 Issue 10, p10831-10840. 10p.

Subjects: Stark effect, Spectral lines, Relativistic quantum mechanics, Electron-ion collisions, Plasma diagnostics, Astrophysics

Multi-information fusion of characteristic spectral lines for enhanced quantitative accuracy in laser-induced breakdown spectroscopy.

Authors: Huang, Yutao Liu, Yuan Lin, Xiaomei et al.

Source: JAAS (Journal of Analytical Atomic Spectrometry). May2026, Vol. 41 Issue 5, p1883-1893. 11p.

Subjects: Laser-induced breakdown spectroscopy, Spectral lines, Quantitative research, Soil testing, Heavy metals, Multisensor data fusion, Support vector machines, Signal processing

The Effect of Sample Size on the Interpolation Algorithm of Frequency Estimation.

Authors: Hammood, Husam Ali, Ameer H. Aklo, Nabil Jalil

Source: Iraqi Journal for Electrical & Electronic Engineering. Jun2025, Vol. 21 Issue 1, p156-161. 6p.

Subjects: Fast Fourier transforms, Spectral lines, Sample size (Statistics), Computer simulation

Plasma Spectroscopy during High-Current Electric Explosions of Tungsten Wires in Vacuum.

Authors: Silkis, E. G. Pilia, N. D. Antonov, D. O. et al.

Source: Plasma Physics Reports. Mar2026, Vol. 52 Issue 3, p293-301. 9p.

Subjects: Plasma spectroscopy, Spectral lines, Atomic transitions, Metallic wire, Vacuum technology, Plasma flow, Electric arc

Dataset on Stark broadening of Te II spectral lines.

Authors: Majlinger, Zlatko Dimitrijević, Milan S. Srećković, Vladimir A.

Source: Advances in Space Research. Feb2026, Vol. 77 Issue 3, p4092-4097. 6p.

Subjects: Spectral lines, Tellurium, Ions, Stellar spectra, Collision broadening, Electron density, Temperature, Plasma diagnostics

Investigating the influence of spatial confinement on self-absorption effects in laser-induced breakdown spectroscopy.

Authors: Zhan, WeiJie Liao, Ping Tang, Yun et al.

Source: JAAS (Journal of Analytical Atomic Spectrometry). Mar2026, Vol. 41 Issue 3, p1091-1098. 8p.

Subjects: Laser-induced breakdown spectroscopy, Spectral lines, Quantitative research, Radiation trapping, Plasma diagnostics, Plasma physics

Measurement and Analysis of Overlapping Ammonia Spectral Lines via Dual‐Comb Spectroscopy.

Authors: Rong, Shuangquan Sun, Xiaocong Zhou, Yueting et al.

Source: Microwave & Optical Technology Letters. Mar2026, Vol. 68 Issue 3, p1-6. 6p.

Subjects: Spectral lines, Atmospheric ammonia, Light absorption, Measurement, Spectrometry, Near infrared spectroscopy, Detection limit

Reply to the Comment on "Light Shifts of Coherent Population Trapping Resonances in a Periodically Modulated Laser Field" (JETP Letters 122, 139 (2025)).

Authors: Yudin, V. I. Basalaev, M. Yu. Taichenachev, A. V. et al.

Source: JETP Letters. Apr2026, Vol. 123 Issue 7, p504-507. 4p.

Subjects: Mathematical models, Spectral lines, Quantum interference, Atomic spectra, Optical modulation, Decoherence (Quantum mechanics), Temperature

Indications of Electron-to-Proton Mass Ratio Variations in the Galaxy. III. 0.6 mm Methanol Lines Toward Sgr B2(N) and Orion-KL.

Authors: Vorotyntseva, J. S. Levshakov, S. A.

Source: JETP Letters. Apr2026, Vol. 123 Issue 7, p433-443. 11p.

Subjects: Galactic Center, Spectral lines, Orion Nebula, Higgs bosons, Physical constants, Milky Way, Dark matter, Molecular clouds

Search for gamma-ray spectral lines from dark-matter annihilation with the DAMPE satellite.

Authors: Frieden, Jennifer Maria¹ jennifer.frieden@epfl.ch

Source: EPJ Web of Conferences. 3/6/2025, Vol. 319, p1-4. 4p.

A radon transform-based method for line spectrum enhancement of vector hydrophone LOFAR spectrograms under low SNR conditions.

Authors: Wang, Jun Song, Caixia Qi, Zhiguo

Source: Scientific Reports. 7/15/2025, Vol. 15 Issue 1, p1-11. 11p.

「2024年度最優秀発表賞受賞論文」 原始惑星系円盤における輝線の圧力広がりの 初検出とガス面密度測定手法としての応用.

Authors: 吉田 有宏^1,2 tomohiroyoshida.astro@gmail.com

Source: Planetary People - The Japanese Society for Planetary Sciences. 2025, Vol. 34 Issue 3, p166-177. 12p.

Understanding the Lyα Emission Observed by the Solar Disk Imager Aboard the Advanced Space-Based Solar Observatory.

Authors: Li, Yiliang Zhang, Ping Tian, Zhengyuan et al.

Source: Solar Physics. Jun2025, Vol. 300 Issue 6, p1-21. 21p.

Propagation Regimes and Signal Enhancement Mechanisms of Collinear Double-Pulse Plasma with Varying Inter-Pulse Delays.

Authors: Zhao, Yang Zhang, Lei Tian, Zhihui et al.

Source: Sensors (14248220). Jun2025, Vol. 25 Issue 11, p3409. 14p.

Spectral Irradiance Variability in Lyman-Alpha Emission During Solar Flares.

Authors: Majury, Luke Milligan, Ryan Butler, Elizabeth et al.

Source: Solar Physics. May2025, Vol. 300 Issue 5, p1-21. 21p.