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1. Analysis of dual band emission in SRR integrated terahertz photoconductive antenna

   A novel approach for generating dual-band emission from terahertz (THz) photoconductive antenna (PCA) is reported for the first time, by employing...

   M. Shalini, Haritha Mohan, ... M. Ganesh Madhan in Optical and Quantum Electronics

   Article 17 December 2022
   

2. Spectral Characteristics of Self-Emission from Electric Thrusters with Closed Electron Drift in the Radio-Frequency Band for Various Propellants

   Abstract

   We have considered procedure and results of the experimental study for spectral characteristics of self emission from laboratory models of...

   A. P. Plokhikh, N. A. Vazhenin, ... S. O. Shilov in Cosmic Research

   Article 03 October 2022
   

3. Band-to-Band Transitions

   Optically induced band-to-band transitions are resonance transitions and related to the band structure by the momentum matrix-element and the joint...

   Karl W. Böer, Udo W. Pohl in Semiconductor Physics

   Reference work entry 2023
   

4. Optical band-diagram, Urbach energy tails associated with photoluminescence emission in defected ZnO thin films deposited by sol–gel process dip-coating: effect of precursor concentration

   This study employs zinc acetate as the precursor for synthesizing pure zinc oxide thin films through the sol–gel process. Comprehensive...

   Ibrahim Yaacoub Bouderbala, Amir Guessoum, ... Imed-Eddine Bouras in Applied Physics A

   Article 28 February 2024
   

5. Entanglement of three-level atomic system and spontaneous emission fields in a vacuum and near the 1D photonic crystal band gap

   The time evolution of the quantum entropy in a GaAs/AlAs one-dimensional photonic crystal (1DPC) with an atomic system defect layer is investigated...

   Jalil Shiri, Javad Khalilzadeh, Seyyed Hossein Asadpour in Optoelectronics Letters

   Article 14 November 2022

6. Broad-Band Modelling of GRB Afterglows

   Observations of GRB afterglows ranging from radio to X-ray frequencies generate large data sets. Careful analysis of these broad-band data can give...

   Edo Berger, Re’em Sari, ... Shri Kulkarni in Gamma-Ray Bursts in the Afterglow Era

   Conference paper
   

7. Temperatures in the Upper Mesosphere and Lower Thermosphere from O₂ Atmospheric Band Emission Observed by ICON/MIGHTI

   The Michelson Interferometer for Global High-resolution Thermospheric Imaging (MIGHTI) was launched aboard NASA’s Ionospheric Connection (ICON)...

   M. H. Stevens, C. R. Englert, ... Thomas J. Immel in Space Science Reviews

   Article Open access 21 November 2022
   

8. Light Emission and Laser

   In this chapter, physics of luminescence and laser oscillations are treated in detail. First the definition of Einstein coefficients is introduced to...

   Chihiro Hamaguchi in Basic Semiconductor Physics

   Chapter 2023
   

9. Whole-infrared-band camouflage with dual-band radiative heat dissipation

   Advanced multispectral detection technologies have emerged as a significant threat to objects, necessitating the use of multiband camouflage....

   Bing Qin, Yining Zhu, ... Qiang Li in Light: Science & Applications

   Article Open access 04 October 2023
   

10. Radio Variability and Broad-Band Spectra of Infrared Galaxies with and without OH Megamaser Emission

    Abstract —We study the radio variability of galaxies with and without sources of hydroxyl (OH) megamaser radiation based on the continuum radio...

    Yu. V. Sotnikova, T. V. Mufakharov, ... R. Y. Udovitskiy in Astrophysical Bulletin

    Article 30 September 2022
    

11. 4.7 μm CO and H2 Line Emission in NGC 2071

    Two lines of the fundamental vibration-rotation band of carbon monoxide at 4.7 μm have been detected in emission in the NGC 2071 IR out.ow region,...

    Dolores M. Walther, Thomas R. Geballe in High Resolution Infrared Spectroscopy in Astronomy

    Conference paper
    

12. Dual-band polarized upconversion photoluminescence enhanced by resonant dielectric metasurfaces

    Lanthanide-doped upconversion nanoparticles emerged recently as an attractive material platform underpinning a broad range of innovative applications...

    Ziwei Feng, Tan Shi, ... ** Li in eLight

    Article Open access 18 September 2023
    

13. Synthesis of Zn metal contents-dependent ultra-wide-band gap ZnS nanoparticles

    Wide-band gap and ultra-wide-band gap materials are of great interest since these cover wide range of electromagnetic spectrum for technological...

    Amina Nazim, Bushra Parveen in Applied Physics A

    Article 31 October 2023
    

14. Band-to-Band Transitions

    Optically induced band-to-band transitions are resonance transitions and related to the band structure by the momentum matrix-element and the joint...

    Karl W. Böer, Udo W. Pohl in Semiconductor Physics

    Living reference work entry 2022
    

15. Course 10: High Energy Emission of AGN

    We present the most commonly accepted scenarios to account for the properties of the high energy emission in Active Galactic Nuclei (AGN). Because of...

    Annalisa Celotti in Accretion discs, jets and high energy phenomena in astrophysics

    Conference paper
    

16. Near-infrared and green light emission spectroscopic characteristics of Er³⁺ doped alumina–phosphate glasses

    Trivalent erbium ions doped (48 –  x ) AlPO ₄  + 15K ₂ O + 12MgF + 20Na ₂ O + 5NaF +  x Er ₂ O ₃ glass samples have been prepared utilizing the melt-quench...

    Vinod Hegde, K. R. Vighnesh, ... K. Keshavamurthy in Applied Physics A

    Article 17 May 2024
    

17. Solar X-Band Imaging with the Arecibo 12-m Telescope: The Brightness Temperature and Magnetic Field of Active Regions

    Solar radio observations provide a powerful diagnostic of the physical conditions of the solar atmosphere over a wide range of heights. In this...

    Periasamy K. Manoharan, Christopher J. Salter, ... Christiano M. Brum in Solar Physics

    Article 03 November 2023
    

18. Vapor–liquid–solid growth of highly stoichiometric gallium phosphide nanowires on silicon: restoration of chemical balance, congruent sublimation and maximization of band-edge emission

    Growth of high quality III–V compound nanowires using simple chemical vapor deposition method with safe, inexpensive precursors is extremely...

    Seyed Ebrahim Hashemi Amiri, Sunay Turkdogan, ... Cun-Zheng Ning in The European Physical Journal Special Topics

    Article 03 January 2022
    

19. Space-Based Multi-band Astronomical Variable Objects Monitor (SVOM)

    The space-based multi-band astronomical variable objects monitor (SVOM) is a Sino-French space mission dedicated to the study of gamma-ray bursts...

    Jianyan Wei, Bertrand Cordier in Handbook of X-ray and Gamma-ray Astrophysics

    Reference work entry 2024
    

20. Tunable emission properties of star-shaped ZnO-ZnS-SiO₂ composites synthesized by ultrasound-assisted Stöber method

    ZnO-ZnS-SiO ₂ composites were synthesized by an ultrasound-assisted Stöber method. The incorporation of blue-emitting ZnS on the surface of ZnO...

    F. Félix-Domínguez, R. C. Carrillo-Torres, ... M. E. Álvarez-Ramos in Applied Physics A

    Article 22 August 2023