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Non-invasive Sub-Terahertz Blood Glucose Measurement
Diabetes monitoring methods available today for the ever-increasing number of diabetic patients worldwide are invasive, painful, time-consuming, and...
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Ultra-Wide Dual-Band Fingerprint Spectral Sensing
Metasurface devices for biological sensing have been used to design a variety of terahertz (THz) biosensors. However, due to the fixed nature of the...
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Magnetically Controlled Terahertz Polarizationsensitive Filter Based on 5BDSR Microparticle Ferrofluid
The paper proposes the magnetically controlled polarization-sensitive filter operating in the range of 0.2 to 1.5 THz. This filter is based on the...
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Breast Tumor Margin Assessment Using Sub-Terahertz Wave
According to consensus guidelines for patient management, breast-conserving surgery (BCS) can be a good treatment option for early-stage cancers if...
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Magnetic System of a Sub-Gigawatt Free-Electron Laser of the Terahertz Range Based on a Kiloampere Beam of Relativistic Electrons
We consider the project of a sub-gigawatt free-electron laser (FEL) in the THz range based on a high-current electron beam proposed in 2020 by a...
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Terahertz cancer imaging and sensing: open research challenges and opportunities
There has been a rapid development of THz technology—sources, detectors and various THz imaging and sensing techniques. The THz technology...
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Side Polished Fiber: A Versatile Platform for Compact Fiber Devices and Sensors
Side polished fiber (SPF) has a controllable average roughness and length of the side-polishing region, which becomes a versatile platform for...
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Terahertz near-field spectroscopy for various applications
Terahertz (THz = 10 12 Hz) spectroscopy has been recognized as a promising analytical technique for non-destructive, highly accurate investigation....
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Second order nonlinear optical properties of GaAs quantum dots in terahertz region
We study the second order nonlinear optical properties of GaAs quantum dot embedded in Ga 1-y Al y As matrix. The effective mass approximation with the...
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Terahertz Signal MIMO Transmission
Antenna multiple-input multiple-output (MIMO) technology uses multiple transmitting and receiving antenna, which can not only effectively increase...
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Terahertz Antenna: Fundamentals, Types, Fabrication, and Future Scope
Terahertz technology has grown in popularity in recent years due to the rapid development of wireless communication applications. To begin, the...
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Terahertz radiation generation process in the medium based on the array of the elongated nanoparticles
We conduct a theoretical study and numerical simulations of terahertz radiation generation in the medium based on armchair-edge nanoribbons and...
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Conclusion and Further Research Issues
This chapter summarizes the present and future research avenues of parameter estimation. We can use Schrodinger Forman mixed state and quantum...
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Nanophotonic nonlinear and laser devices exploiting bound states in the continuum
The quality factor (Q), describing the rate of energy loss from a resonator, is a defining performance metric for nanophotonic devices. Suppressing...
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Effects of Cobalt Nanoisland Geometry on Terahertz Negative Refraction: a Numerical Analysis
The architectural framework plays a major role in determining the optical properties of left-handed materials. Most metamaterial so far designed have...
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Coherent terahertz radiation generation by a flattened Gaussian laser beam at a plasma–vacuum interface
We investigate a way for generating strong terahertz (THz) radiation source at a plasma–vacuum interface from laser interactions with a plasma slab....
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Numerical analysis of substrate thickness and its etching effect on broadband/narrowband terahertz metamaterial
In this paper, a class of terahertz metamaterial that supports broadband and narrowband transmission characteristics is proposed. We investigate the...
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Four-dimensional nanofabrication for next-generation optical devices
Recently, three-dimensional (3D) nano-processing technology that can increase design freedom and space efficiency of devices has been being rapidly...
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A brief report on nanophotonics and metamaterials landscape in India
Here, we describe a set of research results in the domain of Nanophotonics and Metamaterials that represent the broad N &M landscape in India. These...
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Light–matter interaction beyond Born–Oppenheimer approximation mediated by stimulated phonon polaritons
For decades, the light-matter interaction (LMI) based on Born-Oppenheimer (BO) approximation has dominated the fields of photonics, materials, and...
