The gyrotrons as promising radiation sources for THz sensing and imaging

T Idehara, SP Sabchevski, M Glyavin, S Mitsudo - Applied Sciences, 2020 - mdpi.com
The gyrotrons are powerful sources of coherent radiation that can operate in both pulsed
and CW (continuous wave) regimes. Their recent advancement toward higher frequencies …

A biomedical perspective in terahertz nano-communications—A review

XX Yin, A Baghai-Wadji, Y Zhang - IEEE Sensors Journal, 2022 - ieeexplore.ieee.org
Terahertz (THz)-band (0.1~ 10 THz) communications are celebrated to be a crucial enabling
technology for sixth generation (6G) wireless systems that fulfil the stringent requirements of …

Hyperspectral terahertz microscopy via nonlinear ghost imaging

L Olivieri, JST Gongora, L Peters, V Cecconi, A Cutrona… - Optica, 2020 - opg.optica.org
Ghost imaging, based on single-pixel detection and multiple pattern illumination, is a crucial
investigative tool in difficult-to-access wavelength regions. In the terahertz domain, where …

Terahertz in-line digital holography of human hepatocellular carcinoma tissue

L Rong, T Latychevskaia, C Chen, D Wang, Z Yu… - Scientific reports, 2015 - nature.com
Terahertz waves provide a better contrast in imaging soft biomedical tissues than X-rays and
unlike X-rays, they cause no ionisation damage, making them a good option for biomedical …

Machine learning driven approach towards the quality assessment of fresh fruits using non-invasive sensing

A Ren, A Zahid, A Zoha, SA Shah… - IEEE Sensors …, 2019 - ieeexplore.ieee.org
In agriculture science, accurate information of moisture content (MC) in fruits and vegetables
in an automated fashion can be vital for astute quality and grading evaluation. This demands …

Time-resolved nonlinear ghost imaging

L Olivieri, JS Totero Gongora, A Pasquazi… - Acs …, 2018 - ACS Publications
Terahertz (THz) spectroscopy systems are widely employed to retrieve the chemical and
material composition of a sample. This is single-handedly the most important driving …

A review of the concept, applications and implementation issues of terahertz spectral imaging technique

A Bandyopadhyay, A Sengupta - IETE Technical Review, 2022 - Taylor & Francis
Simultaneous spectral and spatial information of any object investigated through
electromagnetic radiation leads to the concept of spectral imaging technique (SIT): in …

Terahertz in-line digital holography of dragonfly hindwing: amplitude and phase reconstruction at enhanced resolution by extrapolation

L Rong, T Latychevskaia, D Wang, X Zhou, H Huang… - Optics …, 2014 - opg.optica.org
We report here on terahertz (THz) digital holography on a biological specimen. A continuous-
wave (CW) THz in-line holographic setup was built based on a 2.52 THz CO_2 pumped THz …

Mapping the conductivity of graphene with Electrical Resistance Tomography

A Cultrera, D Serazio, A Zurutuza, A Centeno… - Scientific reports, 2019 - nature.com
Electronic applications of large-area graphene films require rapid and accurate methods to
map their electrical properties. Here we present the first electrical resistance tomography …

State-of-the-art of studies of the effect of terahertz radiation on living biological systems

IV Il'ina, DS Sitnikov, MB Agranat - High Temperature, 2018 - Springer
The appearance of modern sources and detectors of terahertz radiation (10 11–10 13 Hz)
stimulated the rapid development of practical applications for radiation in this frequency …