July 20, 2022 - In these nanonetworks, nano-nodes flow in blood vessels (including arteries and veins) for detecting sensitive biological/physical data. Nano-nodes dispatch data to each other and outside devices via Terahertz (THz) waves.

optical window for intrabody wireless communication among · nanosensors with plasmonic nanoantennas. This is due to the · fact that the absorption from liquid water molecules is minimal · in the so-called optical window, roughly between 400 THz

Current development of nanodevice can be used to build small nanosensor networks with applications in biomedicine and eHealth. Communication among nanodevices will be wireless and works at Terahertz (THz) band frequencies (0.1–10 THz).

November 14, 2024 - Therefore, in this work, we propose to use intrabody hybrid communication architecture integrated with nano-sensors/nano-devices for detecting the presence of eggs in the fallopian tube in real time. Here, hybrid communication refers to the combined use of MC and THz communication to realize the advantages of both paradigms.

The state of the art of nano-electronics and nano-photonics points to the terahertz (THz) band (0.1-10 THz) and optical frequency bands (infrared, 30-400 THz, and visible, 400-750 THz) as the frequency range for communication among nano-biosensors.

With the development of miniature plasmonic signal sources, antennas and detectors, wireless communications among intrabody nanodevices will expectedly be enabled in the Terahertz Band (0.1–10 THz).

November 27, 2017 - Here, to overcome water absorption and enhance the THz biosensing sensitivity, two kinds of THz metamaterials biosensor integrated with microfluidics were fabricated and used to detect the Alpha fetoprotein (AFP) and Glutamine transferase isozymes II (GGT-II) of liver cancer biomarker in early stage.

The intrabody wireless communications encounter some difficulties that do not appear in regular propagation conditions because the human body has a lot of water. Firstly, in-body path loss model for homogeneous human tissues was investigated as a function of various parameters at 2.45 GHz range [2]. In addition, it is also discussed that the terahertz (THz) band can be the potential solution to operate the future electromagnetic (EM) nanosensors [3]. Moreover, the related studies reveal that the path loss in human tissues at very short distances (several millimeters) is not significant to deal

August 15, 2017 - As a candidate for a rapid detection of biomaterials, terahertz (THz) spectroscopy system can be considered with some advantage in non-destructive, label-free, and non-contact manner.

April 13, 2023 - Rapid and sensitive detection of ... spectrometric approaches are exceptionally suitable for biomedical biosensing due to their nondestructive nature and molecular fingerprinting capability....

January 1, 2010 - Future success of biological THz technology applications will strongly depend on the development of compact, low-cost and flexible systems. In this work different approaches for THz biosensor systems based on femtosecond lasers are presented.

In this paper, a graphene-based spiral nanoantenna is proposed and investigated for intrabody communication at the Terahertz (THz) frequency band (0.1-10 THz). A spiral antenna configuration is adopted as it possesses various degrees of freedom and exhibits geometries that facilitate miniaturization, which is crucial for practical deployment of nanobiosensors.

April 19, 2006 - Thus, this study advances liquid-based sensing by enabling easy, rapid and trace-level measurements while also driving the development of compact and highly sensitive THz sensors for biological samples. ... ... Biosensing in the terahertz (THz, 0.1-10 THz) region has received considerable attention because of its advantageous properties.

In this paper, a graphene-based spiral nanoantenna is proposed and investigated for intrabody communication at the Terahertz (THz) frequency band (0.1-10 THz). A spiral antenna configuration is adopted as it possesses various degrees of freedom and exhibits geometries that facilitate miniaturization, which is crucial for practical deployment of nanobiosensors.

March 22, 2019 - Terahertz (THz = 1012 Hz) spectroscopy has shown great potential in biomedical research due to its unique features, such as the non-invasive and label-free identification of living cells and medical imaging.

September 1, 2017 - Enabling wireless communication ... demonstrated that such communication can occur at Terahertz (THz) band frequencies (0.1–10 THz)....

It is our great pleasure to announce a new Special Issue of Biosensors devoted to terahertz biosensing. It will cover both the theoretical and experimental advances of terahertz materials, spectroscopy, sensors, and imaging technology for biosensing. Particularly welcome are original works and reviews focusing on terahertz biosensors based on novel waveguides and devices.

cyber interfacing technologies including biosensing-, redox- , optogenetics- and fluorescence-based techniques as well as · the newly emerging magnetic and THz-based methods. IoBNT · applications with high spatio-temporal resolutions in control · and monitoring are expected to generate and handle significant ·

April 5, 2021 - Intrabody Nanonetworks (IBN) are composed of nanosensors that have tremendous potential to enable cellular level monitoring and precision in drug delivery and diagnosis. Nanoscale communication using Electromagnetic (EM) waves propagation in the Terahertz (THz) band suffers from molecular absorption noise that has been regarded as the leading cause of heat generation along with antenna communication radiations.

June 20, 2019 - The ability to sense terahertz waves in a chip-scale technology operable at room temperature has potential for transformative applications in chemical sensing, biomedical imaging, spectroscopy and security.