Analytical Biochemistry, Journal Year: 2025, Volume and Issue: unknown, P. 115850 - 115850
Published: March 1, 2025
Language: Английский
Sensors, Journal Year: 2023, Volume and Issue: 23(11), P. 5034 - 5034
Published: May 24, 2023
Terahertz (THz) is a promising technology for future wireless communication networks, particularly 6G and beyond. The ultra-wide THz band, ranging from 0.1 to 10 THz, can potentially address the limited capacity scarcity of spectrum in current systems such as 4G-LTE 5G. Furthermore, it expected support advanced applications requiring high data transmission quality services, i.e., terabit-per-second backhaul systems, ultra-high-definition streaming, virtual/augmented reality, high-bandwidth communications. In recent years, artificial intelligence (AI) has been used mainly resource management, allocation, modulation bandwidth classification, interference mitigation, beamforming, medium access control layer protocols improve performance. This survey paper examines use AI state-of-the-art communications, discussing challenges, potentials, shortcomings. Additionally, this discusses available platforms, including commercial, testbeds, publicly simulators Finally, provides strategies improving existing using methods, deep learning, federated reinforcement
Language: Английский
Citations
22
Diamond and Related Materials, Journal Year: 2023, Volume and Issue: 137, P. 110142 - 110142
Published: June 22, 2023
Language: Английский
Citations
17
Results in Physics, Journal Year: 2023, Volume and Issue: 52, P. 106880 - 106880
Published: Aug. 19, 2023
Metamaterial absorbers (MA) in terahertz (THz) based bands are receiving much attention for its potential applications. However, the limited bandwidth greatly reduces further development and wide application of absorbers. To solve this problem, achieving ultra-broadband efficient absorption characteristics band, we propose a nickel-based microstructure MA that operates THz band. The proposed MA's electromagnetic wave physical mechanism modeled numerically simulated. research demonstrates can achieve ultra-wideband covering whole spectrum (0.1 THz-16 THz) with an overall rate over 95%. absorber has polarization-insensitive achieves broad-angle incidence range almost 80°.allows angles up to 80°. consists only three classical metal-dielectric layer-metal structures, which cost. ultra-thin geometry super-surface scheme uses flexible absorbing material (ECCOSORB AN-72), results show efficiency significantly improved after material. This design presents unique innovative idea use ultrawideband across various industries including stealth, sensor technology, imaging, communication, as well optoelectronics. applications technology vast benefit these industries.
Language: Английский
Citations
17
IEEE Access, Journal Year: 2024, Volume and Issue: 12, P. 21174 - 21198
Published: Jan. 1, 2024
Following the recent progress in development of Terahertz (THz) generation and detection, THz technology is being widely used to characterize test sample properties various applications including nondestructive testing, security inspection medical applications. In this paper, we have presented a broad review usage artificial intelligence (AI) particularly, deep learning techniques sensing, imaging, spectroscopic with emphasis on their implementation for imaging cancerous cells. Initially, fundamentals principles spectroscopy are introduced. Subsequently, brief overview AI – machine summarized, performance compared. Further, algorithms reported, focus metamaterials design classification, reconstruction, segmentation, parameter extraction denoising tasks. Moreover, also report metrics evaluate models finally, existing research challenges application cancer identified possible solutions suggested through emerging trends. With continuous increase acquired data spectral has emerged as dominant paradigm embedded extraction, understanding, perception, decision making analysis. Towards end, integration state-of-the-art such enable detailed computational theoretical analysis better validation verification than modelling that precede era learning. The study will facilitate large-scale clinical enabled systems smart connected next healthcare well provide roadmap future direction.
Language: Английский
Citations
6
Chemical Physics Impact, Journal Year: 2023, Volume and Issue: 7, P. 100326 - 100326
Published: Sept. 28, 2023
Sensing technology is receiving increasing attention and improvements every day, making it a suggested component of personalized healthcare management. This due to the capabilities organometallic compounds supported by bioengineering. Organometallic have abundant biological activity many industrial material science applications. Due their unique targetability, they possess potential applications in drug development, diagnosis, treatment. are emerging as promising candidates for advancement sensor engineered address some limitations encountered traditional counterparts. These distinctive characteristics that render them exceptionally responsive alterations surroundings, hence enabling use sensors detection diverse chemicals or circumstances. In addition, adaptability allows incorporation into various platforms, rendering appropriate array such environmental surveillance, medical analysis, assurance quality. review presents an overview recent progress made field compounds' design production, specifically focusing on uses sensors. structural modifications, functionalization procedures, Integration microfluidics consequent effects sensing capacities materials recalled. bio-based approaches will align with sustainability objectives make more affordable, applicable, successful.
Language: Английский
Citations
16
Multimedia Tools and Applications, Journal Year: 2023, Volume and Issue: 83(11), P. 33675 - 33711
Published: Sept. 23, 2023
Abstract Currently, cancer is a large contributing factor in the increased mortality rates and at present predictions are estimating an trend. The conventional medical imaging modalities, for example X-Ray Computed Tomography use ionizing radiation which not tissue friendly repeated assessments. Terahertz (THz) offers novel opportunities non-ionizing, non-invasive early detection, or diagnosis as well improved patient treatment follow-ups. In this review, broad overview given on potential of THz radiation-based sensing technique detection various cancers cells. dynamics interaction mechanisms with biological systems parameter extraction modelling observed image contrast studied. experimental studies investigated goal approach to investigate ex vivo, vitro, vivo observations. advanced analytic algorithms, specifically deep learning, proposed discrimination complex overlapping dielectric properties development clinical decision support systems. Research gaps identified based recent trends, latest strategies suggested roadmap future research direction provided.
Language: Английский
Citations
13
IEEE Sensors Journal, Journal Year: 2024, Volume and Issue: 24(11), P. 18418 - 18427
Published: April 26, 2024
The purpose of this study is development a novel high-performance low-Petahertz (PHz) biosensor for non-melanoma skin cancer (NMSC) diagnosis. presented device designed to work within microwave imaging regime, which promising alternative conventional diagnostic methods such as visual examination, dermoscopy, and biopsy. suggested incorporates dual-band perfect absorber (operating bands at 0.909 PHz 1.215 PHz) constructed using aluminum layers separated by dielectric material. Numerical studies confirm its suitability NMSC diagnosis, enabling discrimination between healthy cancerous tissues precise visualization affected areas. Compared existing THz devices, the proposed offers improved sensitivity, smaller size, enhanced resolution, attributed partially transition petahertz band. Moreover, our research highlights potential spectroscopy biomarker detection, advancing non-invasive techniques other cancers. boasts higher figure merit (FOM), quality factor (Q-factor), while insensitivity polarization angle ensures superior signal-to-noise ratio high-resolution imaging, instilling confidence in specialists.
Language: Английский
Citations
5
IEEE photonics journal, Journal Year: 2023, Volume and Issue: 15(3), P. 1 - 13
Published: April 5, 2023
High resolution imaging technique will play an essential role in the future smart applications to provide potential solutions for accurate detection, monitoring and classification of target. The synthetic aperture radar (SAR) systems acquire high images has opened new frontiers led its exploration applications. conventional microwave suffers limited range sub-millimeter wave optical methods are constrained by diffraction limit. In terahertz (THz) regime spectrum, SAR could be operated all weather, time capable penetrating through clouds, smoke, dust etc. achieve beyond curved presents a system created circularly encircling target scene. Circular Spiral which based on circular cylindrical spiral scanning trajectory, respectively used SAR. this paper, we have explored toolbox that enables rapid development near-field THz-SAR generation large THz scenarios with goal support facilitate data driven research such as deep learning community synthetically generated well 2D/3D application. Initially, advantages over Microwave presented. Further, frequency modulated continuous (FMCW) testbed is simulated multi-input multi-output (MIMO) configuration band. Moreover, point targets obtain 2D 3D images, respectively. Also, reconstructed using Back Propagation Polar Formatting Algorithms, focusing short like indoor environments. Finally, performance evaluation metrics reported roadmap work
Language: Английский
Citations
11
Scientific Reports, Journal Year: 2024, Volume and Issue: 14(1)
Published: May 6, 2024
Abstract The proposed work contains three major contribution, such as smart data collection, optimized training algorithm and integrating Bayesian approach with split learning to make privacy of the patent data. By consumer electronics device wearable devices, Internet Things (IoT) taking THz image, perform EM training, used newly slit method technology promises enhanced imaging depth improved tissue contrast, thereby enabling early accurate disease detection breast cancer disease. In our hybrid algorithm, model achieves an accuracy 97.5 percent over 100 epochs, surpassing less old models which required a higher number 165.
Language: Английский
Citations
4
Cancers, Journal Year: 2024, Volume and Issue: 16(13), P. 2454 - 2454
Published: July 4, 2024
The paper describes the statistical analysis of response gastric cancer cells and normal to broadband terahertz radiation up 4 THz, both with without use nanostructured contrast agents. THz spectroscopy was comparatively performed under ATR procedure transmission measurement procedure. conducted towards multiple pairwise comparisons, including a support medium (without cells) versus nanoparticles, and, respectively, tumor nanoparticles. When generally comparing for broader frequency domain, differentiation between in presence agents is superior when using enhancement by derived from MRI-related leads only limited benefits narrow ranges, disadvantage medical imaging.
Language: Английский
Citations
4