Search
23 articles for “microwave sensor”
-
Mathematical Modelling of a Sub-6 GHz Metamaterial-Inspired Absorber for Miniaturized 5G IoMT Microwave Sensors
Abstract: The rapid deployment of fifth-generation (5G) wireless communication in Internet of Medical Things (IoMT) environments has increased the demand for compact, efficient, and highly sensitive microwave sensing technologies capable of operating within the sub-6 GHz spectrum. This study presents the design and performance evaluation of a metamaterial-inspired electromagnetic absorber intended for miniaturized 5G IoMT microwave sensor applications. The proposed absorber employs a subwavelength patterned metallic resonator, dielectric substrate, and continuous …
Published in Journal of Microwave Engineering and Technologies · Vol. 13, Issue 2, 2026 Read article
-
Microwave based approach for Wireless Power Transmission
Abstract: Today's fast-paced world is characterized by advances in every region, one among that is wireless charging, and gaining applications in the various files. Wireless charging is an innovative technology of transmitting power with an air gap, energy recharging as the end goal. The recent advancement in wireless charging practice, as well as the enhancement of business products, have offered it as a promising alternative for addressing the energy bottleneck of …
Published in Journal of Microwave Engineering and Technologies · Vol. 8, Issue 1, 2021 · pp. 6–9 Read article
-
Use of Precipitation Data from Advanced Microwave Scanning Radiometer 2 in the Forecasting of Floods in Assam
Abstract: Flood occurs most commonly from heavy rainfall but it can also result from storm surge associated with a tropical cyclone, a tsunami or a high tide coinciding with higher than normal river levels. Rainfall in the upstream of a river can also cause inundation in the downstream side of a river. Reliable and timely information is essential for appropriate flood management system. This paper explains the use of precipitation data …
Published in Journal of Remote Sensing & GIS · Vol. 6, Issue 1, 2015 · pp. 43–52 Read article
-
Soil Moisture Retrieval from Brightness Temperature using Passive Microwave Remote Sensing
Abstract: Soil Moisture (SM) data are often a derived product of Microwave Remote Sensing (MRS) satellites. The brightness temperature (Tb) however, is a basic quantity associated with the satellites in the Microwave range and is available as a common data product from all MRS satellites. In this paper an attempt has been made to develop an algorithm to retrieve SM information directly from the Tb values obtained from the Advanced Microwave …
Published in Journal of Remote Sensing & GIS · Vol. 5, Issue 3, 2014 · pp. 10–16 Read article
-
Understanding the Role of Remote Sensing Techniques in Monitoring Air Quality for Effective Adherence to Environmental Impact Assessment Practices in Nigeria
Abstract: The paper reviews the Nigerian Environmental Impact Assessment (EIA) Act, outlining the established air quality thresholds and emission caps for stationary sources. The standard applies to; common pollutants like sulphur dioxide, carbon monoxide, ozone, particulate matter and nitrogen oxides; toxic metals such as arsenic, nickel, cadmium and mercury; as well as volatile organic compounds, ammonia, antimony, zinc, formaldehyde and radon.It also describes the major classifications of remote sensing applications, including …
Published in International Journal of Satellite Remote Sensing · Vol. 4, Issue 2, 2026 Read article
-
SnO2 Nanoparticles: Preparation, Characterization and Humidity Sensor Application
Abstract: The microwave-assisted synthesis method is used to prepare SnO2 nanoparticles for the application of humidity sensor, because of oxygen vacancy in the lattice. Microwave-assisted method is very simple, low cost and rapid heating method. Room temperature ionic liquids and tin source were used in the reaction as precursors. The obtained SnO2 nanoparticles were characterized by X-ray diffractometer, particle size analyser, Fourier transform infrared spectroscope, and thermo gravimetric-differential thermal analyser. The …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 6, Issue 2, 2016 · pp. 29–35 Read article
-
An Overview on Microwave Remote Sensing for Earth Observation
Abstract: To understand the Earth from space, one must look beyond the visible eye. While optical satellites rely on the Sun’s reflection much like the human eye they are frequently blinded by the curtain of cloud cover, smoke, or the dark veil of night. To bypass these limitations, we turn to Microwave Satellite Sensing. By utilizing electromagnetic waves with wavelengths ranging from 1 millimeter to 1 meter, we can see through …
Published in Research & Reviews : Journal of Space Science & Technology · Vol. 15, Issue 1, 2026 · pp. 21–25 Read article
-
Advancements in Earth Observation Satellites: A Case Study of ISRO’s Missions
Abstract: Earth observation satellites are an essential tool for monitoring and understanding the Earth's environment, weather patterns, and natural resources. The Indian Space Research Organisation (ISRO) has launched several earth observation satellites over the years, contributing significantly to this field. ISRO's earth observation satellites include the Resourcesat series, Oceansat, Cartosat, and ScatSat. These satellites are equipped with various sensors and instruments, such as multispectral cameras, microwave radiometers, and scatterometers, which provide …
Published in Research & Reviews : Journal of Space Science & Technology · Vol. 13, Issue 1, 2024 · pp. 37–48 Read article
-
Microstrip Patch Antenna for Dual Band Application
Abstract: AbstractThis paper presents a rectenna that is designed and simulated to power the wireless sensor systems at 3.12 GHz. The antenna substrate is designed with glass epoxy. The rectenna circuit has been simulated on the glass epoxy and RF-to-DC conversation is investigated for power level –5 dBm. The presented antenna has the impedance bandwidth of 58.34%, i.e. from 2.61 to 4.76 GHz with a gain of 2.67 dBi.Keywords: Rectenna, RF-to-DC, …
Published in Journal of Microwave Engineering and Technologies · Vol. 5, Issue 1, 2018 · pp. 25–28 Read article
-
Data Transmission Using Laser
Abstract: This paper proposes a model to transmit data using raspberry pi, Laser light and Light Detecting Resistance(LDR) sensor. The model takes the input as a file and then the data is encoded into binary, then encrypted . Now the encrypted data is transmitted to the receiver side using a Laser which is detected by the LDR sensor. After that the received data is decrypted and decoded into the required file. …
Published in Journal of Microwave Engineering and Technologies · Vol. 7, Issue 3, 2020 · pp. 18–23 Read article
-
Wireless Charging of Mobile Phones Using Microwaves
Abstract: Nowadays mobile phones are becoming a basic part of our life. This is one of the most important medium for the communication. The mobile phone batteries have always been problem for recharging. Mobiles have to be put to recharge after the batteries have drained out. In this paper, the main objective is to make the recharging of mobile phones anywhere without charger. This is done only when there is use …
Published in E-Commerce for Future & Trends · Vol. 3, Issue 1, 2016 · pp. 16–18 Read article
-
MgO Nanoparticles Prepared By Microwave-Irradiation Technique and Its Seed Germination Application
Abstract: The nanoparticles are having the vast surface area because of their size is which in the nano range. All the nano structured materials possess a huge surface energy. The nanoparticles of inorganic compounds are used in various fields like electronics, optics, seed germination, paints, different types of sensors, water purification and biomedical fields. The present work is focused on preparation, characterization and application of Vigna radiata (mung bean) seed germination …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 18, Issue 1, 2016 · pp. 10–17 Read article
-
Synergistic Integration of MEMS and Spintronics for Precision Data Analytics in Cheminformatics
Abstract: The transformational potential of merging spintronics and Micro-Electromechanical Systems (MEMS) technologies in cheminformatics is investigated in this work. Recent advancements in MEMS, particularly through the use of microbeam sensors and accelerometers, enhance the precision of data collection and processing, especially in biomedical applications such as drug delivery systems and chemical sensing. The synchronization of oscillations in MEMS devices leads to improved reliability and data accuracy, enabling the development of sophisticated …
Published in International Journal of Cheminformatics · Vol. 2, Issue 1, 2024 · pp. 20–26 Read article
-
Studies on the Variations of Drain Current in Gallium Nitride based High Electron Mobility Transistors
Abstract: AbstractIn this work, total 2477 individual simulation outputs are reported. Variations in drain current with respect to the electrical parameters (drain voltage and gate voltage) and structural parameters of high electron mobility transistors (HEMTs) have been studied. The drain current is higher corresponding to larger aluminium mole fraction. This study will be useful to fabricate the HEMT based biomedical sensors.Keywords: Drain current, drain voltage, gate voltage, high electron mobility transistorCite …
Published in Journal of Microwave Engineering and Technologies · Vol. 5, Issue 1, 2018 · pp. 13–24 Read article
-
TiO₂ Nanostructured Material-based Gas Sensor for Detecting Oxygen and LPG Gases
Abstract: This Paper investigates the use of TiO2 nanowires and nanotetrapods on glass and silicon substrates for sensing combustible gases such as LPG (Liquid Petroleum Gas) and Oxygen. The growth of Titanium dioxide (TiO2) nanowires/nanorods/nanotetrapods was investigated using both physical and chemical methods. In thermal evaporation method, both with and without vacuum conditions, was employed to synthesize various TiO2 nanostructures. A vacuum coating machine was utilized to create uniform TiO2 thin …
Published in Journal of Polymer & Composites · Vol. 13, Issue 5, 2025 · pp. 443–451 Read article
-
Studies on the DC Characteristics of Nanoelectronic Single-Heterojunction GaN based HEMTs with AlGaN Layer of 22 nm
Abstract: AbstractIn this work, total 2367 individual simulation-outputs are reported. We have studied the drain characteristics in AlGaN/GaN high electron mobility transistors (HEMTs) having the AlGaN thickness of 22 nm. According to this study, the drain current increases with drain voltage. Also, the drain current increases with gate voltage. The drain current is observed as higher at larger aluminium mole fraction. Also, the drain current is higher at larger doping concentration. …
Published in Journal of Microwave Engineering and Technologies · Vol. 5, Issue 1, 2018 · pp. 1–12 Read article
-
A Review study of Mn-Zn Ferrite with Applications and Synthesis processes
Abstract: The distinct magnetic characteristics and adaptability of Mn-Zn ferrites make them broadly applicable in a wide range of industries and applications. Temperature stability, high electricity resistivity, magnetic permeability, permittivity, saturation magnetization, and low power losses are among the characteristics of Mn-Zn ferrites. These ferrites particularly in the form of magnetic nanoparticles, have garnered significant interest in cancer research and therapy and the biomedical field. Researchers are keenly interested in the …
Published in Research & Reviews : Journal of Physics · Vol. 13, Issue 2, 2024 · pp. 15–26 Read article
-
A Review of Home Automation Technology Installation with the help of Raspberry Pi and Internet of Things
Abstract: AbstractHome Automation is creating a system of electronic devices that are able to work together to create a system that gives someone total control over all the electronic devices in their house from anywhere. IOT (Internet of Things) is a network of devices that are connected to the internet are able to hold and accept information with each other. The IOT consists of multiple devices, interfacing with a microcontroller to …
Published in Journal of Microwave Engineering and Technologies · Vol. 7, Issue 2, 2020 · pp. 16–20 Read article
-
Use of Microwaves in Wireless Charging of Mobile Phone
Abstract: The foremost objective of this present scheme is to make the recharging of the mobile phones independent of their manufacturer and battery make. In this paper a new scheme has been made so as to make the recharging of the mobile phones is done by design as you talk in your mobile phone. This is done by use of microwaves. The microwave signal is transmitted from the transmitter along with …
Published in Journal of Microelectronics and Solid State Devices · Vol. 2, Issue 2, 2015 · pp. 21–25 Read article
-
Health Monitoring Iot Based Virus Fever Detection System Using Non Inversive Method
Abstract: Health monitoring IoT to detect and count platelet to diagnose virus Fever this reduces labour intensive, time and cost. Vital signs are indicators of the body's fundamental processes. Body temperature, heart rate, breathing rate, and respiration are the four primary vital indicators that healthcare professionals regularly check (respiration). They can be measured in a hospital, at home, during an emergency medical situation, or while travelling. On-invasive blood related parameters covering …
Published in Recent Trends in Electronics Communication Systems · Vol. 9, Issue 3, 2022 · pp. 19–26 Read article