Results 31 to 40 of about 4,519,194 (221)

Stable and radiogenic isotopes as tracers for soil degradation [PDF]

, 2008
Soil erosion seriously threatens mountain slopes. Direct measurement of soil erosion in the field is difficult and needs long term recording. However, stable and radiogenic isotopes are potential tracers for soil erosion estimation and would enable a ...
Schaub, Monika
core   +1 more source

ANALYSIS OF CS-137 RADIONUCLIDE ON THE EAST JAKARTA FLOOD CANAL WATER SAMPLES USING GAMMA SPECTROMETER [PDF]

, 2022
Radionuclide Cs-137 is a radioactive element that is soluble in water, so its distribution in the environment is influenced by mixing and diffusion, so that Cs-137 radionuclide can cause harmful effects on biotic and abiotic components in the waters. The
Cahyati, Indah Dwi, Amri, Ghulam Fathul, Hendrawati, Hendrawati   +2 more
core   +2 more sources

Development of an Internet of Things (IoT) embedded open-source gamma-ray detector using CMOS image sensor technology [PDF]

Journal of Sensors and Sensor Systems
This work presents a portable gamma-ray dosimeter which uses as a detector a CMOS image sensor mounted on a compact low-cost Internet of Things (IoT)-compatible ESP32-CAM embedded board.
D. L. Corzi, D. L. Corzi, J. Lipovetzky, J. Lipovetzky, J. Lipovetzky, M. Gómez Berisso, M. Gómez Berisso, M. Gómez Berisso   +7 more
doaj   +1 more source

Ground Radioactivity Distribution Reconstruction and Dose Rate Estimation Based on Spectrum Deconvolution

Sensors, 2023
Estimating the gamma dose rate at one meter above ground level and determining the distribution of radioactive pollution from aerial radiation monitoring data are the core technical issues of unmanned aerial vehicle nuclear radiation monitoring.
Hang Xu, Xianyun Ai, Ying Wang, Wenzhuo Chen, Zikun Li, Xian Guan, Xing Wei, Jianming Xie, Ye Chen   +8 more
doaj   +1 more source

Scintillator based nuclear photovoltaic batteries for power generation at microwatts level

Optical Materials: X
A nuclear photovoltaic battery uses scintillator to convert radiation into visible light, which is then collected by a photovoltaic (PV) cell to generate electricity.
Ibrahim Oksuz, Sabin Neupane, Yanfa Yan, Lei R. Cao   +3 more
doaj   +1 more source

Establishment of the known radiation field calibration method utilizing a $ ^{137}\mathrm{Cs} $ radionuclide source reference radiation field according to ISO 4037:2019 [PDF]

Nuclear Technology and Radiation Protection
A gamma irradiation system-based reference radiation field utilizing a $ ^{137}\mathrm{Cs} $ source has been established at the Dongnam Institute of Radiological and Medical Sciences to provide accredited calibration and reference radiation ...
Kye Uk Yong, Kim Hyo Jin, Baek Jeong-Hwa, Lee Geun Chang, Jo Wol Soon, Lee Ji Eun, Mok Seongyun, Jang Hee Jin, Kang Yeong-Rok   +8 more
doaj   +1 more source

Neutron and Gamma-Ray Detection System Coupled to a Multirotor for Screening of Shipping Container Cargo

Sensors, 2022
In order to detect special nuclear materials and other radioactive materials in Security and Defense scenarios, normally, a combination of neutron and gamma-ray detection systems is used.
Luís Marques, Luís Félix, Gonçalo Cruz, Vasco Coelho, João Caetano, Alberto Vale, Carlos Cruz, Luís Alves, Pedro Vaz   +8 more
doaj   +1 more source

Advances in Solution‐Processed Textile Triboelectric Nanogenerators: Ink Formation, Processing Strategies, Applications, and Challenges

Advanced Functional Materials, EarlyView.
Advanced ink systems for solution‐processed textile triboelectric nanogenerators are systematically summarized, spanning conductive, tribo‐negative, and tribo‐positive layers. By connecting ink chemistry, deposition methods, and device function, the present review reveals the key governing principles of solution development and highlights practical ...
Xinlong Sun, Stephen Beeby
wiley   +1 more source

Evaluation of Dose Distribution Homogeneity and Accuracy for a Cs-137 Source Using Thermoluminescent Dosimeters (CaSO₄:Dy and LiF:Mg,Ti) [PDF]

Iranian Journal of Medical Physics
Introduction: Cesium-137 (Cs-137) is a widely used source of ionizing radiation across various fields.Thermoluminescent dosimeters (TLDs), due to their sensitivity and reliability, are frequently employed to measure radiation dose in medical, industrial,
Yuni Warty, Dewi Wulandari, Soraya Soraya, Abdul Rahim, Abdon Manalu   +4 more
doaj   +1 more source

Designing Vanadium‐Based Oxide Electrocatalysts for Water Splitting: Experimental and Mechanistic Insights with Machine Learning

Advanced Functional Materials, EarlyView.
This review establishes structure‐property‐mechanism relationships across six modification strategies for V‐based oxide water‐splitting electrocatalysts: lattice engineering, heteroatom doping, interface engineering, carbon‐based hybridization, morphology engineering, and surface reconstruction and pre‐catalyst design, where dissolution is reframed as ...
Youness El Issmaeli, Amina Lahrichi, Hoje Chun, Rafael Gómez‐Bombarelli, Bruno G. Pollet   +4 more
wiley   +1 more source