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19 Results Found

  • Article
  • Open Access
1,739 Views
17 Pages

26 March 2024

Potassium (K), thorium (Th), and uranium (U) are good markers of magmatic or alteration processes and the surface concentrations of these radioelements can be mapped at the regional or local scale through radiometric (gamma) surveys. In this study, a...

  • Article
  • Open Access
13 Citations
3,482 Views
15 Pages

Long Term Application of Fertilizers in Eastern Amazon and Effect on Uranium and Thorium Levels in Soils

  • Anderson Martins de Souza Braz,
  • Marcondes Lima da Costa,
  • Sílvio Junio Ramos,
  • Roberto Dall’Agnol and
  • Antonio Rodrigues Fernandes

10 September 2021

In recent years, the use of fertilizers has increased in the Amazon. Phosphate fertilizers, which are commonly used, can present high concentrations of radioelements. In the present study, the activity concentrations of uranium (U) and thorium (Th) i...

  • Article
  • Open Access
3 Citations
1,447 Views
50 Pages

22 July 2025

Between approximately 725 and 518 Ma, a suite of specialized felsic plutons and granitic stocks were emplaced across the Arabian Shield, many of which are now recognized as highly mineralized prospects enriched in rare earth elements (REEs), rare met...

  • Article
  • Open Access
4 Citations
6,355 Views
16 Pages

Radiometric Signatures of Gold Mineralization Zone in Pongkor, West Java, Indonesia: A Baseline for Radiometric Mapping Application on Low-Sulfidation Epithermal Deposit

  • Heri Syaeful,
  • Roni Cahya Ciputra,
  • Tyto Baskara Adimedha,
  • Agus Sumaryanto,
  • I Gde Sukadana,
  • Frederikus Dian Indrastomo,
  • Fadiah Pratiwi,
  • Sucipta Sucipta,
  • Hendra Adhi Pratama and
  • Bronto Sutopo
  • + 5 authors

21 December 2023

Radiometric mapping could play a prominent role in locating the host rock or alteration that leads to gold mineralization. Nevertheless, in low-sulfidation epithermal gold deposits, the radiometric signatures have to be priorly characterized due to t...

  • Review
  • Open Access
660 Views
26 Pages

Cyclopentadienyl Complexes of Technetium

  • Ulrich Abram and
  • Maximilian Roca Jungfer

18 December 2025

The number of structurally investigated cyclopentadienyl (Cp) complexes of technetium is limited in contrast to the situation with its heavier homolog, rhenium. Although this could be attributed to the radioactivity of all isotopes of the radi...

  • Perspective
  • Open Access
1,400 Views
18 Pages

Do Soil Methanotrophs Really Remove About 5% of Atmospheric Methane?

  • Xiaokun Yao,
  • Tao Tao,
  • Wei Li,
  • Tingzhen Ming and
  • Renaud de Richter

12 September 2025

It has been experimentally proved that microorganisms in soils are able to remove atmospheric methane (CH4), particularly through experiments with radioelements such as 14CH4. However, a curious question arises: are these microorganisms the only resp...

  • Review
  • Open Access
14 Citations
5,036 Views
30 Pages

AAZTA-Derived Chelators for the Design of Innovative Radiopharmaceuticals with Theranostic Applications

  • Cyril Fersing,
  • Nicolas Masurier,
  • Léa Rubira,
  • Emmanuel Deshayes and
  • Vincent Lisowski

16 February 2022

With the development of 68Ga and 177Lu radiochemistry, theranostic approaches in modern nuclear medicine enabling patient-centered personalized medicine applications have been growing in the last decade. In conjunction with the search for new relevan...

  • Review
  • Open Access
29 Citations
7,894 Views
35 Pages

225Ac-Labeled Somatostatin Analogs in the Management of Neuroendocrine Tumors: From Radiochemistry to Clinic

  • Léa Rubira,
  • Emmanuel Deshayes,
  • Lore Santoro,
  • Pierre Olivier Kotzki and
  • Cyril Fersing

The widespread use of peptide receptor radionuclide therapy (PRRT) represents a major therapeutic breakthrough in nuclear medicine, particularly since the introduction of 177Lu-radiolabeled somatostatin analogs. These radiopharmaceuticals have especi...

  • Article
  • Open Access
42 Citations
6,525 Views
11 Pages

Silver Nanomaterial-Immobilized Desalination Systems for Efficient Removal of Radioactive Iodine Species in Water

  • Ha Eun Shim,
  • Jung Eun Yang,
  • Sun-Wook Jeong,
  • Chang Heon Lee,
  • Lee Song,
  • Sajid Mushtaq,
  • Dae Seong Choi,
  • Yong Jun Choi and
  • Jongho Jeon

26 August 2018

Increasing concerns regarding the adverse effects of radioactive iodine waste have inspired the development of a highly efficient and sustainable desalination process for the treatment of radioactive iodine-contaminated water. Because of the high aff...

  • Article
  • Open Access
1,248 Views
23 Pages

Insights into Gamma-Ray Spectrometry of Building Stones in the North Temple of the Great Ball Court, Archaeological Zone of Chichen Itza, Mexico

  • Alejandro Méndez-Gaona,
  • Vsevolod Yutsis,
  • Rubén Alfonso López-Doncel,
  • Claudia Araceli García-Solís and
  • Alfredo Aguillón-Robles

20 August 2025

Non-destructive tests are especially useful for the assessment of building stones and their deterioration in built cultural heritage. Gamma-ray spectrometry is a non-destructive test that has not been applied extensively in these types of constructio...

  • Article
  • Open Access
15 Citations
4,609 Views
16 Pages

Airborne Radiometric Surveys and Machine Learning Algorithms for Revealing Soil Texture

  • Andrea Maino,
  • Matteo Alberi,
  • Emiliano Anceschi,
  • Enrico Chiarelli,
  • Luca Cicala,
  • Tommaso Colonna,
  • Mario De Cesare,
  • Enrico Guastaldi,
  • Nicola Lopane and
  • Virginia Strati
  • + 8 authors

8 August 2022

Soil texture is key information in agriculture for improving soil knowledge and crop performance, so the accurate mapping of this crucial feature is imperative for rationally planning cultivations and for targeting interventions. We studied the relat...

  • Review
  • Open Access
96 Citations
15,967 Views
37 Pages

Overview of Radiolabeled Somatostatin Analogs for Cancer Imaging and Therapy

  • Romain Eychenne,
  • Christelle Bouvry,
  • Mickael Bourgeois,
  • Pascal Loyer,
  • Eric Benoist and
  • Nicolas Lepareur

2 September 2020

Identified in 1973, somatostatin (SST) is a cyclic hormone peptide with a short biological half-life. Somatostatin receptors (SSTRs) are widely expressed in the whole body, with five subtypes described. The interaction between SST and its receptors l...

  • Review
  • Open Access
6 Citations
3,495 Views
65 Pages

29 March 2024

A wide range of nano-objects is found in many applications of our everyday life. Recognition of their peculiar properties and ease of functionalization has prompted their engineering into multifunctional platforms that are supposed to afford efficien...

  • Article
  • Open Access
3 Citations
2,885 Views
24 Pages

In geological mapping, maps of K, Th, and U concentrations provided by airborne radiometric surveys are widely used to delineate geological units in tropical regions from the few rare outcrops. Indeed, thanks to their specific geochemical properties...

  • Review
  • Open Access
15 Citations
4,524 Views
29 Pages

Immunotherapy has transformed cancer treatment. Nevertheless, given the heterogeneity of clinical efficacy, the multiplicity of treatment options available and the possibility of serious adverse effects, selecting the most effective treatment has bec...

  • Article
  • Open Access
10 Citations
4,172 Views
19 Pages

Assessment of Natural Radionuclide Distribution Pattern and Radiological Risk from Rocks in Precambrian Oban Massif, Southeastern Nigeria

  • Ekpenyong E. Ekpe,
  • Ubong C. Ben,
  • Stephen E. Ekwok,
  • Ebong D. Ebong,
  • Anthony E. Akpan,
  • Ahmed M. Eldosouky,
  • Kamal Abdelrahman and
  • David Gómez-Ortiz

28 February 2022

A gamma spectrometric analysis of rock samples collected from the Precambrian Oban Massif, southeastern Nigeria, was performed to determine some primordial radioelements’ activity concentrations: U-238, Th-232, and K-40, and their associated ra...

  • Feature Paper
  • Article
  • Open Access
19 Citations
3,637 Views
18 Pages

Natural Radionuclide Levels and Radiological Hazards of Khour Abalea Mineralized Pegmatites, Southeastern Desert, Egypt

  • Reham M. Abd El Rahman,
  • Sherif A. Taalab,
  • Zainab Z. Al Full,
  • Mostafa S. Mohamed,
  • M. I. Sayyed,
  • Nouf Almousa and
  • Mohamed Y. Hanfi

15 March 2022

Arranged from oldest to youngest, the main granitic rock units exposed in Khour Abalea are metagabbros, cataclastic rocks, ophiolitic melange, granitic rocks, pegmatite and lamprophyre dykes. The presence of radioactivity associated with the heavy be...

  • Article
  • Open Access
21 Citations
3,287 Views
17 Pages

Hazards of Radioactive Mineralization Associated with Pegmatites Used as Decorative and Building Material

  • Mohamed M. El Dabe,
  • A. M. Ismail,
  • Mohamed Metwaly,
  • Sherif A. Taalab,
  • Mohamed Y. Hanfi and
  • Antoaneta Ene

6 February 2022

The present study aimed to assess the radiological hazards associated with applying the investigated granite in the building materials and the infrastructures applications. The investigated granites are classified into four categories: El-Urf, barren...

  • Article
  • Open Access
9 Citations
2,122 Views
21 Pages

Multi-Elemental Characterization of Soils in the Vicinity of Siderurgical Industry: Levels, Depth Migration and Toxic Risk

  • Antoaneta Ene,
  • Florin Sloată,
  • Marina V. Frontasyeva,
  • Octavian G. Duliu,
  • Alina Sion,
  • Steluta Gosav and
  • Diana Persa

29 May 2024

The assessment of soil contamination in the vicinity of integrated siderurgical plants is of outmost importance for agroecosystems and human health, and sensitive techniques should be employed for accurate assessment of chemical elements (metals, pot...