Results 81 to 90 of about 14,731 (317)

Distribution of 210Po in soils of Virajpet taluk, Coorg District, Karnataka

open access: yesJournal of Radiation Research and Applied Sciences, 2017
The present investigation involves the distribution of 210Po in the soils of Virajpet taluk, in Coorg District. The soil samples were collected along a vertical profile at various locations.
M.M. Prakash   +2 more
doaj   +1 more source

On the Validity of the Geiger-Nuttall Alpha-Decay Law and its Microscopic Basis

open access: yes, 2014
The Geiger-Nuttall (GN) law relates the partial $\alpha$-decay half-life with the energy of the escaping $\alpha$ particle and contains for every isotopic chain two experimentally determined coefficients.
Andreyev, A. N.   +5 more
core   +1 more source

Maneuverable Multilegged Locomotion through Anisotropically Arranged Soft Backbones in a Single‐Actuator Modular Miniature Robot

open access: yesAdvanced Intelligent Systems, EarlyView.
A modular eight‐legged robot exploits anisotropically oriented soft I‐beam backbones to transmit vibration from a single unbalanced‐mass actuator, producing frequency‐dependent multimodal gaits. A pseudo‐rigid‐body model enables high‐fidelity MuJoCo simulation, while Bayesian parameter identification and reinforcement learning yield robust control ...
Yiğit Yaman   +4 more
wiley   +1 more source

Nuclear structure and symmetry evolution in 190,192 84Po: insights from IBM-1, VMI, and GVMI [PDF]

open access: yesЯдерна фізика та енергетика
In this study, three nuclear models - the Interacting Boson Model-1 (IBM-1), the Variable Moment of Inertia (VMI), and its generalized form (Generalized Variable Moment of Inertia - GVMI) - were employed to investigate the low-lying collective states of ...
F. R. Abbas, A. K. Aobaid
doaj   +1 more source

Polonium and Lung Cancer

open access: yesJournal of Oncology, 2011
The alpha-radioactive polonium 210 (Po-210) is one of the most powerful carcinogenic agents of tobacco smoke and is responsible for the histotype shift of lung cancer from squamous cell type to adenocarcinoma. According to several studies, the principal source of Po-210 is the fertilizers used in tobacco plants, which are rich in polyphosphates ...
Zaga, Vincenzo   +3 more
openaire   +3 more sources

Sur le polonium [PDF]

open access: yesLe Radium, 1910
Pas de Résumé ...
Curie, Pierre, Debierne, A.
openaire   +2 more sources

Comparing the Latent Features of Universal Machine‐Learning Interatomic Potentials

open access: yesAdvanced Intelligent Systems, EarlyView.
This study quantitatively assesses how universal machine‐learning interatomic potentials encode the chemical space into latent features, showing unique model‐specific representations with high cross‐model reconstruction errors. It explores how training datasets, protocols, and targets affect these encodings.
Sofiia Chorna   +5 more
wiley   +1 more source

Indication of Ecological Condition of the Black Sea Mussels and Their Habitat Using Natural Radionuclide Polonium-210 [PDF]

open access: yesЖурнал Сибирского федерального университета: Серия Биология, 2017
Accumulation of polonium-210 by the Black Sea mussels in Sevastopol marine region and the Karadag Bay (the eastern part of the coast of the Crimea) depends on the mass of their soft tissue, sex, stage of gonad development and the conditions of their ...
Galina E. Lazorenko, Anna V. Pirkova
doaj  

A study on the transition between seniority-type and collective excitations in 204Po and 206Po

open access: yesEPJ Web of Conferences, 2018
Low-lying yrast states in 204Po and 206Po have been investigated by the γ-γ fast timing technique with LaBr3(Ce) detectors. Excited states of these nuclei were populated in the 197Au(11B,4n) and the 198Pt(12C,4n) fusion-evaporation reactions ...
Stoyanova Milena   +22 more
doaj   +1 more source

Enhanced Sensitivity of a Modified Quaking‐Induced Conversion Diagnostic Test for the Broad Detection of Sporadic and Inherited Prion Diseases: A Retrospective Study

open access: yesAnnals of Neurology, EarlyView.
Objective Quaking‐induced conversion (QuIC) tests, which detect prion‐seeding activity in cerebrospinal fluid (CSF), have markedly advanced the antemortem diagnosis of prion diseases such as Creutzfeldt‐Jakob disease (CJD). These tests provide high diagnostic accuracy and enable timely differentiation from other rapidly progressive neurodegenerative ...
Jennifer Myskiw   +13 more
wiley   +1 more source

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