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Observation of coherent elastic neutrino-nucleus scattering
Akimov, D.,Albert, J. B.,An, P.,Awe, C.,Barbeau, P. S.,Becker, B.,Belov, V.,Brown, A.,Bolozdynya, A.,Cabrera-Palmer, B.,Cervantes, M.,Collar, J. I.,Cooper, R. J.,Cooper, R. L.,Cuesta, C.,Dean, D. J.,D American Association for the Advancement of Scienc 2017 Science Vol.357 No.6356
<P>The coherent elastic scattering of neutrinos off nuclei has eluded detection for four decades, even though its predicted cross section is by far the largest of all low-energy neutrino couplings. This mode of interaction offers new opportunities to study neutrino properties and leads to a miniaturization of detector size, with potential technological applications. We observed this process at a 6.7s confidence level, using a low-background, 14.6-kilogram CsI[Na] scintillator exposed to the neutrino emissions from the Spallation Neutron Source at Oak Ridge National Laboratory. Characteristic signatures in energy and time, predicted by the standard model for this process, were observed in high signal-to-background conditions. Improved constraints on nonstandard neutrino interactions with quarks are derived from this initial data set.</P>
First constraint on coherent elastic neutrino-nucleus scattering in argon
Akimov, D.,Albert, J. B.,An, P.,Awe, C.,Barbeau, P. S.,Becker, B.,Belov, V.,Blackston, M. A.,Bolozdynya, A.,Cabrera-Palmer, B.,Cervantes, M.,Collar, J. I.,Cooper, R. L.,Daughhetee, J.,del Valle Coello American Physical Society 2019 Physical review. D Vol.100 No.11
Smyrnova, Iryna,Akimov, Oleksandr,Krasivskyу, Orest,Shykerynets, Vasyl,Kurovska, Ilona,Hrusheva, Alla,Babych, Andrii International Journal of Computer ScienceNetwork S 2021 International journal of computer science and netw Vol.21 No.3
The article analyzes the possibility of using information and innovation experience in training public administration specialists, and also explores the system of training public administration and management specialists abroad. It was determined that in the European Union, Japan and other developed countries, three concepts of qualified personnel training will be developed: the concept of specialized training is focused on the present or near future and is relevant for the respective workplace; the concept of multidisciplinary training is effective from an economic point of view, as it increases intra-production and non-production mobility of an employee; the concept of learner-centered learning with the aim of developing human qualities.
Brian Dollery,ALEXANDR AKIMOV 한국행정학회 2008 International Review of Public Administration Vol.12 No.2
Australian local government policy has undergone a major change in direction as policy elites have recognized the ominous dimensions of the problem of local council financial unsustainability and thereby realized that recent structural reform programs have done little to ameliorate this problem. As a consequence, attention has now moved away from forced amalgamation to focus on shared local services as an alternative means of achieving greater operational efficiency. However, an unfortunate feature of the present debate is that, with a few notable exceptions, very little effort has been expended on examining existing Australian and international empirical evidence on the performance of shared local service models. The present paper seeks to remedy this neglect by critically evaluating available Australian and international empirical literature on the outcomes of shared local service arrangements.
Electromagnetic Wave Scattering from Wire Grids with nonorthogonal Cells
Seo, Dong-Shin,Akimov, Valeri P. 금오공과대학교 산업기술개발연구원 2000 産業技術開發硏究 Vol.16 No.-
The averaged boundary conditions, recently introduced by one of the present authors and colleagues, are used to examine the reflection characteristics of a wire grid with rhombic cells and arbitrary incidence of a plane wave, when interwire spacing a is small compared with the wavelength λ. They are also applicable for the ratio a/ λ<1, when the plane wave incidence is close to normal.
Kryshtanovych, Myroslav,Akimova, Liudmyla,Gavkalova, Nataliia,Akimov, Oleksandr,Shulga, Anastasia International Journal of Computer ScienceNetwork S 2022 International journal of computer science and netw Vol.22 No.2
The main purpose of the article is to study the key aspects of the use of modern technologies to ensure economic security in the context of achieving high efficiency of public administration.The economic security of the country is a multi-level system, the structure of which is determined by the peculiarities of the structure and key development priorities both in the regional aspect and nationally. The fundamental role of economic security is realized through a set of goals and objectives that are achieved in the process of ensuring it, among the main ones is the effective, dynamic and progressive development of the economy, which is impossible without the development of innovations. The essence of ensuring economic security from the standpoint of innovative development lies in the development of innovations that can increase the level of competitiveness of the state-level economic system, which necessitated an analysis of the conditions and dynamics of innovation development. As a result of the study, the basic aspects of the implementation of modern technologies were analyzed in the context of achieving high efficiency in public administration.
Akerib, D.S.,Akerlof, C.W.,Akimov, D.Yu.,Alsum, S.K.,Araú,jo, H.M.,Arnquist, I.J.,Arthurs, M.,Bai, X.,Bailey, A.J.,Balajthy, J.,Balashov, S.,Barry, M.J.,Belle, J.,Beltrame, P.,Benson, T.,Bernard North-Holland 2017 Astroparticle physics Vol.96 No.-
<P>The LUX-ZEPLIN (LZ) experiment will search for dark matter particle interactions with a detector containing a total of 10 tonnes of liquid xenon within a double -vessel cryostat. The large mass and proximity of the cryostat to the active detector volume demand the use of material with extremely low intrinsic radioactivity. We report on the radioassay campaign conducted to identify suitable metals, the determination of factors limiting radiopure production, and the selection of titanium for construction of the LZ cryostat and other detector components. This titanium has been measured with activities of U-238(e) < 1.6 mBq/kg, U-238(I) < 0.09 mBq/kg, Th-232(e) = 0.28 +/- 0.03 mBq/kg, Th-232(I) = 0.25 +/- 0.02 mBq/kg, K-40 <0.54 mBq/kg, and (60) Co <0.02 mBq/kg (68% CL). Such low intrinsic activities, which are some of the lowest ever reported for titanium, enable its use for future dark matter and other rare event searches. Monte Carlo simulations have been performed to assess the expected background contribution from the LZ cryostat with this radioactivity. In 1,000 days of WIMP search exposure of a 5.6-tonne fiducial mass, the cryostat will contribute only a mean background of 0.160 +/- 0.001(stat) +/- 0.030(sys) counts. (C) 2017 Elsevier B.V. All rights reserved.</P>
Zahorskyi, Volodymyr,Bobrovskyi, Oleksii,Bondarenko, Dmytro,Karpa, Marta,Akimov, Oleksandr,Akimova, Liudmyla International Journal of Computer ScienceNetwork S 2022 International journal of computer science and netw Vol.22 No.8
The main purpose of the study is to analyze the features of ensuring information security in the system of public administration of the constant development of the region. The actualization of the research topic is because the information has become a powerful means of manipulating the public and individual consciousness, as well as a real weapon used in new types of conflicts, confrontations, and confrontations. Creating opportunities for everyone to access information sources, developing the ability to use it, and at the same time protecting people from dirty information flows create a kind of subject-research field, one of the most relevant aspects of which is the problem of forming and implementing information security policy at the state, public and civil levels. The research methodology involved the use of theoretical and scientific methods. As a result of the study, the key features of ensuring information security in the system of public management of the continuous development of the region of the EU countries were identified.
Borysenko, Olha,Kitsak, Taras,Pasichnyi, Roman,Akimova, Liudmyla,Karpa, Marta,Akimov, Oleksandr International Journal of Computer ScienceNetwork S 2022 International journal of computer science and netw Vol.22 No.8
The main purpose of the study is to determine the features of the implementation of public authority in the context of modern international security challenges. The fact that public authority is a necessary regulator of the life of society ensures its development, unity, and manageability, which is an important factor in the organization and orderliness of society adds to the actualization of the research topic. The research methodology includes a set of theoretical methods of analysis. Based on the results of the study, key aspects of the implementation of public authority in the context of modern international security challenges were identified. The study has limitations, and they relate to the practical aspect of the implementation of public authority in the context of modern international security challenges.