Results 21 to 30 of about 192,711 (311)

Photostable Anisometric Lanthanide Complexes as Promising Materials for Optical Applications

Photonics, 2019
Uniform luminescent films with high optical quality are promising materials for modern molecular photonics. Such film materials based on β-diketonate complexes of lanthanides have the following application problem: rapid luminescence degradation ...
Andrey Knyazev, Maxim Karyakin, Yuriy Galyametdinov   +2 more
doaj   +1 more source

Effect of Cd and SPD on structure, physical, mechanical, and operational properties of alloy of Cu-Cr-Zr

Reviews on Advanced Materials Science, 2020
An increase in the service life of electrical products from copper and its alloys is directly related to an increase in the wear resistance of materials.
Aksenov Denis A., Raab Georgiy I., Asfandiyarov Rashid N., Semenov Vladimir I., Shuster Lev Sh.   +4 more
doaj   +1 more source

The Effects of a High Concentration of Dissolved Oxygen on Actinobacteria from Lake Baikal

Metabolites, 2023
Among the diversity of microorganisms, the rarest and least explored are microorganisms that live in conditions of high oxygen in the environment and can experience the effects of natural oxidative stress.
Maria E. Dmitrieva, Ekaterina V. Malygina, Alexander Y. Belyshenko, Victoria N. Shelkovnikova, Natalia A. Imidoeva, Maria M. Morgunova, Tamara Y. Telnova, Anfisa A. Vlasova, Denis V. Axenov-Gribanov   +8 more
doaj   +1 more source

Green logistics - modern transportation process technology

Production Engineering Archives, 2021
Green logistics is the part of the activities of an enterprise aimed at measuring and minimizing the impact of logistics activities on the environment.
Larina Irina Vyacheslavovna, Larin Andrey Nikolaevich, Kiriliuk Olga, Ingaldi Manuela   +3 more
doaj   +1 more source

Synthesis of Ti-Ni and Zr-Ni Core–Shell Particles Using Galvanic Replacement

Inorganics, 2023
This article focuses on the galvanic replacement synthesis of Ti-Ni and Zr-Ni metal systems with a “core-shell” structure, which are potential precursors for intermetallics.
Alexander F. Dresvyannikov, Leonid E. Kalugin, Ekaterina V. Petrova   +2 more
doaj   +1 more source

Social and Cultural Dynamics in the Neolithic of Baikal-Yenisey Siberia: problems, hypotheses and facts

Археология евразийских степей, 2023
An assessment was made of the possibilities of using burial complexes to study social and cultural dynamics in the Neolithic of Baikal-Yenisey Siberia (~8.6–5 ka cal BP).
Ivan M. Berdnikov, Natalia B. Sokolova
doaj   +1 more source

Daily vertical migrations of aquatic organisms and water transparency as indicators of the potential exposure of freshwater lakes to light pollution

Acta Biologica Sibirica
Light pollution, which disrupts the vital functions of organisms, including aquatic organisms, has become widespread in recent years. One of the main biological features of aquatic organisms is the presence of daily vertical migrations (DVM). However, as
Yana K. Ermolaeva, Ekaterina M. Dolinskaya, Sofya A. Biritskaya, Maria A. Maslennikova, Lidia B. Bukhaeva, Arina V. Lavnikova, Dmitry I. Golubets, Natalya A. Kulbachnaya, Anastasia I. Okholina, Iya V. Milovidova, Olga O. Rusanovskaya, Evgeny A. Kurashov, Еugene A. Silow, Dmitry Yu. Karnaukhov   +13 more
doaj   +1 more source

MARX VIVE!!! VIVA MARX!!!

Germinal: Marxismo e Educação em Debate, 2018
<p>Neste ano de 2018, celebrando os 200 anos do nascimento daquele que Friedrich Engels identificou como o maior pensador do seu tempo, <em>Germinal: Marxismo e Educação em Debate</em> – neste Volume 10, Número 3 – homenageia àquele sem o qual o sentido deste projeto editorial não existiria: Karl Marx (5/5/1818 - 14/3/1883 ...
Pereira, Maria de Fátima Rodrigues, Peixoto, Elza Margarida de Mendonça, Costa Netto, Pedro Leão da   +2 more
openaire   +3 more sources

Herrmann, Frankfurt a. M. [als Mephisto] / [gezeichnet von:] Eugen Klimsch ; [fotografiert von:] Arthur Marx [PDF]

, 1890
HERRMANN, FRANKFURT A. M. [ALS MEPHISTO] / [GEZEICHNET VON:] EUGEN KLIMSCH ; [FOTOGRAFIERT VON:] ARTHUR MARX [Künstlerfotografien zum Faustthema : Darsteller und Darstellerinnen des "Faust"] (-) Herrmann, Frankfurt a. M.
Marx, Arthur, Klimsch, Eugen
core  

Large Language Model‐Based Chatbots in Higher Education

Advanced Intelligent Systems, Volume 7, Issue 3, March 2025.
The use of large language models (LLMs) in higher education can facilitate personalized learning experiences, advance asynchronized learning, and support instructors, students, and researchers across diverse fields. The development of regulations and guidelines that address ethical and legal issues is essential to ensure safe and responsible adaptation
Defne Yigci, Merve Eryilmaz, Ail K. Yetisen, Savas Tasoglu, Aydogan Ozcan   +4 more
wiley   +1 more source