Results 31 to 40 of about 12,913 (291)

Early Medieval Pithos-Jugs Discovered in the Volga Delta

open access: yesАрхеология евразийских степей, 2022
The paper introduces into scientific discourse the details of early medieval ceramic containers discovered in the course of studies by the Astrakhan Museum-Reserve and the Institute of Oceanology of the Russian Academy of Sciences conducted at the ...
Damir S. Soloviev, Sergey A. Kotenkov
doaj   +1 more source

About Some Types of Black Polished Ceramics from Medieval Settlements in the South Aral Sea Region

open access: yesПоволжская археология, 2022
The spread of high-quality non-glazed ceramics testifies to the development of ceramic craft in the South Aral Sea region of the medieval period. The morphological features and functional purpose of grey-clay ceramics with black polishing: jugs, pot ...
Iskanderova Aysulu D.   +1 more
doaj   +1 more source

Отново за колективната находка от керамични съдове от халколитния некропол при Кошарна, Русенска област

open access: yesБългарско е-Списание за Археология, 2021
Тhe archaeological complex in Kosharna is located at 3 km to the southwest of the eponymous village in the areas Kajnanak dere and Koru Gjoldjuk. It consists of 2 tell-settlements and adjoining cemetery dated to the second half of Chalcolithic period. A
Dimitar Chernakov
doaj  

Experimental Work on the Production of Ceramics of the Chirik-Rabat Culture

open access: yesПоволжская археология, 2023
The article introduces the results, descriptions and analysis of the experiment on the reconstruction of the molding mass and the manufacture of ceramic vessels of the Chirik-Rabat culture (3rd–2nd centuries BC).
Utubayev Zhanbolat R.   +4 more
doaj   +1 more source

Middle Bronze Age Pottery Kilns at Şaraga Höyük

open access: yesBelleten, 2013
As a result of archeological research conducted on prehistoric and protohistoric periods in Anatolia a limited number of ceramic kilns were found.
Sabahattin Ezer
doaj   +1 more source

Incorporation of Selenium into Sol–Gel‐Derived Bioactive Glass: Influence on Glass Structure, Bioactivity, and its Selective Cytotoxicity

open access: yesAdvanced Engineering Materials, EarlyView.
Selenium was incorporated into a sol–gel‐derived bioactive glass to enable sustained therapeutic ion release. The selenium‐containing glass preserved bioactivity while selectively inducing cytotoxicity in osteosarcoma cells and maintaining osteoblastic viability.
Breno Rocha Barrioni   +7 more
wiley   +1 more source

Caddo Ceramic Vessels from Lake Sam Rayburn Sites

open access: yes, 2016
The distinctive Caddo ceramic vessels from the lower Neches–Angelina (i.e., Lake Sam Rayburn) and the lower Sabine (i.e., Toledo Bend Reservoir) river basins are not well understood, due to current cultural phase taxonomic difficulties and poorly defined
Perttula, Timothy K., Walters, Mark
core   +1 more source

Karl Popper and the Mechanisms of Hydrogen Embrittlement

open access: yesAdvanced Engineering Materials, EarlyView.
Representation of the beginning of loss of ductility rather than embrittlement. Small concentrations of hydrogen in a diffusible form within iron are well‐established to harm the mechanical integrity of steels. There are theories that attempt to explain the pernicious role of hydrogen.
H. K. D. H. Bhadeshia
wiley   +1 more source

Electrochemical Behavior of Flame‐Sprayed Sc‐Doped AlCoCrFeMo High‐Entropy Alloy Coatings in 3.5% Sodium Chloride Solution

open access: yesAdvanced Engineering Materials, EarlyView.
Scandium (Sc)‐doped AlCoCrFeMo HEA coatings are fabricated via flame spraying with 0.1, 0.3, and 0.5 wt% Sc additions. Among these, the HEA‐Sc0.3 coating exhibits the highest corrosion resistance, indicated by a more positive corrosion potential and lower current density.
Pankaj Kumar   +7 more
wiley   +1 more source

Digitizing the Filtration Interface: A Smart, Modular Janus Wood Platform for Self‐Reporting Oil/Water Remediation

open access: yesAdvanced Functional Materials, EarlyView.
This work developed a smart Janus wood membrane integrating asymmetric wettability with built‐in electrical sensing for oil‐water separation. The membrane achieved > 99.5% separation efficiency and high flux by leveraging wood's natural anisotropic pore structure.
Kaiwen Chen   +10 more
wiley   +1 more source

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