Results 11 to 20 of about 429 (105)

At the beginnings of the funerary Megalithism in Iberia at Campo de Hockey necropolis. [PDF]

open access: yesSci Rep, 2022
The excavations undertaken at the Campo de Hockey site in 2008 led to the identification of a major Neolithic necropolis in the former Island of San Fernando (Bay of Cádiz).
Vijande-Vila E   +18 more
europepmc   +12 more sources

The discovery of a fossil whitefly from Lower Lusatia (Germany) presents a challenge to current ideas about Baltic amber [PDF]

open access: yesScientific Reports
The whiteflies (Hemiptera: Aleyrodidae) are small sternorrhynchan insects, which have the potential to cause significant economic damage to agricultural crops.
Jowita Drohojowska   +2 more
doaj   +2 more sources

The First Record of Whitefly (Hemiptera, Sternorrhyncha, Aleyrodidae) from Bitterfeld Amber [PDF]

open access: yesInsects
A male specimen of whitefly Pudrica christianottoi Drohojowska et Szwedo, 2024, of subfamily Aleyrodinae, previously known from the sole female specimen from Lower Lusatia succinite, is here described, based on an inclusion from Bitterfeld amber.
Jowita Drohojowska   +4 more
doaj   +2 more sources

THERMAL AND STRUCTURAL PROPERTIES OF SUCCINITE REINFORCED PA6 NANOFIBERS [PDF]

open access: yesENVIRONMENT. TECHNOLOGIES. RESOURCES. Proceedings of the International Scientific and Practical Conference
Give This research article delves into the thermal stability of succinite -an organic polymer- when amalgamated within the structure of PA6 nanofibers, with a focus on assessing the consequent mechanical and structural performance of such composite ...
Lasenko, Inga
core   +6 more sources

Amber imitation? Two unusual cases of Pinus resin-coated beads in Iberian Late Prehistory (3rd and 2nd millennia BC). [PDF]

open access: yesPLoS One, 2019
A group of beads from the artificial cave of La Molina (Lora de Estepa, Sevilla) and Cova del Gegant (Sitges, Barcelona) were made from a biogenic raw material and intentionally covered by a layer of resin.
Odriozola CP   +5 more
europepmc   +4 more sources

Amber in prehistoric Iberia: New data and a review. [PDF]

open access: yesPLoS One, 2018
Provenancing exotic raw materials and reconstructing the nature and routes of exchange is a major concern of prehistoric archaeology. Amber has long been recognised as a key commodity of prehistoric exchange networks in Europe.
Murillo-Barroso M   +5 more
europepmc   +6 more sources

Crustose lichens with lichenicolous fungi from Paleogene amber. [PDF]

open access: yesSci Rep, 2019
Lichens, symbiotic consortia of lichen-forming fungi and their photosynthetic partners have long had an extremely poor fossil record. However, recently over 150 new lichens were identified from European Paleogene amber and here we analyse crustose ...
Kaasalainen U   +3 more
europepmc   +3 more sources

INFLUENCE OF SUCCINITE ADDITIVES ON THE CRYSTAL STRUCTURE AND ORIENTATION OF COMPOSITE PA6 NANOFIBERS [PDF]

open access: yesENVIRONMENT. TECHNOLOGIES. RESOURCES. Proceedings of the International Scientific and Practical Conference
Give this article delves into the investigation of the crystal structure and crystalline orientation of composite polyamide 6 (PA6) nanofibers. The study aims to elucidate the impact of crystallinity and crystalline orientation on the properties of ...
Lasenko, Inga
core   +6 more sources

BALTIC AMBER IN HISPANIA DURING LATE ANTIQUITY. CONTACTS, NETWORKS AND EXCHANGE [PDF]

open access: yesOxford Journal of Archaeology, Volume 43, Issue 2, Page 195-216, May 2024.
Summary Amber is a material of great social value that has been identified at various archaeological sites on the Iberian peninsula dating to Late Antiquity. The objects, mostly necklace beads, have been discussed to date with limited results in relation to a small number of studies.
Elena Vallejo‐Casas   +3 more
wiley   +3 more sources

Study of amber (succinite) optical properties by IR-spectroscopy method [PDF]

open access: yesScientific and Technical Journal of Information Technologies, Mechanics and Optics, 2018
Ya.I. Verkhovskaya   +2 more
exaly   +2 more sources

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