Results 1 to 10 of about 327,424 (257)

Contemporary African American Historical Novel [PDF]

open access: yesЛитература двух Америк, 2023
The paper discusses the works of African American writers of the end of the 1960s — the end of the 2010s that address the historical past of African Americans and explores the traumatic experience of slavery and its consequences.
Yuri V. Stulov
doaj   +1 more source

Fast, large-field fluorescence and second-harmonic generation imaging with a single-spinning disk two-photon microscope [PDF]

open access: yesEPJ Web of Conferences, 2023
Confocal microscopes have been the workhorses of 3-D biological imaging, but they are slow, offer limited depth penetration and collect only ballistic photons.
Deeg Andreas   +10 more
doaj   +1 more source

Hidden Fossils of The Hondsrug Complex Connect Time and Space [PDF]

open access: yesGeoconservation Research, 2021
The Hondsrug UNESCO Global Geopark in the northeast of the Netherlands comprises the Hondsrug-complex, a prominent range of low till ridges created by forces of moving land ice and melt water.
Margaretha Roelfs, Harry Huisman
doaj   +1 more source

Lithostratigraphy of Late Weichselian tills on the West Estonian Islands [PDF]

open access: yesBulletin of the Geological Society of Finland, 1998
Glacial stratigraphy of the West Estonian Islands comprises three different diamicton units which are correlated event-stratigraphically to the Pandivere and Palivere ice advances of the most recent (Late Weichselian) glaciation and included into the ...
E. Kadastik, V. Kalm
doaj   +1 more source

Relationship between mineralogy and the physico-chemical properties of till in central Finland [PDF]

open access: yesBulletin of the Geological Society of Finland, 1992
The chemical and physical characteristics of the fine fraction of till were examined in the area of the Raahe-Ladoga metallogenic belt in central Finland. Till, weathered bedrock and rock samples were collected from the area, where element concentrations
M.L. Räisänen, M. Tenhola, J. Mäkinen
doaj   +1 more source

Evidence for the former existence of a thicker ice sheet on the Vestfjella nunataks in western Dronning Maud Land, Antarctica [PDF]

open access: yesBulletin of the Geological Society of Finland, 1996
Vestfjella (73-74°S, 13-16°W) is a 130 km long nunatak range in western Dronning Maud Land in East Antarctica, and its northern and southern ends are situated close to the present ice sheet grounding-line.
P. Lintinen
doaj   +1 more source

Glaciotectonic deformation of till-covered glaciofluvial deposits in Oulu region, Finland [PDF]

open access: yesBulletin of the Geological Society of Finland, 2008
Sedimentary sequences in Isoniemi and Hangaskangas in the Oulu area of Finland have been studied using conventional sedimentological techniques including structural and clast-fabric measurements on fold and fault structures and till units. Four different
A. Pasanen, J.P. Lunkka
doaj   +1 more source

Concrete-like till: A scientific and economic problem [PDF]

open access: yesBulletin of the Geological Society of Finland, 2000
In Finland, extremely compact and hard, concrete-like basal till, a type rare to the country, occurs in the district of Haukipudas on the coast of Northern Ostrobothnia. The cause of cementation is not its age but rather the composition of the underlying
J. Nenonen   +5 more
doaj   +1 more source

Water-soluble chemistry and weathering characteristics of some tills in Western Dronning Maud Land, Antarctica [PDF]

open access: yesBulletin of the Geological Society of Finland, 1997
The water-soluble chemistry and weathering characteristics of tills were studied on three nunataks with differing bedrock characteristics in the Vestfjella and Heimefrontfjella areas of the Western Dronning Maud Land, Antarctica.
P. Lintinen, J. Nenonen
doaj   +1 more source

Refraction seismic soundings on three crag and tail ridges in Central Finland [PDF]

open access: yesBulletin of the Geological Society of Finland, 1992
In this study we describe the materials and thicknesses of tills in three crag and tail ridges located in Central Finland. According to the refraction seismic soundings the tills above the groundwater table are loose and sandy and their average seismic ...
J. Mäkelä, K. Illmer
doaj   +1 more source

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