Results 21 to 30 of about 4,640 (79)

Extreme Low Light Requirement for Algae Growth Underneath Sea Ice:A Case Study From Station Nord, NE Greenland [PDF]

open access: yes, 2018
Microalgae colonizing the underside of sea ice in spring are a key component of the Arctic foodweb as they drive early primary production and transport of carbon from the atmosphere to the ocean interior.
Andersen, Per   +6 more
core   +2 more sources

The Victorian Naturalist [PDF]

open access: yes
v.45 ...
Barnard, F. G. A. (Francis George Allman), 1857-1932   +4 more
core   +1 more source

Experiment and Numerical Simulation on Shale Cutting and Breaking of Special-shaped Cutter

open access: yesShiyou jixie
In order to solve the problems of low rock-breaking efficiency and short service life of PDC bit in drilling shale gas wells, a study was made on the shale cutting and breaking mechanism of special-shaped cutter.Based on typical special-shaped cutters ...
Wen Bo   +4 more
doaj  

Static and dynamic pitching moment measurements on a family of elliptic cones at Mach number 11 in helium [PDF]

open access: yes
Static and dynamic pitching moment measurements were made on a family of constant volume elliptic cones about two fixed axes of oscillation in the NAE helium hypersonic wind tunnel at a Mach number of 11 and at Reynolds numbers based on model length of ...
Laberge, J. G., Orlik-Rueckermann, K. J.
core   +1 more source

Patent Scope and Innovation in the Software Industry [PDF]

open access: yes, 2001
Software patents have received a great deal of attention in the academic literature. Unfortunately, most of that attention has been devoted to the problem of whether software is or should be patentable subject matter.
Cohen, Julie E., Lemley, Mark A.
core   +1 more source

The First Cataract Surgeons in the British Isles. [PDF]

open access: yesAm J Ophthalmol, 2021
Leffler CT   +4 more
europepmc   +1 more source

From ornaments to leather accessories: Creation of accessory collection inspired by Viking age ornaments [PDF]

open access: yes, 2016
This project is dedicated to the theme of traditional ornaments in contemporary design. More specifically it is concentrated on Viking age ornaments in contemporary design.
Myronenko, Oleksandra
core  

Economic evaluation of crop acreage estimation by multispectral remote sensing [PDF]

open access: yes
The author has identified the following significant results. Photointerpretation of S190A and S190B imagery showed significantly better resolution with the S190B system. A small tendancy to underestimate acreage was observed.
Ilhardt, D.   +6 more
core   +1 more source

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