The sunstone and polarised skylight: ancient Viking navigational tools?

Unknown

(2016)   AMERICAN JOURNAL OF PHYSICAL ANTHROPOLOGY

How could the Viking Sun compass be used with sunstones before and after sunset? Twilight board as a new interpretation of the Uunartoq artefact fragment

(2014) B. Bernath et al.   PROCEEDINGS OF THE ROYAL SOCIETY A-MATHEMATICAL PHYSICAL AND ENGINEERING SCIENCES

Direct naked-eye detection of chiral and Faraday effects in white light

(2012) G. Ropars et al.   EPL

Biosignatures as revealed by spectropolarimetry of Earthshine

(2012) Michael F. Sterzik et al.   NATURE

On the trail of Vikings with polarized skylight: experimental study of the atmospheric optical prerequisites allowing polarimetric navigation by Viking seafarers

(2011) G. Horvath et al.   PHILOSOPHICAL TRANSACTIONS OF THE ROYAL SOCIETY B-BIOLOGICAL SCIENCES

A depolarizer as a possible precise sunstone for Viking navigation by polarized skylight

(2011) G. Ropars et al.   PROCEEDINGS OF THE ROYAL SOCIETY A-MATHEMATICAL PHYSICAL AND ENGINEERING SCIENCES

Light Propagation with Phase Discontinuities: Generalized Laws of Reflection and Refraction

(2011) N. Yu et al.   SCIENCE

The polarization sense in human vision

(2010) Albert Le Floch et al.   VISION RESEARCH

Fine Structure Constant Defines Visual Transparency of Graphene

(2008) R. R. Nair et al.   SCIENCE