March 2015

How to document Historical Graffiti in Catacombs


This new paper discusses  RTI (Reflectance Transformation Imaging) for documenting historical graffiti in Catacombs. Historical graffiti  provide unique information on the uses of the catacombs over the centuries. Some of the graffiti of the catacombs of San Giovanni are contemporary with the epoch of the paintings that bear them (late antiquity), while others have been incised by [...]

How to use Technical Photography for mural paintings


Download our just published study on the application of technical photography for the examination and documentation of wall paintings. Technical Photography for mural paintings: the newly discovered frescoes in Aci Sant’Antonio (Sicily, Italy). CHSOS used technical photography for the examination and documentation of wall paintings in Sicily. Visible, ultraviolet and infrared photography coupled with panoramic and [...]

November 2014

EuroMed 2014. Pigments of Roman wall paintings in Syracuse Catacombs


CHSOS was at EuroMed 2014, Cyprus (Nov 3-8 ), a conference on digital documentation of heritage for conservation and protection. Samantha Stout, PhD student at CISA3 - University of California San Diego, presented a poster and a short talk on the field project carried out with CHSOS in the Catacombs of San Giovanni, Syracuse, Sicily. These are [...]

September 2014

We made the cover story! Discovered Frescoes in Sicily


Just published on the free online magazine, Archeomatica, 2, 2014. This paper presents the discovery of these frescoes and their examination performed with technical photography, XRF, and FORS (Fiber Optics Reflectance Spectroscopy).  This paper steams from a collaboration that CHSOS has had  with University of California San Diego (XRF spectroscopy) and GHT Photonics (FORS spectroscopy) [...]

August 2013

Syracuse, Catacombs


Saman­tha Stout is cur­rently a Ph.D. stu­dent at the Uni­ver­sity of Cal­i­for­nia, San Diego. She is under­taking part of her PhD research in Sicily, and I’m helping out so she may have access to various Sicilian Cultural Heritage sites. I like to volunteer a bit of my time to have scholars come to Sicily and do scientific [...]

February 2013

Infrared False Color for Art Examination


We do run a lot of initiatives, Stay on top of things! I noticed that I'm focusing this blog too much on technical and geeky stuff on how the scientific tools work rather than telling why we actually use the different imaging methods.  So, this post explains why we use Infrared False Color [...]