7 citations · 14 across the 7 of their papers we have counts for
7 papers
Orientation of Entrance and Burial Chamber in the Pyramids of the Egyptian Fourth and Fifth Dynasties
Amelia Carolina Sparavigna
In a recent work, arxiv:2412.20407, we have mentioned two Egyptian kings, Shepseskaf and Userkaf, of the IV and V Dynasties. Here we continue discussing their burial places, that i…
Two Egyptian Kings, Shepseskaf and Userkaf, and a solar eclipse (2471 BC)
Amelia Carolina Sparavigna
Recently, arXiv published a work by G. Magli about the eclipse of 1 April 2471 BC and a supposed influence of it on the end of the fourth Egyptian dynasty and the beginning of the…
Timekeeping at Akhet Khufu, as shown by the Diary of Merer
Amelia Carolina Sparavigna
The discovery of the Diary of Merer (papyri Wadi al-Jarf) allows us to see the Egyptian calendar applied in a logbook. The diary is dated to the 26th year of reign of Khufu and des…
q-Gaussian Tsallis line shapes and Raman spectral bands
Amelia Carolina Sparavigna
q-Gaussians are probability distributions having their origin in the framework of Tsallis statistics. A continuous real parameter q is characterizing them so that, in the range 1 <…
Light-Emitting Diodes in the Solid-State Lighting Systems
Amelia Carolina Sparavigna
Red and green light-emitting diodes (LEDs) had been produced for several decades before blue emitting diodes, suitable for lighting applications, were widely available. Today, we h…
Recurrence plots from altimetry data of some lakes in Africa
Amelia Carolina Sparavigna
The paper shows recurrence plots obtained from time series of the level variations of four lakes in Africa (Nasser, Tana, Chad and Kainji). The data, coming from remote sensing, ar…
Recurrence plots of exchange rates of currencies
Amelia Carolina Sparavigna
Used to investigate the presence of distinctive recurrent behaviours in natural processes, the recurrence plots can be applied to the analysis of economic data, and, in particular,…