[PDF][PDF] Hydroxypropyl cellulose loaded with ZnO nanoparticles for enhancing the mechanical properties of Papyrus (Cyperus papyrus L.) Strips

RRA Hassan, SMA Mahmoud, MA Nessem, RTA Aty… - …, 2021 - academia.edu
Unfortunately, papyrus has not been sufficiently studied regarding improvement of the
mechanical or optical properties, which degrade under the impact of aging factors over time …

Documentation and evaluation of an ancient paper manuscript with leather binding using spectrometric methods

RRA Hassan, MF Ali, AGA Fahmy, HM Ali… - Journal of …, 2020 - Wiley Online Library
The present study presented an integrated analytical approach to the Qur'anic manuscript
with leather binding; the multianalyses revealed the degree of degradation for paper and …

[PDF][PDF] A Recently Discovered Corn Mummy In Ibis, South Of Abu Sir, North of Saqqara 2018: A Case Study

RRA Hassan - International Journal of Conservation Science, 2021 - ijcs.ro
The present study mainly aimed to document the newly discovered grain mummy and to
disclose some scientific information about this type of mummies. It also aimed to identify …

A scientific approach for evaluating extremely caked paper manuscript kept in Al-Azhar Library in Cairo

WSA Mohamed, MA Mohie - Pigment & Resin Technology, 2022 - emerald.com
Purpose Paper aims to determinate caking paper manuscript cause through studying of the
manuscript components, bio-deterioration and physio-chemical deterioration factor. It will …

USE OF SEM, FTIR, AND AMINO ACID ANALYSIS METHODS TO ASSESS THE DAMAGE OF SOME HISTORICAL LEATHER BINDINGS FROM THE XIXth CENTURY …

RRA Hassan, MF Ali… - International Journal of …, 2018 - search.ebscohost.com
The current study aims to assess the damage of some historical leathers dating from 1806,
1848, 1880, and, respectively, 1887 AD Measurement of pH, infrared spectroscopy (FTIR) …

Iron-gall ink studies on acid and alkaline papers and their relation to cellulose microbiological degradation.

ACA Da Costa, F DO N CORRÊA… - International …, 2018 - search.ebscohost.com
This paper describes the effect of various iron-gall inks on acid and alkaline papers and their
relation to biodeterioration. Different types of papers were used in the present study, where …

Characterization of pharaonic cartonnage from a late period, Saqqara excavations

HAM Afifi, HS Galal, RR Ali Hassan - Pigment & Resin Technology, 2020 - emerald.com
Purpose The purpose of this paper is to identify the pigments, mediums and ground layer
used during the late era of ancient Egyptian civilization through the analysis of mummy …

AN ANALYTICAL STUDY OF ONE OF THE ARCHAEOLOGICAL ARABIC PAPYRI IN THE MUSEUM OF ISLAMIC ART-EGYPT

R Mahmoud, R Hassan, M Mansour… - Egyptian Journal of …, 2023 - journals.ekb.eg
The study aims to analyze and examine a degraded archaeological papyrus in the
Restoration Laboratory of the Museum of Islamic Art in Cairo to identify its state of …

In vitro study for use of cactus gel in enhancing the mechanical strengths of vegetable tanned leathers under accelerated aging

RRA Hassan - International Journal of Precision Engineering and …, 2020 - Springer
The present experimental study investigate the use of aloe vera gel as an innovative
material to reinforce the degraded leather. The effectiveness of the proposed material was …

[PDF][PDF] CONSERVATION SCIENCE

SOFATOC HERITAGE - scholar.archive.org
The article focuses on the main problems and socio-cultural and political challenges related
to the attitude of the professional community, state bodies and society as a whole to cultural …