Zobrazeno 1 - 10
of 11
pro vyhledávání: '"Usama M. Rashed"'
Publikováno v:
Journal of Cultural Heritage. 55:128-137
Publikováno v:
Pigment & Resin Technology. 52:91-104
Purpose This paper aims at examining the potentiality of using Hibiscus sabdariffa L. calyces’ (Hs) aqueous extract to remove soot stains from the surface of fire-damaged silver gelatin prints. It further studies the cleaning efficiency and impact
Publikováno v:
Bulletin of Entomological Research. 111:528-543
This study was carried out to investigate the efficacy of the non-thermal atmospheric pressure plasma produced with dielectric barrier discharge (APPD) using air as a processing gas and microwave energy to controlTribolium castaneumandTrogoderma gran
Publikováno v:
Materials Today: Proceedings. 43:3336-3344
Textile fabrics possess multitude applications and a wide variety of highly technical uses. Microfiber is one of the most popular synthetic fibers. Its popularity is a result of special properties such as good resiliency, heat resistance, light weigh
Publikováno v:
Al-Azhar Bulletin of Science. 31:11-19
In this paper, the effect of feeding gas type on the dynamics of channel spark pulsed electron deposition system is investigated. Electrical, magnetic, and optical characterisations of the system were measured for different feeding gases, oxygen (O2)
Different Cleaning Techniques for Removal of Iron stain from Archaeological Bone Artifacts: A Review
Publikováno v:
Egyptian Journal of Chemistry.
Archaeological bone artifacts are found in different locations in Egypt, and they represent multiple values that should be preserved from different deterioration factors. Iron contamination is considered one of the most aspects of deterioration for b
Publikováno v:
Egyptian Journal of Chemistry.
This study is the first involving the use of ethyl lactate as a green solvent on vulnerable photographs in an endeavor to protect the environment by using eco-friendly economic materials and methods in photograph conservation field. The paper is an e
Autor:
Sayed H. Kenawy, Usama M. Rashed
Publikováno v:
Interceram - International Ceramic Review. 68:38-42
Synthesis of silicon carbide (SiC) nanoparticles was carried out using dense plasma focus technology with great potential for future industrial applications. The present work presents the synthesis and coating of aluminum metal with SiC nanoparticles
Publikováno v:
Bulletin of entomological research. 111(5)
This study was carried out to investigate the efficacy of the non-thermal atmospheric pressure plasma produced with dielectric barrier discharge (APPD) using air as a processing gas and microwave energy to control Tribolium castaneum and Trogoderma g
Autor:
Kamal A. Eid, Ahmed S. G. Khalil, Emad A. Al-Ashkar, Safwat Hassaballa, W. El hotaby, Badawi Anis, A. Abouelsayed, Usama M. Rashed
Publikováno v:
Materials Chemistry and Physics. 189:127-135
We present the optical properties of carbon nanotubes, graphene nanosheets, and onion like carbon (OLC) samples with different cages size in wide frequency range from 0.06 to 1650 THz. The samples were characterized by high resolution transmission el