Zobrazeno 1 - 10
of 60
pro vyhledávání: '"Alaa H. Ali"'
Publikováno v:
Iraqi Journal of Industrial Research, Vol 11, Iss 2 (2024)
Data encryption is an important part of the communication system. The Chaos essential properties, make it a crucial candidate for encryption applications. There is a compromise between complexity and security in previous studies. In this study, high
Externí odkaz:
https://doaj.org/article/bdb9a86fb2ca4a96ac5fde0387df4d51
Publikováno v:
Baghdad Science Journal, Vol 21, Iss 6 (2024)
In this research, an optical system using Pump-Probe technology was designed to study the effect of changing the Frequency values, integration time, delay time, and laser pulse width on the pumping pulse energy on an arbitrary laser dye material with
Externí odkaz:
https://doaj.org/article/e91b5270fcf243b7ac4e75817925fcce
Autor:
Alaa H. Ali, Asmaa Bahjat Kareem, Usama A. Al-Rawi, Ushna Khalid, Shengfu Zhang, Fatima Zafar, Edisa Papraćanin, Mohammad Rafe Hatshan, Farooq Sher
Publikováno v:
Frontiers in Chemistry, Vol 11 (2023)
Presently, the main cause of pollution of natural water resources is heavy metal ions. The removal of metal ions such as nickel (Ni2+) and cadmium (Cd2+) has been given considerable attention due to their health and environmental risks. In this regar
Externí odkaz:
https://doaj.org/article/89aab4e6511c425aa34ebd5c0d6cfa21
Publikováno v:
Saudi Dental Journal, Vol 34, Iss 8, Pp 779-787 (2022)
This study aimed at comparing shear-bond strength (SBS) of different self-etching adhesive systems (Clearfil S3 Bond Plus, G-Premio BOND and IBond) to dentin without or with diode-laser irradiation before photo-polymerization and to determine the eff
Externí odkaz:
https://doaj.org/article/09c09b737ee141ae9f5f103be36dd48c
Publikováno v:
Al-Rafidain Dental Journal, Vol 22, Iss 1, Pp 182-193 (2022)
Aims: To investigate the effect of in-office dental bleaching techniques on the microhardness of enamel and the influence of post bleaching diode laser irradiation on the surface microhardness of bleached enamel. Materials and methods: Forty bovine t
Externí odkaz:
https://doaj.org/article/e9339cbd20614ad98f1a22a4491d6bdd
Publikováno v:
Al-Rafidain Dental Journal, Vol 21, Iss 2, Pp 202-214 (2021)
Aims: To evaluate the influence of post bleaching diode laser irradiation on the surface roughness of bleached enamel. Materials and methods: Forty bovine teeth were prepared and then randomly divided into two equal groups (n=20) according to the i
Externí odkaz:
https://doaj.org/article/6227527c707e4ecd901c67243ee53a53
Publikováno v:
Engineering and Technology Journal, Vol 33, Iss 5A, Pp 1002-1008 (2015)
In this work, we study a diagnostic of a copper-plasma in air using a fundamental wavelength of a Nd: YAG laser system. The optical emission spectra of copper-plasma that have been detected using a spectrum analyzer (Thorlabs GmbH) have been used to
Externí odkaz:
https://doaj.org/article/7edff4ee1deb4cfa8651b3422095ad44
Publikováno v:
Engineering and Technology Journal, Vol 33, Iss 1A, Pp 51-60 (2015)
This research was carried out to manufacture porous refractories bricks from locally raw materials (Porcelanite to Dwaikhla Kaolinite clays). The raw materials were tested by Chemical analysis and XRD to find their suitability to produce light weight
Externí odkaz:
https://doaj.org/article/15f02500c8a44d808b4b1c8a816b22a7
Publikováno v:
Engineering and Technology Journal, Vol 33, Iss 1A, Pp 273-284 (2015)
In this research, the spectral characteristics and the nonlinear optical properties for the mixing of Rhodamine dyes (Rh6G, RC, and RB) were determined at different concentrations ( 1×10-5,2×10-5,5×10-5,7×10-5, and 1×10-4 mole/L) at room tempera
Externí odkaz:
https://doaj.org/article/53dea147603a4b1fa979e252763db052
Publikováno v:
Engineering and Technology Journal, Vol 32, Iss 9, Pp 2268-2276 (2014)
This research was carried out to investigate the suitability of locally white sand and Dwaikhla clay (Kaolin) for manufacture of semi-silica refractory bricks as thermal insulators for lining the furnaces. Preliminary investigations had been done to
Externí odkaz:
https://doaj.org/article/7e1526a5737e4b31ba704e568820aec9