تصفح Academic حسب العنوان

Cryptanalysis of nonlinear confusion component based encryption algorithm

Munir, Noor; Khan, Majid; Shah, Tariq; Alanazi, Ammar S.; Hussain, Iqtadar ( Elsevier , 2021 , Article)

Recently many substitution box based encryption algorithms ensuring privacy have been proposed. Many, chaotic map based S-boxes have been generated posing high nonlinearity and strong cryptographic properties. Encryption ...

Cryptocurrencies and Finance Theories

Abdul Basith, Abdul Quddoos; Elgammal, Mohammed M; Abuzayed, Bana ( Universiti Teknologi MARA. , 2021 , Article)

Cryptocurrency (CCY) as a new key player in the currency system that has drawn the attention of scholars to examine its influence, relations and the opportunities that it may provide. However, a financial theoretical ...

Cryptographic ransomware encryption detection: Survey

Kenan, Begovic; Al-Ali, Abdulaziz; Malluhi, Qutaibah ( Elsevier , 2023 , Article)

The ransomware threat has loomed over our digital life since 1989. Criminals use this type of cyber attack to lock or encrypt victims' data, often coercing them to pay exorbitant amounts in ransom. The damage ransomware ...

Cryptosporidium spp., prevalence, molecular characterisation and socio-demographic risk factors among immigrants in Qatar.

Boughattas, Sonia; Behnke, Jerzy M; Al-Sadeq, Duaa; Ismail, Ahmed; Abu-Madi, Marawan; ... more authors ... less authors ( Public Library of Science , 2019 , Article)

The World Health Organization WHO has estimated that in developed countries, up to 30% of the population may suffer from foodborne diseases each year, and that in developing countries up to 2 million deaths per annum can ...

Crystal hydration and vacancy enhanced isotopic exchange reactions in Heterogeneous solid - liquid systems

Braun, T. [تيبور براون] ( Qatar University , 1994 , Article)

The rate of some heterogeneous isotopic exchange reactions can be enhanced by the simultaneous hydration of the solid participating in the exchange process. The results presented here show that the concomitant hydration ...

Crystal structure and spectral of new hydrazine-pyran-dione derivative: DFT enol↔hydrazone tautomerization via zwitterionic intermediate, hirshfeld analysis and optical activity studies

Abdenour, Guerraoui; Djedouani, Amel; Jeanneau, Erwann; Boumaza, Abdecharif; Alsalme, Ali; ... more authors ... less authors ( Elsevier , 2020 , Article)

A novel functionalized Schiff base derivative, (E)-3-(1-(2-(9H-fluoren-9-ylidene)hydrazineyl)ethylidene)-6-methyl-2H-pyran-2,4(3H)-dione, was synthesized via subsequent condensation/tautomerization processes in a high ...

Crystal structure of (E)-2-{[(6-methoxy-1,3-benzothiazol-2-yl)imino]methyl}phenol

Hijji, Yousef; Barare, Belygona; Wairia, Gilbert; Butcher, Ray J.; Wikaira, Jan ( International Union of Crystallography , 2015 , Article)

The title compound, C15H12N2O2S, crystallizes in the orthorhombic space group Pna21, with two molecules in the asymmetric unit (Z′ = 2). Each molecule consists of a 2-hydroxy Schiff base moiety linked through a spacer ...

Crystal structure of (E)-furan-2-carbaldehyde O-benzoyloxime

Hijji, Yousef M.; Rajan, Rajeesha; Mansour, Said; Ben Yahia, Hamdi ( International Union of Crystallography , 2017 , Article)

In the title compound, C12H9NO3, the benzoate and furan rings are almost coplanar, making a dihedral angle of 11.68 (9)°. The twist angle between the –COO group and the benzene ring is only 2.79 (16)°. In the crystal, ...

Crystal structure of the thalidomide analog (3aR∗,7aS∗)-2-(2,6-dioxopiperidin-3-yl)hexahydro-1H-isoindole-1,3(2H)-dione

Hijji, Yousef; Benjamin, Ellis; Jasinski, Jerry P.; Butcher, Ray J. ( International Union of Crystallography , 2018 , Article)

The title compound, C13H16N2O4, crystallizes in the monoclinic centrosymmetric space group, P21/c, with four molecules in the asymmetric unit, thus there is no crystallographically imposed symmetry and it is a racemic ...

Crystal structure, spectral, thermal and experimental/computational investigation of Anthracen-benzo[d]thiazol-2-amine new Schiff base derivative

Hijji, Yousef; Benjamin, Ellis; Butcher, Ray; Zarrouk, Abdelkader; Warad, Ismail ( Elsevier B.V. , 2021 , Article)

The N-S-N-tridentate ((E)-N-(anthracen-9-ylmethylene)benzo[d]thiazol-2-amine product was made available by dehydration of 2-Aminobenzothiazole with 9-anthraldehyde under non-classical microwave condition, five-minute ...

Crystallization and dielectric behavior of PLA and PHBV in PLA/PHBV blends and PLA/PHBV/TIO 2 nanocomposites

Gasmi S.; Hassan M.K.; Luyt A.S. ( BME-PT and GTE , 2019 , Article)

The morphology, crystallization behavior and mechanical properties of PLA, PHBV and their blends and nanocomposites with TiO 2 as filler were investigated. An uncommon morphological change was observed with increasing PLA ...

CS-based fall detection for connected health applications

Djelouat, Hamza; Baali, Hamza; Amira, Abbes; Bensaali, Faycal ( Institute of Electrical and Electronics Engineers Inc. , 2017 , Conference Paper)

Fall-related injuries of elderly people have become a major public-health burden resulting in direct physical, physiological and financial costs to the surfer and indirect societal costs. Automated fall detectors play a ...

CS<inf>2</inf> mediated synthesis of corrosion-inhibiting mercaptobenzothiazole molecule for industrial zinc: Experimental studies and molecular dynamic simulations

Eduok, Ubong; Faye, Omar; Szpunar, Jerzy; Khaled, Mazen ( Elsevier B.V. , 2021 , Article)

In this study, 2-mercaptobenzothiazole (MBT) was synthesized from a CS2 mediated formation scheme involving a catalyzed reaction between aminophenyl disulfide with metal sulfide under N2 atmosphere. The formation mechanism ...