نتایج جستجو برای: 4000 2 4

تعداد نتایج: 3122165  

2009
Naveed Chehrazi Thomas A. Weber

In August 2009, the Federal Reserve Bank reports the volume of consumer credit-card debt in the United States to be in excess of $900 billion. According to the 2009 Nilson Report this number is projected to grow by 20% in 2010. Developing an optimal strategy for collecting such an enormous debt is a crucial operational problem that, to the best of our knowledge, has not been successfully studie...

2015
Hamdi Boubaker

Hamdi Boubaker MD1,8, Mohamed Habib Grissa MD1,8, Mouna Sassi MD2,8, Taher Chakroun MD3, Kaouthar Beltaief MD1,8, Mohsen Hassine MD4,8, Grigoris T Gerotziafas MD5, Rabie Razgallah MD6, Wahid Bouida MD1,8, Riadh Boukef MD7,8, Ismail Elalamy MD5 and Semir Nouira MD1,8* 1Emergency Department, Fattouma Bourguiba University Hospital, Monasitr 5000, Tunisia 2Biological Laboratory, Maternity and Neona...

1997
A. A. Kamnev

1 Laboratory of Structural Research Methods, Institute of Biochemistry and Physiology of Plants and Microorganisms, Russian Academy of Sciences, 410015 Saratov, Russia 2 Laboratorio de Quimica Ambiental, Facultad Experimental de Ciencias, Universidad del Zulia, 4011 Maracaibo, Venezuela 3 Laboratoire des Mecanismes Reactionnels, Departement de Chimie, Ecole Polytechnique, CNRS LIRA 1307, F-9112...

Journal: :Indian Journal of Natural Products and Resources 2023

To develop and validate HPLC UV-visible spectroscopy methods for the determination of Thymoquinone (TMQ) content in different solvent extracts N. sativa L. seed. The evaluation free radical scavenging effect TMQ was investigated. Extraction done by adding 20 mL (hexane, methanol, ethanol, ethyl acetate, water) to 1 g blackseed a conical flask, respectively. mixtures were then incubated water ba...

Journal: :Acta Crystallographica Section A Foundations of Crystallography 2005

Journal: :Digital Technical Journal 1992
Barry A. Maskas Stephen F. Shirron Nicholas A. Warchol

1 Abstract DEC 4000 AXP systems demonstrate the highest performance and functionality for Digital's 4000 series of departmental server systems. DEC 4000 AXP systems are based on Digital's Alpha AXP architecture and the IEEE's Futurebus+ profile B standard. They provide symmetric multiprocessing performance for OpenVMS AXP and DEC OSF/1 AXP operating systems in an office environment. The DEC 400...

Reaction of thionyl chloride with 2-acetyl-1- benzenesulfonylpyrrole semicarbazone (6 c) gave 4 - (1- benzenesulfonyl-2 - pyrrolyl) - 1, 2, 3 -thiadiazole (lc). Selenium dioxide oxidation of 2-acetylpyrazine semicarbazone (10) in acetic acid afforded 4- (2-pyrazinyl) - 1, 2, 3- selenadiazole (4). Reaction of thionyl chloride with compound 10 gave 4- (2-pyrazinyl) - 1, 2, 3- thiadiazole (3)....

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