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Mekala, Raghu Vardhan Reddy,Danda, Ravinder Reddy,Gadegoni, Hemalatha Korean Chemical Society 2013 대한화학회지 Vol.57 No.1
A new family of thiazole heterocycles, namely [4-(1H-benzoimidazol-2-yl)-thiazol-2-yl]-benzylidene-amines has been synthesized by the condensation of 4-(1H-Benzoimidazol-2-yl)-thiazol-2-ylamine with various aromatic aldehydes and N-[4-(1H-benzoimidazol-2-yl)-thiazol-2-yl]-N'-benzylidene-hydrazines through the cyclization of 1-(1H-benzoimidazol-2-yl)-2-bromo-ethanone with arylthiosemicarbazones. The target compounds are achieved by using 1-(1H-Benzoimidazol-2-yl)-ethanone as starting material. The chemical structures of all newly synthesized compounds were confirmed by their IR, $^1H$ NMR and Mass spectral data. Further the compounds were used to evaluate their antimicrobial activity and found that the appreciable antimicrobial activity by some of the title compounds.
A time-dependent multistate model for bacteriorhodopsin photocycle
Ravinder Kumar Banyal,Gopalakrishna M. Hegde,B. Raghavendra Prasad,K.P.J. Reddy 한국물리학회 2005 Current Applied Physics Vol.5 No.2
A time-dependent theoretical model based on the rate equations for all the photochemical states of bacteriorhodopsin (bR) isdeveloped. A recursive method is adopted to solve the rate equations exactly, with an explicit temporal and intensity dependenceof the population densities. Simulated results for a thin wild type bR lm show that each intermediate state has a optimum popu-lation that depends uniquely on incident intensity and time. The model provides an analytical framework for optimization of bR forvarious electronics and photonic applications.. 2004 Elsevier B.V. All rights reserved.PACS:42.70.Gi; 82.39.Rt; 87.15.Aa; 87.14.Ee
Rondla Rohini,P. Muralidhar Reddy,Kanne Shanker,Kodipelli Kanthaiah,Vadde Ravinder,Anren Hu 대한약학회 2011 Archives of Pharmacal Research Vol.34 No.7
A series of mono and bis 2-2-(arylidineaminophenyl)indole azomethines have been synthesized by a condensation reaction of 2-(2-amino phenyl) indole with various mono and diketones RCO-R^l /R-CO-X-CO-R^l (1:1/2:1 ratio) in ethanol media. The synthesized azomethines were characterized via IR, ^1H-NMR, ^13C-NMR, MS and elemental analysis. The antimicrobial activity of these compounds against different bacteria and fungi was also evaluated.
Gulam Mohd Sayeed Ahmed,Pinninti Ravinder Reddy,Nuthalapati Seetharamaiah 한국정밀공학회 2012 International Journal of Precision Engineering and Vol. No.
Metal cutting processes involve interaction of the machining forces with the work piece. In this processes the vibrations are induced in machine tools which have adverse effect on tool life, surface integrity and occurrence of undesirable chatter phenomenon. In order to enhance the quality of surface of the work piece after machining and avoid chatter marks and breakage of tool, this paper gives a unique method to detect and suppress the chatter effect on the work piece finis. This method incorporates the features of Magneto-Rheological fluid which utilizes the input current as source to modify the magnetic field to enhance the variable stiffness and produce damping effect to control the end mill cutter vibration and suppress the chatter. The variables stiffness and damping can be maintained by the damper input current to attain desired magnetic field in the MR damper. In this work the chatter detection is observed by means of a remarkable Bingham number. The different machining parameters are considered in the experimental work and the results are compared with and without the magneto rheological damping effect and the results shows the enhancement of surface quality and reduced the chatter marks on the work piece by producing Magneto- Rheological damping to the end mill cutter during machining.
7T Magnetic Resonance Imaging Quantification of Brain Glutamate in Acute Ischaemic Stroke
John-Paul Nicolo,Bradford Moffat,David K. Wright,Benjamin Sinclair,Andrew Neal,Elaine Lui,Patricia Desmond,Rebecca Glarin,Kathryn A. Davis,Ravinder Reddy,Bernard Yan,Terence J. O’Brien,Patrick Kwan 대한뇌졸중학회 2021 Journal of stroke Vol.23 No.2
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