Zobrazeno 1 - 10
of 51
pro vyhledávání: '"I. D. Singh"'
Autor:
Lakshmi Ranjit, J. R. Galagali, I. D. Singh, N. Ramakrishnan, Ajith Nilkanthan, S. K. Singh, Manoj K.
Publikováno v:
International Journal of Otorhinolaryngology and Head and Neck Surgery. 8:578
Background: Parathyroid hormone (PTH) deficiency or hypoparathyroidism occurring after total thyroidectomy is not an uncommon postoperative complication. Patients developing PTH deficiency are likely to develop hypocalcemia if not treated in time. Th
Autor:
B. McKay Rytting, Yunlong Zhang, Anthony S. Mennito, Peter K. Kilpatrick, I. D. Singh, Michael R. Harper
Publikováno v:
Energy & Fuels. 32:5711-5724
Petroporphyrins contribute to many of the challenges encountered when producing, transporting, and refining heavy crude oil and bitumen. They are the source of heavy metals that poison catalysts and may facilitate the aggregation, deposition, and emu
Autor:
I D Singh
Publikováno v:
Global Journal of Otolaryngology. 1
Publikováno v:
Petroleum Science and Technology. 23:931-937
Distillate fractions having boiling ranges of 270–320°C and 320–370°C derived from Heera and Panna crudes are characterized for their average structural parameters using n-d-M method as well as 1h and 13C NMR spectroscopy. It is observed that t
Autor:
R.A. Yadav, I. D. Singh
Publikováno v:
Pramana. 62:1255-1271
Electromagnetic theoretic analysis of shielded homogeneous and isotropic dielectric spheres has been made. Characteristic equations for the TE and TM modes have been derived. Dielectric spheres of radii of the order of μm size are found suitable for
Autor:
S. Gupta, R. S. Kaushik, M. K. S. Aloopwan, M. Thapliyal, M. Anwar, Manoj Srivastava, I. D. Singh, Madhukar O. Garg
Publikováno v:
Petroleum Science and Technology. 21:699-707
Petroleum pitch is an excellent precursor for a number of advanced carbon materials such as carbon fibres, carbon molecular sieves, mesocarbon micro-beads, activated carbon spheres, needle coke etc. Some of the refinery streams have good potential fo
Publikováno v:
Lubrication Science. 15:1-15
Nuclear magnetic resonance (NMR) spectroscopy has emerged as a powerful technique for studying the molecular composition of base oil matrices. The usefulness of this technique lies in its ability to explain the chemistry involved in the molecular cha
Publikováno v:
Lubrication Science. 14:119-129
The response of base oil hydrocarbons to additive molecules is fundamental to any lubricant formulation. To have this understanding it is important to have complete knowledge of the base oil hydrocarbon composition. The work reported here is a study
Publikováno v:
Tribotest. 5:313-320
The effect of the composition of a base oil matrix on additive response is an indication of its behaviour in a dynamic system. In this paper, a novel method involving quantitative 1H and 13C NMR to explain the molecular chemistry of base oil is used.
Publikováno v:
Energy & Fuels. 13:493-498
This study was primarily conducted to explore the effect of molecular composition of a base oil matrix on the oxidation kinetics and the variation of different thermodynamic parameters during oxidation. Pressurized differential scanning calorimetry w