Search Results - "Tiwari, G.P."

Tailoring the hydrogen desorption thermodynamics of V2H by alloying additives by Kumar, Sanjay, Tiwari, G.P., Krishnamurthy, N.

“…•Decomposition of VH2 is three step process.•Electronic structure and H solubility are correlated.•Addition of hydride forming metal enhance the thermal…”
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High performance FeTi – 3.1 mass % V alloy for on board hydrogen storage solution by Kumar, Sanjay, Tiwari, G.P., Sonak, Sagar, Jain, Uttam, Krishnamurthy, Nagaiyar

“…Single phase FeTi intermetallic and FeTi-3.1 mass % V alloy were synthesized by vacuum arc melting using high purity elemental constituents. The crystal…”
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Terminal solid solubility of hydrogen in V–Al solid solution by Kumar, Sanjay, Taxak, Manju, Krishnamurthy, N., Suri, A.K., Tiwari, G.P.

“…Hydrogen solubility was studied in vanadium and series of vanadium aluminum alloys at varying temperatures and pressures. The alloys were prepared through…”
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A study of internal hydrogen embrittlement of steels by Tiwari, G.P., Bose, A., Chakravartty, J.K., Wadekar, S.L., Totlani, M.K., Arya, R.N., Fotedar, R.K.

“…A novel procedure for hydrogen charging and studying the Internal Hydrogen Embrittlement (IHE) of steels is described here. A cylindrical notched tensile…”
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Instability mechanisms in lamellar microstructures by Sharma, G., Ramanujan, R.V., Tiwari, G.P.

“…The shape instabilities associated with a lamellar structure when exposed to elevated temperature have been analysed. These instabilities were compared with…”
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Application of random walk concept to the cyclic diffusion mechanisms for self-diffusion in intermetallic compounds by Tiwari, G.P., Mehrotra, R.S., Iijima, Y.

“…Huntington-Elcock-McCombie (HEM) mechanism involving six consecutive and correlated jumps, a triple-defect mechanism (TDM) involving three correlated jumps and…”
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Hot hardness and indentation creep studies of a Fe–28Al–3Cr–0.2C alloy by Sharma, G, Ramanujan, R.V, Kutty, T.R.G, Tiwari, G.P

“…The hot hardness behaviour of a Fe–28Al–3Cr–0.2C (at.%) alloy was evaluated from room temperature to 1273 K. Indentation creep measurements were also carried…”
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Structural relaxation in metallic glasses by Tiwari, G.P, Ramanujan, R.V, Gonal, M.R, Prasad, R, Raj, P, Badguzar, B.P, Goswami, G.L

“…Structural relaxation in several transition metal based metallic glasses has been studied using differential scanning calorimetry (DSC), X-ray diffraction…”
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Reply to ‘Comments on “Behaviour of inert gas bubbles under chemical concentration gradients”’ by Tiwari, G.P.

“…In reply to the critique of Evans and van Veen, it is pointed out that Evans model of inert gas release suffers from conceptual deficiencies. It is further…”
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Activation volume for self diffusion in metals by Tiwari, G.P.

“…The expression for activation volume for self diffusion derived here is considered to be an improvement over the heretofore obtained relationships between the…”
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Interphase precipitation in a γ-TiAl alloy by Sharma, G, Ramanujan, R.V, Tiwari, G.P

“…Interphase precipitation is a phenomenon observed in some steels, such as carbon–copper–nickel steels and vanadium alloyed carbon steels. It was observed that…”
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Behaviour of inert gas bubbles under chemical concentration gradients by Tiwari, G.P.

“…The paper reports on the growth of helium inert gas bubbles in the copper side of the CuNi diffusion couple. A bimodal distribution of the gas bubbles is…”
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Glycogen in the epithelium of fore-stomachs of buffalo-calf by Tiwari, G P, Jamdar, M N

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Colouration of the mucosa of the fore-stomachs of buffalo-calves and presence of iron containing pigment in the epithelium by Tiwari, G P, Jamdar, M N

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Interdiffusion in Zirconium - Aluminium and Zircaloy - Aluminium System by TIWARI, G. P, SHARMA, B. D

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