Results 71 to 80 of about 1,388,765 (240)

Population of Nonmetallic Inclusions in Liquid High‐Silicon Electrical Steel in Contact With MgO–C Refractories Based on Recyclates and Environmentally Friendly Binders

open access: yesAdvanced Engineering Materials, EarlyView.
The formation of nonmetallic inclusions (NMIs) was investigated in this study, carrying out immersion tests for 30 min at a temperature of 1600°C with liquid high‐silicon electrical steel (Si ≈ 3 mass‐%) and different MgO–C refractories. Conventional MgO–C refractories were considered, as well as MgO–C refractories containing MgO–C recyclate and ...
Lukas Neubert   +6 more
wiley   +1 more source

Military Expenditure and Economic Growth Literature: A Meta-Analysis [PDF]

open access: yes
This paper surveys the literature on military expenditure and economic growth us- ing a meta-analysis technique. There exists a vast empirical literature that examines the impact of military expenditure on economic growth.
Aynur Alptekin, Paul Levine
core  

The regional economic impact of the 2009 New Zealand National Masters Hockey Tournament [PDF]

open access: yes, 2010
This paper analyses the direct and subsequent flow-on expenditure resulting from the weeklong National Masters Hockey Tournament held in Hamilton, New Zealand in March 2009.
Daldy, Bridget, Saunders, Matthew
core   +1 more source

Dynamic Testing of Cold Gas Sprayed Bipolar Plates–Porous Transport Layer Coating System in Proton Exchange Membrane Water Electrolysis

open access: yesAdvanced Engineering Materials, EarlyView.
Through direct application of porous transport layer (PTL) on the bipolar plate (BPP) with thermal spraying, the interfacial contact resistance is improved. With the cold gas sprayed BPP–PTL coating system, a proton exchange membrane water electrolysis cell with a cell voltage of Ucell = 1.9 V can be operated up to i = 2.5 A/cm2 in a dynamic mode ...
Kirsten Bobzin   +5 more
wiley   +1 more source

Analysing Catastrophic OOP Health Expenditure in India : Concepts, Determinants and Policy Implications [PDF]

open access: yes
The present paper attempts to modify definition of catastrophic out-of-pocket health expenditure by characterising it based on consumption of necessities.
Rama Pal
core   +1 more source

Corrosion and Process Analysis of a Preoxidized MgO Recyclate‐Based Cermet Anode in Laboratory‐Scale Na‐Cryolite Molten Salt Electrolysis of Aluminum at 1000°C

open access: yesAdvanced Engineering Materials, EarlyView.
EDX elemental map of the pre‐oxidized MgO–steel cermet anode cross section after electrolysis. The development of inert anodes for aluminum electrolysis remains challenging due to the high corrosivity of cryolite‐based melts at 950°C–1000°C. This study investigates the corrosion and process behavior of a carbon‐free MgO–steel cermet anode derived from ...
Alexander Adamczyk   +7 more
wiley   +1 more source

Seasonality in Government Expenditure Examined [PDF]

open access: yes
Expenditure controllers in the Government are well aware of the problem of bunching of expenditure at the end of the year. The paper attempts to re-examine this phenomena.
M.R. Anand, Anand
core   +1 more source

Impact of Sustainable Binders Based on Lignin and Collagen on the Volume Stability and Mechanical Properties of MgO‐C Refractories with MgO‐C Recyclates

open access: yesAdvanced Engineering Materials, EarlyView.
Collagen hydrolysate is evaluated as a sustainable binder for MgO‐C refractories. Its thermally induced cross‐linking and gas release lead to expansion and cracking in large bricks, but tailored batches with lignin, recyclates, or fine graphite improve the gas release while thermal treatment and stability.
Till M. J. Stadtmüller   +8 more
wiley   +1 more source

Estimating expenditure impacts without expenditure data using asset proxies [PDF]

open access: yes
When asset indices are used in regressions the coefficients obtained are typically difficult to interpret. We show how lower bounds on expenditure effects can be extracted, if the relationship between the assets and expenditure can be calibrated on an ...
Martin Wittenberg
core   +1 more source

The social & economic implications of alternative land uses involving pastoral farming and forestry in Northland : a thesis presented in partial fulfilment of the requirements for the degree of Master of Philosophy in Natural Resource and Environmental Economics at Massey University [PDF]

open access: yes, 1987
This thesis is a scenario study which examines the social and economic impacts of different types of forestry being established in an area of pastoral farmland in Northland, New Zealand.
Smith, David Hardie
core  

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