Results 1 to 10 of about 5,374,884 (305)
Big Deal — good deal? Or is there a better deal? [PDF]
Learned Publishing, 2003 ABSTRACTThe purchase ‘en bloc’ by library consortia of all journals published by one publisher – the so‐called ‘Big Deal’ – is bad for small publishers and for large libraries even if – in the short term – good for large publishers and for small libraries.
Friend, Frederick J.
openaire +4 more sources
Deal or no deal? : assessing the daily deal shopper [PDF]
, 2017 We build upon previous work done in online shopping segmentation but follow a customer-revealed approach by using an explorative cluster analysis on a sample of 11,848 daily deal shoppers located in Switzerland. We identify six segments into which the daily deal shoppers can be categorized: recreational shoppers, mobile shoppers, traditionalists ...
Beurer-Züllig, Bettina, Seiler, Roger
openaire +3 more sources
Energies, 2022 As many of the criticisms in this rebuttal echo those in the earlier Diesendorf rebuttal, to which we thoroughly responded, we direct Fthenakis et al. [...]
Megan K. Seibert, William E. Rees
doaj +1 more source
High-Dispersed V2O5-CuOX Nanoparticles on h-BN in NH3-SCR and NH3-SCO Performance
Nanomaterials, 2022 Typically, to meet emission regulations, the selective catalytic reduction of NOX with NH3 (NH3-SCR) technology cause NH3 emissions owing to high NH3/NOX ratios to meet emission regulations.
Han-Gyu Im +7 more
doaj +1 more source
Applied Sciences, 2021 It is important to monitor the temperature and H2O concentration in a large combustion environment in order to improve combustion (and thermal) efficiency and reduce harmful combustion emissions.
Sunghyun So +5 more
doaj +1 more source
Penetrated surface characteristics of cement - mixed sand in powder bed 3D printing
Journal of Asian Ceramic Societies, 2022 Powder bed 3D printing is an additive manufacturing process that combines powder particles by selectively depositing a liquid activator on a powder bed. Sand molds for high-resolution casting can be realized as a high-quality green body via powder bed 3D
S.-Y. Chun +7 more
doaj +1 more source
De-Powdering Effect of Foundry Sand for Cement Casting
Applied Sciences, 2021 With the development of the powder bed 3D printing process, sand casting can be performed with methods that are more advanced than the traditional ones, thus enabling new research on applied materials. When sand is 3D-printed with cement as a binder, its
Seungyeop Chun +8 more
doaj +1 more source
Effects of Post-Treatment to Improve the Surface Quality of 3D Printing Cement Mold Casting
Applied Sciences, 2021 Powder bed 3D printing can be applied to sandcasting mold manufacturing to ensure high quality and economy through process innovation. In this study, refractory alumina cement was used as an aqueous binder to ensure high-temperature thermal stability to ...
Seung-Yeop Chun +8 more
doaj +1 more source
Through the Eye of a Needle: An Eco-Heterodox Perspective on the Renewable Energy Transition
Energies, 2021 We add to the emerging body of literature highlighting cracks in the foundation of the mainstream energy transition narrative. We offer a tripartite analysis that re-characterizes the climate crisis within its broader context of ecological overshoot ...
Megan K. Seibert, William E. Rees
doaj +1 more source
Energies, 2022 When we published Seibert and Rees (2021) [...]
Megan K. Seibert, William E. Rees
doaj +1 more source