Results 111 to 120 of about 633,370 (312)

Nanoengineered Binetworks in Multifunctional Anionic Block Polymer Mesoblends for Improved Mechanical Properties

open access: yesAdvanced Functional Materials, EarlyView.
Mesoblends consist of a nanostructured polymer into which a second polymer is imbibed with a selective solvent. In this work, a solvent‐templatable pentablock terpolymer possessing a sulfonated midblock is modified with a hydrophilic polymer that is photocrosslinked in situ, yielding a hierarchical binetwork.
Kacie M. Wells   +3 more
wiley   +1 more source

Unraveling the Electronic Structure of Silicon Vacancy Centers in 4H‐SiC

open access: yesAdvanced Functional Materials, EarlyView.
The electronic structure of the silicon vacancy in 4H‐SiC is probed via transient absorption spectroscopy, uncovering previously inaccessible excited states of the quartet and doublet spin channels, including the V2' transition. In combination with theoretical analysis, a comprehensive picture of the electronic structure is established.
Ali Tayefeh Younesi   +9 more
wiley   +1 more source

Fintechs in South Africa: Impact on regulation, incumbents and consumers

open access: yesSouth African Journal of Information Management
Background: The financial services industry in South Africa has undergone many changes that have given birth to fintechs. Most of these changes are driven by the advent of technology and evolving customer expectations.
Simphiwe K. Cele, Nhlanhla W. Mlitwa
doaj   +1 more source

The four ‘C’s of museum marketing: proposing marketing mix guidelines for museums. [PDF]

open access: yesAfrican Journal of Hospitality, Tourism and Leisure, 2017
This article proposes marketing mix guidelines to empower museums to achieve greater visibility thereby achieve their missions. The four ‘C’s of museum marketing are customer value, cost, convenience and communication.
Dr Takalani E. Mudzanani
doaj  

CONVENIENCE STORE PRACTICES AND PROGRESS WITH EFFICIENT CONSUMER RESPONSE: THE MINNESOTA CASE

open access: yes
The adoption of Efficient Consumer Response (ECR) practices by Minnesota convenience store (C- store) is explained in this study. Data were collected through a mail survey distributed to more than 250 Minnesota C-stores ranging in size from single ...
King, Robert P., Ashman, Sara M.
core  

Powering Nanocrystal‐Based Heat Engines With Light‐Emitting Metasurfaces That Influence Their Temperature

open access: yesAdvanced Functional Materials, EarlyView.
Metasurfaces and other structured photonic environments can dramatically modify the absorption and/or light emission of semiconductors. However, the consequences of these changes on the temperature of the system are not well understood. The authors address this problem for colloidal nanocrystals and leverage their findings to convert light into ...
Hugo Kowalczyk   +7 more
wiley   +1 more source

Graduate Degree Programs: Plain Vanilla, Chocolate Fudge, or a Cherry on Top?

open access: yesNonpartisan Education Review, 2010
no ...
James H. Lampley
doaj  

Big retailers are realising the risk of moving into convenience stores

open access: yes, 2016
Supermarkets have moved quickly to capitalise on a growth of inner city dwellers with smaller houses but some retailers like Walmart, Tesco, Morrisons and even Woolworths are back peddling due to the risks.With the rise of smaller one and two bedroom ...
Mortimer, Gary
core  

Seasonality in cocoa spot and forward markets: empirical evidence

open access: yes, 2012
This paper first describes the main features of supply and demand in cocoa spot markets. A state- variable model is proposed to describe the random evolution of cocoa forward curves over time, which essentially adapts to agricultural commodities ...
Geman, Hélyette, Sarfo, S.
core   +1 more source

Low‐Profile, High‐Gain GRIN RF Lenses via Multi‐Material Vat Photopolymerization

open access: yesAdvanced Functional Materials, EarlyView.
We investigate the opportunity of leveraging multi‐material vat photopolymerization printing to manufacture intricate lenses exhibiting permittivity gradients that can increase signal gain in transmitted radiofrequency signals in the X‐ and Ku‐bands. Lenses produced with more distinct low‐loss materials (up to 5) can deliver an 18 dB signal gain with a
Lawrence Romangsuriat   +3 more
wiley   +1 more source

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