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Challenges, Volume 3, Issue 2

2012 December - 12 articles

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Articles (12)

  • Review
  • Open Access
23 Citations
14,107 Views
29 Pages

19 December 2012

The impact of energy consumption and carbon emission in the UK poses a grave challenge. This challenge is particularly high amongst residents of university campuses, where usage of electricity and carbon emission remain invisible to the students. In...

  • Article
  • Open Access
7 Citations
12,585 Views
12 Pages

6 December 2012

This paper provides an alternative treatment system for landfill gas and leachate control in order to reduce the energy consumption and disposal cost, using the recycled landfill gas as the combustion promoter for incineration of the leachate. This s...

  • Article
  • Open Access
4 Citations
7,085 Views
17 Pages

Towards a Casimir Force Measurement between Micromachined Parallel Plate Structures

  • Mubassira B. Syed Nawazuddin,
  • Theo S. J. Lammerink,
  • Erwin Berenschot,
  • Meint De Boer,
  • Ke-Chun Ma,
  • Miko C. Elwenspoek and
  • Remco J. Wiegerink

20 November 2012

Ever since its prediction, experimental investigation of the Casimir force has been of great scientific interest. Many research groups have successfully attempted quantifying the force with different device geometries; however, measurement of the Cas...

  • Review
  • Open Access
8 Citations
11,047 Views
28 Pages

8 November 2012

A WHO and UNICEF joint report states that in 2008, 884 million people lacked access to potable drinking water. A life-cycle approach to develop potable water systems may improve the sustainability for such systems, however, a review of the literature...

  • Article
  • Open Access
108 Citations
18,670 Views
21 Pages

13 September 2012

5-Hydroxymethylfurfural (5-HMF) is an important bio-sourced intermediate, formed from carbohydrates such as glucose or fructose. The treatment at 150–250 °C of glucose or fructose in pure water and batch conditions, with catalytic amounts of most of...

  • Review
  • Open Access
31 Citations
9,016 Views
18 Pages

22 August 2012

The manipulation of particulates in microfluidics is a challenge that continues to impact applications ranging from fine chemicals manufacturing to the materials and the life sciences. Heterogeneous operations carried out in microreactors involve hig...

  • Article
  • Open Access
16 Citations
7,774 Views
11 Pages

13 August 2012

Rural counties face unique challenges with regard to disaster vulnerability and resilience. We compared the quality of hazard mitigation plans (HMPs) completed in accordance with provisions of the Disaster Mitigation Act of 2000 from 21 urban and 36...

  • Article
  • Open Access
73 Citations
14,509 Views
30 Pages

Resilience, Sustainability and Risk Management: A Focus on Energy

  • Benjamin McLellan,
  • Qi Zhang,
  • Hooman Farzaneh,
  • N. Agya Utama and
  • Keiichi N. Ishihara

8 August 2012

The natural and subsequent human disasters of March 11, 2011 in Japan have brought into focus more than ever the importance of resilience and risk mitigation in the construction of energy infrastructure. This article introduces some of the critical i...

  • Article
  • Open Access
2 Citations
7,897 Views
20 Pages

Challenges and Opportunities in Developing Sustainable Communities in the North West of England

  • Vida Maliene,
  • Natalie Durney-Knight,
  • Begum Sertyesilisik and
  • Naglis Malys

3 August 2012

Origins of sustainable communities lie in agendas set in a motion passed by the United Nations nearly forty years ago. As part of a sustainable development strategy and to tackle negative aspects of post industrial cities, in 2003, the UK government...

  • Review
  • Open Access
30 Citations
13,295 Views
19 Pages

Continuous-Flow Processes in Heterogeneously Catalyzed Transformations of Biomass Derivatives into Fuels and Chemicals

  • Juan Carlos Serrano-Ruiz,
  • Rafael Luque,
  • Juan Manual Campelo and
  • Antonio A. Romero

12 July 2012

Continuous flow chemical processes offer several advantages as compared to batch chemistries. These are particularly relevant in the case of heterogeneously catalyzed transformations of biomass-derived platform molecules into valuable chemicals and f...

  • Review
  • Open Access
12 Citations
12,574 Views
30 Pages

10 July 2012

Entrapment of sub-micron scale emulsions containing active ingredients into macro-scale matrices has exhibited great potential as a delivery vehicle with controlled release capabilities, however optimization remains unrealized. Reported here are meth...

  • Discussion
  • Open Access
2 Citations
7,666 Views
14 Pages

5 July 2012

Innovations that initiate new technology cycles, i.e., radical innovations, bring tremendous value to Society and build for the companies that deploy them sustainable competitive advantages. However, large firms have typically been relatively ineffic...

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Challenges - ISSN 2078-1547