1 resultado para Domestic students with non-university qualifications
em Abertay Research Collections - Abertay University’s repository
Filtro por publicador
- JISC Information Environment Repository (2)
- Repository Napier (1)
- ABACUS. Repositorio de Producción Científica - Universidad Europea (1)
- Aberdeen University (2)
- Abertay Research Collections - Abertay University’s repository (1)
- Academic Archive On-line (Jönköping University; Sweden) (1)
- Academic Archive On-line (Stockholm University; Sweden) (3)
- Acceda, el repositorio institucional de la Universidad de Las Palmas de Gran Canaria. España (1)
- AMS Tesi di Dottorato - Alm@DL - Università di Bologna (4)
- AMS Tesi di Laurea - Alm@DL - Università di Bologna (2)
- Aquatic Commons (1)
- Archive of European Integration (10)
- Archivo Digital para la Docencia y la Investigación - Repositorio Institucional de la Universidad del País Vasco (1)
- Aston University Research Archive (18)
- B-Digital - Universidade Fernando Pessoa - Portugal (1)
- Biblioteca Digital da Produção Intelectual da Universidade de São Paulo (12)
- Biblioteca Digital da Produção Intelectual da Universidade de São Paulo (BDPI/USP) (3)
- Biblioteca Digital de Teses e Dissertações Eletrônicas da UERJ (1)
- Bioline International (4)
- Blue Tiger Commons - Lincoln University - USA (1)
- BORIS: Bern Open Repository and Information System - Berna - Suiça (42)
- Boston University Digital Common (4)
- Brock University, Canada (37)
- Brunel University (1)
- Bucknell University Digital Commons - Pensilvania - USA (2)
- Bulgarian Digital Mathematics Library at IMI-BAS (6)
- Cambridge University Engineering Department Publications Database (17)
- CentAUR: Central Archive University of Reading - UK (20)
- Center for Jewish History Digital Collections (4)
- Central European University - Research Support Scheme (1)
- Chinese Academy of Sciences Institutional Repositories Grid Portal (4)
- Cochin University of Science & Technology (CUSAT), India (1)
- Coffee Science - Universidade Federal de Lavras (2)
- Comissão Econômica para a América Latina e o Caribe (CEPAL) (6)
- CORA - Cork Open Research Archive - University College Cork - Ireland (8)
- Corvinus Research Archive - The institutional repository for the Corvinus University of Budapest (3)
- Dalarna University College Electronic Archive (10)
- Deakin Research Online - Australia (121)
- Digital Commons - Michigan Tech (2)
- Digital Commons @ DU | University of Denver Research (3)
- Digital Commons at Florida International University (56)
- Digital Peer Publishing (2)
- DigitalCommons@The Texas Medical Center (15)
- DigitalCommons@University of Nebraska - Lincoln (7)
- DRUM (Digital Repository at the University of Maryland) (6)
- Duke University (1)
- FUNDAJ - Fundação Joaquim Nabuco (2)
- Funes: Repositorio digital de documentos en Educación Matemática - Colombia (1)
- Glasgow Theses Service (1)
- Greenwich Academic Literature Archive - UK (2)
- Harvard University (3)
- Helda - Digital Repository of University of Helsinki (5)
- Illinois Digital Environment for Access to Learning and Scholarship Repository (1)
- Indian Institute of Science - Bangalore - Índia (16)
- Instituto Politécnico de Bragança (1)
- Instituto Politécnico do Porto, Portugal (4)
- Instituto Superior de Psicologia Aplicada - Lisboa (2)
- Memoria Académica - FaHCE, UNLP - Argentina (7)
- Memorial University Research Repository (2)
- Ministerio de Cultura, Spain (17)
- National Center for Biotechnology Information - NCBI (6)
- Open University Netherlands (1)
- Plymouth Marine Science Electronic Archive (PlyMSEA) (1)
- Portal de Revistas Científicas Complutenses - Espanha (12)
- Publishing Network for Geoscientific & Environmental Data (5)
- QSpace: Queen's University - Canada (3)
- QUB Research Portal - Research Directory and Institutional Repository for Queen's University Belfast (67)
- Queensland University of Technology - ePrints Archive (135)
- Repositorio Académico de la Universidad Nacional de Costa Rica (1)
- Repositório Científico do Instituto Politécnico de Lisboa - Portugal (1)
- Repositório Digital da UNIVERSIDADE DA MADEIRA - Portugal (1)
- Repositório Institucional da Universidade de Aveiro - Portugal (3)
- Repositório Institucional da Universidade Federal do Rio Grande do Norte (1)
- Repositório Institucional UNESP - Universidade Estadual Paulista "Julio de Mesquita Filho" (44)
- RUN (Repositório da Universidade Nova de Lisboa) - FCT (Faculdade de Cienecias e Technologia), Universidade Nova de Lisboa (UNL), Portugal (2)
- School of Medicine, Washington University, United States (2)
- Scientific Open-access Literature Archive and Repository (1)
- Universidad de Alicante (8)
- Universidad del Rosario, Colombia (3)
- Universidad Politécnica de Madrid (15)
- Universidade Federal de Uberlândia (1)
- Universidade Federal do Pará (3)
- Universidade Federal do Rio Grande do Norte (UFRN) (4)
- Universidade Metodista de São Paulo (2)
- Universitat de Girona, Spain (2)
- Universitätsbibliothek Kassel, Universität Kassel, Germany (1)
- Université de Lausanne, Switzerland (2)
- Université de Montréal, Canada (4)
- University of Connecticut - USA (2)
- University of Michigan (61)
- University of Queensland eSpace - Australia (20)
- University of Southampton, United Kingdom (5)
- University of Washington (4)
- WestminsterResearch - UK (2)
- Worcester Research and Publications - Worcester Research and Publications - UK (6)
Resumo:
The use of macroalgae (seaweed) as a potential source of biofuels has attracted considerable worldwide interest. Since brown algae, especially the giant kelp, grow very rapidly and contain considerable amounts of polysaccharides, coupled with low lignin content, they represent attractive candidates for bioconversion to ethanol through yeast fermentation processes. In the current study, powdered dried seaweeds (Ascophylum nodosum and Laminaria digitata) were pre-treated with dilute sulphuric acid and hydrolysed with commercially available enzymes to liberate fermentable sugars. Higher sugar concentrations were obtained from L. digitata compared with A. nodosum with glucose and rhamnose being the predominant sugars, respectively, liberated from these seaweeds. Fermentation of the resultant seaweed sugars was performed using two non-conventional yeast strains: Scheffersomyces (Pichia) stipitis and Kluyveromyces marxianus based on their abilities to utilise a wide range of sugars. Although the yields of ethanol were quite low (at around 6 g/L), macroalgal ethanol production was slightly higher using K. marxianus compared with S. stipitis. The results obtained demonstrate the feasibility of obtaining ethanol from brown algae using relatively straightforward bioprocess technology, together with non-conventional yeasts. Conversion efficiency of these non-conventional yeasts could be maximised by operating the fermentation process based on the physiological requirements of the yeasts.