The effect of different charges of sodium dithionite and bleaching times on the optical and mechanical properties and COD of bleached recycled mixed ONP and OMG pulps [PDF]
تحقیقات علوم چوب و کاغذ ایران, 2014 This research was conducted to investigate the bleaching of combined old newspapers (ONP) and old magazines (OMG) deinked pulp using sodium dithionite. The pulp was bleached using 0.5, 0.75, and 1% sodium dithionite and different times of 30, 60 and 90 ...
Hamid reza Mehri Iraie +4 more
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Differentiating between Natural and Modified Cellulosic Fibres Using ATR-FTIR Spectroscopy
Heritage, 2022 This paper presents the limitations and potential of ATR-FTIR spectroscopy applied to the study of cellulosic textile collections. The technique helps to differentiate natural fibres according to the content of lignin, pectin, hemicellulose, and wax ...
Ludovico Geminiani +6 more
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Formation of a vortex lattice in a rotating BCS Fermi gas [PDF]
, 2006 We investigate theoretically the formation of a vortex lattice in a superfluid two-spin component Fermi gas in a rotating harmonic trap, in a BCS-type regime of condensed non-bosonic pairs. Our analytical solution of the superfluid hydrodynamic equations,
Amoruso +33 more
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Investigate the effect of anionic trash management through removal and neutralization of dissolved and colloidal substances (DCS) On properties of CMP pulp and paper [PDF]
تحقیقات علوم چوب و کاغذ ایران, 2018 During the paper manufacturing process, especially when mechanical pulp or recycled pulp used, a large amount of soluble and colloidal substances (DCS) are comprised and dispersed or dissolved in the process water.
Moghadaseh Akbari +3 more
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Relationships between land use and nitrogen and phosphorus in New Zealand lakes [PDF]
, 2011 Developing policies to address lake eutrophication requires an understanding of the relative contribution of different nutrient sources and of how lake and catchment characteristics interact to mediate the source–receptor pathway.
Abell, Jonathan Michael +3 more
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Low cost air travel : social inclusion or social exclusion? [PDF]
, 2006 The low-cost revolution that has impacted upon North America, Western Europe, and, increasingly, other parts of the world, is, on initial examination, a development that has created opportunity for wider travel for all sectors of the community.
Baum, Tom
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Вісник Національного технічного університету України «Київський політехнічний інститут імені Ігоря Сікорського»: Серія «Хімічна інженерія, екологія та ресурсозбереження», 2021 Packaging materials can arise from a wide range of sources and are commonly used for food, medicine, household appliances, and items to enclose or protect products during distribution, storage, sale, delivery, and use.
Evelina Mickevičiūtė +5 more
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Reverse logistics implementation in the construction industry: Paper waste focus [PDF]
Songklanakarin Journal of Science and Technology (SJST), 2018 Thailand has an increasing demand for housing and infrastructure. This leads to increased amounts of construction and demolition (C&D) wastes. Most of the C&D wastes are reusable and recyclable. However, without proper waste management these wastes are
Natchari Rinsatitnon +4 more
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Study of the influence of paper parameters on quality rizographic printing
Системный анализ и прикладная информатика, 2020 Creation of new digital technologies let automate the reproduction of text and graphic information, led to the creation and development of the digital printing.
V. S. Yudenkov, P. Y. Sulim
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