Search for dissertations about: "Ian MacLeod"

Found 3 swedish dissertations containing the words Ian MacLeod.

  2. 1. Sulfur-Related Conservation Concerns in Marine Archaeological Wood : The Origin, Speciation and Distribution of Accumulated Sulfur with Some Remedies for the Vasa

    Author : Yvonne Fors; Magnus Sandström; Ian MacLeod; Stockholms universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; Sulfur accumulation; marine archaeological wood; Vasa; acidity; iron; ammonia; x-ray spectroscopy; cellulose; Chemistry; Kemi; strukturkemi; Structural Chemistry;

    Abstract : Synchrotron-based sulfur spectroscopy reveals a common concern for marine archaeological wood from seawater: accumulation of reduced sulfur compounds in two pathways. The distribution of sulfur species in the oak wood cell structure was mapped by scanning x-ray spectro-microscopy (SXM). READ MORE

  4. 2. Forecasting chemical exposure in a changing world

    Author : John D. Hader; Matthew MacLeod; Ian Cousins; Mark Huijbregts; Stockholms universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; global change; exposure modelling; dietary change; wastewater treatment; chemical fate and transport; Environmental Sciences; miljövetenskap;

    Abstract : Exposure to anthropogenic chemicals in natural and built environments is a threat to humans and other species. Now and through the 21st Century, the world will experience a large number of global changes, including anthropogenic climate change, shifts in demographics, agricultural expansion, socioeconomic development, and an increasing number and volume of chemicals on the market. READ MORE

  5. 3. Confronting new challenges in chemical assessment : emerging contaminants and climate change

    Author : Deguo Kong; Ian Cousins; Matthew MacLeod; Mick Whelan; Stockholms universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; emerging chemicals; climate change; fate; multimedia model; risk assessment; physical-chemical property; uncertainty; Arctic; Baltic; time series; persistent organic pollutants; temporal trend; Applied Environmental Science; tillämpad miljövetenskap;

    Abstract : Both chemical-specific (e.g. physical-chemical properties) and environmental (e.g. READ MORE