Sökning: "Bulk density"

Visar resultat 1 - 5 av 322 avhandlingar innehållade orden Bulk density.

1. 1. Nanostructured Bulk Thermoelectrics : Scalable Fabrication Routes, Processing and Evaluation

   Författare :Mohsen Yakhshi Tafti; Muhammet S. Toprak; Gao Min; KTH; []
   Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Thermoelectric; Iron antimonide FeSb2 Skutterudite; Copper Selenide Cu2Se ; Spark Plasma Sintering SPS ; nanomaterial; Teknisk materialvetenskap; Materials Science and Engineering; Energy Technology; Energiteknik;

   Sammanfattning : Current fossil fuel based energy sources have a huge shortcoming when one discusses their efficiency. The conversion efficiency of fossil fuel-based technologies is less than 40% in best cases. LÄS MER

3. 2. Estimation of soil water retention for natural sediments from grain size distribution and bulk density

   Författare :Sven. A. Jonasson; Chalmers tekniska högskola; []
   Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; soil water characteristic curve; bulk density; Soil water retention curve; prediction; simple method; new method; Arya and Paris method; van Genuchten equation; grain size distribution; estimation; analytical equations;

   Sammanfattning : .... LÄS MER

4. 3. Relating the Bulk and Interface Structure of Hyaluronan to Physical Properties of Future Biomaterials

   Författare :Ida Berts; Jöns Hilborn; Adrian R Rennie; Giovanna Fragneto; John W White; Uppsala universitet; []
   Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; hyaluronan; structure; bulk; interface; small-angle neutron scattering; neutron reflection; hydrogel; grafting; nanoparticles; protein interactions;

   Sammanfattning : This dissertation describes a structural investigation of hyaluronan (HA) with neutron scattering techniques. HA is a natural biopolymer and one of the major components of the extracellular matrix, synovial fluid, and vitreous humor. LÄS MER

5. 4. Skrymdensitet och korntextur hos några friktionsjordarter

   Författare :Nils Granlund; Stockholms universitet; []
   Nyckelord :NATURVETENSKAP; NATURAL SCIENCES;

   Sammanfattning : .... LÄS MER

7. 5. Density Functional Theory in Computational Materials Science

   Författare :Jorge Mario Osorio Guillén; Rajeev Ahuja; Börje Johansson; Bruce N. Harmon; Uppsala universitet; []
   Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Physics; Density Functional Theory; High Pressure; Phase Transitions; Elastic Properties; Lithium Batteries; Dilute Magnetic Semiconductors; Fysik; Physics; Fysik;

   Sammanfattning : The present thesis is concerned to the application of first-principles self-consistent total-energy calculations within the density functional theory on different topics in materials science. Crystallographic phase-transitions under high-pressure has been study for TiO2, FeI2, Fe3O4, Ti, the heavy alkali metals Cs and Rb, and C3N4. LÄS MER