Essays about: "Purge time"

Found 4 essays containing the words Purge time.

  1. 1. Analysis of condition for ALD deposition of ferroelectric HZO

    University essay from Lunds universitet/Institutionen för elektro- och informationsteknik

    Author : Teodor Qvint; [2022]
    Keywords : HZO; Ferro; ALD; Temperature; Purge time; Technology and Engineering;

    Abstract : Deposition of ferroelectric hafnium zirconium oxide (HZO) on semiconductor samples with Atomic Layer Deposition (ALD) has proven to be a viable method of production. But while the physical processes of ALD deposition is relatively well know, there exists some gaps in knowledge about different parameters for the ALD and the resulting depositions. READ MORE

  3. 2. Investigation of a CO-Production of Substitute Natural Gas and Biomethanol Plant Compared to Stand Alone Biomethanol Plant

    University essay from Lunds universitet/Kemiteknik (CI)

    Author : Susanne Brixland; [2019]
    Keywords : biomethanol; SNG; substitute natural gas; co-production; gasification; gasifier; biomass; syngas; chemical engineering; kemiteknik; Chemistry; Technology and Engineering;

    Abstract : Climate change is one of humanities greatest challenges; the greenhouse gases in the atmosphere are still increasing. There is not one solution that will fix this problem several different products, raw material and technologies are required to take the steps towards a renewable society. READ MORE

  4. 3. THE MOUSE THAT ROARS” : An exploration of the roles and functions of the piccolo flute in Shostakovich Symphonies No. 4, No. 5 and No. 10 through historical and political context.

    University essay from Göteborgs universitet/Högskolan för scen och musik

    Author : Helen Benson; [2017-02-10]
    Keywords : Dimitri Shostakovich; War Symphonies; piccolo flute; auxiliary woodwind instrument; musical role; musical function; technical challenges; solo role; piccolo duo; orchestration; instrumentation; instrumental development; timbre; sonority; Soviet Union; Josef Stalin; Communist Party; Russian revolution; Tsar autocracy; The Great Purge; formalism; Soviet Realism; historical and political context;

    Abstract : After outlining my personal goal and interest with the chosen subject, I will explore the historical and compositional development of the piccolo in the orchestra by giving examples of several different composers and works and by listing the primary roles and functions of the piccolo as used in the eighteenth and nineteenth centuries. I will then focus on Shostakovich’s use of the piccolo, detailing both the technical challenges piccolo-players face with his symphonic writing and the multitude of musical roles and functions given to the instrument. READ MORE

  5. 4. Economical optimization of steam data for recovery boilers

    University essay from Umeå universitet/Institutionen för tillämpad fysik och elektronik

    Author : Johan Jansson; [2017]
    Keywords : Recovery boiler;

    Abstract : Pulp and paper mills are high power consuming industries. Pulp and integrated mills produce power via steam turbines in recovery boilers. READ MORE