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Paper Session

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Latest change 17.06.2010

Coloration due to reflections, by T Halmrast

Sound Coloration 13.03.2007

Coloration due to reflections — Further investigations. 03.08.2007

Computational Acoustics

Prediction tools in acoustics—can we trust the PC? by M Vorländer 14.05.2010
How dry do the recordings for auralization need to be? by A Buen 31.01.2009
Acoustical Modelling with Sonel Mapping, by Kapralos, Jenkin and Milios. 25.09.2007
Edge Diffraction in Room Acoustics Computer Modeling, by P Svensson and P Calamia
An Improved Energetic Approach to Diffraction Based on the Uncertainty Principle, by U Stephenson and P Svensson. 21.09.2007

Low Frequency Limit of Reflector Arrays

2008: Frequency limits of reflector arrays—status report 27.08.2008
2008:
Frequency Response of Reflector Arrays
2007:
The two-filter model.  Edge density to cut off frequency relationship. Dependency on angle of incidence and shape. Frequency range 17.05.2007
2006: Panel edge density suggested as design parameter for concert hall reflectors

Room acoustics— misc papers
NEW! Room acoustical parameters at listeners’ ears—can preferred concert hall acoustics be predicted and explained?  (ICA 2010 preprint) by M Skålevik 17.06.2010
Early Design Criteria for Multipurpose Cultural Houses by A Buen 21.05.2010
Reverberation Time—the mother of all room acoustical parameters  by M Skålevik 20.03.2010
Acoustical problems in large post-war auditoria by J O’Keefe 10.03.2009
The Queen Elisabeth Theatre - Spatial Sound in a Wide Room by J O’Keefe 10.03.2009
The_Esplanade - From Plenum to Flytower by J O’Keefe 10.03.2009
Simplified room acoustic measurements by T Halmrast and A Buen 10.02.2009
Room acoustics in two variable acoustics coupled space venues
by A Buen and L Strand 31.01.2009
Objective assessment of concert hall acoustics  by M Barron 09.10.2008
Room acoustic parameters - distribution over concert hall seating area  by M Skålevik 25.08.2008
When is a concert hall too quiet?  by M Barron 23.09.2008
Diffusivity and its effect on concert hall seat absorption  by M Skålevik 25.08.2008
Frequency Response of Reflector Arrays, a student project by M Dalåmo, NTNU 2007, 09.04.2008
The Acoustics of a Quarry , Who needs an acoustician? T Halmrast asks. 03.08.2007
Diffusivity and directivity by M Skålevik. Early reverberant sound can compensate for unreliable direct sound. Read more in this paper.  09.10.2006
Influence of ceiling profile on distribution of room acoustical parameters, by U Stephenson. 21.09.2007
Evaluation of Objective Echo Criteria, A Løvstad’s Master Thesis on Echo Criteria, introducing a new criterion. 25.08.2006
Clarity and Source Blend This paper by G Ihlen, acoustician and member of  The Norwegian Opera Orchestra, discusses clarity, source blend, transparency and their interrelation. 20.09.2006
Another Phantom of the Opera Are there more than one phantom in the opera? This paper introduces a possible acoustical phantom.14.03.2007
Reflector above the opera orchestra pit by T Halmrast, A Buen, G Ihlen. How should the reflector be shaped, to meet the intensions? A case study from the Norwegian National Opera in Oslo. 14.03.2007

Stage Acoustics

Stage acoustics for symphony orchestras in concert halls, PhD thesis by JJ Dammerud. 20.05.2010

Earlier  papers by Dammerud and Barron:

Stage conditions for orchestral performance, by Dammerud / Barron. Early subjective and objective studies of concert hall stage conditions for orchestral performance.  21.09.2007
Stage Acoustics - Early investigations A contemporary overview of investigations and a few results so far, by Mike Barron and JJ Dammerud. 02.05.2007
Model Investigations, by Jens Jørgen Dammerud, University of Bath, September 2006. Supervised by Mike Barron.16.04.2006
Stage Acoustics—Litterature Review, by Jens Jørgen Dammerud, University of Bath, November 2006. Supervised by Mike Barron. 13.12.2006
The content of this paper has been reviewed and included in the PhD thesis
Stage Acoustics for Symphony Orchestras in Concert Halls 20.05.2010 

Stage Acoustics for a symphony orchestra—an investigation, by Alf Berntson and Johan Andersson. 22.10.2007
Sound transmission through a symphony orchestra, by Magne Skålevik. Report on measurements on a stage with an orchestra present. 17.05.2007
Orchestra Canopies—Significant Features by Magne Skålevik. Orchestra canopies—do they make a useful difference and can it be measured?  13.10.2006

On the significance of stage floor construction, to instruments with endpin contact:

                 Double Basses on the Stage Floor (2007 paper) by Guettler, Askenfelt and Buen

 

An in-depth analysis of the double bass to stage floor contact (2008 paper) by Guettler, Askenfelt and Buen

Violin Acoustics

Five papers by Anders Buen on violin acoustics are presented. Published akutek.info 16.04.2007

Operating deflection modes in five conventional and two unconventional violins
Can we hear the geometrical measures of a violin?
Violin Acoustics History - a brief introduction
Differences of sound spectra in violins by Stradivari and Guarneri del Gesú
Comparing the sound of golden age and modern violins: Long-time-average-spectra

Voice acoustics

Sound radiation from the chest of bass singers by Magne Skålevik, the SMAC-93 paper original print. The chest is to the voice like the port of vented loudspeaker enclosure is to the loudspeaker. 14.02.2008

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