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1

Numerical Algebra, Matrix Theory, Differential-Algebraic Equations and Control Theory ||

Benner, Peter, Bollhöfer, Matthias, Kressner, Daniel, Mehl, Christian, Stykel, Tatjana

Year:

2015

Language:

english

File:

PDF, 8.06 MB

english, 2015

2

On large-scale diagonalization techniques for the Anderson model of localization

Olaf Schenk, Matthias Bollhöfer, Rudolf A. Römer

Journal:

Year:

2007

Language:

english

File:

PDF, 77 KB

english, 2007

3

High-resolution210Pb dating of Lake Constance sediments: Stable lead in Lake Constance

A. Bollhöfer, A. Mangini, A. Lenhard, M. Wessels, F. Giovanoli, B. Schwarz

Journal:

Environmental Geology

Year:

1994

Language:

english

File:

PDF, 764 KB

english, 1994

4

JADAMILU: a software code for computing selected eigenvalues of large sparse symmetric matrices

Matthias Bollhöfer, Yvan Notay

Journal:

Computer Physics Communications

Year:

2007

Language:

english

File:

PDF, 228 KB

english, 2007

5

Airborne gamma survey of the historic Sleisbeck mine area in the Northern Territory, Australia, and its use for site rehabilitation planning

A. Bollhöfer, K. Pfitzner, B. Ryan, P. Martin, M. Fawcett, D.R. Jones

Journal:

Journal of Environmental Radioactivity

Year:

2008

Language:

english

File:

PDF, 434 KB

english, 2008

6

A methodology for the assessment of rehabilitation success of post mining landscapes—sediment and radionuclide transport at the former Nabarlek uranium mine, Northern Territory, Australia

G.R. Hancock, M.K. Grabham, P Martin, K.G. Evans, A. Bollhöfer

Journal:

Science of The Total Environment

Year:

2006

Language:

english

File:

PDF, 287 KB

english, 2006

7

Protactinium determination in manganese crust VA13/2 by thermal ionization mass spectrometry (TIMS)

J Fietzke, A Bollhöfer, N Frank, A Mangini

Journal:

Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms

Year:

1999

Language:

english

File:

PDF, 135 KB

english, 1999

8

Isotopic source signatures for atmospheric lead: the Southern Hemisphere

A Bollhöfer, K.J.R Rosman

Journal:

Geochimica et Cosmochimica Acta

Year:

2000

Language:

english

File:

PDF, 417 KB

english, 2000

9

Isotopic source signatures for atmospheric lead: the Northern Hemisphere

A Bollhöfer, K.J.R Rosman

Journal:

Geochimica et Cosmochimica Acta

Year:

2001

Language:

english

File:

PDF, 797 KB

english, 2001

10

The temporal stability in lead isotopic signatures at selected sites in the Southern and Northern Hemispheres

A Bollhöfer, K.J.R Rosman

Journal:

Geochimica et Cosmochimica Acta

Year:

2002

Language:

english

File:

PDF, 805 KB

english, 2002

11

A Robust and Efficient ILU that Incorporates the Growth of the Inverse Triangular Factors

Bollhöfer, Matthias

Journal:

SIAM Journal on Scientific Computing

Year:

2003

Language:

english

File:

PDF, 279 KB

english, 2003

12

Analysis of radioxenon and Krypton-85 at the BfS noble gas laboratory

Schlosser, C., Bollhöfer, A., Schmid, S., Krais, R., Bieringer, J., Konrad, M.

Journal:

Applied Radiation and Isotopes

Year:

2016

Language:

english

File:

PDF, 998 KB

english, 2016

13

Exploiting thread-level parallelism in the iterative solution of sparse linear systems

José I. Aliaga, Matthias Bollhöfer, Alberto F. Martı´n, Enrique S. Quintana-Ortı´

Journal:

Parallel Computing

Year:

2011

Language:

english

File:

PDF, 1.85 MB

english, 2011

14

The new IAEA reference material: IAEA-434 technologically enhanced naturally occurring radioactive materials (TENORM) in phosphogypsum

A. Shakhashiro, U. Sansone, H. Wershofen, A. Bollhöfer, C.K. Kim, C.S. Kim, G. Kis-Benedek, M. Korun, M. Moune, S.H. Lee, S. Tarjan, M.S. Al-Masri

Journal:

Applied Radiation and Isotopes

Year:

2011

Language:

english

File:

PDF, 470 KB

english, 2011

15

A radon and meteorological measurement network for the Alligator Rivers Region, Australia

P Martin, S Tims, B Ryan, A Bollhöfer

Journal:

Journal of Environmental Radioactivity

Year:

2004

Language:

english

File:

PDF, 446 KB

english, 2004

16

Radioactive and radiogenic isotopes in sediments from Cooper Creek, Western Arnhem Land

A. Frostick, A. Bollhöfer, D. Parry, N. Munksgaard, K. Evans

Journal:

Journal of Environmental Radioactivity

Year:

2008

Language:

english

File:

PDF, 641 KB

english, 2008

17

Sampling aerosols for lead isotopes on a global scale

A Bollhöfer, W Chisholm, K.J.R Rosman

Journal:

Analytica Chimica Acta

Year:

1999

Language:

english

File:

PDF, 307 KB

english, 1999

18

A robust ILU with pivoting based on monitoring the growth of the inverse factors

Matthias Bollhöfer

Journal:

Linear Algebra and its Applications

Year:

2001

Language:

english

File:

PDF, 143 KB

english, 2001

19

An alternative way of solving large Lyapunov equations

André K. Eppler, Matthias Bollhöfer

Journal:

Year:

2010

Language:

english

File:

PDF, 106 KB

english, 2010

20

High resolution time series of lead and zinc in sediments of Lake Constance

Martin Wessels, Angela Lenhard, Federico Giovanoli, Andreas Bollhöfer

Journal:

Aquatic Sciences

Year:

1995

Language:

english

File:

PDF, 839 KB

english, 1995

21

Robust incomplete factorization for nonsymmetric matrices

A. Rafiei, M. Bollhöfer

Journal:

Numerische Mathematik

Year:

2011

Language:

english

File:

PDF, 347 KB

english, 2011

22

Geographic Variability in Radon Exhalation at a Rehabilitated Uranium Mine in the Northern Territory, Australia

Andreas Bollhöfer, John Storm, Paul Martin, Stephen Tims

Journal:

Environmental Monitoring and Assessment

Year:

2006

Language:

english

File:

PDF, 298 KB

english, 2006

23

Praxis des organisationsinternen Coachings

Gabriele Bollhöfer

Journal:

Organisationsberatung, Supervision, Coaching

Year:

2011

Language:

german

File:

PDF, 668 KB

german, 2011

24

Radionuclides and metals in freshwater mussels of the upper South Alligator River, Australia

Bruce Ryan, Andreas Bollhöfer, Paul Martin

Journal:

Journal of Environmental Radioactivity

Year:

2008

Language:

english

File:

PDF, 501 KB

english, 2008

25

Radon-222 exhalation from open ground on and around a uranium mine in the wet-dry tropics

Cameron E. Lawrence, Riaz A. Akber, Andreas Bollhöfer, Paul Martin

Journal:

Journal of Environmental Radioactivity

Year:

2009

Language:

english

File:

PDF, 448 KB

english, 2009

26

‘SCREENSCAPES’: PLACING TV SERIES IN THEIR CONTEXTS OF PRODUCTION, MEANING AND CONSUMPTION

BJÖRN BOLLHÖFER

Journal:

Tijdschrift voor economische en sociale geografie

Year:

2007

Language:

english

File:

PDF, 126 KB

english, 2007

27

Thorium and uranium isotopes in a manganese nodule from the Peru basin determined by alpha spectrometry and thermal ionization mass spectrometry (TIMS): Are manganese supply and growth related to climate?

A. Bollhöfer, A. Eisenhauer, N. Frank, D. Pech, A. Mangini

Journal:

International Journal of Earth Sciences

Year:

1996

Language:

english

File:

PDF, 315 KB

english, 1996

28

A study of radionuclides, metals and stable lead isotope ratios in sediments and soils in the vicinity of natural U-mineralisation areas in the Northern Territory

A. Frostick, A. Bollhöfer, D. Parry

Journal:

Journal of Environmental Radioactivity

Year:

2011

Language:

english

File:

PDF, 486 KB

english, 2011

29

A study of radium bioaccumulation in freshwater mussels, Velesunio angasi, in the Magela Creek catchment, Northern Territory, Australia

Andreas Bollhöfer, Jenny Brazier, Chris Humphrey, Bruce Ryan, Andrew Esparon

Journal:

Journal of Environmental Radioactivity

Year:

2011

Language:

english

File:

PDF, 708 KB

english, 2011

30

The lead isotopic composition of dust in the vicinity of a uranium mine in northern Australia and its use for radiation dose assessment

Andreas Bollhöfer, Russell Honeybun, Kevin Rosman, Paul Martin

Journal:

Science of The Total Environment

Year:

2006

Language:

english

File:

PDF, 462 KB

english, 2006

31

Lead isotopic ratios in European atmospheric aerosols

A. Bollhöfer, K.J.R. Rosman

Journal:

Physics and Chemistry of the Earth, Part B: Hydrology, Oceans and Atmosphere

Year:

2001

Language:

english

File:

PDF, 435 KB

english, 2001

32

[IEEE Proceedings of 35th European Solid-State Device Research Conference, 2005. ESSDERC 2005. - Grenoble, France (12-16 Sept. 2005)] Proceedings of 35th European Solid-State Device Research Conference, 2005. ESSDERC 2005. - Convergence of the legendre polynomial expansion of the boltzmann equation for nanoscale devices

Jungemann, C., Bollhofer, M., Meinerzhagen, B.

Year:

2005

Language:

english

File:

PDF, 303 KB

english, 2005

33

[IEEE IGARSS 2010 - 2010 IEEE International Geoscience and Remote Sensing Symposium - Honolulu, HI, USA (2010.07.25-2010.07.30)] 2010 IEEE International Geoscience and Remote Sensing Symposium - Standardised spectra (400-2500 nm) and associated metadata: An example from northern tropical Australia

Pfitzner, K., Bollhofer, A., Esparon, A., Bartolo, R, Staben, G.

Year:

2010

File:

PDF, 361 KB

2010

34

Ressourceneffizienzpotenziale von Innovationen in rohstoffnahen Produktionsprozessen

Stefan Albrecht, Esther Bollhöfer, Peter Brandstetter, Dr. rer. pol. Magnus Fröhling, Katharina Mattes, Dr. Katrin Ostertag, Jan Peuckert, Dr.-Ing. Ralph Seitz, Frederik Trippe, Prof. Dr.-Ing. Jörg Wo

Journal:

Chemie Ingenieur Technik

Year:

2012

Language:

german

File:

PDF, 439 KB

german, 2012

35

Stable lead isotope ratios and metals in freshwater mussels from a uranium mining environment in Australia’s wet-dry tropics

Andreas Bollhöfer

Journal:

Applied Geochemistry

Year:

2012

Language:

english

File:

PDF, 769 KB

english, 2012

36

Concentration, isotopic composition, and sources of lead in Southern Ocean air during 1999/2000, measured at the Cape Grim Baseline Air Pollution Station, Tasmania

A.F. Bollhöfer, K.J.R. Rosman, A.L. Dick, W. Chisholm, G.R. Burton, R.D. Loss, W. Zahorowski

Journal:

Geochimica et Cosmochimica Acta

Year:

2005

Language:

english

File:

PDF, 1.30 MB

english, 2005

37

A record of changing redox conditions in the northern Peru Basin during the Late Quaternary deduced from Mn/Fe and growth rate variations in two diagenetic manganese nodules

A. Bollhöfer, N. Frank, S. Rohloff, A. Mangini, J.C. Scholten

Journal:

Earth and Planetary Science Letters

Year:

1999

Language:

english

File:

PDF, 588 KB

english, 1999

38

Pb isotopes in sediments of Lake Constance, Central Europe constrain the heavy metal pathways and the pollution history of the catchment, the lake and the regional atmosphere

Bernd Kober, Martin Wessels, Andreas Bollhöfer, Augusto Mangini

Journal:

Geochimica et Cosmochimica Acta

Year:

1999

Language:

english

File:

PDF, 339 KB

english, 1999

39

Explaining discrepant depth profiles of 234U/238U and 230Thexc in Mn-crusts

U Neff, A Bollhöfer, N Frank, A Mangini

Journal:

Geochimica et Cosmochimica Acta

Year:

1999

Language:

english

File:

PDF, 288 KB

english, 1999

40

On Large-Scale Diagonalization Techniques for the Anderson Model of Localization

Schenk, Olaf, Bollhöfer, Matthias, Römer, Rudolf A.

Journal:

Year:

2008

Language:

english

File:

PDF, 1.47 MB

english, 2008

41

Stable discretization of the Boltzmann equation based on spherical harmonics, box integration, and a maximum entropy dissipation principle

Jungemann, C., Pham, A. T., Meinerzhagen, B., Ringhofer, C., Bollhofer, M.

Journal:

Journal of Applied Physics

Year:

2006

Language:

english

File:

PDF, 628 KB

english, 2006

42

On Large-Scale Diagonalization Techniques for the Anderson Model of Localization

Schenk, Olaf, Bollhöfer, Matthias, Römer, Rudolf A.

Journal:

SIAM Journal on Scientific Computing

Year:

2006

Language:

english

File:

PDF, 6.74 MB

english, 2006

43

Multilevel Preconditioners Constructed From Inverse-Based ILUs

Bollhöfer, Matthias, Saad, Yousef

Journal:

SIAM Journal on Scientific Computing

Year:

2006

Language:

english

File:

PDF, 254 KB

english, 2006

44

Algebraic Multilevel Preconditioner for the Helmholtz Equation in Heterogeneous Media

Bollhöfer, Matthias, Grote, Marcus J., Schenk, Olaf

Journal:

SIAM Journal on Scientific Computing

Year:

2009

Language:

english

File:

PDF, 3.55 MB

english, 2009

45

Algebraic Multilevel Methods and Sparse Approximate Inverses

Bollhöfer, Matthias, Mehrmann, Volker

Journal:

SIAM Journal on Matrix Analysis and Applications

Year:

2002

Language:

english

File:

PDF, 268 KB

english, 2002

46

On the Relations between ILUs and Factored Approximate Inverses

Bollhöfer, Matthias, Saad, Yousef

Journal:

SIAM Journal on Matrix Analysis and Applications

Year:

2002

Language:

english

File:

PDF, 203 KB

english, 2002

47

Variability of procedural blanks leads to greater uncertainty in assessing detection limits for the measurement of polonium-210

Peter Medley, Andreas Bollhöfer, Paul Martin

Journal:

Journal of Radioanalytical and Nuclear Chemistry

Year:

2013

Language:

english

File:

PDF, 529 KB

english, 2013

48

A Factored Approximate Inverse Preconditioner with Pivoting

Bollhöfer, Matthias, Saad, Yousef

Journal:

SIAM Journal on Matrix Analysis and Applications

Year:

2002

Language:

english

File:

PDF, 181 KB

english, 2002

49

Determining a pre-mining radiological baseline from historic airborne gamma surveys: A case study

Bollhöfer, Andreas, Beraldo, Annamarie, Pfitzner, Kirrilly, Esparon, Andrew, Doering, Che

Journal:

Science of The Total Environment

Year:

2014

Language:

english

File:

PDF, 1.76 MB

english, 2014

50

Adaptive-order rational Arnoldi-type methods in computational electromagnetism

Bodendiek, André, Bollhöfer, Matthias

Journal:

BIT Numerical Mathematics

Year:

2014

Language:

english

File:

PDF, 1.07 MB

english, 2014