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1

The Rothschilds, the Exploration Company and Mining Finance

Turrell, Robert Vicat, Helten, Jean-Jacques Van

Journal:

Business History

Year:

1986

Language:

english

File:

PDF, 1.69 MB

english, 1986

2

Empire and High Finance: South Africa and the International Gold Standard 1890-1914

Jean Jacques Van-Helten

Journal:

The Journal of African History

Year:

1982

Language:

english

File:

PDF, 3.62 MB

english, 1982

3

The break-up reaction p0 + d → p1 + p2+ n at E0 = 16 MeV

H. Klein, H. Elchner, H.J. Helten, H. Kretzer, K. Prescher, H. Stehle, W.W. Wohlfarth

Journal:

Nuclear Physics A

Year:

1973

Language:

english

File:

PDF, 686 KB

english, 1973

4

Predictive value of obsessive-compulsive drinking scale (OCDS) for outcome in alcohol-dependent inpatients: results of a 24-month follow-up study

Peggy Schmidt, Claudia Helten, Michael Soyka

Journal:

Substance Abuse Treatment, Prevention, and Policy

Year:

2011

Language:

english

File:

PDF, 231 KB

english, 2011

5

Determination of humidity and temperature fluctuations based on MOZAIC data and parametrisation of persistent contrail coverage for general circulation models

K. M. Gierens, U. Schumann, H. G. J. Smit, M. Helten, G. Zangl

Journal:

Annales Geophysicae

Year:

1997

Language:

english

File:

PDF, 750 KB

english, 1997

6

Angular distribution of tensor polarizations in 2H(α, 5Heg.s)p from the sequential decay reaction 2H(α,p)5Heg.s(α)n

K. Prescher, W. Bretfeld, W. Burgmer, H. Eichner, H.J. Helten, H. Klein, H. Kretzer, H. Stehle, W.W. Wohlfarth

Journal:

Nuclear Physics A

Year:

1977

Language:

english

File:

PDF, 980 KB

english, 1977

7

Expression level and activity profile of membrane bound guanylate cyclase type 2 in rod outer segments

Andreas Helten, Werner Säftel, Karl-Wilhelm Koch

Journal:

Journal of Neurochemistry

Year:

2007

Language:

english

File:

PDF, 254 KB

english, 2007

8

Persistent infection with an influenza C virus variant is dominantly established in the presence of the parental wild-type virus

Manfred Marschall, Anke Helten, Anne Hechtfischer, Anke Zach, Herbert Meier-Ewert

Journal:

Year:

1998

Language:

english

File:

PDF, 276 KB

english, 1998

9

Measurement of ozone and water vapor by Airbus in-service aircraft: The MOZAIC airborne program, an overview

Marenco, Alain, Thouret, Valérie, Nédélec, Philippe, Smit, Herman, Helten, Manfred, Kley, Dieter, Karcher, Fernand, Simon, Pascal, Law, Kathy, Pyle, John, Poschmann, Georg, Von Wrede, Rainer, Hume, Ch

Journal:

Journal of Geophysical Research

Year:

1998

Language:

english

File:

PDF, 2.01 MB

english, 1998

10

High rehospitalization rate in alcohol-induced psychotic disorder

Michael Soyka, Bernd Helten, Marcus Cleves…

Journal:

European Archives of Psychiatry and Clinical Neuroscience

Year:

2013

Language:

english

File:

PDF, 246 KB

english, 2013

11

Motion reconstruction using sparse accelerometer data

Tautges, Jochen, Zinke, Arno, Krüger, Björn, Baumann, Jan, Weber, Andreas, Helten, Thomas, Müller, Meinard, Seidel, Hans-Peter, Eberhardt, Bernd

Journal:

ACM Transactions on Graphics

Year:

2011

Language:

english

File:

PDF, 3.55 MB

english, 2011

12

The Investment Group: The Missing Link in British Overseas Expansion before 1914?

Robert Vicat Turrell and Jean Jacques Van-Helten

Journal:

The Economic History Review

Year:

1987

Language:

english

File:

PDF, 1.11 MB

english, 1987

13

Book reviews

Pearson, M.N., Lenman, Bruce P., Förster, Stig, Buckley, K., Mangru, Basdeo, Robinson, Francis, McAlpin, Michelle B., Reece, R.H., Bartlett, C.J., Searle, G.R., Porter, Andrew, van Helten, J.‐J., Kirk

Journal:

The Journal of Imperial & Commonwealth History

Year:

1986

Language:

english

File:

PDF, 1.89 MB

english, 1986

14

‘The crying need of South Africa’: the emigration of single British women to the Transvaal, 1901–10

Van‐Helten, Jean Jacques, Williams, Keith

Journal:

Journal of Southern African Studies

Year:

1983

Language:

english

File:

PDF, 1.50 MB

english, 1983

15

The Development of the South African Gold-Mining Industry, 1895-1918

Peter Richardson and Jean-Jacques van Helten

Journal:

The Economic History Review

Year:

1984

Language:

english

File:

PDF, 2.97 MB

english, 1984

16

B=N Units as Part of Extended π-Conjugated Oligomers and Polymers

Journal:

Chemistry - A European Journal

Year:

2016

Language:

english

File:

PDF, 2.86 MB

english, 2016

17

Metal–Organic Frameworks for Thin-Layer Chromatographic Applications

Schenk, Claudia, Kutzscher, Christel, Drache, Franziska, Helten, Stella, Senkovska, Irena, Kaskel, Stefan

Journal:

ACS Applied Materials & Interfaces

Year:

2017

Language:

english

File:

PDF, 815 KB

english, 2017

18

Platelet function testing: dead or alive

Helten, C., Naguib, D., Dannenberg, L., Pöhl, M., Ayhan, A., Hohlfeld, T., Levkau, B., Kelm, M., Zeus, T., Polzin, A.

Journal:

Journal of Thrombosis and Haemostasis

Year:

2018

Language:

english

File:

PDF, 556 KB

english, 2018

19

Safety and efficacy of Tirofiban in STEMI-patients

Dannenberg, Lisa, Wolff, Georg, Naguib, David, Pöhl, Martin, Zako, Saif, Helten, Carolin, Mourikis, Philipp, Levkau, Bodo, Hohlfeld, Thomas, Zeus, Tobias, Kelm, Malte, Schulze, Volker, Polzin, Amin

Journal:

International Journal of Cardiology

Year:

2018

Language:

english

File:

PDF, 859 KB

english, 2018

20

Non-vitamin K oral anticoagulants (NOAC) and the risk of myocardial infarction: Differences between factor IIa and factor Xa inhibition?

Polzin, Amin, Dannenberg, Lisa, Wolff, Georg, Helten, Carolin, Achillles, Alina, Hohlfeld, Thomas, Zeus, Tobias, Kelm, Malte, Massberg, Steffen, Petzold, Tobias

Journal:

Pharmacology & Therapeutics

Year:

2018

Language:

english

File:

PDF, 619 KB

english, 2018

21

Enhanced Platelet Reactivity under Aspirin Medication and Major Adverse Cardiac and Cerebrovascular Events in Patients with Coronary Artery Disease

Dannenberg, Lisa, Metzen, Daniel, Zako, Saif, Pöhl, Martin, Mourikis, Philipp, Helten, Carolin, Trojovsky, Kajetan, Naguib, David, Konsek, Daniel, Knoop, Betül, Ayhan, Aysel, Hohlfeld, Thomas, Petzold

Journal:

Year:

2019

Language:

english

File:

PDF, 185 KB

english, 2019

22

How Does the Campus Environment Influence Everyday Physical Activity? A Photovoice Study Among Students of Two German Universities

von Sommoggy, Julia, Rueter, Jana, Curbach, Janina, Helten, Jessica, Tittlbach, Susanne, Loss, Julika

Journal:

Frontiers in Public Health

Year:

2020

File:

PDF, 2.10 MB

2020

23

Protonen-induzierte Umlagerung eines Oxaphosphirankomplexes

Janaina Marinas Pérez, Holger Helten, Bruno Donnadieu, Christopher A. Reed, Rainer Streubel

Journal:

Angewandte Chemie

Year:

2010

File:

PDF, 412 KB

2010

24

Protonation-Induced Rearrangement of an Oxaphosphirane Complex

Janaina Marinas Pérez, Holger Helten, Bruno Donnadieu, Christopher A. Reed, Rainer Streubel

Journal:

Angewandte Chemie International Edition

Year:

2010

Language:

english

File:

PDF, 367 KB

english, 2010

25

Protonation of 2H-Azaphosphirene Complexes: PN Bond Activation and Ring-Expansion Reactions

Holger Helten, Marianne Engeser, Dietrich Gudat, Reinhold Schilling, Gregor Schnakenburg, Martin Nieger, Rainer Streubel

Journal:

Chemistry - A European Journal

Year:

2009

Language:

english

File:

PDF, 527 KB

english, 2009

26

ChemInform Abstract: Ring Size Effects in the C2—C6 Biradical Cyclization of Enyne—Allenes and the Relevance for Neocarzinostatin.

Michael Schmittel, Jens-Peter Steffen, Michael Maywald, Bernd Engels, Holger Helten, Patrick Musch

Journal:

Year:

2001

File:

PDF, 27 KB

2001

27

Rational Design of Aziridine-Containing Cysteine Protease Inhibitors with Improved Potency: Studies on Inhibition Mechanism

Radim Vicik, Holger Helten, Tanja Schirmeister, Bernd Engels

Journal:

Year:

2006

Language:

english

File:

PDF, 268 KB

english, 2006

28

Evidence for Ligand-Centered Reactivity of a 17e Radical Cationic 2H-Azaphosphirene Complex

Holger Helten, Christoph Neumann, Arturo Espinosa, Peter G. Jones, Martin Nieger, Rainer Streubel

Journal:

European Journal of Inorganic Chemistry

Year:

2007

Language:

english

File:

PDF, 275 KB

english, 2007

29

Synthesis, Structure, and Ring-Expansion Reactions of a 3-Ferrocenyl-Substituted 2H-Azaphosphirene Tungsten Complex

Rainer Streubel, Manuela Beckmann, Christoph Neumann, Stefan Fankel, Holger Helten, Ovidiu Feier-Iova, Peter G. Jones, Martin Nieger

Journal:

European Journal of Inorganic Chemistry

Year:

2009

Language:

english

File:

PDF, 202 KB

english, 2009

30

How To Tune Acid-Induced Ring Enlargement Reactions – The Strange Case of 2H-Azaphosphirene Complexes and Its Surprising Dichotomy

Holger Helten, Gerd von Frantzius, Gregor Schnakenburg, Jörg Daniels, Rainer Streubel

Journal:

European Journal of Inorganic Chemistry

Year:

2009

Language:

english

File:

PDF, 345 KB

english, 2009

31

Strong Evidence for an Unprecedented Borderline Case of Dissociation and Cycloaddition in Open-Shell 1,3-Dipole Chemistry: Transient Nitrilium Phosphane-Ylide Complex Radical Cations

Holger Helten, Stefan Fankel, Ovidiu Feier-Iova, Martin Nieger, Arturo Espinosa Ferao, Rainer Streubel

Journal:

European Journal of Inorganic Chemistry

Year:

2009

Language:

english

File:

PDF, 811 KB

english, 2009

32

Synthesis and Reactivity of an Unusual Ferrocenophane Bis(carbene complex)

Holger Helten, Manuela Beckmann, Gregor Schnakenburg, Rainer Streubel

Journal:

European Journal of Inorganic Chemistry

Year:

2010

Language:

english

File:

PDF, 294 KB

english, 2010

33

Mutational specificities of environmental carcinogens in the lacl gene of Escherichia coli H. V: DNA sequence analysis of mutations in bacteria recovered from the liver of swiss mice exposed to 1,2-dimethylhydrazine, azoxymethane, and methylazoxymethanolacetate

Marco J. Zeilmaker, Michael J. Horsfall, José B. M. van Helten, Barry W. Glickman, Georges R. Mohn

Journal:

Molecular Carcinogenesis

Year:

1991

Language:

english

File:

PDF, 851 KB

english, 1991

34

Stratospheric NO2 from the Solar Mesosphere Explorer during MAP/GLOBUS 1983

J.P. Naudet, D.W. Rusch, R.J. Thomas, R.T. Clancy, C.A. Barth, J. Wedding, J.M. Zawodny, P. Fabian, M. Helten

Journal:

Planetary and Space Science

Year:

1987

Language:

english

File:

PDF, 444 KB

english, 1987

35

Intercomparison of stratospheric NO2 and NO3 measurements during MAP/GLOBUS 1983

J.P. Pommereau, P. Fabian, G. Flentje, M. Helten, H.W. Pätz, D.H. Ehhalt, F. Karcher, G. Froment, G. Armand, W.A. Matthews, D. Offermann, H. Rippel, P. Rigaud, J.P. Naudet, D. Huguenin, P.C. Simon, W.

Journal:

Planetary and Space Science

Year:

1987

Language:

english

File:

PDF, 1.63 MB

english, 1987

36

Insurance economics between theoretical pretense and empirical relevance

Journal:

Insurance: Mathematics and Economics

Year:

1993

Language:

english

File:

PDF, 102 KB

english, 1993

37

The sequential decay 10B(α, α)10B∗(α)6Li at Eα = 24 MeV

H. Stehle, H. Eichner, H.J. Helten, H. Klein, H. Kretzer, K. Prescher, W.W. Wohlfarth

Journal:

Nuclear Physics A

Year:

1974

Language:

english

File:

PDF, 990 KB

english, 1974

38

Energy and angle dependence of the vector analyzing power and cross section of the 4He(d, pα)n reaction in a kinematically-complete measurement between 6 and 11 MeV

H. Oswald, M. Buballa, J. Helten, M. Karus, B. Laumann, R. Melzer, P. Niessen, G. Rauprich, J. Schulte-Uebbing, H.Paetz gen. Schieck, Y. Koike

Journal:

Nuclear Physics A

Year:

1985

Language:

english

File:

PDF, 695 KB

english, 1985

39

Optical investigations of Eu-rich EuO near the absorption edge

M. Helten, P. Grünberg, W. Zinn

Journal:

Year:

1977

Language:

english

File:

PDF, 270 KB

english, 1977

40

Click reactions of 2H-azaphosphirene chromium and molybdenum complexes and a surprisingly facile access to a 2H-1,4,2-diazaphosphole derivative

Holger Helten, Gregor Schnakenburg, Rainer Streubel

Journal:

Year:

2011

Language:

english

File:

PDF, 508 KB

english, 2011

41

Regulatory modes of rod outer segment membrane guanylate cyclase differ in catalytic efficiency and Ca2+-sensitivity

Ji-Young Hwang, Christian Lange, Andreas Helten, Doris Höppner-Heitmann, Teresa Duda, Rameshwar K. Sharma, Karl-Wilhelm Koch

Journal:

Year:

2003

Language:

english

File:

PDF, 248 KB

english, 2003

42

Measurements of stratospheric HO2and NO2by matrix isolation and ESR spectroscopy

M. Helten, W. Pätz, M. Trainer, H. Fark, E. Klein, D. H. Ehhalt

Journal:

Journal of Atmospheric Chemistry

Year:

1984

Language:

english

File:

PDF, 605 KB

english, 1984

43

Quasi-free contributions in the6Li(d, tp)4He-reaction atEd=0.465 MeV

J. Roth, W. Bretfeld, W. Burgmer, H. Eichner, D. Gola, Chr Heinrich, H. J. Helten, H. Kretzer, K. Prescher, W. Schnorrenberg

Journal:

Zeitschrift für Physik A Hadrons and Nuclei

Year:

1977

Language:

english

File:

PDF, 225 KB

english, 1977

44

Effects due to Coulomb interaction in the sequential decay reaction2H(α,pα)n

W. Bretfeld, W. Burgmer, H. Eichner, D. Gola, Ch. Heinrich, H. J. Helten, H. Kretzer, K. Prescher, W. Schnorrenberg

Journal:

Zeitschrift für Physik A Hadrons and Nuclei

Year:

1977

Language:

english

File:

PDF, 337 KB

english, 1977

45

Umweltgefährdung — kein Thema für Verbraucherinformation?

Journal:

Journal of Consumer Policy

Year:

1977

File:

PDF, 546 KB

1977

46

A distribution law for relative humidity in the upper troposphere and lower stratosphere derived from three years of MOZAIC measurements

K. Gierens, U. Schumann, M. Helten, H. Smit, A. Marenco

Journal:

Annales Geophysicae

Year:

1999

Language:

english

File:

PDF, 168 KB

english, 1999

47

Classification of trampoline jumps using inertial sensors

Thomas Helten, Heike Brock, Meinard Müller, Hans-Peter Seidel

Journal:

Sports Engineering

Year:

2011

Language:

english

File:

PDF, 976 KB

english, 2011

48

OCDS Craving Scores Predict 24-Month Outcome in Alcoholic Outpatients

Michael Soyka, Claudia Helten, Peggy Schmidt

Journal:

The American Journal on Addictions

Year:

2010

Language:

english

File:

PDF, 140 KB

english, 2010

49

Theoretical Studies about the Influence of Different Ring Substituents on the Nucleophilic Ring Opening of Three-Membered Heterocycles and Possible Implications for the Mechanisms of Cysteine Protease Inhibitors

Helten, Holger, Schirmeister, Tanja, Engels, Bernd

Journal:

Journal of Organic Chemistry

Year:

2005

Language:

english

File:

PDF, 199 KB

english, 2005

50

An Approach to 1,3,4-Dioxaphospholane Complexes through an Acid-Induced Ring Expansion of an Oxaphosphirane Complex: The Problem of Construction and Deconstruction of O,P-Heterocycles

Janaina Marinas Pérez, Dr. Holger Helten, Dr. Gregor Schnakenburg, Prof. Dr. Rainer Streubel

Journal:

Chemistry – An Asian Journal

Year:

2011

Language:

english

File:

PDF, 361 KB

english, 2011

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