An X-ray spectral survey of the disc of M31 with XMM-Newton (2008)
Greening, L. Shaw, Barnard, R., Kolb, U., Tonkin, C., Osborne, J. P.
We present the results of a complete spectral survey of the X-ray point sources detected in five XMM-Newton observations along the major axis of M31 but avoiding the central bulge, aimed at...
How Many CVs are Crossing the Period Gap? A Test for the Disruption of Magnetic Braking (2008)
Davis, P. J., Kolb, U., Willems, B., Gänsicke, B. T.
We apply population synthesis techniques to calculate the present day number of two types of white dwarf-main sequence star (WDMS) binaries within the cataclysmic variable period gap. The first are...
Barnard, R., Greening, L. Shaw, Kolb, U.
NGC 253 is a local, star-bursting spiral galaxy with strong X-ray emission from hot gas, as well as many point sources. We have conducted a spectral survey of the X-ray population of NGC 253 using a...
A deep XMM-Newton survey of M 31 (2008)
Stiele, H., Pietsch, W., Haberl, F., Barnard, R., Burwitz, V., Freyberg, M., ...
Precursor-controlled formation of novel carbon/metal and carbon/metal oxide nanocomposites (2008)
Zhi, L. J., Hu, Y. S., El Hamaoui, B., Wang, X., Lieberwirth, Ingo, Kolb, U., ...
A Multi-coloured survey of NGC 253 with XMM-Newton (2007)
Barnard, R., Greening, L. Shaw, Kolb, U.
There is a large body of work that has used the excellent Chandra observations of nearby galaxies with neglible low mass X-ray binary (LMXB) populations. This has culminated in a ``Universal'' X-ray...
Willems, B., Taam, R., Kolb, U., Dubus, G., Sandquist, E.
The population of non magnetic cataclysmic variables evolving under the influence of a circumbinary disk is investigated for systems above the upper edge of the period gap at orbital periods greater...
El Hamaoui, B., Zhi, L., Wu, J., Li, J., Lucas, N. T., Tomovic, Z., ...
Towards automated diffraction tomography. Pt.I: Data acquisition (2007)
Kolb, U., Gorelik, T., Kübel, C., Otten, M.T., Hubert, D.
The ultimate aim of electron diffraction data collection for structure analysis is to sample the reciprocal space as accurately as possible to obtain a high-quality data set for crystal structure...
One-dimensional porous carbon/platinum composites for nanoscale electrodes (2007)
Cui, G. L., Zhi, L. J., Thomas, A., Kolb, U., Lieberwirth, Ingo, Müllen, Klaus
A novel approach towards carbon-Ru electrodes with mesoporosity for supercapacitors (2007)
Cui, G. L., Zhi, L. J., Thomas, A., Lieberwirth, Ingo, Kolb, U., Müllen, Klaus
Zhi, L., Wang, J. J., Cui, G. L., Kastler, M., Schmaltz, B., Kolb, U., ...
Nanostructuring with a crosslinkable discotic material (2007)
Kastler, M., Pisula, W., Davies, R. J., Gorelik, T., Kolb, U., Müllen, Klaus
A novel approach towards carbon-Ru electrodes with mesoporosity for supercapacitors (2007)
Cui, G. L., Zhi, L. J., Thomas, A., Lieberwirth, I., Kolb, U., Mullen, K.
One-dimensional porous carbon/platinum composites for nanoscale electrodes (2007)
Cui, G. L., Zhi, L. J., Thomas, A., Kolb, U., Lieberwirth, I., Mullen, K.
The Minimum period problem in CVs (2006)
We investigate if consequential angular momentum losses (CAML) or an intrinsic deformation of the donor star in CVs could increase the CV bounce period from the canonical theoretical value ~65 min to...
Willems, B., Taam, R., Kolb, U., Dubus, G., Sandquist, E.
The population of non magnetic cataclysmic variables evolving under the influence of a circumbinary disk is investigated for systems above the upper edge of the period gap at orbital periods greater...
Willems, B., Kolb, U., Sandquist, E.L., Taam, R.E., Dubus, G.
The population synthesis of cataclysmic variables below the period is investigated. A grid of detailed binary evolutionary sequences has been calculated and included in the simulations to take...
Eclipsing binaries in extrasolar planet transit surveys: the case of SuperWASP (2006)
Willems, B., Kolb, U., Justham, S.
Extrasolar planet transit surveys will also detect eclipsing binaries. Using a comprehensive binary population synthesis scheme, we investigate the statistical properties of a sample of eclipsing...
Disc precession in the M31 dipping X-ray binary Bo 158? (2006)
Barnard, R., Foulkes, S.B., Haswell, C.A., Kolb, U., Osborne, J.P., Murray, J.R.
We present results from three XMM-Newton observations of the M31 low mass X-ray binary (LMXB) XMMU J004314.4+410726.3 (Bo 158), spaced over 3d in 2004 July. Bo 158 was the first dipping LMXB to be...
Cataclysmic binaries, LMXBs, and related objects B/cb (2006)
Cataclysmic Binaries are semi-detached binaries consisting of a white dwarf or a white dwarf precursor primary and a low-mass secondary which is filling its critical Roche lobe. The secondary is not...
Eclipsing binaries in extrasolar planet transit surveys: the case of SuperWASP (2006)
Willems, B., Kolb, U., Justham, S.
Using a comprehensive binary population synthesis scheme, we investigate the statistical properties of a sample of eclipsing binaries that is detectable by an idealised extrasolar planet transit...
A ZZCeti white dwarf in SDSSJ133941.11+484727.5 (2006)
Gänsicke, B. T., Rodríguez-Gil, P., Marsh, T. R., De Martino, D., Nestoras, J., Szkody, P., ...
We present time-resolved spectroscopy and photometry of the cataclysmic variable (CV) SDSSJ133941.11+484727.5 (SDSS1339) which has been discovered in the Sloan Digital Sky Survey (SDSS) Data Release...
Catalog of cataclysmic variables V/123A (2006)
Downes, R. A., Webbink, R. F., Shara, M. M., Ritter, H., Kolb, U., Duerbeck, H. W.
The Catalog and Atlas of Cataclysmic Variables (Edition 1: Downes & Shara; Edition 2: Downes, Webbink, & Shara) has been a valuable source of information for the cataclysmic variable community....
Cumulative luminosity functions of the X-ray point source population in M31 (2006)
Shaw Greening, L., Tonkin, C., Barnard, R., Kolb, U., Osborne, J. P.
We present preliminary results from a detailed analysis of the X-ray point sources in the XMM-Newton survey of M31 (e.g. Barnard et al. 2005; Pietsch et al. 2005). These sources are expected to be...
XMM-Newton reveals ∼100 new LMXBs in M31 from variability studies (2006)
Barnard, R., Shaw Greening, L., Tonkin, C., Kolb, U., Osborne, J. P.
We have conducted a survey of X-ray sources in XMM-Newton observations of M31, examining their power density spectra (PDS) and spectral energy distributions (SEDs). Our automated source detection...
A catalog and atlas of cataclysmic variables : Living editon (2006)
Downes, R. A., Webbink, R. F., Shara, M. M., Ritter, H., Kolb, U., Duerbeck, H. W.
The solid-state architecture of a metallosupramolecular polyelectrolyte (2006)
Kolb, U., Buscher, K., Helm, C. A., Lindner, A., Thünemann, A. F., Menzel, M., ...
Discovery and modelling of disc precession in the M31 X-ray binary Bo 158? (2005)
Barnard, R., Foulkes, S. B., Haswell, C. A., Kolb, U., Osborne, J. P., Murray, J. R.
The low mass X-ray binary (LMXB) associated with the M31 globular cluster Bo 158 is known to exhibit intensity dips on a ~2.78 hr period. This is due to obscuration of the X-ray source on the orbital...
A potential supernova remnant-x-ray binary association in M31 (2005)
Williams, Benjamin F., Barnard, Robin, Garcia, Michael R., Kolb, U., Osborne, J.P., Kong, Albert K.H.
The well-studied X-ray/optical/radio supernova remnant (SNR) DDB 1-15 (CXOM31 J004327.8+411829; r3-63) in M31 has been investigated with archival XMM-Newton and Chandra observations. The timing data...
A ZZ Ceti white dwarf in SDSS J133941.11+484727.5 (2005)
Gaensicke, B. T., Rodriguez-Gil, P., Marsh, T. R., De Martino, D., Nestoras, J., Szkody, P., ...
We present time-resolved spectroscopy and photometry of the cataclysmic variable (CV) SDSSJ133941.11+484727.5 (SDSS1339) which has been discovered in the Sloan Digital Sky Survey Data Release 4. The...
Black hole hunting in the Andromeda Galaxy (2005)
Barnard, R., Osborne, J. P., Kolb, U., Haswell, C. A.
We present a new technique for identifying stellar mass black holes in low mass X-ray binaries (LMXBs), and apply it to XMM-Newton observations of M31. We examine X-ray time series variability...
Cumulative luminosity functions of the X-ray point source population in M31 (2005)
Greening, L. Shaw, Tonkin, C., Barnard, R., Kolb, U., Osborne, J. P.
We present preliminary results from a detailed analysis of the X-ray point sources in the XMM-Newton survey of M31. These sources are expected to be mostly X-ray binaries. We have so far studied 225...
XMM-Newton reveals ~100 new LMXBs in M31 from variability studies (2005)
Barnard, R., Greening, L. Shaw, Tonkin, C., Kolb, U., Osborne, J. P.
We have conducted a survey of X-ray sources in XMM-Newton observations of M31, examining their power density spectra (PDS) and spectral energy distributions (SEDs). Our automated source detection...
Willems, B., Kolb, U., Sandquist, E. L., Taam, R. E., Dubus, G.
The population synthesis of cataclysmic variables below the period is investigated. A grid of detailed binary evolutionary sequences has been calculated and included in the simulations to take...
On the late spectral types of cataclysmic variable secondaries (2005)
We investigate why the spectral type of most cataclysmic variable (CV) secondaries is significantly later than that of a ZAMS star with the same mean density. Using improved stellar input physics,...
Timing the bright X-ray population of the core of M31 with XMM-Newton (2005)
Barnard, R., Kolb, U., Osborne, J. P.
All 63 discrete X-ray sources brighter than L_{\rm X} = 5x10^{36} erg/s in any of four XMM-Newton observations of the core of M31 were surveyed for time variability over time-scales of seconds to...
A Potential Supernova Remnant/X-ray Binary Association in M31 (2005)
Williams, Benjamin F., Barnard, Robin, Garcia, Michael R., Kolb, U., Osborne, J. P., Kong, Albert K. H.
The well-studied X-ray/Optical/Radio supernova remnant DDB 1-15 (CXOM31 J004327.8+411829; r3-63) in M31 has been investigated with archival XMM-Newton and Chandra observations. The timing data from...
Catalog of cataclysmic variables V/123 (2005)
Downes, R. A., Webbink, R. F., Shara, M. M., Ritter, H., Kolb, U., Duerbeck, H. W.
The Catalog and Atlas of Cataclysmic Variables (Edition 1: Downes & Shara; Edition 2: Downes, Webbink, & Shara) has been a valuable source of information for the cataclysmic variable community....
Discovery of disc precession in the M31 dipping X-ray binary Bo 158 (2005)
Barnard, R., Foulkes, S. B., Haswell, C. A., Kolb, U., Osborne, J. P., Murray, J. R.
We present results from three XMM-Newton observations of the M31 low mass X-ray binary XMMU J004314.4+410726.3 (Bo 158), spaced over 3 days in 2004, July. Bo 158 was the first dipping LMXB to be...
Cataclysmic binaries, LMXBs, and related objects B/cb (2005)
Cataclysmic Binaries are semi-detached binaries consisting of a white dwarf or a white dwarf precursor primary and a low-mass secondary which is filling its critical Roche lobe. The secondary is not...
Cataclysmic binaries, LMXBs, and related objects V/113D (2005)
Cataclysmic Binaries are semi-detached binaries consisting of a white dwarf or a white dwarf precursor primary and a low-mass secondary which is filling its critical Roche lobe. The secondary is not...
The Orbital period distribution of wide binary millisecond pulsars (2005)
We present results of a binary population synthesis study on the orbital period distribution of wide binary millisecond pulsars forming through four evolutionary channels. In three of the channels,...
Pisula,W., Menon,A., Stepputat,M., Lieberwirth,Ingo, Kolb,U., Tracz,A., ...
Uniaxial alignment of polycyclic aromatic hydrocarbons by solution processing (2005)
Pisula,W., Tomovic,Z., Stepputat,M., Kolb,U., Pakula,Tadeusz, Müllen,Klaus
Zhi,L. J., Gorelik,T., Friedlein,R., Wu,J. S., Kolb,U., Salaneck,W. R., ...
In situ studies of phase transitions in thin discotic films (2005)
Breiby,D. W., Hansteen,F., Pisula,W., Bunk,O., Kolb,U., Andreasen,J. W., ...
Willems, B., Kolb, U., Sandquist, E.L., Taam, R.E., Dubus, G.
The population synthesis of cataclysmic variables below the period is investigated. A grid of detailed binary evolutionary sequences has been calculated and included in the simulations to take...
Thermal-timescale mass transfer and evolved donor stars in CVs (2005)
In the light of mounting evidence that a significant fraction of short-period, angular momentum-driven CVs have a somewhat evolved donor star we present tailor-made population synthesis calculations...
Uniaxial alignment of polycyclic aromatic hydrocarbons by solution processing (2005)
Pisula, W., Tomovic, Z., Stepputat, M., Kolb, U., Pakula, Tadeusz, Müllen, Klaus
In situ studies of phase transitions in thin discotic films (2005)
Breiby, D. W., Hansteen, F., Pisula, W., Bunk, O., Kolb, U., Andreasen, J. W., ...