• "NMR-Spektroskopie und NMR-Mikroskopie mit Torushohlraumdetektoren," K. Woelk, Habilitationsschrift, Universität Bonn (1998).

• "In situ imaging of charge carriers in an electrochemical cell," R. E. Gerald II, R. J. Klingler, J. W. Rathke, G. Sandí, and K. Woelk, in Spatially Resolved Magnetic Resonance (B. Blümich, P. Blümler, R. Botto, and E. Fukushima, Eds.), 111-119, Wiley-VCH, Weinheim (1998). [Abstract]

• "Imaging diffusion with non-uniform B1 gradients," K. Woelk, B. L. J. Zwank, J. Bargon, R. J. Klingler, R. E. Gerald II, and J. W. Rathke, in Spatially Resolved Magnetic Resonance (B. Blümich, P. Blümler, R. Botto, and E. Fukushima, Eds.), 103-110, Wiley-VCH, Weinheim (1998).

• "Nuclear resonance tomography with a toroid cavity detector," K. Woelk, R. J. Klingler, and J. W. Rathke, Magn. Reson. Imag. 15 (4), XVIII (1997).

• "Toroids in NMR spectroscopy," J. W. Rathke, R. J. Klingler, R. E. Gerald II, K. W. Kramarz, and K. Woelk, Prog. NMR Spectrosc. 30, 209-253 (1997). [Abstract]

• "Imaging diffusion in toroid cavity probes," K. Woelk, R. E. Gerald II, R. J. Klingler, and J. W. Rathke, J. Magn. Reson. A 121, 74-77 (1996). [Abstract]

• "Homogeneous hydrogenation of norbornadiene with parahydrogen and phosphonic ester phosphine rhodium complexes studied by in situ NMR spectroscopy," A. Harthun, K. Woelk, J. Bargon, and A. Weigt, Tetrahedron 51, 11199-11206 (1995). [Abstract]

• "Applications of toroids in high-pressure NMR spectroscopy," R. J. Klingler, J. W. Rathke, K. Woelk, K. W. Kramarz, and R. E. Gerald II, Am. Chem. Soc. Div. Fuel Chem. Preprints 40, 415-419 (1995).

• "Composite 90° and 180° pulses to compensate for radiofrequency gradients in toroid NMR detectors," K. Woelk and J. W. Rathke, J. Magn. Reson. A 115, 106-115 (1995). [Abstract]

• "Argonne's toroid cavity imager expands on MRI," J. W. Rathke, K. Woelk, and R. J. Klingler, J. Minerals, Metals and Materials Society (JOM) Oct. 1994, 7 (1994).

• "NMR spectra analyzed for material studies," J. W. Rathke, K. Woelk, and R. J. Klingler, in The World's Most Brilliant Inventions, Research and Development, 32nd Annual R&D 100 Awards, 5 (1994).

• "The toroid cavity NMR detector," K. Woelk, J. W. Rathke, and R. J. Klingler, J. Magn. Reson. A 109, 137-146 (1994). [Abstract]

• "High pressure NMR studies of homogeneous catalytic processes," J. W. Rathke, R. J. Klingler, M. J. Chen, and K. Woelk, Trends Organomet. Chem. 1, 117-130 (1994).

• "Recent high-pressure, NMR spectral and imaging studies," J. W. Rathke, R. J. Klingler, M. J. Chen, and K. Woelk, Proc. Ninth DOE/BES Heterog. Catal. & Surf. Chem. Res. Conf., Oconomowoc, WI, 124-127 (1994).

• "NMR studies of the kinetics of homogeneously catalyzed hydrogenations using parahydrogen induced polarization at variable pressure," K. Woelk and J. Bargon, Z. Phys. Chem. 182, 155-165 (1993). [Abstract]

• "Ortho- and parahydrogen induced nuclear spin polarization," J. Bargon, J. Kandels, and K. Woelk, Z. Phys. Chem. 180, 65-93 (1993).

• "Rotating frame NMR microscopy using toroid cavity detectors," K. Woelk, J. W. Rathke, and R. J. Klingler, J. Magn. Reson. A 105, 113-116 (1993). [Abstract]

• "High-pressure NMR probes for the in situ investigation of gas/liquid reactions," K. Woelk and J. Bargon, Rev. Sci. Instrum. 63, 3307-3310 (1992).

• "NMR-detection of intermediates during homogeneous hydrogenation of dienes using parahydrogen," J. Bargon, J. Kandels, P. Kating, A. Thomas, and K. Woelk, Tetrahedron Lett. 31, 5721-5724 (1990).

• "NMR study of nuclear spin polarization during chemical reactions with ortho hydrogen," J. Bargon, J. Kandels, and K. Woelk, Angew. Chem. Int. Ed. Engl. 29, 58-59 (1990).

K. Woelk, Febrary 03, 2003