R. Coussement

Publication List Details

Period

1974 - 2004

Number

105

Co-Authors

Quadrupole moments of high-spin isomers: test of the tilted-axis cranking model (2001)

Balabanski, D. L., Vyvey, K., Neyens, G., Almehed, D., Blaha, P., Borremans, D., ...

We report the results of recent measurements of the spectroscopic quadrupole moments of high-spin isomers. For the K=35/2- five-quasiparticle isomer in 179W we measured Q_s=4.00(+0.83)(-1.06)eb. It...

Static Quadrupole Moment of the Five-Quasiparticle K = 35 / 2 Isomer in 179W Studied with the Level-Mixing Spectroscopy Method (2001)

Balabanski, D. L., Vyvey, K., Neyens, G., Coulier, N., Coussement, R., Georgiev, G., ...

The spectroscopic quadrupole moment of the high-spin, high-K five-quasiparticle isomer (Kpi = 35 / 2-, T1/2 = 750(80) ns, Ei = 3349 keV) in 179W has been determined using the level mixing...

Level-Mixing Assisted Tunability of Nuclear Resonance Linewidths for Gamma-Ray Lasers. (1998)

Boolchand, P., Coussement, R.

The present approach to a gamma-ray laser is based on the use of a long-lived nuclear state acting both as the storage and lasing level. The present approach requires that nuclear resonant emission...

LASER ANNEALING OF Te IMPLANTED IN SILICON (1980)

De Bruyn, J., Langouche, G., Van Rossum, M., De Potter, M., Coussement, R.

Mössbauer spectra of 129mTe implanted into Si have been studied earlier /l/. The spectra were composed of two lines which were interpreted as coming from Te in two different lattice sites. The...

The study of defects in type-IV semiconductors by Mössbauer spectroscopy (1980)

Van Rossum, M., Langouche, G., De Bruyn, J., De Potter, M., Coussement, R.

The paper discusses the use of Mössbauer Spectroscopy for the study of defects in semiconductors. Some recent experiments are presented which involve the implantation of deep centers in Si, Ge and...

LASER ANNEALING OF Te IMPLANTED IN SILICON (1980)

De Bruyn, J., Langouche, G., Van Rossum, M., De Potter, M., Coussement, R.

Mössbauer spectra of 129mTe implanted into Si have been studied earlier /l/. The spectra were composed of two lines which were interpreted as coming from Te in two different lattice sites. The...

The study of defects in type-IV semiconductors by Mössbauer spectroscopy (1980)

Van Rossum, M., Langouche, G., De Bruyn, J., De Potter, M., Coussement, R.

The paper discusses the use of Mössbauer Spectroscopy for the study of defects in semiconductors. Some recent experiments are presented which involve the implantation of deep centers in Si, Ge and...

LASER ANNEALING OF Te IMPLANTED IN SILICON (1980)

De Bruyn, J., Langouche, G., Van Rossum, M., De Potter, M., Coussement, R.

Mössbauer spectra of 129mTe implanted into Si have been studied earlier /l/. The spectra were composed of two lines which were interpreted as coming from Te in two different lattice sites. The...

The study of defects in type-IV semiconductors by Mössbauer spectroscopy (1980)

Van Rossum, M., Langouche, G., De Bruyn, J., De Potter, M., Coussement, R.

The paper discusses the use of Mössbauer Spectroscopy for the study of defects in semiconductors. Some recent experiments are presented which involve the implantation of deep centers in Si, Ge and...

ISOMER SHIFT CALIBRATION OF 57Fe BY LIFE-TIME VARIATIONS IN THE ELECTRON-CAPTURE DECAY OF 52Fe. (1979)

Ladrière, J., Meykens, A., Coussement, R., Cogneau, M., Boge, M., Auric, P., ...

Electron densities at the nucleus are estimated from measurements of the change in electron capture rate of 52Fe in different iron compounds. This leads to a calibration constant α for the 57Fe...

MÖSSBAUER STUDY OF 57Co IMPLANTED IN SILICON AND GERMANIUM (1979)

Langouche, G., Dezsi, I., De Bruyn, J., Van Rossum, M., Coussement, R.

Experiments in large external fields show that the doublet observed in the Mössbauer spectra of 57Fe in Si and Ge, obtained by ion implantation to a dose of 1014 or higher is due to quadrupole...

THE ISOMER SHIFT VALUES OF IMPLANTED /133Xe/133Cs IN VARIOUS HOSTS (1979)

Dézsi, I., Coussement, R., Langouche, G., Pattyn, H., Reintsema, S., Van Rossum, M., ...

The isomer shift values of 133Cs implanted in graphite, diamond, Te, Si, Ge, Cu, Zn, Mo, and W are found in a larger interval than those found in Cs and Cs-compounds. The extension to larger values...

MÖSSBAUER STUDY OF 57Co IMPLANTED IN SILICON AND GERMANIUM (1979)

Langouche, G., Dezsi, I., De Bruyn, J., Van Rossum, M., Coussement, R.

Experiments in large external fields show that the doublet observed in the Mössbauer spectra of 57Fe in Si and Ge, obtained by ion implantation to a dose of 1014 or higher is due to quadrupole...

THE ISOMER SHIFT VALUES OF IMPLANTED /133Xe/133Cs IN VARIOUS HOSTS (1979)

Dézsi, I., Coussement, R., Langouche, G., Pattyn, H., Reintsema, S., Van Rossum, M., ...

The isomer shift values of 133Cs implanted in graphite, diamond, Te, Si, Ge, Cu, Zn, Mo, and W are found in a larger interval than those found in Cs and Cs-compounds. The extension to larger values...

ISOMER SHIFT CALIBRATION OF 57Fe BY LIFE-TIME VARIATIONS IN THE ELECTRON-CAPTURE DECAY OF 52Fe. (1979)

Ladrière, J., Meykens, A., Coussement, R., Cogneau, M., Boge, M., Auric, P., ...

Electron densities at the nucleus are estimated from measurements of the change in electron capture rate of 52Fe in different iron compounds. This leads to a calibration constant α for the 57Fe...

ISOMER SHIFT CALIBRATION OF 57Fe BY LIFE-TIME VARIATIONS IN THE ELECTRON-CAPTURE DECAY OF 52Fe. (1979)

Ladrière, J., Meykens, A., Coussement, R., Cogneau, M., Boge, M., Auric, P., ...

Electron densities at the nucleus are estimated from measurements of the change in electron capture rate of 52Fe in different iron compounds. This leads to a calibration constant α for the 57Fe...

MÖSSBAUER STUDY OF 57Co IMPLANTED IN SILICON AND GERMANIUM (1979)

Langouche, G., Dezsi, I., De Bruyn, J., Van Rossum, M., Coussement, R.

Experiments in large external fields show that the doublet observed in the Mössbauer spectra of 57Fe in Si and Ge, obtained by ion implantation to a dose of 1014 or higher is due to quadrupole...

THE ISOMER SHIFT VALUES OF IMPLANTED /133Xe/133Cs IN VARIOUS HOSTS (1979)

Dézsi, I., Coussement, R., Langouche, G., Pattyn, H., Reintsema, S., Van Rossum, M., ...

The isomer shift values of 133Cs implanted in graphite, diamond, Te, Si, Ge, Cu, Zn, Mo, and W are found in a larger interval than those found in Cs and Cs-compounds. The extension to larger values...

ISOMER SHIFT CALIBRATION OF 57Fe BY LIFE-TIME VARIATIONS IN THE ELECTRON-CAPTURE DECAY OF 52Fe. (1979)

Ladrière, J., Meykens, A., Coussement, R., Cogneau, M., Boge, M., Auric, P., ...

Electron densities at the nucleus are estimated from measurements of the change in electron capture rate of 52Fe in different iron compounds. This leads to a calibration constant α for the 57Fe...

ISOMER SHIFT CALIBRATION OF Fe57 BY LIFE-TIME VARIATIONS IN THE ELECTRON CAPTURE DECAY OF Fe52 (1976)

Boge, M., Auric, P., Bouchez, R., Meykens, A., Coussement, R., LadriÈre, J.

Isomer shift (IS) on Fe57 Mössbauer effect is proportional to ƊR/R nuclear radius relative variation in 14 keV γ-transition and proportional to Δ | ψ (0) |2 ns-electron density...

LATTICE LOCATION OF 5s-p IMPURITIES IMPLANTED IN TYPE-IV SEMICONDUCTORS (1976)

Van Rossum, M., De Bruyn, J., Langouche, G., Coussement, R., Boolchand, P.

The Mössbauer Effect of 125Te, 129Xe and 133Cs has been used to study the lattice location of Sb, Te, I and Xe ions implanted in Ge, Si and diamond lattices with an isotope separator. The results of...

MÖSSBAUER EFFECT STUDIES OF XENON IMPLANTED IN IRON (1976)

Odeurs, J., Coussement, R., De Bruyn, J., Pattyn, H., Van Rossum, M.

By means of the Mössbauer Effect a systematic dose and dose rate study has been performed on xenon implanted in iron. The substitutional fraction of the xenon nuclei decreases when the implantation...

ISOMER SHIFT CALIBRATION OF Fe57 BY LIFE-TIME VARIATIONS IN THE ELECTRON CAPTURE DECAY OF Fe52 (1976)

Boge, M., Auric, P., Bouchez, R., Meykens, A., Coussement, R., LadriÈre, J.

Isomer shift (IS) on Fe57 Mössbauer effect is proportional to ƊR/R nuclear radius relative variation in 14 keV γ-transition and proportional to Δ | ψ (0) |2 ns-electron density...

LATTICE LOCATION OF 5s-p IMPURITIES IMPLANTED IN TYPE-IV SEMICONDUCTORS (1976)

Van Rossum, M., De Bruyn, J., Langouche, G., Coussement, R., Boolchand, P.

The Mössbauer Effect of 125Te, 129Xe and 133Cs has been used to study the lattice location of Sb, Te, I and Xe ions implanted in Ge, Si and diamond lattices with an isotope separator. The results of...

MÖSSBAUER EFFECT STUDIES OF XENON IMPLANTED IN IRON (1976)

Odeurs, J., Coussement, R., De Bruyn, J., Pattyn, H., Van Rossum, M.

By means of the Mössbauer Effect a systematic dose and dose rate study has been performed on xenon implanted in iron. The substitutional fraction of the xenon nuclei decreases when the implantation...

ISOMER SHIFT CALIBRATION OF Fe57 BY LIFE-TIME VARIATIONS IN THE ELECTRON CAPTURE DECAY OF Fe52 (1976)

Boge, M., Auric, P., Bouchez, R., Meykens, A., Coussement, R., LadriÈre, J.

Isomer shift (IS) on Fe57 Mössbauer effect is proportional to ƊR/R nuclear radius relative variation in 14 keV γ-transition and proportional to Δ | ψ (0) |2 ns-electron density...

LATTICE LOCATION OF 5s-p IMPURITIES IMPLANTED IN TYPE-IV SEMICONDUCTORS (1976)

Van Rossum, M., De Bruyn, J., Langouche, G., Coussement, R., Boolchand, P.

The Mössbauer Effect of 125Te, 129Xe and 133Cs has been used to study the lattice location of Sb, Te, I and Xe ions implanted in Ge, Si and diamond lattices with an isotope separator. The results of...

MÖSSBAUER EFFECT STUDIES OF XENON IMPLANTED IN IRON (1976)

Odeurs, J., Coussement, R., De Bruyn, J., Pattyn, H., Van Rossum, M.

By means of the Mössbauer Effect a systematic dose and dose rate study has been performed on xenon implanted in iron. The substitutional fraction of the xenon nuclei decreases when the implantation...

A MÖSSBAUER STUDY ON POTTERY OF TURENG TEPE II (1974)

Schmidt, K., Van Rossum, M., Meykens, T., Langouche, G., Coussement, R., Bouchez, R.

Sherds of pottery of Tureng Tepe, Iran, belonging [1] to the archaeological layer II (2 500 BC) have been analyzed by Mössbauer spectrometry. Grey and red sherds found in layer II are suspected to...

A STUDY OF THE HYPERFINE FIELD OF CESIUM IN NICKEL AND IRON (1974)

Namavar, F., Rots, M., Pattyn, H., Dumont, G., Coussement, R.

By means of an isotope separator the 133Ba activity has been implanted in nickel and iron foils with a dose of 1.0 x 1015/cm2 and a dose of 3.7 x 1013/cm2. The integral perturbed angular correlation...

ÉTUDE DE LA LACTOFERRINE DE FER PAR SPECTROSCOPIE MÖSSBAUER (1974)

Ladrière, J., Coussement, R., Theuwissen, B.

Les spectres Mössbauer de la lactoferrine de 57Fe présentent une structure paramagnétique hyperfine causée par la très lente relaxation de spin du fer. Le déplacement isomérique est...

IMPLANTATION OF 129mTe IN Fe AND Ni FOILS AND DETERMINATION OF THE HYPERFINE FIELDS (1974)

Coussement, R., Dumont, G., Langouche, G., Pattyn, H., Rots, M., Schmidt, K., ...

By means of the Mössbauer effect we have studied the positions of ions of 129mTe implanted by an isotope separator at 75 kV acceleration voltage. For implantations in iron, only one implantation...

MÖSSBAUER STUDY OF FIRING CONDITIONS USED IN THE MANUFACTURE OF THE GREY AND RED WARE OF TURENG-TEPE (1974)

Bouchez, R., Coey, J., Coussement, R., Schmidt, K., Van Rossum, M., Aprahamian, J., ...

Ancient potsherds, paleo-sols, and modern soil samples from the Gorgan plain of Northeastern Iran have been characterised by Mössbauer spectroscopy, X-ray diffraction, elemental and mineralogical...

STUDY OF THE MAGNETIC INTERACTION AT 129mXE IMPLANTED IN IRON (1974)

Van Rossum, M., Langouche, G., Pattyn, H., Dumont, G., Odeurs, J., Meykens, A., ...

The magnetic interaction at 129Xe was studied by implanting 129mXe activity in iron foils at a dose of 5 × 1012, 5 × 1013 and 1 × 1015 Xe at/cm2. The resulting Mössbauer spectra show a...

STUDY OF THE QUADRUPOLE INTERACTION OF 125Te AND 129I IN Te SINGLE CRYSTALS BY MÖSSBAUER SPECTROSCOPY (1974)

Langouche, G., Coussement, R., Van Rossum, M., Schmidt, K.

Mössbauer spectra of 125Te in a Te-lattice have shown a large electric field gradient. At the temperature of liquid helium the values Vzz = — 9.2 ± 1 × 1018 V/cm2 and η = 0.64 ± 0.04...

THE HYPERFINE FIELD OF XENON NUCLEI AT LATTICE SITES IN IRON (1974)

Pattyn, H., Dumont, G., Coussement, R., Silverans, R., Schoeters, E., Vanneste, L.

The hyperfine field of xenon nuclei at lattice sites in iron has been determined from nuclear orientation experiments at temperatures between 11 mK and 80 mK obtained with a 3He-4He dilution...

TIME DIFFERENTIAL PAC ON THE FIRST EXCITED STATE IN 129I (1974)

Rots, M., Coussement, R.

Using the 460-27 keV cascade in the 129Tem→ 129I decay, a time differential perturbed angular correlation has been measured for the 129Tem activity implanted in a nickel matrix by means of an...

A MÖSSBAUER STUDY ON POTTERY OF TURENG TEPE II (1974)

Schmidt, K., Van Rossum, M., Meykens, T., Langouche, G., Coussement, R., Bouchez, R.

Sherds of pottery of Tureng Tepe, Iran, belonging [1] to the archaeological layer II (2 500 BC) have been analyzed by Mössbauer spectrometry. Grey and red sherds found in layer II are suspected to...

A STUDY OF THE HYPERFINE FIELD OF CESIUM IN NICKEL AND IRON (1974)

Namavar, F., Rots, M., Pattyn, H., Dumont, G., Coussement, R.

By means of an isotope separator the 133Ba activity has been implanted in nickel and iron foils with a dose of 1.0 x 1015/cm2 and a dose of 3.7 x 1013/cm2. The integral perturbed angular correlation...

ÉTUDE DE LA LACTOFERRINE DE FER PAR SPECTROSCOPIE MÖSSBAUER (1974)

Ladrière, J., Coussement, R., Theuwissen, B.

Les spectres Mössbauer de la lactoferrine de 57Fe présentent une structure paramagnétique hyperfine causée par la très lente relaxation de spin du fer. Le déplacement isomérique est...

IMPLANTATION OF 129mTe IN Fe AND Ni FOILS AND DETERMINATION OF THE HYPERFINE FIELDS (1974)

Coussement, R., Dumont, G., Langouche, G., Pattyn, H., Rots, M., Schmidt, K., ...

By means of the Mössbauer effect we have studied the positions of ions of 129mTe implanted by an isotope separator at 75 kV acceleration voltage. For implantations in iron, only one implantation...

MÖSSBAUER STUDY OF FIRING CONDITIONS USED IN THE MANUFACTURE OF THE GREY AND RED WARE OF TURENG-TEPE (1974)

Bouchez, R., Coey, J., Coussement, R., Schmidt, K., Van Rossum, M., Aprahamian, J., ...

Ancient potsherds, paleo-sols, and modern soil samples from the Gorgan plain of Northeastern Iran have been characterised by Mössbauer spectroscopy, X-ray diffraction, elemental and mineralogical...

STUDY OF THE MAGNETIC INTERACTION AT 129mXE IMPLANTED IN IRON (1974)

Van Rossum, M., Langouche, G., Pattyn, H., Dumont, G., Odeurs, J., Meykens, A., ...

The magnetic interaction at 129Xe was studied by implanting 129mXe activity in iron foils at a dose of 5 × 1012, 5 × 1013 and 1 × 1015 Xe at/cm2. The resulting Mössbauer spectra show a...

STUDY OF THE QUADRUPOLE INTERACTION OF 125Te AND 129I IN Te SINGLE CRYSTALS BY MÖSSBAUER SPECTROSCOPY (1974)

Langouche, G., Coussement, R., Van Rossum, M., Schmidt, K.

Mössbauer spectra of 125Te in a Te-lattice have shown a large electric field gradient. At the temperature of liquid helium the values Vzz = — 9.2 ± 1 × 1018 V/cm2 and η = 0.64 ± 0.04...

THE HYPERFINE FIELD OF XENON NUCLEI AT LATTICE SITES IN IRON (1974)

Pattyn, H., Dumont, G., Coussement, R., Silverans, R., Schoeters, E., Vanneste, L.

The hyperfine field of xenon nuclei at lattice sites in iron has been determined from nuclear orientation experiments at temperatures between 11 mK and 80 mK obtained with a 3He-4He dilution...

TIME DIFFERENTIAL PAC ON THE FIRST EXCITED STATE IN 129I (1974)

Rots, M., Coussement, R.

Using the 460-27 keV cascade in the 129Tem→ 129I decay, a time differential perturbed angular correlation has been measured for the 129Tem activity implanted in a nickel matrix by means of an...

A MÖSSBAUER STUDY ON POTTERY OF TURENG TEPE II (1974)

Schmidt, K., Van Rossum, M., Meykens, T., Langouche, G., Coussement, R., Bouchez, R.

Sherds of pottery of Tureng Tepe, Iran, belonging [1] to the archaeological layer II (2 500 BC) have been analyzed by Mössbauer spectrometry. Grey and red sherds found in layer II are suspected to...

A STUDY OF THE HYPERFINE FIELD OF CESIUM IN NICKEL AND IRON (1974)

Namavar, F., Rots, M., Pattyn, H., Dumont, G., Coussement, R.

By means of an isotope separator the 133Ba activity has been implanted in nickel and iron foils with a dose of 1.0 x 1015/cm2 and a dose of 3.7 x 1013/cm2. The integral perturbed angular correlation...

ÉTUDE DE LA LACTOFERRINE DE FER PAR SPECTROSCOPIE MÖSSBAUER (1974)

Ladrière, J., Coussement, R., Theuwissen, B.

Les spectres Mössbauer de la lactoferrine de 57Fe présentent une structure paramagnétique hyperfine causée par la très lente relaxation de spin du fer. Le déplacement isomérique est...

IMPLANTATION OF 129mTe IN Fe AND Ni FOILS AND DETERMINATION OF THE HYPERFINE FIELDS (1974)

Coussement, R., Dumont, G., Langouche, G., Pattyn, H., Rots, M., Schmidt, K., ...

By means of the Mössbauer effect we have studied the positions of ions of 129mTe implanted by an isotope separator at 75 kV acceleration voltage. For implantations in iron, only one implantation...

MÖSSBAUER STUDY OF FIRING CONDITIONS USED IN THE MANUFACTURE OF THE GREY AND RED WARE OF TURENG-TEPE (1974)

Bouchez, R., Coey, J., Coussement, R., Schmidt, K., Van Rossum, M., Aprahamian, J., ...

Ancient potsherds, paleo-sols, and modern soil samples from the Gorgan plain of Northeastern Iran have been characterised by Mössbauer spectroscopy, X-ray diffraction, elemental and mineralogical...

STUDY OF THE MAGNETIC INTERACTION AT 129mXE IMPLANTED IN IRON (1974)

Van Rossum, M., Langouche, G., Pattyn, H., Dumont, G., Odeurs, J., Meykens, A., ...

The magnetic interaction at 129Xe was studied by implanting 129mXe activity in iron foils at a dose of 5 × 1012, 5 × 1013 and 1 × 1015 Xe at/cm2. The resulting Mössbauer spectra show a...

STUDY OF THE QUADRUPOLE INTERACTION OF 125Te AND 129I IN Te SINGLE CRYSTALS BY MÖSSBAUER SPECTROSCOPY (1974)

Langouche, G., Coussement, R., Van Rossum, M., Schmidt, K.

Mössbauer spectra of 125Te in a Te-lattice have shown a large electric field gradient. At the temperature of liquid helium the values Vzz = — 9.2 ± 1 × 1018 V/cm2 and η = 0.64 ± 0.04...

THE HYPERFINE FIELD OF XENON NUCLEI AT LATTICE SITES IN IRON (1974)

Pattyn, H., Dumont, G., Coussement, R., Silverans, R., Schoeters, E., Vanneste, L.

The hyperfine field of xenon nuclei at lattice sites in iron has been determined from nuclear orientation experiments at temperatures between 11 mK and 80 mK obtained with a 3He-4He dilution...

TIME DIFFERENTIAL PAC ON THE FIRST EXCITED STATE IN 129I (1974)

Rots, M., Coussement, R.

Using the 460-27 keV cascade in the 129Tem→ 129I decay, a time differential perturbed angular correlation has been measured for the 129Tem activity implanted in a nickel matrix by means of an...