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ISOTOPIC ANOMALIES OF OSMIUM FROM DIFFERENT DEPOSITS DETERMINED BY THE LASER MICROPROBE MASS ANALYZER LAMMAENGLERT P; HERPERS U.1980; INORG. NUCL. CHEM. LETTERS; GBR; DA. 1980; VOL. 16; NO 1; PP. 37-43; BIBL. 11 REF.Article

DIE VORZUEGE VON 2-FACH UND 3-FACH-Y-KOINZIDENZANORDNUNGEN BEI DER SELEKTIVEN UND "ZERSTOERUNGSFREIEN" BESTIMMUNG SPEZIELLER SPURENELEMENTE IN DER AKTIVIERUNGSANALYSE. = LES AVANTAGES DU DISPOSITIF DE MESURE DES COINCIDENCES DE 2EME ET 3EME ORDRE POUR LA DETERMINATION SELECTIVE ET NON-DESTRUCTRICE DES ELEMENTS MINEURS DANS L'ANALYSE DE L'ACTIVATION NEUTRONIQUEHERPERS U; WOELFLE R.1974; MESSTECHNIK; DTSCH.; DA. 1974; VOL. 82; NO 5; PP. 111-118; ABS. ANGL.; BIBL. 25 REF.; 8 ILL.; 42 ANAL.Article

STUDY ON THE BEHAVIOUR OF FE-TRACES IN HIGH PURITY SILICON BY NEUTRON ACTIVATION ANALYSIS AND ELECTRON PARAMAGNETIC RESONANCERIOTTE HG; HERPERS U.1980; RADIOCHIM. ACTA; ISSN 0033-8230; DEU; DA. 1980; VOL. 27; NO 4; PP. 209-211; BIBL. 10 REF.Article

DETERMINATION OF 227AC IN GEOLOGICAL MATERIALS THROUGH NEUTRON ACTIVATION AND ALPHA-SPECTROMETRY ASSAY OF INDUCED 228TH.ALY HF; HERPERS U; HERR W et al.1975; J. RADIOANAL. CHEM.; SWITZ.; 1975, VOL. 26, NUM. 0002, P. 279 A 287Serial Issue

DIE BESTIMMUNG VON 53MN, WELCHES IN METEORISCHEM MATERIAL DURCH KOSMISCHE STRAHLUNG ERZENGT WURDE, MIT HILFE DER NEUTRONENAKTIVIERUNG (DOSAGE PAR ACTIVATION NEUTRONIQUE DU 53MN FORME DANS LES METEORITES EXPOSEES AU RAYONNEMENT COSMIQUE).HERR W; HERPERS U; WOELFLE R et al.1969; J. RADIOANAL. CHEM.; NLD; 1969, VOL. 2, P. 197 A 203Miscellaneous

DETERMINATION OF TRACE AMOUNTS OF 227AC IN GEOLOGICAL MATERIALS BY NEUTRON ACTIVATION AND ALPHA -SPECTROMETRY.ALY HF; HERPERS U; HERR W et al.sdIN: GEO- UND KOSMOCHEM. ZUSAMMENFASSUNG VORTR. 5. SEMIN. AKTIVIERUNGSANAL.; KOELN; 1974; S.L.; , P. 1Serial Issue

53MN AND 26AL IN OBSERVED CHONDRITE FALLS WITH HIGH EXPOSURE AGES = 53MN ET 26AL DANS LES CHONDRITES AYANT UN AGE D'EXPOSITION ELEVEHERR W; HERPERS U; ENGLERT P et al.1981; METEORITICS; ISSN 0026-1114; USA; DA. 1981; VOL. 16; NO 4; PP. 324-325; BIBL. 1 REF.Conference Paper

DIE BESTIMMUNG VON SUBMIKROMENGEN KUPFER IN REINSTMETALLEN UND METEORITEN DURCH EIN HOCHSELEKTIVES GAMMA, GAMMA- KOINZIDENZVERFAHREN. (ANALYSE DE QUANTITES DE CU DE L'ORDRE DU SUB-MICROGRAMME DANS LES METAUX TRES PURS ET LES METEOR- PAR TECHN.TRESWOELFLE R; HERPERS U; HERR W et al.1969; J. RADIOANAL. CHEM.; NLD; 1969, VOL. 2, P. 171 A 182Miscellaneous

PREATMOSPHERIC SIZE OF DHURMSALA, ALHA 77003, AND OTHER METEORITES; MN-53 AND AL-26 STUDIES ON CORE SAMPLES = LES DIMENSIONS PREATMOSPHERIQUES DE DHURMSALA, ALHA 77003 ET AUTRES METEORITES AVANT LEUR ENTREE DANS L'ATMOSPHERE; ETUDE DE 53MN ET 26AL SUR DES ECHANTILLONS DE NOYAUENGLERT P; HERPERS U; HERR W et al.1981; METEORITICS; ISSN 0026-1114; USA; DA. 1981; VOL. 16; NO 4; PP. 311-312; BIBL. 8 REF.; ILL.Conference Paper

PURITY CONTROL OF SEMICONDUCTOR GRADE SILICON BY INSTRUMENTAL NEUTRON ACTIVATION ANALYSIS WITH RESPECT TO INTERPRETATION OF EPR SIGNALS.RIOTT HG; HERPERS U; WEBER W et al.1977; RADIOCHEM. RADIOANAL. LETTERS; SWITZ.; DA. 1977; VOL. 30; NO 4; PP. 311-318; BIBL. 11 REF.Article

IMPROVED TECHNIQUES FOR SEPARATION AND DETERMINATION OF RARE-EARTH ELEMENTS IN EXTRA-TERRESTRIAL MATERIAL.ABDEL RASSOUL AA; HERPERS U; HERR W et al.1971; ACT.ANAL. GEOCHEM. COSMOCHEM., ED. BRUNFELT. A., STEINES. E., UNIVERSITETSFORLAGET, OSLO.; 1971, P. 219 A 226Miscellaneous

ZUR BESTIMMUNG DES KOSMOGENEN 53MN(T EQUIV. A 4 X 106A) DURCH NEUTROHENAKTIVIERUNG. = DOSAGE DE 53MN COSMOGENIQUE (T EQUIV. A 4 X 106A) PAR ACTIVATIONKULUS H; HEIMANN M; HERPERS U et al.sdIN: GEO- UND KOSMOCHEM. ZUSAMMENFASSUNG VORTR. 5. SEMIN. AKTIVIERUNGSANAL.; KOELN; 1974; S.L.; , P. 1Serial Issue

ZUR VERTEILUNG DER SELTENEN ERDEN IN ULTRABASITAUSWUERFLINGEN UND BASALTEN AUS DER WESTEIFEL. = REPARTITION DES TERRES RARES DANS LES PROJECTIONS VOLCANIQUES D'ULTRABASITES ET LES BASALTES DE L'OUEST DE L'EIFELSTOSCH HG; HERPERS U; JASMUND K et al.1977; FORTSCHR. D. MINERAL., BEIH.; DTSCH.; DA. 1977; VOL. 55; NO 1; PP. 136-138; BIBL. 3 REF.; 1 ILL.; (55. JAHRESTAG. DTSCH. MINERAL. GES.; BOCHUM; 1977)Conference Paper

SIMULATION OF THE INTERACTION OF COSMIC RAYS WITH THE LUNAR SURFACE BY PROTON BOMBARDMENT OF A THICK TARGET.WEIGEL H; MICHEL R; HERPERS U et al.1974; RADIOCHIM. ACTA; ALLEM.; DA. 1974; VOL. 21; NO 3-4; PP. 179-190; ABS. ALLEM. FR.; BIBL. 39 REF.Article

SPALLOGENIC 53MN IN THE KIRIN (JILIN) CHONDRITE = 53MN SPALLOGENIQUE DANS LA CHONDRITE KIRIN (JILIN)OSADNIK G; HERPERS U; HERR W et al.1981; METEORITICS; ISSN 0026-1114; USA; DA. 1981; VOL. 16; NO 4; PP. 371-372; BIBL. 8 REF.; ILL.Conference Paper

Determination of the spallogenic radionuclides 26Al and 53Mn in Antarctic meteorites with respect to cosmic ray exposure and terrestrial ages = Dosage des éléments radioactifs spallogènes 26Al et 53Mn dans des météorites Antarctiques en relation avec l'exposition aux rayons cosmiques et les âges terrestresHERPERS, U; SARAFIN, R.Journal of radioanalytical and nuclear chemistry. 1987, Vol 110, Num 1, pp 191-195, issn 0236-5731Conference Paper

Limitation of the second harmonic conversion of intense femtosecond pulsesKÜHLKE, D; HERPERS, U.Optics communications. 1988, Vol 69, Num 1, pp 75-78, issn 0030-4018Article

DETERMINATION OF MANGANESE-53 BY NEUTRON ACTIVATION AND OTHER MISCELLANEOUS STUDIES ON LUNAR DUST.HERR W; HERPERS U; HESS B et al.1970; SCIENCE; USA; 1970(1), VOL. 167, NUM. 3918, P. 747 A 749Miscellaneous

Soft x-ray emission from subpicosecond laser-produced plasmasKÜHLKE, D; HERPERS, U; VON DER LINDE, D et al.Applied physics letters. 1987, Vol 50, Num 25, pp 1785-1787, issn 0003-6951Article

COMPUTER ASSISTED MULTIELEMENT ANALYSIS OF TERRESTRIAL AND EXTRA TERRESTRIAL MATERIALS AND STUDIES ON LONG-LIVED COSMOGENIC 53MN BY NEUTRON ACTIVATION.BUHLING A; CARL C; ENGLERT P et al.1977; J. RADIOANAL. CHEM.; SWITZ; DA. 1977; VOL. 38; NO 1-2; PP. 379-390; BIBL. 19 REF.; 7 ILL.; (MOD. TRENDS ACT. ANAL. INT. CONF. III; MUENCHEN; 1976)Conference Paper

Radiochemical determination of chromium at ultratace levels in biological materialsSCHNABEL, C; HERPERS, U; MICHEL, R et al.Journal of radioanalytical and nuclear chemistry. 1994, Vol 178, Num 1, pp 19-25, issn 0236-5731Article

Spectral broadening of intense femtosecond pulses in atmospheric airKUHLKE, D; HERPERS, U; VON DER LINDE, D et al.Optics communications. 1987, Vol 63, Num 4, pp 275-277, issn 0030-4018Article

Conditions of the cosmic ray exposure of the Jilin chondrite = Conditions d'exposition aux rayons cosmiques de la chondrite JilinHEUSSER, G; OUYANG, Z; KIRSTEN, T et al.Earth and planetary science letters. 1985, Vol 72, Num 2-3, pp 263-272, issn 0012-821XArticle

Further evidence for a glacial maximum in Antarctica during the Late NeogeneHOFLE, H. C; DELISLE, G; HERPERS, U et al.Zeitschrift für Geomorphologie. Supplementband. 1992, Num 86, pp 125-137, issn 0044-2798Article

Bestimmung der Abtragungsraten von Zirconium, Tantal und der Legierung Tantal-40Niob in fluoridhaltiger azeotroper Salpetersäure mit Hilfe der Radiotracer-MethodeKLAS, W; HERPERS, U; MICHEL, R et al.Werkstoffe und Korrosion. 1991, Vol 42, Num 11, pp 570-575, issn 0043-2822Article

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