SPECTROPHOTOMETRIC DETERMINATION OF NIOBIUM IN STEEL BY MEANS OF P-SULPHOBENZENEAZO-4-(2,3-DIHYDROXYPYRIDINE)SHARMA Y.1981; FRESENIUS' Z. ANAL. CHEM.; DEU; DA. 1981-05; VOL. 306; NO 5; PP. 401Article

AN OPTICAL EMISSION SPECTROGRAPHIC METHOD FOR THE DETERMINATION OF NIOBIUM IN STEELS = UNE METHODE SPECTROGRAPHIQUE D'EMISSION OPTIQUE POUR LE DOSAGE DU NIOBIUM DANS LES ACIERSGRAMPUROHIT SV; BISWAS SS; DIXIT VS et al.1982; INDIAN JOURNAL OF PURE AND APPLIED PHYSICS; ISSN 0019-5596; IND; DA. 1982; VOL. 20; NO 12; PP. 978-981; BIBL. 5 REF.Article

UNTERSUCHUNGEN UEBER DAS MORPHOLIN-N-DITHIOCARBONSAURE MORPHOLINIUM (MDCM) ALS REAGENS IN DER QUANTITATIVEN ANALYTIK. T. 7:SPEKTRALPHOTOMETRISCHE BESTIMMUNG VON NIOB = STUDIES ON THE MORPHOLINE-N-DITHIOCARBOXYLIC ACID MORPHOLINIUM (MDCM) AS A REAGENT IN QUANTITATIVE ANALYSIS. PT. 7LIKUSSAR W.1980; MICROCHIM. ACTA; AUT; DA. 1980; VOL. 1; NO 5-6; PP. 415-422; BIBL. 21 REF.Article

NON-DESTRUCTIVE DETERMINATION OF NIOBIUM IN STEEL BY NEUTRON ACTIVATION FOLLOWED BY X-RAY SPECTROMETRY = DOSAGE NON DESTRUCTIF DU NIOBIUM DANS L'ACIER PAR ACTIVATION NEUTRONIQUE SUIVIE DE SPECTROMETRIE XMNATEL M; SHENBERG C; RAPAPORT MS et al.1982; JOURNAL OF RADIOANALYTICAL CHEMISTRY; ISSN 0022-4081; CHE; DA. 1982; VOL. 75; NO 1-2; PP. 145-151; BIBL. 12 REF.Article

DOSAGE DU PLOMB, DU TITANE, DU NIOBIUM ET DU SILICIUM DANS DES SICONDESIVANOVA KP; ZHUKOVETS AA; GORBENKO FP et al.1982; STEKLO KERAM.; ISSN 0131-9582; SUN; DA. 1982; NO 12; PP. 24-25Article

DETERMINATION OF TI, V, CR, FE, AS, ZR, AND NB IN TUNGSTEN BY RADIOCHEMICAL PROTON ACTIVATION ANALYSISSASTRI CS; CALETKA R; KRIVAN V et al.1982; JOURNAL OF TRACE AND MICROPROBE TECHNIQUES; ISSN 51442X; USA; DA. 1982-1983; VOL. 1; NO 3; PP. 293-306; BIBL. 14 REF.Article

APLICATIILE SPECTROSCOPIEI DE ABSORBTIE ATOMICA PENTRU ANALIZA OTELURILOR = ANWENDUNG DER ATOMABSORPTIONSSPEKTROSKOPIE IN DER STAHLANALYSE = ATOMIC ABSORPTION SPECTROSCOPY APPLICATION FOR STEEL ANALYSIS = LES APPLICATIONS DE LA SPECTROSCOPIE DABSORPTION ATOMIQUE POUR LANALYSE DES ACIERSLUPU I.1982; METALURGIA (BUCUR.); ROM; DA. 1982-07; VOL. 34; NO 7; PP. 403-404; BIBL. 1 REF.Article

PHOTOMETRIC DETERMINATION OF NIOBIUM IN MATERIALS WITH A HIGH PHOSPHORUS CONTENT = PHOTOMETRISCHE BESTIMMUNG VON NIOB IN ROHSTOFFEN MIT EINEM HOHEN PHOSPHORGEHALT = DETERMINATION PHOTOMETRIQUE DU NIOBIUM DANS DES MATIERES PREMIERES A FORTE TENEUR EN PHOSPHORENAVROTSKAYA VA; ALEKSANDROVA EI; KLETENIK YB et al.1982; IND. LAB.; ISSN 0019-8447; USA; DA. 1982-04; VOL. 48; NO 4; PP. 341-342; BIBL. 7 REF.Article

DETERMINATION OF PHOSPHORUS AT THE NG G^-1 LEVEL IN NIOBIUM BY A RADIOCHEMICAL NEUTRON ACTIVATION METHODCALETKA R; VORWALTER C; KRIVAN V et al.1982; ANAL. CHIM. ACTA; ISSN 0003-2670; NLD; DA. 1982; VOL. 141; PP. 393-397; BIBL. 15 REF.Article

PLASMOTRON A ARC ET SON UTILISATION EN ANALYSE SPECTRALE D'EMISSIONKOROLEV VV; SHUVALOVA ME.1979; ZH. PRIKL. SPEKTROSK.; BYS; DA. 1979; VOL. 31; NO 4; PP. 585-591; ABS. ENG; BIBL. 11 REF.Article

FIXED TIME INTEGRATION-EMISSION SPECTROCHEMICAL ANALYSIS OF NICKEL-BASE ALLOYS AND HEAT RESISTING STEELS FOR MINOR AMOUNT OF ELEMENTSTAKAHASHI K; OKOCHI H; ITOH S et al.1982; J. JAP. INST. MET.; JPN; DA. 1982-04; VOL. 46; NO 4; PP. 394-400; BIBL. 9 REF.Article

MECHANICAL PROPERTIES OF PLATES OF 03CR21NI21MO4MNNB AND OF WELDED JOINTSPERFIL'EV AN; PRITYKINA LS; LOGVINOV VI et al.1979; HIM. NEFT. MASINOSTR.; ISSN 0023-1126; SUN; DA. 1979; NO 10; PP. 15-16; BIBL. 4 REF.Article

SPECTROCHEMICAL DETERMINATION OF TRACE ELEMENTS IN STAINLESS STEEL = DOSAGE SPECTROCHIMIQUE DE TRACES D'ELEMENTS DANS L'ACIER INOXYDABLEMURTY PS; KAIMAL R.1980; INDIAN J. PURE APPL. PHYS.; ISSN 0019-5596; IND; DA. 1980; VOL. 18; NO 11; PP. 895-898; BIBL. 14 REF.Article

X-RAY FLUORESCENCE ANALYSIS OF NIOBIUMCHACHARKAR MP; KUBANEK F.1980; RADIOCHEM. RADIOANAL. LETT.; ISSN 0079-9483; CHE; DA. 1980; VOL. 44; NO 6; PP. 391-402; BIBL. 12 REF.Article

ETUDE DES PROPRIETES ET DE LA POSSIBILITE D'UTILISER UNE FLAMME TOLUENE-MONOXYDE D'AZOTE EN SPECTROSCOPIE D'ABSORPTION ATOMIQUEGRACHEVA GP; MOROZOV VN; POPYALKOVSKAYA LK et al.1979; ZH. PRIKL. SPEKTROSK.; BYS; DA. 1979; VOL. 31; NO 2; PP. 211-214; ABS. ENG; BIBL. 7 REF.Article

UTILISATION DE L'ACIDE (METHYL-4 PHENYLAZO)-7 HYDROXY-8 QUINOLEINESULFONIQUE-5 COMME REACTIF POUR LE DOSAGE DU NIOBIUM(V), PAR SPECTROPHOTOMETRIESALAAM AAZMI A; SHIVAKHAR GS.1979; Z. ANAL. KHIM.; ISSN 0044-4502; SUN; DA. 1979; VOL. 34; NO 9; PP. 1858-1860; ABS. ENG; BIBL. 16 REF.Article

A VERSATILE, COMPACT SYSTEM FOR X-RAY FLUORESCENCE ANALYSISRICCI E; DUNN HW.1981; X-RAY SPECTROM.; ISSN 0049-8246; GBR; DA. 1981; VOL. 10; NO 1; PP. 12-16; BIBL. 6 REF.Article

ANALYSIS OF THE NB-GE CONTENT IN THIN FILMS BY QUANTITATIVE X-RAY FLUORESCENCEBERGEL L; CADIEU FJ.1980; X-RAY SPECTROM.; GBR; DA. 1980; VOL. 9; NO 1; PP. 19-24; BIBL. 5 REF.Article

DETERMINATION OF TRACE IMPURITIES IN ALKALI METALSSCHREINLECHNER I; SATTLER P; KOZUH J et al.1980; MIKROCHIM. ACTA; ISSN 0026-3672; USA; DA. 1980; VOL. 2; NO 5-6; PP. 423-433; ABS. GER; BIBL. 36 REF.Article

CONTRIBUTION DES TECHNIQUES D'EMISSION X A LA CARACTERISATION DES OXYDES ANODIQUES DE L'ALUMINIUM ET DU NIOBIUMBADOR RENE.1980; ; FRA; DA. 1980; 130 P.; 30 CM; BIBL. 125 REF.; TH.: SCI./LYON 1/1980/80Thesis

HYDROXAMIC ACIDS AND THEIR ANALYTICAL APPLICATIONSAGRAWAL YK.1980; REV. ANAL. CHEM.; ISSN 0048-752X; ISR; DA. 1980; VOL. 5; NO 1-2; PP. 3-28; BIBL. 116 REF.Article

ANWENDUNG KURZLEBIGER NUKLIDE BEI DER ZERSTOERUNGSFREIEN NEUTRONENAKTIVIERUNGSANALYSE IN SONDERWERKSTOFFEN = THE USE OF SHORT-LIVED NUCLIDES FOR NONDESTRUCTIVE NEUTRON ACTIVATION ANALYSIS OF SPECIAL MATERIALS = UTILISATION DE NUCLEIDES A VIE COURTE DANS L'ANALYSE NON DESTRUCTIVE PAR ACTIVATION DE NEUTRONS DE DIVERS MATERIAUXHERRMANN U; GOERNER W.1980; ISOTOPENPRAXIS; DDR; DA. 1980; NO 5; PP. 174-175; ABS. ENG/RUS; BIBL. 2 REF.Article