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Theo Kloprogge

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TOP 3
Hongping He; Qin Zhou; Ray L Frost; Barry J Wood; Loc V Duong; J Theo Kloprogge
A X-ray photoelectron spectroscopy study of HDTMAB distribution within organoclays.
Onuma Carmody; Ray L Frost; János Kristóf; Serge Kokot; J Theo Kloprogge; Eva Makó
Modification of kaolinite surfaces through mechanochemical activation with quartz: A diffuse reflectance infrared fourier transform and chemometrics study.
J Theo Kloprogge; Loc V Duong; Matt L Weier; Wayde Martens
Nondestructive identification of arsenic and cobalt minerals from Cobalt city, Ontario, Canada: arsenolite, erythrite, and spherocobaltite on pararammelsbergite.

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2007: Hongping He; Qin Zhou; Ray L Frost; Barry J Wood; Loc V Duong; J Theo Kloprogge
A X-ray photoelectron spectroscopy study of HDTMAB distribution within organoclays.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy 2007;66(4-5):1180-8.
2006: Onuma Carmody; Ray L Frost; János Kristóf; Serge Kokot; J Theo Kloprogge; Eva Makó
Modification of kaolinite surfaces through mechanochemical activation with quartz: A diffuse reflectance infrared fourier transform and chemometrics study.
Applied spectroscopy 2006;60(12):1414-22.
2006: J Theo Kloprogge; Loc V Duong; Matt L Weier; Wayde Martens
Nondestructive identification of arsenic and cobalt minerals from Cobalt city, Ontario, Canada: arsenolite, erythrite, and spherocobaltite on pararammelsbergite.
Applied spectroscopy 2006;60(11):1293-6.
2006: Ray L Frost; Jirí Cejka; Matt L Weier; Wayde Martens; J Theo Kloprogge
A Raman and infrared spectroscopic study of the uranyl silicates--weeksite, soddyite and haiweeite.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy 2006;64(2):308-15.
2006: Moses O Adebajo; Ray L Frost; J Theo Kloprogge; Serge Kokot
Raman spectroscopic investigation of acetylation of raw cotton.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy 2006;64(2):448-53.
2006: J Theo Kloprogge; Emir Mahmutagic; Ray L Frost
Mid-infrared and infrared emission spectroscopy of Cu-exchanged montmorillonite.
Journal of colloid and interface science 2006;296(2):640-6.
2006: J Theo Kloprogge; Loc V Duong; Barry J Wood; Ray L Frost
XPS study of the major minerals in bauxite: gibbsite, bayerite and (pseudo-)boehmite.
Journal of colloid and interface science 2006;296(2):572-6.
2005: Ray L Frost; Matt L Weier; J Theo Kloprogge; Fernando Rull; Jesus Martinez-Frias
Raman spectroscopy of halotrichite from Jaroso, Spain.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy 2005;62(1-3):176-80.
2005: Stuart J Mills; Ray L Frost; J Theo Kloprogge; Matt L Weier
Raman spectroscopy of the mineral rhodonite.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy 2005;62(1-3):171-5.
2005: Onuma Carmody; János Kristóf; Ray L Frost; Eva Makó; J Theo Kloprogge; Serge Kokot
A spectroscopic study of mechanochemically activated kaolinite with the aid of chemometrics.
Journal of colloid and interface science 2005;287(1):43-56.
2004: Ray L Frost; Wayde Martens; J Theo Kloprogge
Synthetic deuterated erythrite--a vibrational spectroscopic study.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy 2004;60(1-2):343-9.
2003: Ray L Frost; J Theo Kloprogge
Raman spectroscopy of some complex arsenate minerals-implications for soil remediation.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy 2003;59(12):2797-804.
2003: Ray L Frost; Wayde Martens; J Theo Kloprogge; Zhe Ding
Raman spectroscopy of selected lead minerals of environmental significance.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy 2003;59(12):2705-11.
2003: Ray L Frost; Zhe Ding; Wayde Martens; Therese E Johnson; J Theo Kloprogge
Molecular assembly in synthesised hydrotalcites of formula Cu(x)Zn(6 - x)Al2(OH)16(CO3) x 4H2O--a vibrational spectroscopic study.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy 2003;59(2):321-8.
2003: Ray L Frost; Wayde Martens; Zhe Ding; J Theo Kloprogge; Therese E Johnson
The role of water in synthesised hydrotalcites of formula Mg(x)Zn(6 - x)Cr2(OH)16(CO3) x 4H2O and Ni(x)Co(6 - x)Cr2(OH)16(CO3) x 4H2O--an infrared spectroscopic study.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy 2003;59(2):291-302.
2002: Ray L Frost; Eva Makó; János Kristóf; J Theo Kloprogge
Modification of kaolinite surfaces through mechanochemical treatment--a mid-IR and near-IR spectroscopic study.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy 2002;58(13):2849-59.
2002: Ray L Frost; János Kristof; Erzsébet Horvath; Wayde Martens; J Theo Kloprogge
Complexity of intercalation of hydrazine into kaolinite--a controlled rate thermal analysis and DRIFT spectroscopic study.
Journal of colloid and interface science 2002;251(2):350-9.
2002: Ray L Frost; J Theo Kloprogge; Zhe Ding
The Garfield and Uley nontronites--an infrared spectroscopic comparison.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy 2002;58(9):1881-94.
2002: Ray L Frost; J Theo Kloprogge; Zhe Ding
Near-infrared spectroscopic study of nontronites and ferruginous smectite.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy 2002;58(8):1657-68.
2002: Luiz F C de Oliveira; Howell G M Edwards; Ray L Frost; J Theo Kloprogge; Paul S Middleton
Caput mortuum: spectroscopic and structural studies of an ancient pigment.
The Analyst 2002;127(4):536-41.
2002: HD Ruan; Ray L Frost; J Theo Kloprogge; Loc V Duong
Infrared spectroscopy of goethite dehydroxylation: III. FT-IR microscopy of in situ study of the thermal transformation of goethite to hematite.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy 2002;58(5):967-81.
2002: Wayde Martens; J Theo Kloprogge; Ray L Frost; John R Bartlett
A crystallite packing model for pseudoboehmite formed during the hydrolysis of trisecbutoxyaluminium to explain the peptizability.
Journal of colloid and interface science 2002;247(1):132-7.
2002: Ray L Frost; János Kristof; J Theo Kloprogge; Erzsébet Horvath
Deintercalation of hydrazine-intercalated kaolinite in dry and moist air.
Journal of colloid and interface science 2002;246(1):164-74.
2002: HD Ruan; Ray L Frost; J Theo Kloprogge; Loc V Duong
Infrared spectroscopy of goethite dehydroxylation. II. Effect of aluminium substitution on the behaviour of hydroxyl units.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy 2002;58(3):479-91.
2002: HD Ruan; Ray L Frost; J Theo Kloprogge; Loc V Duong
Far-infrared spectroscopy of alumina phases.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy 2002;58(2):265-72.
2001: HD Ruan; Ray L Frost; J Theo Kloprogge
The behavior of hydroxyl units of synthetic goethite and its dehydroxylated product hematite.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy 2001;57(13):2575-86.
2001: Ray L Frost; János Kristof; J M Schmidt; J Theo Kloprogge
Raman spectroscopy of potassium acetate-intercalated kaolinites at liquid nitrogen temperature.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy 2001;57(3):603-9.
2001: Ray L Frost; J Theo Kloprogge
Towards a single crystal Raman spectrum of kaolinite at 77 K.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy 2001;57(1):163-75.
2000: J Theo Kloprogge; H Ruan; Ray L Frost
Near-infrared spectroscopic study of [AlO4Al12(OH)23(H2O)12]7+-O-Si(OH)3 nitrate crystals formed by forced hydrolysis of Al3+ in the presence of TEOS.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy 2000;56A(12):2405-11.
2000: Ray L Frost; J Theo Kloprogge
Vibrational spectroscopy of ferruginous smectite and nontronite.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy 2000;56A(11):2177-89.
2000: Ray L Frost; János Kristof; Erzsébet Horvath; J Theo Kloprogge
Effect of water on the formamide-intercalation of kaolinite.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy 2000;56A(9):1711-29.
2000: Ray L Frost; János Kristof; Llewellyn Rintoul; J Theo Kloprogge
Raman spectroscopy of urea and urea-intercalated kaolinites at 77 K.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy 2000;56A(9):1681-91.
2000: Ray L Frost; János Kristof; Erzsébet Horvath; J Theo Kloprogge
Vibrational spectroscopy of formamide-intercalated kaolinites.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy 2000;56(6):1191-204.
2000: Ray L Frost; J Theo Kloprogge
Raman spectroscopy of nacrite single crystals at 298 and 77 K.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy 2000;56(5):931-9.
2000: J Theo Kloprogge; Ray L Frost
Raman microscopic study at 300 and 77 K of some pegmatite minerals from the Iveland-Evje area, Aust-Agder, Southern Norway.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy 2000;56(3):501-13.