| nr |
titel |
auteur |
tijdschrift |
jaar |
jaarg. |
afl. |
pagina('s) |
type |
| 1 |
A calcareous clay from Tamesloht (Al Haouz, Morocco): Properties and thermal transformations
|
Hajjaji, M.
|
|
2011
|
67-68 |
4 |
p. 507-510
4 p.
|
artikel
|
| 2 |
Acid activation and bleaching capacity of bentonites from the islands of Milos and Chios, Aegean, Greece
|
Christidis, G.E.
|
|
1997
|
67-68 |
4 |
p. 329-347
19 p.
|
artikel
|
| 3 |
Address to the opening of the exhibition “clay and man — clays in services of man”
|
Kühnel, R.A.
|
|
1995
|
67-68 |
4 |
p. 271-273
|
artikel
|
| 4 |
Adsoption of two vaccine-related proteins to montmorillonite and organo-montmorillonite
|
Rytwo, Giora
|
|
2010
|
67-68 |
4 |
p. 569-575
7 p.
|
artikel
|
| 5 |
Adsorption equilibria between dye and surfactant in single and binary systems onto geological materials
|
Atun, G.
|
|
2009
|
67-68 |
4 |
p. 254-261
8 p.
|
artikel
|
| 6 |
Adsorption of anionic dyes on poly(epicholorohydrin dimethylamine) modified bentonite in single and mixed dye solutions
|
Kang, Qi
|
|
2009
|
67-68 |
4 |
p. 280-287
8 p.
|
artikel
|
| 7 |
Adsorption of cadmium and copper by modified kaolinites
|
Suraj, G.
|
|
1998
|
67-68 |
4 |
p. 293-306
14 p.
|
artikel
|
| 8 |
Adsorption of copper and zinc ions on illite: Determination of the optimal conditions by the statistical design of experiments
|
Turan, N. Gamze
|
|
2011
|
67-68 |
4 |
p. 392-399
8 p.
|
artikel
|
| 9 |
Adsorption of copper ions on two clays from Tunisia: pH and temperature effects
|
Eloussaief, Mabrouk
|
|
2009
|
67-68 |
4 |
p. 409-413
5 p.
|
artikel
|
| 10 |
Adsorption of methylene blue and zinc ions on raw and acid-activated bentonite from Morocco
|
Hajjaji, M.
|
|
2009
|
67-68 |
4 |
p. 418-421
4 p.
|
artikel
|
| 11 |
Adsorption of methylene blue from aqueous solution on pyrophyllite
|
Sheng, Jiawei
|
|
2009
|
67-68 |
4 |
p. 422-424
3 p.
|
artikel
|
| 12 |
Adsorption of reactive dyes from aqueous solution by silylated palygorskite
|
Xue, Ailian
|
|
2010
|
67-68 |
4 |
p. 638-640
3 p.
|
artikel
|
| 13 |
Adsorption of tannic acid on chitosan-montmorillonite as a function of pH and surface charge properties
|
An, Jong-Hyok
|
|
2007
|
67-68 |
4 |
p. 256-264
9 p.
|
artikel
|
| 14 |
A fabric classification of argillaceous rocks, sediments, soils
|
Sokolov, V.N.
|
|
1990
|
67-68 |
4 |
p. 353-360
8 p.
|
artikel
|
| 15 |
A microporosity study of Villamayor Sandstone (Salamanca, Spain)
|
Arco, Margarita Del
|
|
1987
|
67-68 |
4 |
p. 375-383
9 p.
|
artikel
|
| 16 |
Analysis of tetramethylammonium–montmorillonite and retention of toluene from aqueous solution
|
Vidal, N.C.
|
|
2009
|
67-68 |
4 |
p. 227-231
5 p.
|
artikel
|
| 17 |
An investigation on the strength anisotropy of compacted clays
|
Rowshanzamir, M.A.
|
|
2010
|
67-68 |
4 |
p. 520-524
5 p.
|
artikel
|
| 18 |
Announcement
|
|
|
1994
|
67-68 |
4 |
p. 319-
1 p.
|
artikel
|
| 19 |
Announcement
|
|
|
1992
|
67-68 |
4 |
p. 343-
1 p.
|
artikel
|
| 20 |
Announcement
|
|
|
1988
|
67-68 |
4 |
p. 361-362
2 p.
|
artikel
|
| 21 |
Announcement
|
|
|
1987
|
67-68 |
4 |
p. 385-
1 p.
|
artikel
|
| 22 |
A novel approach for preparing exfoliated UV-cured polymer/LDH nanocomposites via pre-exfoliated organic LDH
|
Yuan, Yan
|
|
2011
|
67-68 |
4 |
p. 608-614
7 p.
|
artikel
|
| 23 |
A novel electroosmotic chemical treatment technique for soil improvement
|
Chien, Shao-Chi
|
|
2010
|
67-68 |
4 |
p. 481-492
12 p.
|
artikel
|
| 24 |
A novel lanthanum-modified bentonite, Phoslock, for phosphate removal from wastewaters
|
Haghseresht, F.
|
|
2009
|
67-68 |
4 |
p. 369-375
7 p.
|
artikel
|
| 25 |
Antibacterial and bactericidal activity of nitric oxide-releasing natural zeolite
|
Narin, Güler
|
|
2010
|
67-68 |
4 |
p. 560-568
9 p.
|
artikel
|
| 26 |
Antimicrobial activity of delaminated aminopropyl functionalized magnesium phyllosilicates
|
Chandrasekaran, Gayathri
|
|
2011
|
67-68 |
4 |
p. 729-736
8 p.
|
artikel
|
| 27 |
Antimicrobial and antifungal agents derived from clay minerals (III): control of antimicrobial and antifungal activities of Ag+-exchanged montmorillonite by intercalation of polyacrylonitrile
|
Ōya, Asao
|
|
1992
|
67-68 |
4 |
p. 311-318
8 p.
|
artikel
|
| 28 |
Antimicrobial and antifungal agents derived from clay minerals (II): properties of montmorillonite supported by silver chelates of 1,10-phenanthroline and 2,2′-dipyridyl
|
Ohashi, Fumihiko
|
|
1992
|
67-68 |
4 |
p. 301-310
10 p.
|
artikel
|
| 29 |
Application of expanded graphite/attapulgite composite materials as electrode for treatment of textile wastewater
|
Kong, Yong
|
|
2009
|
67-68 |
4 |
p. 358-362
5 p.
|
artikel
|
| 30 |
Application of piezometer probes to determine engineering properties and geological processes in marine sediments
|
Bennett, R.H.
|
|
1989
|
67-68 |
4 |
p. 337-355
19 p.
|
artikel
|
| 31 |
Aqueous interfacial chemistry of kaolinite for the removal of Cu(II) in the presence of birnessite: Kinetic and spectroscopic studies
|
Arai, Yuji
|
|
2011
|
67-68 |
4 |
p. 572-580
9 p.
|
artikel
|
| 32 |
A scanning electron microscopy image processing method for quantifying fabric orientation of clay geomaterials
|
Martı́nez-Nistal, A.
|
|
1999
|
67-68 |
4 |
p. 235-243
9 p.
|
artikel
|
| 33 |
Aspartic acid interaction with Ca-montmorillonite: adsorption, desorption and thermal stability
|
Naidja, A.
|
|
1994
|
67-68 |
4 |
p. 265-281
17 p.
|
artikel
|
| 34 |
Asphaltene adsorption on clay
|
Dean, Kim Renea
|
|
1986
|
67-68 |
4 |
p. 313-319
7 p.
|
artikel
|
| 35 |
Author-reviewer-editor: A happy triangle?
|
Kühnel, Radko
|
|
1997
|
67-68 |
4 |
p. 293-294
2 p.
|
artikel
|
| 36 |
Bacteria-induced crystallization of kaolinite
|
Fiore, Saverio
|
|
2011
|
67-68 |
4 |
p. 566-571
6 p.
|
artikel
|
| 37 |
Bentonites impregnated with TiO2 for photodegradation of methylene blue
|
Rossetto, Enéderson
|
|
2010
|
67-68 |
4 |
p. 602-606
5 p.
|
artikel
|
| 38 |
Book review
|
|
|
1998
|
67-68 |
4 |
p. 307-309
3 p.
|
artikel
|
| 39 |
Caractéristiques des argiles hydrothermales de la Martinique — Petites Antilles Françaises
|
Pons, Jean-Claude
|
|
1989
|
67-68 |
4 |
p. 307-325
19 p.
|
artikel
|
| 40 |
Carvedilol/montmorillonite: Processing, characterization and release studies
|
Lakshmi, Madurai Suguna
|
|
2010
|
67-68 |
4 |
p. 589-593
5 p.
|
artikel
|
| 41 |
Catalytic deposition of nanocarbon onto palygorskite and its adsorption of phenol
|
Wu, Xueping
|
|
2011
|
67-68 |
4 |
p. 400-406
7 p.
|
artikel
|
| 42 |
Cation-exchange selectivity in Na+ - and in H+ - phillipsite
|
García Hernández, J.E.
|
|
1994
|
67-68 |
4 |
p. 239-249
11 p.
|
artikel
|
| 43 |
Changes of organo-montmorillonite by ball-milling in water and kerosene
|
Lee, Yu-Chen
|
|
2007
|
67-68 |
4 |
p. 265-270
6 p.
|
artikel
|
| 44 |
Characterization and boron adsorption capacity of vermiculite modified by thermal shock or H2O2 reaction and/or sonication
|
Kehal, Mohamed
|
|
2010
|
67-68 |
4 |
p. 561-568
8 p.
|
artikel
|
| 45 |
Characterization of systematically selected organo-montmorillonites for polymer nanocomposites
|
Jankovič, Ľuboš
|
|
2011
|
67-68 |
4 |
p. 438-444
7 p.
|
artikel
|
| 46 |
Characterization of waste clay from the Sardes (Salihli) placer gold mine and its utilization in floor-tile manufacture
|
Özkan, İlker
|
|
2010
|
67-68 |
4 |
p. 420-425
6 p.
|
artikel
|
| 47 |
Chemical composition and interlayer arrangement of polytype 3R2 Mg–Al layered double hydroxides
|
Budhysutanto, W.N.
|
|
2011
|
67-68 |
4 |
p. 374-380
7 p.
|
artikel
|
| 48 |
Clay and man: clay raw materials in the service of man
|
Konta, Jiří
|
|
1995
|
67-68 |
4 |
p. 275-335
|
artikel
|
| 49 |
Clay–iron oxide magnetic composites for the adsorption of contaminants in water
|
Oliveira, Luiz C.A
|
|
2003
|
67-68 |
4 |
p. 169-177
9 p.
|
artikel
|
| 50 |
Clay mineral-enhanced bioremediation of marine oil pollution
|
Warr, Laurence N.
|
|
2009
|
67-68 |
4 |
p. 337-345
9 p.
|
artikel
|
| 51 |
Clay mineralogy: Spectroscopy and chemical determinative methods
|
Childs, C.W.
|
|
1994
|
67-68 |
4 |
p. 317-318
2 p.
|
artikel
|
| 52 |
Clay minerals in animal nutrition
|
Slamova, R.
|
|
2011
|
67-68 |
4 |
p. 395-398
4 p.
|
artikel
|
| 53 |
Clay minerals used in sanitary landfills for the retention of organic and inorganic pollutants
|
Koutsopoulou, Eleni
|
|
2010
|
67-68 |
4 |
p. 372-382
11 p.
|
artikel
|
| 54 |
Clays and catalysis: a promising future
|
Vaccari, A.
|
|
1999
|
67-68 |
4 |
p. 161-198
38 p.
|
artikel
|
| 55 |
Clinoptilolite removal of ammonia from simulated and natural catfish pond waters
|
Williford Jr., Clint W.
|
|
1992
|
67-68 |
4 |
p. 277-291
15 p.
|
artikel
|
| 56 |
Coagulation of oil in water using sawdust, bentonite and calcium hydroxide to form floating sheets
|
Fu, Yong
|
|
2011
|
67-68 |
4 |
p. 634-641
8 p.
|
artikel
|
| 57 |
Comment on “Elastic modulus and hardness of muscovite and rectorite determined by nanoindentation” by G. Zhang, Z. Wei and R.E. Ferrell [Applied Clay Science 43 (2009) 271-281]
|
Bobko, Christopher P.
|
|
2009
|
67-68 |
4 |
p. 425-428
4 p.
|
artikel
|
| 58 |
Comparative study of water-based and acid-based sonications on structural changes of talc
|
Jamil, Noorina Hidayu
|
|
2011
|
67-68 |
4 |
p. 399-406
8 p.
|
artikel
|
| 59 |
Composites of TiO2-aluminum pillared montmorillonite: Synthesis, characterization and photocatalytic degradation of methylene blue
|
Fatimah, Is
|
|
2010
|
67-68 |
4 |
p. 588-593
6 p.
|
artikel
|
| 60 |
Contents
|
|
|
2010
|
67-68 |
4 |
p. v-
1 p.
|
artikel
|
| 61 |
Contents vol. 1. 1986
|
|
|
1986
|
67-68 |
4 |
p. 411-412
2 p.
|
artikel
|
| 62 |
Contents vol. 3, 1988
|
|
|
1988
|
67-68 |
4 |
p. 363-364
2 p.
|
artikel
|
| 63 |
Contents volume 2, 1987
|
|
|
1987
|
67-68 |
4 |
p. 387-388
2 p.
|
artikel
|
| 64 |
Controlled release of nitrate from hydrotalcite modified formulations
|
Ureña-Amate, María Dolores
|
|
2011
|
67-68 |
4 |
p. 368-373
6 p.
|
artikel
|
| 65 |
Cyclic swelling of clays
|
Osipov, V.I.
|
|
1987
|
67-68 |
4 |
p. 363-374
12 p.
|
artikel
|
| 66 |
Decomposition rate of Na-montmorillonite in aqueous suspension
|
Aringhieri, Roberto
|
|
2010
|
67-68 |
4 |
p. 359-362
4 p.
|
artikel
|
| 67 |
Determining the size distribution-defined aspect ratio of rod-like particles
|
Gantenbein, Daniel
|
|
2011
|
67-68 |
4 |
p. 538-543
6 p.
|
artikel
|
| 68 |
Detoxification of olive mill wastewaters by zinc–aluminium layered double hydroxides
|
De Martino, Antonio
|
|
2011
|
67-68 |
4 |
p. 737-744
8 p.
|
artikel
|
| 69 |
Dispersion and flocculation of clays in unconsolidated sandstone reservoirs subjected to percolation with NaCl and CaCl2 solutions at different temperatures
|
Baudracco, Joseph
|
|
1988
|
67-68 |
4 |
p. 347-360
14 p.
|
artikel
|
| 70 |
DNA adsorption on synthetic and natural allophanes
|
Saeki, Kazutoshi
|
|
2010
|
67-68 |
4 |
p. 493-497
5 p.
|
artikel
|
| 71 |
Double layers in pyrometamorphosed bentonite: index properties and complex permittivity
|
Zerwer, A.
|
|
1994
|
67-68 |
4 |
p. 283-291
9 p.
|
artikel
|
| 72 |
Editorial Board
|
|
|
2010
|
67-68 |
4 |
p. IFC-
1 p.
|
artikel
|
| 73 |
Editorial Board
|
|
|
2010
|
67-68 |
4 |
p. IFC-
1 p.
|
artikel
|
| 74 |
Editorial Board
|
|
|
2010
|
67-68 |
4 |
p. IFC-
1 p.
|
artikel
|
| 75 |
Editorial Board
|
|
|
2009
|
67-68 |
4 |
p. IFC-
1 p.
|
artikel
|
| 76 |
Editorial Board
|
|
|
2003
|
67-68 |
4 |
p. IFC-
1 p.
|
artikel
|
| 77 |
Editorial Board
|
|
|
2007
|
67-68 |
4 |
p. IFC-
1 p.
|
artikel
|
| 78 |
Editorial Board
|
|
|
2011
|
67-68 |
4 |
p. IFC-
1 p.
|
artikel
|
| 79 |
Editorial Board
|
|
|
2011
|
67-68 |
4 |
p. IFC-
1 p.
|
artikel
|
| 80 |
Effect of cyclic wetting and drying on swelling behavior of polymer-stabilized expansive clays
|
Yazdandoust, Fateme
|
|
2010
|
67-68 |
4 |
p. 461-468
8 p.
|
artikel
|
| 81 |
Effect of dry grinding and leaching on polytypic structure of pyrophyllite
|
Wiewióra, A.
|
|
1993
|
67-68 |
4 |
p. 261-282
22 p.
|
artikel
|
| 82 |
Effect of exchangeable cation on water diffusion in kaolinite
|
Pavlović, Lj.
|
|
1992
|
67-68 |
4 |
p. 313-322
10 p.
|
artikel
|
| 83 |
Effect of heating of organo-montmorillonites under different atmospheres
|
Scaffaro, R.
|
|
2009
|
67-68 |
4 |
p. 185-193
9 p.
|
artikel
|
| 84 |
Effect of organic fluids on the geotechnical behavior of a highly plastic clayey soil
|
Olgun, Murat
|
|
2010
|
67-68 |
4 |
p. 615-621
7 p.
|
artikel
|
| 85 |
Effect of surfactant concentration on the stacking modes of organo-silylated layered double hydroxides
|
Tao, Qi
|
|
2009
|
67-68 |
4 |
p. 262-269
8 p.
|
artikel
|
| 86 |
Effects of hydrotalcite-like nanostructured compounds on biopharmaceutical properties and release of BCS class II drugs: The case of flurbiprofen
|
Perioli, Luana
|
|
2011
|
67-68 |
4 |
p. 407-413
7 p.
|
artikel
|
| 87 |
Evaluation of heat treated clay for potential use in intervention mortars
|
Budak, Meral
|
|
2010
|
67-68 |
4 |
p. 414-419
6 p.
|
artikel
|
| 88 |
Expansive soil in Al-Madinah, Saudi Arabia
|
Okasha, Taha M.
|
|
1992
|
67-68 |
4 |
p. 271-289
19 p.
|
artikel
|
| 89 |
Experimental study on ethanol/bentonite slurry injection into synthetic rock fractures: Application to seepage control
|
Chegbeleh, Larry Pax
|
|
2009
|
67-68 |
4 |
p. 232-238
7 p.
|
artikel
|
| 90 |
Factors influencing the synthesis of tunable clay–polymer nanocomposites using bentonite and polyacrylamide
|
Kim, Sungho
|
|
2011
|
67-68 |
4 |
p. 491-498
8 p.
|
artikel
|
| 91 |
Firing transformations and properties of tiles from a clay from Burkina Faso
|
Seynou, Mohamed
|
|
2011
|
67-68 |
4 |
p. 499-502
4 p.
|
artikel
|
| 92 |
Firing transformations of cretaceous clays used in the manufacturing of ceramic tiles
|
Jordán, M.M
|
|
1999
|
67-68 |
4 |
p. 225-234
10 p.
|
artikel
|
| 93 |
Firing transformations of mixtures of clays containing illite, kaolinite and calcium carbonate used by ornamental tile industries
|
González-García, F.
|
|
1990
|
67-68 |
4 |
p. 361-375
15 p.
|
artikel
|
| 94 |
Flocculation behaviour of kaolinitic clay suspension using oxidized cassava starch
|
Orumwense, F.F.O.
|
|
1990
|
67-68 |
4 |
p. 295-306
12 p.
|
artikel
|
| 95 |
Flow characteristic of dilute Na montmorillonite suspension
|
Nakaishi, Katsuya
|
|
1997
|
67-68 |
4 |
p. 377-386
10 p.
|
artikel
|
| 96 |
Fluoride removal from water by adsorption on china clay
|
Chaturvedi, A.K.
|
|
1988
|
67-68 |
4 |
p. 337-346
10 p.
|
artikel
|
| 97 |
Formation of clay minerals by mechanochemical reactions during grinding of basalt under water
|
Kühnel, R.A.
|
|
1989
|
67-68 |
4 |
p. 295-305
11 p.
|
artikel
|
| 98 |
Fourth Mediterranean Clay Meeting
|
Türkmenoğlu, Asuman Günal
|
|
2010
|
67-68 |
4 |
p. 347-
1 p.
|
artikel
|
| 99 |
Functionalization of Cloisite 30B with fluorescent dyes
|
Esposito, A.
|
|
2010
|
67-68 |
4 |
p. 525-532
8 p.
|
artikel
|
| 100 |
Gelation of water–bentonite suspensions at high temperatures and rheological control with lignite addition
|
Kelessidis, Vassilios C.
|
|
2007
|
67-68 |
4 |
p. 221-231
11 p.
|
artikel
|
| 101 |
Geotechnical characterization and performance assessment of bentonite/sand mixtures for underground waste repository sealing
|
Akgün, Haluk
|
|
2010
|
67-68 |
4 |
p. 394-399
6 p.
|
artikel
|
| 102 |
Hematite and iron carbonate precipitation-coexistence at the iron–montmorillonite–salt solution–CO2 interfaces under high gas pressure at 150°C
|
Montes-Hernandez, G.
|
|
2009
|
67-68 |
4 |
p. 194-200
7 p.
|
artikel
|
| 103 |
High-temperature X-ray powder diffraction as a tool for characterization of smectites, layered double hydroxides, and their intercalates with porphyrins
|
Píšková, Anna
|
|
2010
|
67-68 |
4 |
p. 363-371
9 p.
|
artikel
|
| 104 |
Hydrodechlorination of 4-chlorophenol in aqueous phase with Pt–Al pillared clays using formic acid as hydrogen source
|
Molina, C.B.
|
|
2009
|
67-68 |
4 |
p. 206-212
7 p.
|
artikel
|
| 105 |
Identification of Na-smectite hydration by use of “humid cell” high voltage microscopy
|
Pusch, Roland
|
|
1987
|
67-68 |
4 |
p. 343-352
10 p.
|
artikel
|
| 106 |
Impact of wetting–drying cycles on swelling behavior of clayey soils modified by silica fume
|
Kalkan, Ekrem
|
|
2011
|
67-68 |
4 |
p. 345-352
8 p.
|
artikel
|
| 107 |
Improved gravitational grain size separation method
|
Salemi, Enzo
|
|
2010
|
67-68 |
4 |
p. 612-614
3 p.
|
artikel
|
| 108 |
Improved mechanical and swelling behavior of the composite hydrogels prepared by ionic monomer and acid-activated Laponite
|
Li, Peng
|
|
2009
|
67-68 |
4 |
p. 414-417
4 p.
|
artikel
|
| 109 |
Influence of clay minerals on the Bacillus halophilus Y38 activity under anaerobic condition
|
Zhou, Yong
|
|
2010
|
67-68 |
4 |
p. 533-537
5 p.
|
artikel
|
| 110 |
Influence of ethanol addition on the modification of montmorillonite by hexadecyl trimethylammonium bromide
|
Feng, Xiyan
|
|
2009
|
67-68 |
4 |
p. 239-243
5 p.
|
artikel
|
| 111 |
Influence of glass frits on working properties of kaolins
|
Akomolafe, I.I.
|
|
2011
|
67-68 |
4 |
p. 428-431
4 p.
|
artikel
|
| 112 |
Influence of microstructure on firing colour of clays
|
Stępkowska, Ewa T.
|
|
1992
|
67-68 |
4 |
p. 319-342
24 p.
|
artikel
|
| 113 |
Influence of organic acids, complexing agents and heavy metals on the bioleaching of iron from kaolin using Fe(III)-reducing bacteria
|
He, Qiu-xiang
|
|
2011
|
67-68 |
4 |
p. 478-483
6 p.
|
artikel
|
| 114 |
Influence of particle size and clay organization on hydraulic conductivity and moisture retention of clays from saline soils
|
Daoud, Y.
|
|
1992
|
67-68 |
4 |
p. 293-299
7 p.
|
artikel
|
| 115 |
Influence of processing conditions on the optical and crystallographic properties of injection molded polyamide-6 and polyamide-6/montmorillonite nanocomposites
|
Yebra-Rodriguez, Africa
|
|
2011
|
67-68 |
4 |
p. 414-418
5 p.
|
artikel
|
| 116 |
Influence of rotation cropping and sugarcane production on the clay mineral assemblage
|
Chorom, Mostafa
|
|
2009
|
67-68 |
4 |
p. 385-395
11 p.
|
artikel
|
| 117 |
Influence of sodium silicate on the rheological behaviour of clay suspensions—Application of the ternary Bingham model
|
Garrido, L.
|
|
1988
|
67-68 |
4 |
p. 323-335
13 p.
|
artikel
|
| 118 |
Influences of thermal pretreatment temperature and solvent on the organosilane modification of Al13-intercalated/Al-pillared montmorillonite
|
Qin, Zonghua
|
|
2010
|
67-68 |
4 |
p. 546-553
8 p.
|
artikel
|
| 119 |
Influencing factors on kaolinite–potassium acetate intercalation complexes
|
Cheng, Hongfei
|
|
2010
|
67-68 |
4 |
p. 476-480
5 p.
|
artikel
|
| 120 |
In memoriam Dr. H.W. van der Marel 1904–1986
|
Kühnel, R.A.
|
|
1986
|
67-68 |
4 |
p. 409-410
2 p.
|
artikel
|
| 121 |
Interactions of Carbaryl with homoionic montmorillonite
|
Fusi, P.
|
|
1986
|
67-68 |
4 |
p. 375-383
9 p.
|
artikel
|
| 122 |
Intercalation of a cationic azobenzene into montmorillonite
|
Ogawa, Makoto
|
|
2003
|
67-68 |
4 |
p. 179-185
7 p.
|
artikel
|
| 123 |
Intercalation of perfluorobutane sulfonate into layered double hydroxides
|
Zhang, Lixia
|
|
2010
|
67-68 |
4 |
p. 641-645
5 p.
|
artikel
|
| 124 |
Investigation of the sintering mechanisms of kaolin–muscovite
|
Lecomte-Nana, G.L.
|
|
2011
|
67-68 |
4 |
p. 445-451
7 p.
|
artikel
|
| 125 |
Is the Pharmacopoeia test a good estimator of the organic impurities in kaolin?
|
Gámiz, E.
|
|
2011
|
67-68 |
4 |
p. 431-437
7 p.
|
artikel
|
| 126 |
Large surface area mesoporous Al2O3 from kaolin: Methodology and characterization
|
Liu, Mingzhu
|
|
2010
|
67-68 |
4 |
p. 554-559
6 p.
|
artikel
|
| 127 |
LDH modified electrode for sensitive and facile determination of iodate
|
Li, Maoguo
|
|
2009
|
67-68 |
4 |
p. 396-400
5 p.
|
artikel
|
| 128 |
Leaching kinetics of iron from low grade kaolin by oxalic acid solutions
|
Martínez-Luévanos, A.
|
|
2011
|
67-68 |
4 |
p. 473-477
5 p.
|
artikel
|
| 129 |
Low-frequency Raman spectra of kaolinite/alkali halide complexes
|
Michaelian, K.H
|
|
1998
|
67-68 |
4 |
p. 233-243
11 p.
|
artikel
|
| 130 |
Low temperature synthesis of zeolite N from kaolinites and montmorillonites
|
Mackinnon, Ian D.R.
|
|
2010
|
67-68 |
4 |
p. 622-630
9 p.
|
artikel
|
| 131 |
Making building products by extrusion and cement stabilization: limits of the process with montmorillonite clay
|
Temimi, M
|
|
1998
|
67-68 |
4 |
p. 245-253
9 p.
|
artikel
|
| 132 |
Measurements of the thermal conductivity of clay-sand and clay-graphite mixtures used as engineered barriers for high-level radioactive waste disposal
|
Beziat, A.
|
|
1992
|
67-68 |
4 |
p. 245-263
19 p.
|
artikel
|
| 133 |
Mechanism of traditional Bogolan dyeing technique with clay on cotton fabric
|
Blanchart, P.
|
|
2010
|
67-68 |
4 |
p. 455-460
6 p.
|
artikel
|
| 134 |
Microscopic-photometric measurement of polymodal clay orientation using circular-polarized light and interference colours
|
Jim, C.Y.
|
|
1988
|
67-68 |
4 |
p. 307-321
15 p.
|
artikel
|
| 135 |
Mineral and chemical composition of kaolins from Milos Island, Greece — procedure of kaolinite enrichment
|
Kelepertsis, A.
|
|
1990
|
67-68 |
4 |
p. 277-293
17 p.
|
artikel
|
| 136 |
Mineralogical and industrial characterization of the Batn El-Ghoul clay deposits, southern Jordan
|
Khoury, Hani N.
|
|
1986
|
67-68 |
4 |
p. 321-331
11 p.
|
artikel
|
| 137 |
Mineralogical and morphological changes of calcined paper sludge at different temperatures and retention in furnace
|
Vigil de la Villa, Raquel
|
|
2007
|
67-68 |
4 |
p. 279-286
8 p.
|
artikel
|
| 138 |
Mineralogical characterization of the fine fraction (<2µm) of degraded volcanic soils and tepetates in Mexico
|
Hidalgo, Claudia
|
|
2010
|
67-68 |
4 |
p. 348-358
11 p.
|
artikel
|
| 139 |
Modification of vermiculite by polymerization and carbonization of glycerol to produce highly efficient materials for oil removal
|
de Araújo Medeiros, Miguel
|
|
2009
|
67-68 |
4 |
p. 213-219
7 p.
|
artikel
|
| 140 |
Modified attapulgite: An efficient solid acid catalyst for acetylation of alcohols using acetic acid
|
Pushpaletha, P.
|
|
2011
|
67-68 |
4 |
p. 424-430
7 p.
|
artikel
|
| 141 |
Montmorillonite intercalated with vitamin B1 as drug carrier
|
Joshi, Ghanshyam V.
|
|
2009
|
67-68 |
4 |
p. 248-253
6 p.
|
artikel
|
| 142 |
Montmorillonite–phosphatidyl choline/PDMS films: A novel antithrombogenic material
|
Zhou, Ninglin
|
|
2009
|
67-68 |
4 |
p. 401-403
3 p.
|
artikel
|
| 143 |
Moulding properties of a Nigerian silica–clay mixture for foundry use
|
Olasupo, O.A.
|
|
2009
|
67-68 |
4 |
p. 244-247
4 p.
|
artikel
|
| 144 |
Mullite and cristobalite formation in fired products starting from halloysitic clay
|
Gualtieri, Alessandro
|
|
1992
|
67-68 |
4 |
p. 251-262
12 p.
|
artikel
|
| 145 |
New synthesis route of hydrocalumite-type materials and their application as basic catalysts for aldol condensation
|
Cota, Iuliana
|
|
2010
|
67-68 |
4 |
p. 498-502
5 p.
|
artikel
|
| 146 |
Novel anhydrous unfolded structure by heating of acid pre-treated sepiolite
|
Valentín, J.L.
|
|
2007
|
67-68 |
4 |
p. 245-255
11 p.
|
artikel
|
| 147 |
Nuclear waste repositories in clays: The Orciatico metamorphic aureole analogy
|
Leoni, Leonardo
|
|
1986
|
67-68 |
4 |
p. 385-408
24 p.
|
artikel
|
| 148 |
Obituary
|
Nir, S.
|
|
1997
|
67-68 |
4 |
p. 295-296
2 p.
|
artikel
|
| 149 |
Occurrence of iron-rich high-charge beidellite in Vertisols of the Deccan plateau of India
|
Math, S.K.N.
|
|
1994
|
67-68 |
4 |
p. 303-316
14 p.
|
artikel
|
| 150 |
One-pot synthesis and characterization of FeII–FeIII hydroxide (green rust) intercalated with C9–C14 linear alkyl carboxylates
|
Ayala-Luis, Karina B.
|
|
2010
|
67-68 |
4 |
p. 512-519
8 p.
|
artikel
|
| 151 |
Optimisation of the preparation of an Al-pillared clay: thermal stability and surface acidity
|
Mrad, Ihsan
|
|
1997
|
67-68 |
4 |
p. 349-364
16 p.
|
artikel
|
| 152 |
Organic sulphonate adsorption onto asphalt covered clays
|
Siffert, B.
|
|
1992
|
67-68 |
4 |
p. 335-341
7 p.
|
artikel
|
| 153 |
Organoclay polybutylene terephthalate nanocomposites using dual surfactant modified montmorillonite prepared by the masterbatch method
|
McLauchlin, Andrew
|
|
2011
|
67-68 |
4 |
p. 749-753
5 p.
|
artikel
|
| 154 |
Organo-mineral soil clay fractions in fertilization experiments: mineralogy, amounts and quality of organic matter and influence on soil properties
|
Leinweber, Peter
|
|
1993
|
67-68 |
4 |
p. 295-311
17 p.
|
artikel
|
| 155 |
Organomodification of montmorillonite in supercritical carbon dioxide
|
Naveau, Elodie
|
|
2011
|
67-68 |
4 |
p. 467-472
6 p.
|
artikel
|
| 156 |
Oxidation state of iron at the interface of composite basal lining systems
|
Breu, J.
|
|
1993
|
67-68 |
4 |
p. 313-320
8 p.
|
artikel
|
| 157 |
Oxide minerals in the sensitive post-glacial marine clays
|
Torrance, J.Kenneth
|
|
1990
|
67-68 |
4 |
p. 307-323
17 p.
|
artikel
|
| 158 |
Pakistani bentonite in mortars and concrete as low cost construction material
|
Mirza, J.
|
|
2009
|
67-68 |
4 |
p. 220-226
7 p.
|
artikel
|
| 159 |
Permeability to water of sintered clay ceramics
|
Kam, S.
|
|
2009
|
67-68 |
4 |
p. 351-357
7 p.
|
artikel
|
| 160 |
Physical, chemical and mineralogical influences on the rheology of remoulded low-activity sensitive marine clay
|
Torrance, J.Kenneth
|
|
1999
|
67-68 |
4 |
p. 199-223
25 p.
|
artikel
|
| 161 |
Physicochemical and mineralogical characterization of earth for building in North West Italy
|
Pagliolico, S.L.
|
|
2010
|
67-68 |
4 |
p. 439-454
16 p.
|
artikel
|
| 162 |
Physicochemical characterization and adsorptive properties of some Moroccan clay minerals extruded as lab-scale monoliths
|
Harti, Sanae
|
|
2007
|
67-68 |
4 |
p. 287-296
10 p.
|
artikel
|
| 163 |
Pollucite and feldspar formation in sintered bentonite for nuclear waste immobilization
|
Ortega, Luis H.
|
|
2010
|
67-68 |
4 |
p. 594-599
6 p.
|
artikel
|
| 164 |
Polyacrylamide-treated kaolin: A fabric study
|
Kim, Sungho
|
|
2009
|
67-68 |
4 |
p. 270-279
10 p.
|
artikel
|
| 165 |
Pozzolan obtained by mechanochemical and thermal treatments of kaolin
|
Vizcayno, C.
|
|
2010
|
67-68 |
4 |
p. 405-413
9 p.
|
artikel
|
| 166 |
Preface
|
Kühnel, R.A.
|
|
1995
|
67-68 |
4 |
p. 269
|
artikel
|
| 167 |
Preparation and performance of nanocomposite hydrogels based on different clay
|
Zhang, Qingsong
|
|
2009
|
67-68 |
4 |
p. 346-350
5 p.
|
artikel
|
| 168 |
Preparation of Na-P1 and sodalite octahydrate zeolites from interstratified illite–smectite
|
Baccouche, A.
|
|
1998
|
67-68 |
4 |
p. 255-273
19 p.
|
artikel
|
| 169 |
Preparation of phosphoric acid-based porous geopolymers
|
Le-ping, Liu
|
|
2010
|
67-68 |
4 |
p. 600-603
4 p.
|
artikel
|
| 170 |
Preparation of porous silica from vermiculite by selective leaching
|
Temuujin, Jadambaa
|
|
2003
|
67-68 |
4 |
p. 187-195
9 p.
|
artikel
|
| 171 |
Preparation of potassium acetate intercalated metakaolinite
|
Xu, Tao
|
|
2009
|
67-68 |
4 |
p. 201-205
5 p.
|
artikel
|
| 172 |
Properties and applications of palygorskite clays from Ciudad Real, Central Spain
|
Galán, Emilio
|
|
1994
|
67-68 |
4 |
p. 293-302
10 p.
|
artikel
|
| 173 |
Properties of Omani artificial pozzolana (sarooj)
|
Al-Rawas, Amer A.
|
|
1998
|
67-68 |
4 |
p. 275-292
18 p.
|
artikel
|
| 174 |
Properties of paints with hematite coated muscovite and talc particles
|
Kalendová, A.
|
|
2010
|
67-68 |
4 |
p. 581-588
8 p.
|
artikel
|
| 175 |
Publisher's note
|
|
|
2010
|
67-68 |
4 |
p. iii-
1 p.
|
artikel
|
| 176 |
Release of ions from kaolinite dispersed in deflocculant solutions
|
Andreola, Fernanda
|
|
2007
|
67-68 |
4 |
p. 271-278
8 p.
|
artikel
|
| 177 |
Removal of bacterial indicators of pollution and organic matter by phillipsite-rich tuff columns
|
Garcia, J.E.
|
|
1992
|
67-68 |
4 |
p. 323-333
11 p.
|
artikel
|
| 178 |
Removal of Chattonella marina with clay minerals modified with a gemini surfactant
|
Wu, Ting
|
|
2010
|
67-68 |
4 |
p. 604-607
4 p.
|
artikel
|
| 179 |
Reply to the Comment on “Elastic modulus and hardness of muscovite and rectorite determined by nanoindentation” by G. Zhang, Z. Wei and R.E. Ferrell [Applied Clay Science 43 (2009) 271-281]
|
Zhang, Guoping
|
|
2009
|
67-68 |
4 |
p. 429-432
4 p.
|
artikel
|
| 180 |
Reply to the comments of Vicente et al. on “Liquid phase oxidation of p-vanillyl alcohol over synthetic Co-saponite catalyst” Applied Clay Science (2010), doi:10.1016/j.clay.2010.10.026
|
Rode, C.V.
|
|
2011
|
67-68 |
4 |
p. 432-
1 p.
|
artikel
|
| 181 |
Role of the morphology and the dehydroxylation of metakaolins on geopolymerization
|
Medri, V.
|
|
2010
|
67-68 |
4 |
p. 538-545
8 p.
|
artikel
|
| 182 |
Roles of microbial acidic polysaccharides in precipitation rate and polymorph of calcium carbonate minerals
|
Kawano, Motoharu
|
|
2011
|
67-68 |
4 |
p. 484-490
7 p.
|
artikel
|
| 183 |
Selective fluoride adsorption by a hydrotalcite/chitosan composite
|
Viswanathan, Natrayasamy
|
|
2010
|
67-68 |
4 |
p. 607-611
5 p.
|
artikel
|
| 184 |
Sepiolite as carrier of the phosphate-accumulating bacteria Acinetobacter junii
|
Hrenovic, J.
|
|
2010
|
67-68 |
4 |
p. 582-587
6 p.
|
artikel
|
| 185 |
Settlement of clay-enveloped radioactive canisters
|
Pusch, Roland
|
|
1986
|
67-68 |
4 |
p. 353-365
13 p.
|
artikel
|
| 186 |
Shale problems and water-based drilling fluid optimisation in the Hassi Messaoud Algerian oil field
|
Khodja, Mohamed
|
|
2010
|
67-68 |
4 |
p. 383-393
11 p.
|
artikel
|
| 187 |
Shear strength-suction relationship of compacted Ankara clay
|
Çokça, Erdal
|
|
2010
|
67-68 |
4 |
p. 400-404
5 p.
|
artikel
|
| 188 |
Short-term and long-term maturation of different clays for pelotherapy in an alkaline-sulphate mineral water (Rapolla, Italy)
|
Tateo, F.
|
|
2010
|
67-68 |
4 |
p. 503-511
9 p.
|
artikel
|
| 189 |
Skeletal microstructure of loesses — its significance for engineering-geological and geotechnical studies
|
Grabowska-Olszewska, Barbara
|
|
1989
|
67-68 |
4 |
p. 327-336
10 p.
|
artikel
|
| 190 |
Solid-state intercalation of acrylamide into smectites and Na-taeniolite
|
Ogawa, Makoto
|
|
1992
|
67-68 |
4 |
p. 291-302
12 p.
|
artikel
|
| 191 |
Solvothermal preparation of TiO2/saponite nanocomposites and photocatalytic activity
|
Nikolopoulou, Athanasia
|
|
2009
|
67-68 |
4 |
p. 363-368
6 p.
|
artikel
|
| 192 |
Spatial distribution of particles in coatings of paper and fillers in plastics
|
Kolmer, H.
|
|
1990
|
67-68 |
4 |
p. 325-338
14 p.
|
artikel
|
| 193 |
Spectroscopic and chromatographic analysis of yellow flavonoidic lakes: Quercetin chromophore
|
Bourhis, Kevin
|
|
2011
|
67-68 |
4 |
p. 598-607
10 p.
|
artikel
|
| 194 |
Stabilization of sludge from earth pressure balance for use in earth embankments
|
Castro-Fresno, D.
|
|
2011
|
67-68 |
4 |
p. 533-537
5 p.
|
artikel
|
| 195 |
Standard state of soil dispersions for rheological measurements
|
Czibulya, Zsuzsanna
|
|
2010
|
67-68 |
4 |
p. 594-601
8 p.
|
artikel
|
| 196 |
Structural and textural evolution of Al- and Mg-rich palygorskites, I. Under acid treatment
|
Gonzalez, F.
|
|
1989
|
67-68 |
4 |
p. 373-388
16 p.
|
artikel
|
| 197 |
Structural ceramics made with clay and steel dust pollutants
|
Machado, A.T.
|
|
2011
|
67-68 |
4 |
p. 503-506
4 p.
|
artikel
|
| 198 |
Structure and catalytic properties of Sn-containing layered double hydroxides synthesized in the presence of dodecylsulfate and dodecylamine
|
Tong, Dong Shen
|
|
2010
|
67-68 |
4 |
p. 569-574
6 p.
|
artikel
|
| 199 |
Study on ibuprofen/montmorillonite intercalation composites as drug release system
|
Zheng, J.P.
|
|
2007
|
67-68 |
4 |
p. 297-301
5 p.
|
artikel
|
| 200 |
Swelling characteristics of fractal-textured bentonite and its mixtures
|
Xu, Y.F
|
|
2003
|
67-68 |
4 |
p. 197-209
13 p.
|
artikel
|
| 201 |
Swell potential and shear strength estimation of clays
|
Yilmaz, Işık
|
|
2009
|
67-68 |
4 |
p. 376-384
9 p.
|
artikel
|
| 202 |
Synthesis and characterization of Al-pillared montmorillonite in presence of Mn(II)
|
Miri, B.
|
|
2011
|
67-68 |
4 |
p. 691-695
5 p.
|
artikel
|
| 203 |
Synthesis and characterization of kaolinite/TiO2 nano-photocatalysts
|
Wang, Cheng
|
|
2011
|
67-68 |
4 |
p. 646-649
4 p.
|
artikel
|
| 204 |
Synthesis of silicon oxynitride ceramic powders from smectite clays
|
Kooli, F.
|
|
1992
|
67-68 |
4 |
p. 303-312
10 p.
|
artikel
|
| 205 |
Synthetic hydrotalcite-type and hydrocalumite-type layered double hydroxides for arsenate uptake
|
Grover, Kanchan
|
|
2010
|
67-68 |
4 |
p. 631-637
7 p.
|
artikel
|
| 206 |
Synthetic organic chemistry using pillared, cation-exchanged and acid-treated montmorillonite catalysts — A review
|
Adams, J.M.
|
|
1987
|
67-68 |
4 |
p. 309-342
34 p.
|
artikel
|
| 207 |
Talc from Puebla de Lillo, Spain. II. Effect of dry grinding on particle size and shape
|
Sanchez-Soto, P.J.
|
|
1997
|
67-68 |
4 |
p. 297-312
16 p.
|
artikel
|
| 208 |
The characteristics of bentonite from the Karangnunggal deposit, West Java, Indonesia
|
Wachjudin, Sabri
|
|
1990
|
67-68 |
4 |
p. 339-352
14 p.
|
artikel
|
| 209 |
The effect of incorporation of a Brazilian water treatment plant sludge on the properties of ceramic materials
|
Teixeira, S.R.
|
|
2011
|
67-68 |
4 |
p. 561-565
5 p.
|
artikel
|
| 210 |
The effects of exchanged cation, compression, heating and hydration on textural properties of bulk bentonite and its corresponding purified montmorillonite
|
Neaman, Alexander
|
|
2003
|
67-68 |
4 |
p. 153-168
16 p.
|
artikel
|
| 211 |
The formation of bentonite: mass balance effects
|
Caballero, E.
|
|
1992
|
67-68 |
4 |
p. 265-276
12 p.
|
artikel
|
| 212 |
The influence of some new montmorillonite modifier agents on the epoxy–montmorillonite nanocomposites structure
|
Gârea, Sorina-Alexandra
|
|
2010
|
67-68 |
4 |
p. 469-475
7 p.
|
artikel
|
| 213 |
The measurement of apparent diffusion coefficients in compacted clays: an assessment of methods
|
Cho, W.J.
|
|
1993
|
67-68 |
4 |
p. 283-294
12 p.
|
artikel
|
| 214 |
The occurrences of smectite and illite in a pyroclastic deposit prior to weathering: implications on the genesis of 2:1 clay minerals in volcanic soils
|
Fiore, S.
|
|
1993
|
67-68 |
4 |
p. 249-259
11 p.
|
artikel
|
| 215 |
The potential use of Tithonian–Barremian detrital deposits from central Tunisia as raw materials for ceramic tiles and pigments
|
Hajjaji, W.
|
|
2010
|
67-68 |
4 |
p. 552-560
9 p.
|
artikel
|
| 216 |
The reaction of montmorillonite with octadecylamine in solid and melted state
|
Bujdák, Juraj
|
|
1992
|
67-68 |
4 |
p. 263-269
7 p.
|
artikel
|
| 217 |
The rheological and colloidal properties of bentonite dispersions in the presence of organic compounds IV. Sodium montmorillonite and acids
|
Permien, T.
|
|
1994
|
67-68 |
4 |
p. 251-263
13 p.
|
artikel
|
| 218 |
Thermal degradation of montmorillonite/aliphatic amine complexes in nitrogen
|
Ōya, Asao
|
|
1988
|
67-68 |
4 |
p. 291-298
8 p.
|
artikel
|
| 219 |
The role of clay minerals in durability of rocks observations on basaltic rocks
|
Kühnel, R.A.
|
|
1994
|
67-68 |
4 |
p. 225-237
13 p.
|
artikel
|
| 220 |
The role of diagenesis in the formation of kaolinite raw materials in the Santonian sediments of the North-Sudetic Trough (Lower Silesia, Poland)
|
Górniak, Katarzyna
|
|
1997
|
67-68 |
4 |
p. 313-328
16 p.
|
artikel
|
| 221 |
The suitability of Nigerian black soil clays as drilling mud clays, I. Nature and technical properties
|
Omole, O.
|
|
1989
|
67-68 |
4 |
p. 357-372
16 p.
|
artikel
|
| 222 |
The surface acidity and hydrothermal stability of sepiolite derivatives
|
Pérez Pariente, J.
|
|
1988
|
67-68 |
4 |
p. 299-306
8 p.
|
artikel
|
| 223 |
The surface properties of clay minerals modified by intensive dry milling — revisited
|
Vdović, Neda
|
|
2010
|
67-68 |
4 |
p. 575-580
6 p.
|
artikel
|
| 224 |
The urea method for the direct synthesis of ZnAl layered double hydroxides with nitrate as the interlayer anion
|
Inayat, Alexandra
|
|
2011
|
67-68 |
4 |
p. 452-459
8 p.
|
artikel
|
| 225 |
The use of non-conventional additives in Marls stabilization
|
Seco, A.
|
|
2011
|
67-68 |
4 |
p. 419-423
5 p.
|
artikel
|
| 226 |
The use of sewage sludge and marble residues in the manufacture of ceramic tile bodies
|
Montero, M.A.
|
|
2009
|
67-68 |
4 |
p. 404-408
5 p.
|
artikel
|
| 227 |
Toxicity and immunological activity of silver nanoparticles
|
Daniel, S.C.G. Kiruba
|
|
2010
|
67-68 |
4 |
p. 547-551
5 p.
|
artikel
|
| 228 |
Ultrasound-assisted preparation and characterization of anionic surfactant modified montmorillonites
|
Zhang, Zepeng
|
|
2010
|
67-68 |
4 |
p. 576-581
6 p.
|
artikel
|
| 229 |
Use of baked clay media as biomass supports for anaerobic filters
|
Gourari, Samira
|
|
1997
|
67-68 |
4 |
p. 365-375
11 p.
|
artikel
|
| 230 |
Varied forms of palygorskite and sepiolite from different geologic systems
|
Post, James L.
|
|
2007
|
67-68 |
4 |
p. 232-244
13 p.
|
artikel
|
| 231 |
Viscosity improvement of an Argentine kaolin by ionic treatment
|
Galazzo, Jorge L.
|
|
1986
|
67-68 |
4 |
p. 367-373
7 p.
|
artikel
|
| 232 |
Water dispersible avermectin-layered double hydroxide nanocomposites modified with sodium dodecyl sulfate
|
Zhao, Jikuan
|
|
2011
|
67-68 |
4 |
p. 460-466
7 p.
|
artikel
|
| 233 |
Weathering of clay minerals in waste dumps of Upper Carboniferous coal-bearing strata, the Ruhr area, West Germany
|
Wiggering, Hubert
|
|
1987
|
67-68 |
4 |
p. 353-361
9 p.
|
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|
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