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Journal of Thermal Analysis and Calorimetry
Authors:
J. J. H. Lancastre
,
F. M. A. Margaça
,
L. M. Ferreira
,
A. N. Falcão
,
I. M. Miranda Salvado
,
M. S. M. S. Nabiça
,
M. H. V. Fernandes
, and
L. Almásy

X-ray diffraction was performed using a Rigaku Geigerflex diffractometer, with monochromated Cu K α radiation ( λ = 1.5418 Å) over the 2 θ range 4º40º with 0.1º resolution. Thermal analysis was carried out by thermogravimetry and

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alcohols with hydrogen peroxide, such as Na 12 [WZnZn 2 (H 2 O) 2 (ZnW 9 O 34 ) 2 ] [ 13 , 14 ], Na 6 [SiW 11 ZnH 2 O 40 ]·12H 2 O [ 15 ], K 8 [BW 11 O 39 H]·13H 2 O [ 16 ] and K 8 [γ-SiW 10 O 36 ]·13H 2 O [ 17 ]. The catalysts could be reused without

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Reaction Kinetics, Mechanisms and Catalysis
Authors:
Kenichiro Inoue
,
Kiyomi Okabe
,
Megumu Inaba
,
Isao Takahara
, and
Kazuhisa Murata

solution of (NH 4 ) 6 H 2 W 12 O 40 (Strem chemicals) or La(NO 3 ) 3 ·6H 2 O (Wako pure chemical industries) and dried at 100 °C, followed by calcination for 5 h at 600 °C. In the tungsten modification, W/Al 2 ratios were 1.0, 2.0, and 3.0 mol/mol, these

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Green chemistry approach for the synthesis of PbSnO3

An effective photocatalyst for the degradation of dyes under sunlight

Journal of Thermal Analysis and Calorimetry
Authors:
A. V. Borhade
and
Y. R. Baste

.11.010 . 16. Alaton , LA , Ferry , JL . Near-UV–VIS light induced acid orange 7 bleaching in the presence of SiW 12 O 40 4− catalyst . J Photochem Photobiol A . 2002 ; 152 : 175 – 181 . 10.1016/S1010

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Journal of Thermal Analysis and Calorimetry
Authors:
Ju-Lan Zeng
,
Sai-Bo Yu
,
Bo Tong
,
Li-Xian Sun
,
Zhi-Cheng Tan
,
Zhong Cao
,
Dao-Wu Yang
, and
Jing-Nan Zhang

. Heydari , A , Shiroodi , RK , Hamadi , H , Esfandyari , M , Pourayoubi , M . N - tert -butoxycarbonylation of amines using H 3 PW 12 O 40 as an efficient heterogeneous and recyclable catalyst . Tetrahedron Lett 2007 48 : 5865 – 5868 10.1016/j

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A hazai genetikai talajosztályozás megújításának szükségessége - 1.

A nevezéktan és a struktúra korrekcióra szoruló elemeinek azonosítása

The necessity of the renewal of the Hungarian genetic soil classification system - 1.

Identification of the elements of the nomenclature and structure to be corrected
Agrokémia és Talajtan
Authors:
Tibor József Novák
,
Tibor Tóth
,
András Makó
,
Mihály Kocsis
,
Zsófia Bakacsi
,
András Bidló
,
Károly Bartha
,
Szabolcs Czigány
,
Gergely Tóth
,
Adrienn Horváth
, and
Hilda Hernádi

szintben is V. 24. (203. o.); 25. (205. o.) - felszíntől karbonátos IX. 38. (226. o.); 39. (228. o.); 40. (229. o.) 4. felszínhez közel karbonátos: - CaCO 3 20–40 cm közt jelentkezik III. 16. (190. o.) VI. 28. (209. o.); 29. (210. o.); 30. (212. o.);31

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Wang SG Qu LY ( 2002 ) The solid-state synthesis of polyaniline/H 4 SiW 12 O 40 materials . Synth Met 129 : 187 – 192 http://dx.doi.org/10.1016/S0379

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( C c ) 0.89 Unified Soil Classification System (USCS) Poorly-graded sand (SP) ASTM D422 and ASTM D2487 Permeability coefficient, k (cm sec −1 ) 5.5∙10 −3 ASTM D2434 Dry friction angle, Ø (°) 40° Direct shear test ASTM 3080 Saturated friction angle

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, difficulty of regeneration of solid heteropoly acid catalysts (decoking) [ 34 ]. The temperature at which H 3 PW 12 O 40 starts loss of all acidic protons is 465 °C and complete decomposition to the constituent oxides occurs at 610 °C. Catalyst regeneration

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