دانلود مقالات ISI درباره 1H Mas Nmr + ترجمه فارسی

PtOx-SnOx-TiO2 catalyst system for methanol photocatalytic reforming: Influence of cocatalysts on the hydrogen production

Keywords: Calcination; High temperature H2 treatment; Cocatalyst; XPS; ESR; 1H MAS NMR;

دانلود رایگان متن کامل مقاله ISI 10 صفحه سال انتشار : 2018 سفارش ترجمه

Two-dimensional 1H and 1H-detected NMR study of a heterogeneous biocatalyst using fast MAS at high magnetic fields

Keywords: Immobilized enzymes; Heterogeneous biocatalysts; Solid-state NMR; Biocatalysis; 1H MAS NMR; Epoxy-functionalized silica; Human carbonic anhydrase II; hCA II; Covalent immobilization;

دانلود رایگان متن کامل مقاله ISI 23 صفحه سال انتشار : 2018 سفارش ترجمه

Imaging of the B1 distribution and background signal in a MAS NMR probehead using inhomogeneous B0 and B1 fields

Keywords: 1H MAS NMR; Two-dimensional nutation spectroscopy; Background suppression; Depth pulses;

دانلود رایگان متن کامل مقاله ISI 5 صفحه سال انتشار : 2013 سفارش ترجمه

The adsorption of chromocene and ferrocene on silica: A solid-state NMR study

Keywords: Adsorbed chromocene; Adsorbed ferrocene; 1H MAS NMR; 13C MAS NMR; Silica support; Chemical shift anisotropy

دانلود رایگان متن کامل مقاله ISI 6 صفحه سال انتشار : 2013 سفارش ترجمه

Selective synthesis of TiO2-based nanoparticles with highly active surface sites for gas-phase photocatalytic oxidation

Keywords: Photocatalytic oxidation; Titanium dioxide; Surface hydroxyl groups; 1H MAS NMR; Acetaldehyde; Ethanol

دانلود رایگان متن کامل مقاله ISI 8 صفحه سال انتشار : 2013 سفارش ترجمه

Exploring the relationship between surface structure and photocatalytic activity of flame-made TiO2-based catalysts

Keywords: Photodegradation; Acetaldehyde; Titanium dioxide; Dopants; Flame spray pyrolysis; Surface hydroxyl groups; 1H MAS NMR

دانلود رایگان متن کامل مقاله ISI 8 صفحه سال انتشار : 2012 سفارش ترجمه

Improved background suppression in 1H MAS NMR using composite pulses

Keywords: 1H MAS NMR; Background suppression; Depth pulses; Composite pulses;

دانلود رایگان متن کامل مقاله ISI 10 صفحه سال انتشار : 2012 سفارش ترجمه

Strong acidity of silanol groups of zeolite beta: Evidence from the studies by IR spectroscopy of adsorbed CO and 1H MAS NMR

Keywords: Acid-form and Zn- and Ga-modified zeolite; BEA; Acidic silanol groups; 1H MAS NMR; IR spectroscopy

دانلود رایگان متن کامل مقاله ISI 7 صفحه سال انتشار : 2010 سفارش ترجمه

Identification of the OH groups responsible for kinetic basicity on MgO surfaces by 1H MAS NMR

Keywords: 1H MAS NMR; MgO; Surface hydroxyl groups; Basicity; Methylbutynol; Catalysis; Spectroscopy

دانلود رایگان متن کامل مقاله ISI 5 صفحه سال انتشار : 2009 سفارش ترجمه

Additional Brønsted acid sites in [Ga]HZSM-5 formed by the presence of water

Keywords: 1H MAS NMR; GaHZSM-5; Brønsted acid; Water; Ethanol

دانلود رایگان متن کامل مقاله ISI 6 صفحه سال انتشار : 2009 سفارش ترجمه

Liquid phase reactions catalyzed by Fe- and Mn-sulphated ZrO2

Keywords: Metal-promoted sulphated zirconia; Liquid media catalyst; Surface functionalities; Structural characterizations; 1H MAS NMR

دانلود رایگان متن کامل مقاله ISI 8 صفحه سال انتشار : 2009 سفارش ترجمه

Structural and reactive relevance of V+NbV+Nb coverage on alumina of VNbO/Al2O3 catalytic systems

Keywords: Supported vanadia–niobia; Alumina; 27Al MAS NMR; 1H MAS NMR; FTIR; In situ; Methanol probe reaction

دانلود رایگان متن کامل مقاله ISI 10 صفحه سال انتشار : 2008 سفارش ترجمه

Catalytic properties of silver-exchanged zeolites for propene production by conversion of methane in the presence of ethene

Keywords: CH4 conversion; Propene synthesis; Ag+-exchanged zeolites; Silver hydride; 1H MAS NMR

دانلود رایگان متن کامل مقاله ISI 6 صفحه سال انتشار : 2007 سفارش ترجمه

Hydrogenation of tetralin on silica–alumina-supported Pt catalysts I. Physicochemical characterization of the catalytic materials

Keywords: Platinum; Catalysts; Nanoparticles; Amorphous silica–alumina; 27Al 3Q MAS NMR; 1H MAS NMR; Pyridine adsorption; EXAFS

دانلود رایگان متن کامل مقاله ISI 12 صفحه سال انتشار : 2007 سفارش ترجمه

1H MAS NMR study of the coordination of hydroxyl groups generated upon adsorption of H2O and CD3OH on clean MgO surfaces

Keywords: 1H MAS NMR; MgO; Surface; Hydroxyl groups; Basicity

دانلود رایگان متن کامل مقاله ISI 6 صفحه سال انتشار : 2006 سفارش ترجمه

Catalytic and multinuclear MAS NMR studies of a thermally treated zeolite ZSM-5

Keywords: ZSM-5; Hydrothermal treatment; Catalytic test; 1H MAS NMR; 27Al MAS NMR; 3QMAS NMR; Exchange spectroscopy

دانلود رایگان متن کامل مقاله ISI 10 صفحه سال انتشار : 2006 سفارش ترجمه

Basicity of potassium-salt modified hydrotalcite studied by 1H MAS NMR using pyrrole as a probe molecule

Keywords: Hydrotalcites; Layered double hydroxides; Basicity; Pyrrole; 1H MAS NMR;

دانلود رایگان متن کامل مقاله ISI 7 صفحه سال انتشار : 2005 سفارش ترجمه

Correlating NH3-TPD and 1H MAS NMR measurements of zeolite acidity: proposal of an acidity scale

Keywords: Zeolites; Acidity; TPD; 1H MAS NMR; Acid site distribution; Acidity correlation;

دانلود رایگان متن کامل مقاله ISI 8 صفحه سال انتشار : 2005 سفارش ترجمه

In situ 1H and 13C MAS NMR study of the mechanism of H/D exchange for deuterated propane adsorbed on H-ZSM-5

Keywords: Propane; H-ZSM-5 zeolite; H/D exchange; Kinetics; Mechanism; 1H MAS NMR; 13C MAS NMR; In situ spectroscopy;

دانلود رایگان متن کامل مقاله ISI 8 صفحه سال انتشار : 2005 سفارش ترجمه

Methane dehydroaromatization over Mo/HZSM-5 catalysts: The reactivity of MoCx species formed from MoOx associated and non-associated with Brönsted acid sites

Keywords: Methane dehydroaromatization; Mo/HZSM-5; 1H MAS NMR; Brönsted acid sites;

دانلود رایگان متن کامل مقاله ISI 10 صفحه سال انتشار : 2005 سفارش ترجمه