Skip to main content
U.S. Department of Energy
Office of Scientific and Technical Information

Modeling the Structural Heterogeneity of Vicinal Silanols and Its Effects on TiCl 4 Grafting onto Amorphous Silica

Journal Article · · Chemistry of Materials
 [1];  [2];  [2];  [2];  [3];  [4]
  1. Department of Chemical Engineering, University of California, Santa Barbara, California 93106, United States
  2. Department of Chemistry, University of Kansas, Lawrence, Kansas 66045, United States
  3. Department of Chemical Engineering, University of California, Santa Barbara, California 93106, United States; Department of Chemistry & Biochemistry, University of California, Santa Barbara, California 93106, United States
  4. Department of Chemical & Biomolecular Engineering, University of Illinois at Urbana-Champaign, Urbana, Illinois 61801, United States; Department of Chemistry, University of Illinois at Urbana-Champaign, Urbana, Illinois 61801, United States

Not provided.

Research Organization:
Univ. of California, Santa Barbara, CA (United States); Univ. of Kansas, Lawrence, KS (United States)
Sponsoring Organization:
USDOE Office of Science (SC)
DOE Contract Number:
FG02-03ER15467; SC0019488
OSTI ID:
1977795
Journal Information:
Chemistry of Materials, Vol. 34, Issue 9; ISSN 0897-4756
Publisher:
American Chemical Society (ACS)
Country of Publication:
United States
Language:
English

References (68)

A new titanium-silica catalyst for the epoxidation of alkenes journal October 1996
A Well-Defined, Silica-Supported Tungsten Imido Alkylidene Olefin Metathesis Catalyst journal July 2006
Ultrathin (<4 nm) SiO2 and Si–O–N gate dielectric layers for silicon microelectronics: Understanding the processing, structure, and physical and electrical limits journal September 2001
SiO2 surface passivation layers – a key technology for silicon solar cells journal October 2018
Silica waveguides on silicon and their application to integrated-optic components journal September 1990
Silica, Hybrid Silica, Hydride Silica and Non-Silica Stationary Phases for Liquid Chromatography journal September 2014
Medium-range structural order in covalent amorphous solids journal December 1991
Revealing hidden medium-range order in amorphous materials using topological data analysis journal September 2020
Nearly free surface silanols are the critical molecular moieties that initiate the toxicity of silica particles journal October 2020
The Fumed Silica Surface:  A Study by NMR journal January 1996
Formation of Digallium Sites in the Reaction of Trimethylgallium with Silica journal April 2006
Evidence for the Pairwise Disposition of Grafting Sites on Highly Dehydroxylated Silicas via Their Reactions with Ga(CH 3 ) 3 journal April 2011
Beyond Ordered Materials: Understanding Catalytic Sites on Amorphous Solids journal October 2017
Catalysis by Design: Well-Defined Single-Site Heterogeneous Catalysts journal March 2016
Design and engineering of multifunctional silica-supported cooperative catalysts journal August 2019
Reactions of silica surfaces with hydrogen sequestering agents journal January 1971
Dispersion and distribution of titanium species bound to silica from titanium tetrachloride journal December 1993
An IR and NMR study of the chemisorption of titanium tetrachloride on silica journal May 1993
Thermal Restructuring of Silica-Grafted TiCl x Species and Consequences for Epoxidation Catalysis journal June 2013
Theoretical Investigations of Heterogeneous Olefin Metathesis Catalysts journal October 2013
Molecular models in ab initio studies of solids and surfaces: from ionic crystals and semiconductors to catalysts journal January 1989
Effect of Siloxane Ring Strain and Cation Charge Density on the Formation of Coordinately Unsaturated Metal Sites on Silica: Insights from Density Functional Theory (DFT) Studies journal November 2015
High-resolution 29 Si CP/MAS solid state NMR spectroscopy and DFT investigation on the role of geminal and single silanols in grafting chromium species over Phillips Cr/silica catalyst journal August 2017
Grafting of Lanthanide Complexes on Silica Surfaces: A Theoretical Investigation journal June 2010
Atomic Layer Deposition of TiO2 from TiI4 and H2O onto SiO2 Surfaces:  Ab Initio Calculations of the Initial Reaction Mechanisms journal March 2007
Initial Surface Reactions of TiO2 Atomic Layer Deposition onto SiO2 Surfaces:  Density Functional Theory Calculations journal April 2006
DFT Studies of the Structure and Vibrational Spectra of Isolated Molybdena Species Supported on Silica journal December 2006
Structure of Isolated Molybdenum(VI) and Molybdenum(IV) Oxide Species on Silica: Periodic and Cluster DFT Studies journal February 2012
Application of the ONIOM (QM/QM) method in the study of molybdena–silica system active in olefin metathesis journal January 2007
Characterization of molybdenum monomeric oxide species supported on hydroxylated silica: a DFT study journal January 2014
Interaction between transition metals (Co, Ni, and Cu) systems and amorphous silica surfaces: A DFT investigation journal December 2020
Chromium Oxide Species Supported on Silica: A Representative Periodic DFT Model journal December 2011
Toward the Atomic Scale Simulation of Intricate Acidic Aluminosilicate Catalysts journal April 2020
Brønsted acidity of amorphous silica–alumina: The molecular rules of proton transfer journal December 2011
Accurate Amorphous Silica Surface Models from First-Principles Thermodynamics of Surface Dehydroxylation journal April 2014
Amorphous SiO 2 surface models: energetics of the dehydroxylation process, strain, ab initio atomistic thermodynamics and IR spectroscopic signatures journal January 2016
Ab Initio Study of the Hydroxylated Surface of Amorphous Silica: A Representative Model journal May 2008
Imprinting isolated single iron atoms onto mesoporous silica by templating with metallosurfactants journal August 2020
Simulations of Ammonia Adsorption for the Characterization of Acid Sites in Metal-Doped Amorphous Silicates journal September 2017
Computational Investigation of the Role of Active Site Heterogeneity for a Supported Organovanadium(III) Hydrogenation Catalyst journal June 2021
Single-Molecule Kinetics of Styrene Hydrogenation on Silica-Supported Vanadium: The Role of Disorder for Single-Atom Catalysts journal September 2021
Site-averaged kinetics for catalysts on amorphous supports: an importance learning algorithm journal January 2019
Importance learning estimator for the site-averaged turnover frequency of a disordered solid catalyst journal December 2020
Nonhydrolytic Surface Synthesis of a Heterobimetallic V−Ti Alkoxide Complex on Silica journal January 1998
Nature of ≡SiOCrO 2 Cl and (≡SiO) 2 CrO 2 Sites Prepared by Grafting CrO 2 Cl 2 onto Silica journal April 2008
Long-range corrected hybrid density functionals with damped atom–atom dispersion corrections journal January 2008
The role of databases in support of computational chemistry calculations journal October 1996
Isolated catalyst sites on amorphous supports: A systematic algorithm for understanding heterogeneities in structure and reactivity journal May 2013
Basis Set Exchange:  A Community Database for Computational Sciences journal March 2007
Optimization of Gaussian-type basis sets for local spin density functional calculations. Part I. Boron through neon, optimization technique and validation journal February 1992
Computational Kinetic Discrimination of Ethylene Polymerization Mechanisms for the Phillips (Cr/SiO 2 ) Catalyst journal May 2015
Theoretical Investigations of Isolated Mo(VI) and Mo(IV) Centers of a Molybdena−Silica Catalyst for Olefin Metathesis journal July 2007
Fast Parallel Algorithms for Short-Range Molecular Dynamics journal March 1995
Amorphous Silica Slab Models with Variable Surface Roughness and Silanol Density for Use in Simulations of Dynamics and Catalysis journal October 2021
Molecular dynamics with coupling to an external bath journal October 1984
Computer Simulation of Liquids book June 2017
Assessment of DFT Methods for Computing Activation Energies of Mo/W-Mediated Reactions journal September 2015
Impact of Support Interactions for Single-Atom Molybdenum Catalysts on Amorphous Silica journal November 2016
Accurate Prediction of Hydrocarbon Interactions with Zeolites Utilizing Improved Exchange-Correlation Functionals and QM/MM Methods: Benchmark Calculations of Adsorption Enthalpies and Application to Ethene Methylation by Methanol journal July 2012
Introduction to Automatic Differentiation and MATLAB Object-Oriented Programming journal January 2010
Screening silica-confined single-atom catalysts for nonoxidative conversion of methane journal May 2021
Spontaneous Grafting of Nitrophenyl Groups on Amorphous Carbon Thin Films: A Structure–Reactivity Investigation journal February 2012
Ethylene vinyl acetate based radiation grafted hydrophilic matrices: Process parameter standardization, grafting kinetics and characterization journal August 2016
Evidence that three-regime kinetics is inherent to formation of a polymer brush by a grafting-to approach journal January 2014
Kinetics of Low-Pressure Chemical Vapor Deposition of TiO[sub 2] from Titanium Tetraisopropoxide journal January 1990
Chemical reactions at silica surfaces journal April 1990
Advanced Surface Functionalization of Periodic Mesoporous Silica:  Kinetic Control by Trisilazane Reagents journal December 2006
Silylation and surface properties of chemically grafted hydrophobic silica journal September 2004