Wei Huang

Probing the Electronic Structures of Atomic Clusters and Solution Phase Species in the Gas Phase

Lead Institution

Brown University

Principal Investigator

Lai-Sheng Wang

Project type

Large-Scale EMSL Research

This proposal is a continuation of research under EMSL User Proposal #1391a. Clusters provide intermediate molecular systems bridging the gap between atoms and condensed matter. Their finite and…

Cluster Model Studies of Condensed Phase Phenomena

Lead Institution

Brown University

Principal Investigator

Lai-Sheng Wang

Project type

Large-Scale EMSL Research

This proposal is a continuation of research under EMSL User Proposal #8592. This program is aimed at obtaining a microscopic understanding of solution chemistry and solvation of negatively charged…

Oxide Clusters - Electronic Structure and Chemical Bonding Using Photoelectron Spectroscopy

Lead Institution

Brown University

Principal Investigator

Lai-Sheng Wang

Project type

Large-Scale EMSL Research

The proposed work is associated with a DOE BES project (catalysis center program), under EMSL User Proposal #17812. The oxide clusters studies are aimed at obtaining a microscopic understanding of…

Development of an Electrospray Photoelectron Spectroscopy Apparatus with a Low Temperature Ion Trap (Kay's BES-Surface Kinetics, PNNL Scope #16248)

Lead Institution

Brown University

Principal Investigator

Lai-Sheng Wang

Project type

Exploratory Research

We propose to develop an electrospray photodetachment apparatus with a low temperature ion trap. We have pioneered photoelectron spectroscopic studies of multiply charged anions and solution species…

Investigation of Aromatic and Other Novel Gas Phase Atomic Clusters and Molecules

Lead Institution

Utah State University

Principal Investigator

Alexander Boldyrev

Project type

Exploratory Research

In this user proposal, we combine experimental studies and theoretical calculations to probe the electronic structures of an array of novel gas phase clusters. Our primary interests are metal…

Computational Chemistry Modeling of Main-Group and Transition-Metal Cluster Systems

Lead Institution

Brown University

Principal Investigator

Lai-Sheng Wang

Project type

Exploratory Research

Main-group and transition-metal clusters are of great significance in the field of catalysis and nano-materials. In this user proposal, we will use ab initio and relativistic density functional…

DFT and Ab Initio Studies of the size dependent structure and properties of Boron and Gold Nanoclusters

Lead Institution

Brown University

Principal Investigator

Lai-Sheng Wang

Project type

Exploratory Research

Clusters provide intermediate molecular systems bridging the gap between atoms and condensed matter. Their finite and controllable size in principle makes them ideal candidates for molecular-level…

Investigate the structures, energetics, thermodynamics, spectra and electronic properties of benzoic acid, sulfuric acid and water clusters

Lead Institution

Hefei Institute of Physical Science, Chinese Academy of Sciences

Principal Investigator

Wei Huang

Project type

Large-Scale EMSL Research

Recently, much work has been done to explore the process of new particle formation (NPF). However, the mechanisms by which clusters form in the atmosphere are still poorly understood, which is quite…

Monte Carlo Transition State Search (MCTSS) Program Applied in Theoretical Studies of Criegee intermediates reactions

Lead Institution

Hefei Institute of Physical Science, Chinese Academy of Sciences

Principal Investigator

Wei Huang

Project type

Large-Scale EMSL Research

Criegee intermediates (CI) are key intermediates in the reaction of ozone with alkenes. The stabilized Criegee intermediates (sCI) can react with atmospheric species such as water vapor, NO2, SO2,…

Photoelectron Spectroscopic Studies of Complex Anion Solvation in the Gas Phase (Kay's BES-Surface Kinetics, PNNL Scope #16248)

Lead Institution

Brown University

Principal Investigator

Lai-Sheng Wang

Project type

Exploratory Research

Hydration is important for the function of biomolecules. Gas phase studies of hydrated clusters provide a valuable means to obtain molecular level information about ionic solvation. We produce…

Probing the Electronic Structure of Metal Clusters

Lead Institution

Brown University

Principal Investigator

Lai-Sheng Wang

Project type

Exploratory Research

Photoelectron spectroscopy is used to probe the electronic structure of size-selected atomic clusters produced using laser vaporization. In this proposal, we will focus on our studies on small boron…

From Gas Phase Clusters to Nanomaterials

Lead Institution

Brown University

Principal Investigator

Lai-Sheng Wang

Project type

Large-Scale EMSL Research

This proposal is a continuation of research under EMSL User Proposal #3226a. Gas phase clusters remain to be an attractive and exciting field of study for several reasons. First of all, clusters…

EMSL Science Overview

Wei Huang

Projects

Probing the Electronic Structures of Atomic Clusters and Solution Phase Species in the Gas Phase

Cluster Model Studies of Condensed Phase Phenomena

Oxide Clusters - Electronic Structure and Chemical Bonding Using Photoelectron Spectroscopy

Development of an Electrospray Photoelectron Spectroscopy Apparatus with a Low Temperature Ion Trap (Kay's BES-Surface Kinetics, PNNL Scope #16248)

Investigation of Aromatic and Other Novel Gas Phase Atomic Clusters and Molecules

Computational Chemistry Modeling of Main-Group and Transition-Metal Cluster Systems

DFT and Ab Initio Studies of the size dependent structure and properties of Boron and Gold Nanoclusters

Investigate the structures, energetics, thermodynamics, spectra and electronic properties of benzoic acid, sulfuric acid and water clusters

Monte Carlo Transition State Search (MCTSS) Program Applied in Theoretical Studies of Criegee intermediates reactions

Photoelectron Spectroscopic Studies of Complex Anion Solvation in the Gas Phase (Kay's BES-Surface Kinetics, PNNL Scope #16248)

Probing the Electronic Structure of Metal Clusters

From Gas Phase Clusters to Nanomaterials