Musahid Ahmed

Chemical Sciences Division, Lawrence Berkeley National Laboratory

Affiliated withLawrence Berkeley National Laboratory

Research Area

Biography

Musahid Ahmed has not added Biography.
If you are Musahid Ahmed and would like to personalize this page please email our Author Liaison for assistance.

JoVE Journal Publications

ArticleTotal : 1	Year
Publication title Cited by 6	2012

Other Publications

Article	Year
Photoelectron imaging of helium droplets. Physical review letters\| PubMed ID: 12906657	2003
Crossed beams study of the reaction 1CH2+C2H2-->C3H3+H. The Journal of chemical physics\| PubMed ID: 15446918	2004
Light scattering of ultrafine silica particles by VUV synchrotron radiation. Nano letters\| PubMed ID: 15943434	2005
Synchrotron radiation based aerosol time-of-flight mass spectrometry for organic constituents. Analytical chemistry\| PubMed ID: 16159127	2005
Vacuum ultraviolet photoionization of C3. Journal of the American Chemical Society\| PubMed ID: 16390150	2006
Direct determination of the ionization energies of FeO and CuO with VUV radiation. The Journal of chemical physics\| PubMed ID: 16392565	2005
Elastic light scattering from nanoparticles by monochromatic vacuum-ultraviolet radiation. The Journal of chemical physics\| PubMed ID: 16438600	2006
Thermal vaporization of biological nanoparticles: fragment-free vacuum ultraviolet photoionization mass spectra of tryptophan, phenylalanine-glycine-glycine, and beta-carotene. The journal of physical chemistry. A\| PubMed ID: 16466244	2006
VUV photoelectron imaging of biological nanoparticles: ionization energy determination of nanophase glycine and phenylalanine-glycine-glycine. Physical chemistry chemical physics : PCCP\| PubMed ID: 16633674	2006
Two-color visible/vacuum ultraviolet photoelectron imaging dynamics of Br2. The Journal of chemical physics\| PubMed ID: 17029468	2006
Energy-resolved photoionization of alkylperoxy radicals and the stability of their cations. Journal of the American Chemical Society\| PubMed ID: 17031970	2006
Vacuum-ultraviolet photoionization studies of the microhydration of DNA bases (guanine, cytosine, adenine, and thymine). The journal of physical chemistry. A\| PubMed ID: 17419600	2007
A combined experimental and computational study on the ionization energies of the cyclic and linear C3H isomers. Chemphyschem : a European journal of chemical physics and physical chemistry\| PubMed ID: 17429825	2007
Ionization thresholds of small carbon clusters: tunable VUV experiments and theory. Journal of the American Chemical Society\| PubMed ID: 17655303	2007
Vacuum ultraviolet (VUV) photoionization of small water clusters. The journal of physical chemistry. A\| PubMed ID: 17715907	2007
Vacuum-ultraviolet (VUV) photoionization of small methanol and methanol-water clusters. The journal of physical chemistry. A\| PubMed ID: 18578483	2008
Direct determination of the ionization energies of PtC, PtO, and PtO2 with VUV radiation. The journal of physical chemistry. A\| PubMed ID: 18710200	2008
Experimental test of self-shielding in vacuum ultraviolet photodissociation of CO. Science (New York, N.Y.)\| PubMed ID: 18772432	2008
The multiplexed chemical kinetic photoionization mass spectrometer: a new approach to isomer-resolved chemical kinetics. The Review of scientific instruments\| PubMed ID: 19044733	2008
Vacuum-ultraviolet photoionization measurement and ab initio calculation of the ionization energy of gas-phase SiO2. The journal of physical chemistry. A\| PubMed ID: 19170561	2009
Experimental observation of guanine tautomers with VUV photoionization. The journal of physical chemistry. A\| PubMed ID: 19344111	2009
Imaging with mass spectrometry: a secondary ion and VUV-photoionization study of ion-sputtered atoms and clusters from GaAs and Au. The journal of physical chemistry. A\| PubMed ID: 19371112	2009
Mass-analyzed threshold ionization (MATI) spectroscopy of atoms and molecules using VUV synchrotron radiation. The journal of physical chemistry. A\| PubMed ID: 19476362	2009
Quantifying the reactive uptake of OH by organic aerosols in a continuous flow stirred tank reactor. Physical chemistry chemical physics : PCCP\| PubMed ID: 19727496	2009
Tunable wavelength soft photoionization of ionic liquid vapors. The journal of physical chemistry. A\| PubMed ID: 19957958	2010
Determination of ionization energies of small silicon clusters with vacuum ultraviolet radiation. The journal of physical chemistry. A\| PubMed ID: 20017531	2010
Internal energies of ion-sputtered neutral tryptophan and thymine molecules determined by vacuum ultraviolet photoionization. Analytical chemistry\| PubMed ID: 20353160	2010
Chemical dynamics, molecular energetics, and kinetics at the synchrotron. Physical chemistry chemical physics : PCCP\| PubMed ID: 20419177	2010
The effect of pi-stacking, H-bonding, and electrostatic interactions on the ionization energies of nucleic acid bases: adenine-adenine, thymine-thymine and adenine-thymine dimers. Physical chemistry chemical physics : PCCP\| PubMed ID: 20449342	2010
Ionization of cytosine monomer and dimer studied by VUV photoionization and electronic structure calculations. Physical chemistry chemical physics : PCCP\| PubMed ID: 20449376	2010
Spectroscopic signatures of proton transfer dynamics in the water dimer cation. The Journal of chemical physics\| PubMed ID: 20499967	2010
Laser desorption postionization mass spectrometry of antibiotic-treated bacterial biofilms using tunable vacuum ultraviolet radiation. Analytical chemistry\| PubMed ID: 20712373	2010
Electronic structure and spectroscopy of nucleic acid bases: ionization energies, ionization-induced structural changes, and photoelectron spectra. The journal of physical chemistry. A\| PubMed ID: 21038927	2010
Untangling the chemical evolution of Titan's atmosphere and surface--from homogeneous to heterogeneous chemistry. Faraday discussions\| PubMed ID: 21302560	2010
Vacuum-ultraviolet photoionization and mass spectrometric characterization of lignin monomers coniferyl and sinapyl alcohols. The journal of physical chemistry. A\| PubMed ID: 21410275	2011
The direct observation of secondary radical chain chemistry in the heterogeneous reaction of chlorine atoms with submicron squalane droplets. Physical chemistry chemical physics : PCCP\| PubMed ID: 21455529	2011
Brominated tyrosine and polyelectrolyte multilayer analysis by laser desorption vacuum ultraviolet postionization and secondary ion mass spectrometry. Analytical chemistry\| PubMed ID: 21548612	2011
The products of the thermal decomposition of CH3CHO. The Journal of chemical physics\| PubMed ID: 21744901	2011
Comparing Vacuum and Extreme Ultraviolet Radiation for Postionization of Laser Desorbed Neutrals from Bacterial Biofilms and Organic Fullerenes. Nuclear instruments & methods in physics research. Section A, Accelerators, spectrometers, detectors and associated equipment\| PubMed ID: 21822347	2011
Desorption dynamics, internal energies, and imaging of organic molecules from surfaces with laser desorption and vacuum ultraviolet (VUV) photoionization. Chemistry, an Asian journal\| PubMed ID: 21976383	2011
A VUV photoionization study of the combustion-relevant reaction of the phenyl radical (C6H5) with propylene (C3H6) in a high temperature chemical reactor. The journal of physical chemistry. A\| PubMed ID: 22390714	2012
Ionization of dimethyluracil dimers leads to facile proton transfer in the absence of hydrogen bonds. Nature chemistry\| PubMed ID: 22437719	2012
The effect of microhydration on ionization energies of thymine. Faraday discussions\| PubMed ID: 22457954	2011
Oxygen isotope fractionation in the vacuum ultraviolet photodissociation of carbon monoxide: wavelength, pressure, and temperature dependency. The Journal of chemical physics\| PubMed ID: 22803538	2012
Thermal decomposition of CH(3)CHO studied by matrix infrared spectroscopy and photoionization mass spectroscopy. The Journal of chemical physics\| PubMed ID: 23126711	2012