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Amy V Walker

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Articles 43
Citations 105
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Recent Articles
1.
Boeckers H, Chaudhary A, Martinovic P, Walker A, McElwee-White L, Swiderek P
Beilstein J Nanotechnol . 2024 May; 15:500-516. PMID: 38745584
The electron-induced decomposition of Fe(CO)MA (MA = methyl acrylate), which is a potential new precursor for focused electron beam-induced deposition (FEBID), was investigated by surface science experiments under UHV conditions....
2.
Patel D, Roychowdhury T, Shah D, Jacobsen C, Herrington J, Hoisington J, et al.
J Sep Sci . 2021 May; 44(14):2824-2836. PMID: 33989452
We report the fabrication of 6-phenylhexylsilane derivatized, sputtered silicon, solid phase microextraction fibers that show parts per trillion detection limits for polyaromatic hydrocarbons, and negligible carry over and phase bleed....
3.
Estrada T, Walker A
J Chem Phys . 2021 Apr; 154(14):144704. PMID: 33858158
Copper sulfides have many applications from thermoelectrics to biotechnology. While the properties of different copper sulfide phases are well understood, controlling the deposited copper sulfide stoichiometry remains a significant challenge,...
4.
Hedlund J, Estrada T, Walker A
Langmuir . 2020 Mar; 36(12):3119-3126. PMID: 32133855
We have investigated the chemical bath deposition (CBD) of CuS using thioacetamide on functionalized self-assembled monolayers (SAMs) using scanning electron and optical microscopies, X-ray photoelectron spectroscopy, and time-of-flight secondary ion...
5.
Hedlund J, Walker A
Langmuir . 2020 Jan; 36(3):682-688. PMID: 31910021
Molybdenum disulfide (MoS) is a transition-metal dichalcogenide with many applications including in electronic devices and sensors. A critical issue in the development of these devices is the high resistance between...
6.
Hedlund J, Walker A
J Chem Phys . 2019 May; 150(17):174701. PMID: 31067898
Molybdenum disulfide (MoS) has a wide range of applications from electronics to catalysis. While the properties of single-layer and multilayer MoS films are well understood, controlling the deposited MoS polytype...
7.
Felder J, Weiland A, Hodovanets H, McCandless G, Estrada T, Martin T, et al.
Inorg Chem . 2019 Apr; 58(9):6037-6043. PMID: 31009213
A new structure type of composition CeCoGe was grown out of a molten Sn flux. CeCoGe crystallizes in the orthorhombic space group Cmcm, with highly anisotropic lattice parameters of a...
8.
Walker A, Gelb L, Barry G, Subanajouy P, Poudel A, Hara M, et al.
Biointerphases . 2018 Apr; 13(3):03B416. PMID: 29609468
Femtosecond laser desorption ionization mass spectrometry was used to obtain mass spectrometric (MS) images of lipids in human pancreatic tissue. The resulting MS images were analyzed using multivariate analysis, specifically...
9.
Ellsworth A, Walker A
Langmuir . 2018 Mar; 34(14):4142-4149. PMID: 29526106
Electroless deposition (ELD) is widely used in industry to deposit metals because it is inexpensive and compatible with organic materials. The deposition rate and deposited film properties critically depend on...
10.
Quarels R, Zhai X, Kuruppu N, Hedlund J, Ellsworth A, Walker A, et al.
Beilstein J Nanotechnol . 2017 Oct; 8:1863-1877. PMID: 29046834
Visible-light irradiation of phthalimide esters in the presence of the photosensitizer [Ru(bpy)] and the stoichiometric reducing agent benzyl nicotinamide results in the formation of alkyl radicals under mild conditions. This...