Professor Buddhika Mendis' Outputs (4)

Differing Impacts of Blended Fullerene Acceptors on the Performance of Ternary Organic Solar Cells (2021)
Journal Article
Palacios-Gómez, D. A., Huerta Flores, A. M., MacKenzie, R. C., Pearson, C., Alanazi, F., Mendis, B. G., & Groves, C. (2021). Differing Impacts of Blended Fullerene Acceptors on the Performance of Ternary Organic Solar Cells. ACS Applied Energy Materials, 4(10), 10867-10876. https://doi.org/10.1021/acsaem.1c01833

Organic photovoltaic (OPV) devices offer the ability to tune the electronic and optical properties of the active layer by selection of a wide range of molecules; however, their power conversion efficiencies currently lag other competing photovoltaic... Read More about Differing Impacts of Blended Fullerene Acceptors on the Performance of Ternary Organic Solar Cells.

A semi-classical theory of magnetic inelastic scattering in transmission electron energy loss spectroscopy (2021)
Journal Article
Mendis, B. (2021). A semi-classical theory of magnetic inelastic scattering in transmission electron energy loss spectroscopy. Ultramicroscopy, 230, Article 113390. https://doi.org/10.1016/j.ultramic.2021.113390

The feasibility of detecting magnetic excitations using monochromated electron energy loss spectroscopy in the transmission electron microscope is examined. Inelastic scattering cross-sections are derived using a semi-classical electrodynamic model,... Read More about A semi-classical theory of magnetic inelastic scattering in transmission electron energy loss spectroscopy.

Surface Core Hole Electron Energy-Loss Fine Structure in MgO: Experiment and Theory (2021)
Journal Article
Mendis, B. (2021). Surface Core Hole Electron Energy-Loss Fine Structure in MgO: Experiment and Theory. Microscopy and Microanalysis, 27(6), 1316-1327. https://doi.org/10.1017/s1431927621012691

Core holes are an important contributing factor to the core-loss fine structure in electron energy-loss spectroscopy (EELS). While there has been much work on bulk materials, less is known about core hole screening in more complex dielectric environm... Read More about Surface Core Hole Electron Energy-Loss Fine Structure in MgO: Experiment and Theory.

Removal of core hole distortion from ionization edges in electron energy loss spectroscopy (2021)
Journal Article
Mendis, B., & Ramasse, Q. (2021). Removal of core hole distortion from ionization edges in electron energy loss spectroscopy. Physical Review B, 103(20), Article 205102. https://doi.org/10.1103/physrevb.103.205102

The near-edge fine structure in electron energy loss spectra is used to probe the electronic bonding environment of materials at high spatial resolution. Often, however, deviations from the ground state electronic properties are observed, due to the... Read More about Removal of core hole distortion from ionization edges in electron energy loss spectroscopy.