Unraveling surface and bulk trap states in lead halide perovskite solar cells using impedance spectroscopy

C Han, K Wang, X Zhu, H Yu, X Sun… - Journal of Physics D …, 2018 - iopscience.iop.org
Organic–inorganic hybrid perovskites (OIHPs) have been widely recognized as an excellent
candidate for next-generation photovoltaic materials because of their highly efficient power …

Role of device architecture and AlOX interlayer in organic Schottky diodes and their interpretation by analytical modeling

N Kumari, M Pandey, K Hamada, D Hirotani… - Journal of Applied …, 2019 - pubs.aip.org
Considering the pivotal role of interfaces in controlling the performance of organic electronic
devices, implications of metal/organic interfacial quality in a Schottky barrier diode (SBD) are …

Investigation of the light-soaking effect in organic solar cells using dielectric permittivity and electric modulus approaches

J Symonowicz, M Morawski, M Dusza, P Peksa… - Organic …, 2018 - Elsevier
We demonstrate the influence of a light-soaking treatment on current-voltage characteristics,
external quantum efficiency and dielectric response of an encapsulated P3HT: PCBM bulk …

Mapping nanoscale variations in photochemical damage of polymer/fullerene solar cells with dissipation imaging

PA Cox, DA Waldow, TJ Dupper, S Jesse, DS Ginger - ACS nano, 2013 - ACS Publications
We use frequency-modulated electrostatic force microscopy to track changes in cantilever
quality factor (Q) as a function of photochemical damage in a model organic photovoltaic …

Investigation of trap states and mobility in organic semiconductor devices by dielectric spectroscopy: Oxygen-doped P3HT: PCBM solar cells

O Armbruster, C Lungenschmied, S Bauer - Physical Review B—Condensed …, 2012 - APS
We investigate the dielectric response of solar cell devices based on oxygen-doped poly (3-
hexylthiophene):[6, 6]-phenyl-C 61-butyric acid methyl ester (P3HT: PCBM) blends as a …

Dielectric relaxation spectroscopy of phlogopite mica

N Kaur, M Singh, A Singh, AM Awasthi… - Physica B: Condensed …, 2012 - Elsevier
An in-depth investigation of the dielectric characteristics of annealed phlogopite mica has
been conducted in the frequency range 0.1 Hz–10MHz and over the temperature range 653 …

Photo annealing effect on p-doped inverted organic solar cell

E Lafalce, P Toglia, JE Lewis, X Jiang - Journal of Applied Physics, 2014 - pubs.aip.org
We report the transient positive photo annealing effect in which over 600% boost of power
conversion efficiency was observed in inverted organic photovoltaic devices (OPV) made …

Addition reaction of alkyl radical to C60 fullerene: density functional theory study

H Tachikawa, H Kawabata - Japanese Journal of Applied …, 2015 - iopscience.iop.org
Functionalized fullerenes are known as a high-performance molecules. In this study, the
alkyl-functionalized fullerenes (denoted by R–C 60) have been investigated by means of the …

Revisiting the impact of interfacial transport layers on organic bulk heterojunction systems

X Zhu, K Wang, F Zhao, C Han, Q Yang… - ACS Applied Energy …, 2018 - ACS Publications
The utilization of interfacial transport layers is critically important for extensively elaborating
organic photovoltaic efficiencies. Despite some fundamental knowledge regarding their …

Comparative studies of magnetic properties of Co films on annealed and unannealed rubrene/Si (1 0 0)

CY Hsu, WH Chen, JL Tsai, JS Tsay - Journal of alloys and compounds, 2013 - Elsevier
Structures and magnetic properties of Co films on rubrene/Si (1 0 0) have been investigated
by employing atomic force microscopy, X-ray diffraction and magneto-optic Kerr effect …