Browsing Chemistry (Scholarly Publications) by Author "Duesberg, Georg"
Now showing items 1-20 of 33
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Calibration of Nonstationary Gas Sensors Based on Two-Dimensional Materials
Duesberg, Georg (2020)Two-dimensional materials (2DMs) have high potential in gas sensing, due to their large surface-to-volume ratio. However, most sensors based on 2DMs suffer from the lack of a steady state during gas exposure, hampering ... -
Defect Engineering of Two-Dimensional Molybdenum Disulfide
Duesberg, Georg (2020)Two-dimensional (2D) molybdenum disulfide (MoS2) holds great promise in electronic and optoelectronic applications owing to its unique structure and intriguing properties. The intrinsic defects such as sulfur vacancies ... -
Defect sizing, separation, and substrate effects in ion-irradiated monolayer two-dimensional materials
Duesberg, Georg; Mc Evoy, Niall; Zhang, Hongzhou (2018) -
Electrical devices from top-down structured platinum diselenide films
Duesberg, Georg (2018)Platinum diselenide (PtSe2) is an exciting new member of the two-dimensional (2D) transition metal dichalcogenide (TMD) family. It has a semimetal to semiconductor transition when approaching monolayer thickness and has ... -
Electroanalytical Sensing Properties of Pristine and Functionalized Multilayer Graphene
Duesberg, Georg; Mc Evoy, Niall (2014)This paper describes the heterogeneous electron transfer (ET) properties of high-quality multilayer graphene (MLG) films grown using chemical vapor deposition (CVD) on nickel and transferred to insulating poly(ethylene ... -
Electrochromic nickel oxide films for smart window applications
Lyons, Michael; Colavita, Paula; Duesberg, Georg; Browne, Michelle (2016)In this study, nickel oxide films were prepared through an electrodeposition technique. NiO films were fabricated on Indium Tin Oxide (ITO) supports by cycling the potential between two different sets of limits. The ... -
Enhanced photoresponse of graphene oxide functionalised SnSe films
Duesberg, Georg (2018) -
Few-Layer MoS2/a-Si:H Heterojunction Pin-Photodiodes for Extended Infrared Detection
Mc Evoy, Niall; Duesberg, Georg (2019)Few-layer molybdenum disulfide (FL-MoS2) films have been integrated into amorphous silicon (a-Si:H) pin-photodetectors. To achieve this, vertical a-Si:H photodiodes were grown by plasma-enhanced chemical vapor deposition ... -
Functionalization of Two-Dimensional MoS2: On the Reaction between MoS2 and Organic Thiols
McDonald, Aidan; Duesberg, Georg (2016) -
The goldilocks electrolyte: examining the performance of iron/nickel oxide thin films as catalysts for electrochemical water splitting in various aqueous NaOH solutions
Colavita, Paula; Duesberg, Georg; Browne, Michelle (2016)A rigorous study of electrodeposited pure and mixed Ni/Fe oxides was performed in three different sodium hydroxide electrolytes with various Fe impurity concentrations (<1 ppb, 5 ppb and 102 ppb). The presence and concentration ... -
Grain boundary-mediated nanopores in molybdenum disulfide grown by chemical vapor deposition
Duesberg, Georg; Mc Evoy, Niall (Royal Society of Chemistry, 2017)Molybdenum disulfide (MoS2) is a particularly interesting member of the family of two-dimensional (2D) materials due to its semiconducting and tunable electronic properties. Currently, the most reliable method for obtaining ... -
Growth of 1T′ MoTe2 by Thermally Assisted Conversion of Electrodeposited Tellurium Films
MC MANUS, JOHN BRENDAN; Mc Evoy, Niall; Duesberg, Georg; Shvets, Igor (2019)Molybdenum ditelluride (MoTe2) is a transition metal dichalcogenide (TMD) which has two phases stable under ambient conditions, a semiconducting (2H) and semimetallic (1T′) phase. Despite a host of interesting properties ... -
Helium ion microscope generated nitrogen-vacancy centres in type Ib diamond
Zhang, Hongzhou; Mc Closkey, David; Duesberg, Georg; Donegan, John; Mc Evoy, Niall; Cross, Graham (2014)We report on position and density control of nitrogen-vacancy (NV) centres created in type Ib diamond using localised exposure from a helium ion microscope and subsequent annealing. Spatial control to <380 nm has been ... -
Highly Selective Non-Covalent On-Chip Functionalization of Layered Materials
Duesberg, Georg; Mc Evoy, Niall (2021)Non-covalent functionalization of layered 2D materials is an essential tool to modify and fully harness their optical, electrical, and chemical properties. Herein, a facile method enabling the selective formation of ... -
Investigation of growth-induced strain in monolayer MoS2 grown by chemical vapor deposition
Duesberg, Georg (2020)Two-dimensional materials such as transitional metal dichalcogenides exhibit unique optical and electrical properties. Here we report on the varying optical properties of CVD grown MoS2 monolayer flakes with different ... -
Large-area integration of two-dimensional materials and their heterostructures by wafer bonding
Duesberg, Georg (2021)Integrating two-dimensional (2D) materials into semiconductor manufacturing lines is essential to exploit their material properties in a wide range of application areas. However, current approaches are not compatible with ... -
Lithium Titanate/Carbon Nanotubes Composites Processed by Ultrasound Irradiation as Anodes for Lithium Ion Batteries
Nicolosi, Valeria; Mc Evoy, Niall; Duesberg, Georg (2017) -
Low-humidity sensing properties of multi-layered graphene grown by chemical vapor deposition
Duesberg, Georg (2020)Humidity sensing is fundamental in some applications, as humidity can be a strong interferent in the detection of analytes under environmental conditions. Ideally, materials sensitive or insensitive towards humidity are ... -
Low-temperature synthesis and electrocatalytic application of large-area PtTe2thin films
Duesberg, Georg; Browne, Michelle; Shvets, Igor (2020)The synthesis of transition metal dichalcogenides (TMDs) has been a primary focus for 2D nanomaterial research over the last 10 years, however, only a small fraction of this research has been concentrated on transition ... -
Nanoelectromechanical sensors based on suspended 2D materials
Duesberg, Georg (2020)The unique properties and atomic thickness of two-dimensional (2D) materials enable smaller and better nanoelectromechanical sensors with novel functionalities. During the last decade, many studies have successfully shown ...