Thomas W. Buggey
YOU?
Author Swipe
View article: The Soft X-ray Imager (SXI) on the SMILE Mission
The Soft X-ray Imager (SXI) on the SMILE Mission Open
The Soft X-ray Imager (SXI) is a compact X-ray telescope with a wide $15.5^{\circ } \times 26.5^{\circ }$ field-of-view (FOV) and is part of the scientific payload of the Solar wind Magnetosphere Ionosphere Link Explorer (SMILE) mi…
View article: Measurement of partial charge collection in a soft X-ray optimised backside illuminated CMOS image sensor
Measurement of partial charge collection in a soft X-ray optimised backside illuminated CMOS image sensor Open
The measurement of the charge collection properties at the back surface of a backside illuminated CMOS image sensor optimised for soft X-ray detection is presented. Further investigation of the CIS221-X at the BESSY-II synchrotron has enab…
View article: Impact of particle passage and focusing from micro-pore optics for radiation damage estimates
Impact of particle passage and focusing from micro-pore optics for radiation damage estimates Open
Space observatories utilizing micro pore optics (MPOs) have been used and are planned for several future X-ray astronomy space missions. The optical systems are designed to facilitate the focusing of incoming photons onto the focal plane o…
View article: Ionising radiation effects in a soft X-ray CMOS image sensor
Ionising radiation effects in a soft X-ray CMOS image sensor Open
CIS221-X is a prototype monolithic CMOS image sensor, optimised for soft X-ray astronomy and developed for the proposed ESA THESEUS mission. A significant advantage of CMOS technology is its resistance to radiation damage. To assess this r…
View article: The Soft X-ray Imager (SXI) on the SMILE Mission
The Soft X-ray Imager (SXI) on the SMILE Mission Open
The Soft X-ray Imager (SXI) is part of the scientific payload of the Solar wind Magnetosphere Ionosphere Link Explorer (SMILE) mission. SMILE is a joint science mission between the European Space Agency (ESA) and the Chinese Academy of Sci…
View article: Electro-optical characterization of a CMOS image sensor optimized for soft x-ray astronomy
Electro-optical characterization of a CMOS image sensor optimized for soft x-ray astronomy Open
CIS221-X is a prototype complementary metal-oxide-semiconductor (CMOS) image sensor, optimized for soft x-ray astronomy and developed for the proposed ESA Transient High Energy Sky and Early Universe Surveyor (THESEUS) mission. The sensor …
View article: Characterization, quantum efficiency, and radiation hardness of a CMOS image sensor optimized for soft x-ray astronomy
Characterization, quantum efficiency, and radiation hardness of a CMOS image sensor optimized for soft x-ray astronomy Open
CIS221-X is the first in a new generation of monolithic CMOS image sensors optimized for soft x-ray applications. The pixels are built on 35 μm thick, high-resistivity epitaxial silicon and feature Deep Depletion Extension (DDE) implants, …
View article: SMILE soft X-ray Imager flight model CCD370 pre-flight device characterisation
SMILE soft X-ray Imager flight model CCD370 pre-flight device characterisation Open
Throughout the SMILE mission the satellite will be bombarded by radiation which gradually damages the focal plane devices and degrades their performance. In order to understand the changes of the CCD370s within the soft X-ray Imager, an in…
View article: The CCD instrument background of the SMILE SXI
The CCD instrument background of the SMILE SXI Open
The ESA and CAS SMILE mission orbit is highly elliptical and will pass through multiple radiation environments. The Soft X-ray Imager (SXI) instrument aboard has a radiation shutter door designed to close when the surrounding radiation flu…
View article: Improving radiation hardness in space-based Charge-Coupled Devices: an experimental validation of a new pre-fabrication modelling technique
Improving radiation hardness in space-based Charge-Coupled Devices: an experimental validation of a new pre-fabrication modelling technique Open
The soft X-ray imager (SXI) on the SMILE mission uses two large 4510x4510 back illuminated CCD370s to detect X-rays in the 0.2–2 keV range. These devices take heritage from the optical imaging PLATO mission CCD270s and have been optimised …
View article: A CMOS image sensor for soft x-ray astronomy
A CMOS image sensor for soft x-ray astronomy Open
A monolithic CMOS image sensor based on the pinned photodiode (PPD) and optimized for X-ray imaging in the 300 eV to 5 keV energy range is described. Featuring 40 μm square pixels and 40 μm thick, high resistivity epitaxial silicon, the se…
View article: Developing the active trap model for charge-coupled device charge transfer optimization in large-scale space missions
Developing the active trap model for charge-coupled device charge transfer optimization in large-scale space missions Open
Charge-coupled devices (CCDs) have been the detector of choice for large-scale space missions for many years. Although dominant in this field, the charge transfer performance of the technology degrades over time due to the radiation-harsh …
View article: Effects of temperature anneal cycling on a cryogenically proton irradiated CCD
Effects of temperature anneal cycling on a cryogenically proton irradiated CCD Open
Throughout a typical Earth orbit a satellite is constantly bombarded by radiation with trapped and solar protons being of particular concern as they gradually damage the focal plane devices throughout the mission and degrade their performa…
View article: Effects of Temperature Anneal Cycling on a Cryogenically Proton\n Irradiated CCD
Effects of Temperature Anneal Cycling on a Cryogenically Proton\n Irradiated CCD Open
Throughout a typical Earth orbit a satellite is constantly bombarded by\nradiation with trapped and solar protons being of particular concern as they\ngradually damage the focal plane devices throughout the mission and degrade\ntheir perfo…
View article: The SMILE Soft X-ray Imager (SXI) CCD design and development
The SMILE Soft X-ray Imager (SXI) CCD design and development Open
SMILE, the Solar wind Magnetosphere Ionosphere Link Explorer, is a joint science mission between the European Space Agency and the Chinese Academy of Sciences. The spacecraft will be uniquely equipped to study the interaction between the E…