Murilo Bazan Da Silva
YOU?
Author Swipe
View article: A new, ultra-stable lab for nano-metrology of x-ray optics at Diamond Light Source
A new, ultra-stable lab for nano-metrology of x-ray optics at Diamond Light Source Open
A new Optics Metrology Laboratory for assembling and characterizing beamline x-ray optical systems has been built. This replaces the old laboratory, which was demolished to make space for construction of a new flagship beamline for the for…
View article: Improving the quality of x-ray mirrors: An inter-lab, optical metrology collaboration to guide deterministic polishing
Improving the quality of x-ray mirrors: An inter-lab, optical metrology collaboration to guide deterministic polishing Open
The surface quality of x-ray mirrors is a major constraint on optical performance at synchrotron light and free electron laser facilities. A limiting factor for creating state-of-the-art optics is the accuracy of metrology data to determin…
View article: Development of multilayer monochromators for stripe-free X-ray imaging
Development of multilayer monochromators for stripe-free X-ray imaging Open
Multilayer (ML) monochromators are essential components in synchrotron radiation facilities, widely used for X-ray imaging and X-ray diffraction, as well as select X-ray spectroscopy techniques. However, ML monochromators introduce stripe …
View article: Novel passive resonant structures for precision assembly of synchrotron X-ray optics
Novel passive resonant structures for precision assembly of synchrotron X-ray optics Open
Many optics at synchrotron and free electron laser facilities need to be cooled to dissipate the heat imparted by the intense photon beams. For indirectly cooled optics, distortion of the surface can occur when excessive or asymmetrical cl…
View article: Additive manufacturing in ceramics: targeting lightweight mirror applications in the visible, ultraviolet and X-ray
Additive manufacturing in ceramics: targeting lightweight mirror applications in the visible, ultraviolet and X-ray Open
Additive manufacturing (AM; 3D printing) has clear benefits in the production of lightweight mirrors for astronomy: it can create optimised lightweight structures and combine multiple components into one. New capabilities in AM ceramics, s…
View article: Sub-nanometre quality X-ray mirrors created using ion beam figuring
Sub-nanometre quality X-ray mirrors created using ion beam figuring Open
Ion beam figuring (IBF) is a powerful technique for figure correction of X-ray mirrors to a high accuracy. Here, recent technical advancements in the IBF instrument developed at Diamond Light Source are presented and experimental results f…
View article: Ion beam figuring for X-ray mirrors: history, state-of-the-art and future prospects
Ion beam figuring for X-ray mirrors: history, state-of-the-art and future prospects Open
Synchrotron light sources require X-ray optics with extremely demanding accuracy for the surface profile, with less than 100 nrad slope errors and sub-nanometre height errors. Such errors are challenging to achieve for aspheres using tradi…
View article: Correcting retrace and system imaging errors to achieve nanometer accuracy in full aperture, single-shot Fizeau interferometry
Correcting retrace and system imaging errors to achieve nanometer accuracy in full aperture, single-shot Fizeau interferometry Open
X-ray mirrors with single-digit nanometer height errors are required to preserve the quality of ultra-intense photon beams produced at synchrotron or free electron laser sources. To fabricate suitable X-ray mirrors, accurate metrology data…
View article: A Fizeau interferometry stitching system to characterize X-ray mirrors with sub-nanometre errors
A Fizeau interferometry stitching system to characterize X-ray mirrors with sub-nanometre errors Open
We present the development of a Fizeau interferometer stitching system to characterize the surface profile of state-of-the-art X-ray optics for synchrotron and free electron laser sources. Controls and acquisition software precisely transl…