Zobrazeno 1 - 10
of 23
pro vyhledávání: '"Andrew D. L. Humphris"'
Autor:
David Ockwell, Lawrence Mudarikwa, Jenny Goulden, Lei Feng, Andrew D. L. Humphris, Matthew Tedaldi
Publikováno v:
Metrology, Inspection, and Process Control for Microlithography XXXIV.
The Rapid Probe Microscope (RPM), exists as an integrated solution for photomask repair, with its application extended to include wafer metrology in 2016 [1]. The RPM can acquire non-destructive, high resolution, sub-nm detail in all 3 dimensions, ov
Autor:
Anne-Laure Charley, Jenny Goulden, Elis Newham, Christopher Bevis, Lei Feng, Mircea Dusa, Alain Moussa, Andrew D. L. Humphris
Publikováno v:
Metrology, Inspection, and Process Control for Microlithography XXXIV.
Atomic Force Microscopy (AFM) is a proven technique applied in research environments, most commonly in materials science and biological research. More recently, requirements in semiconductor manufacturing advocate that probe microscopy has potential
Publikováno v:
The Analyst. 131:251-256
The VideoAFM provides a 1000 fold increase in image rate compared to conventional atomic force microscopes, giving nanometre resolution images of surfaces at a rate of 15 frames s(-1), which is approximately 1 million pixels s(-1). Images of high sti
Publikováno v:
Polymer. 46:10226-10236
Video rate atomic force microscopy (VideoAFM), with a frame rate of 14 frames/s and a tip velocity of up to 15 cms K1 , is used to image polyethylene oxide films during crystal growth. The capabilities of VideoAFM when applied to semicrystalline poly
Publikováno v:
European Biophysics Journal. 35:287-292
Measuring the visco-elastic properties of biological macromolecules constitutes an important step towards the understanding of dynamic biological processes, such as cell adhesion, muscle function, or plant cell wall stability. Force spectroscopy tech
Publikováno v:
Biophysical Journal. 88(2):1423-1431
Recent advances in atomic force microscopy allowed globular and membrane proteins to be mechanically unfolded on a single-molecule level. Presented is an extension to the existing force spectroscopy experiments. While unfolding single bacteriorhodops
Autor:
Jamie K. Hobbs, Heiko Haschke, Massimo Antognozzi, Andrew D. L. Humphris, Terence J McMaster, Mervyn J Miles
Publikováno v:
Materials Today. 6:30-37
Scanning probe microscopy (SPM) is capable of imaging synthetic polymers and biomolecular systems at sub-molecular resolution, without the need for staining or coating, in a range of environments including gas and liquid, so offering major advantages
Publikováno v:
Langmuir. 18:1729-1733
Piconewton force sensitivity and angstrom position control offered by instruments such as atomic force microscopy (AFM) and optical tweezers have enabled the force−extension response of single molecules to be investigated. However, to fully investi
Autor:
Klaus D. Jandt, Keith R. Hallam, Paola Cacciafesta, Mervyn J Miles, Caroline A. Oyedepo, Andrew D. L. Humphris
Publikováno v:
Chemistry of Materials. 14:777-789
In this work we investigated the physical and chemical nature of ultraflat titanium dioxide (TiO2) samples which we had previously used as substrates for the investigation of adsorbed protein molecules (Cacciafesta, P.; Humphris, A. D. L.; Jandt, K.
Publikováno v:
Ultramicroscopy. 86:167-173
A new technique is presented for bio/chemical sensors, based on microcantilevers, for detection in liquid environment. The low quality factor of the cantilever in liquid is increased up to three orders of magnitude by using Q-control. This enables AC