P. Knowles

Optical clockwork with an offset-free difference-frequency comb: accuracy of sum- and difference-frequency generation

Optical frequency metrology

The development and evaluation of the Earth Gravitational Model 2008 (EGM2008)

Optical clockworks and the measurement of laser frequencies with a mode-locked frequency comb

Optical frequency measurement: 40 years of technology revolutions

Attosecond physics

On the validity range of the Born-Oppenheimer approximation: A semiclassical study for all-particle quantization of three-body Coulomb systems

The sounds of science - A symphony for many instruments and voices

Nanosphere Lithography:  A Versatile Nanofabrication Tool for Studies of Size-Dependent Nanoparticle Optics

Measuring the frequency of light with mode-locked lasers

Quantum optical rotatory dispersion

Time Measurement at the Millennium

Controlling the Phase Evolution of Few-Cycle Light Pulses

Elastic scattering of excited muonic hydrogen

An Optical Clock Based on a Single Trapped ¹⁹⁹ Hg ⁺ Ion

Nuclear ground-state masses and deformations: FRDM(2012)

Optical frequency synthesis based on mode-locked lasers

Phase Coherent Vacuum-Ultraviolet to Radio Frequency Comparison with a Mode-Locked Laser

CODATA recommended values of the fundamental physical constants: 2010

Frequency comparison and absolute frequency measurement of I2-stabilized lasers at 532 nm

Quantum metrology and its application in biology

Phase-locked white-light continuum pulses: toward a universal optical frequency-comb synthesizer

Measurement of the ResonantdμtMolecular Formation Rate in Solid HD

Experiments with energetic ?d and ?t emitted from solid hydrogen

Laser spectroscopy of the Lamb shift in muonic hydrogen

A room temperature 19-channel magnetic field mapping device for cardiac signals