A high-resolution magnetic tweezer for single
... Over the past 10 years, a variety of experimental techniques have been developed that allow the mechanical manipulation of a single biological molecule and the sensing of its interactions with other biomolecules (1–3). These single-molecule measurements are extraordinarily sensitive, as they are cap ...
... Over the past 10 years, a variety of experimental techniques have been developed that allow the mechanical manipulation of a single biological molecule and the sensing of its interactions with other biomolecules (1–3). These single-molecule measurements are extraordinarily sensitive, as they are cap ...
MEMS mirrors - Hamamatsu Photonics
... force) is produced, and an elastic force of the torsion bar spring is exerted in the opposite direction. The rotation of the mirror stops when these two forces balance each other. The angle of the mirror can be changed by varying the magnitude of the current flowing through the coil to control the t ...
... force) is produced, and an elastic force of the torsion bar spring is exerted in the opposite direction. The rotation of the mirror stops when these two forces balance each other. The angle of the mirror can be changed by varying the magnitude of the current flowing through the coil to control the t ...
Speculations on dark matter as a luminiferous
... Taking a cue from this, we can logically infer that within those planet and stellar sized clumps composed of a significant mix of dark and baryonic matter, further clumping of the baryonic content will take place since the baryons therein can further interact with each other by means of attraction f ...
... Taking a cue from this, we can logically infer that within those planet and stellar sized clumps composed of a significant mix of dark and baryonic matter, further clumping of the baryonic content will take place since the baryons therein can further interact with each other by means of attraction f ...
Chapter 2 Challenging the Boundaries between Classical and
... In 1913, a new element entered the story: Bohr’s quantum model of the atom. In the series of papers he published that year (Bohr 1913a; 1913b; 1913c), Bohr assumed new laws of atomic stability derived from the introduction of a single parameter that was completely foreign to classical electrodynamic ...
... In 1913, a new element entered the story: Bohr’s quantum model of the atom. In the series of papers he published that year (Bohr 1913a; 1913b; 1913c), Bohr assumed new laws of atomic stability derived from the introduction of a single parameter that was completely foreign to classical electrodynamic ...
Coupling of a nanomechanical oscillator and an atomic three
... with frequency ωm . For the atoms we consider three relevant internal electronic states, |g, |s, and |e. The states |g, |s are long-lived metastable ground states, while |e decays to |g with a rate p , as sketched in the inset of Fig. 1. Each of two laser beams pass through the atom cloud an ...
... with frequency ωm . For the atoms we consider three relevant internal electronic states, |g, |s, and |e. The states |g, |s are long-lived metastable ground states, while |e decays to |g with a rate p , as sketched in the inset of Fig. 1. Each of two laser beams pass through the atom cloud an ...
The Equation of Number the Total Internal of Reflection Angles
... close to the axis and at various angles, allowing efficient coupling of light into the fiber .However, this high numerical aperture increases the amount of dispersion as rays at different angles have different path length and therefore take different times to traverse the fiber.In graded – index fib ...
... close to the axis and at various angles, allowing efficient coupling of light into the fiber .However, this high numerical aperture increases the amount of dispersion as rays at different angles have different path length and therefore take different times to traverse the fiber.In graded – index fib ...
Trapping and cooling rubidium atoms for quantum information
... The forces exerted by light can also bring about spatial confinement [9]. Arrangements using the scattering force combined with magnetic fields (Magneto optical trap) [10] or gradient laser beams with induced electric dipole moments (dipole traps) [11] became a central part of many quantum optics ex ...
... The forces exerted by light can also bring about spatial confinement [9]. Arrangements using the scattering force combined with magnetic fields (Magneto optical trap) [10] or gradient laser beams with induced electric dipole moments (dipole traps) [11] became a central part of many quantum optics ex ...
Rate equation model of bulk optical damage of silica - AS
... threshold irradiance can be matched with a simple rate equation model that includes multiphoton ionization, electron avalanche, and electron-hole recombination. The damage morphologies are dramatically different in the nanosecond and picosecond cases because of the large difference in deposited ener ...
... threshold irradiance can be matched with a simple rate equation model that includes multiphoton ionization, electron avalanche, and electron-hole recombination. The damage morphologies are dramatically different in the nanosecond and picosecond cases because of the large difference in deposited ener ...
3-D Ultrahigh Resolution Optical Coherence Tomography with
... In order to correct the wave front aberrations of the eye, we must measure the aberrations at first. In reality, every refracting ocular surface generates aberrations, and they contribute differently to the overall quality of the retinal image. The monochromatic aberration of the complete eye, consi ...
... In order to correct the wave front aberrations of the eye, we must measure the aberrations at first. In reality, every refracting ocular surface generates aberrations, and they contribute differently to the overall quality of the retinal image. The monochromatic aberration of the complete eye, consi ...
Fluorescence Microscopy
... The above scenario applies to the absorption of single photons; each photon absorbed results in the release of a lower energy photon. However, it is also possible for an indicator to simultaneously absorb the energy from multiple photons but only emit one photon. Importantly, the energy of each of t ...
... The above scenario applies to the absorption of single photons; each photon absorbed results in the release of a lower energy photon. However, it is also possible for an indicator to simultaneously absorb the energy from multiple photons but only emit one photon. Importantly, the energy of each of t ...
Strong field quantum control by selective population
... molecular transitions [34] and discussed in [35]. Later, shaped weak field pulses were employed in order to control multi-photon transitions in atoms [36–39], molecules [40] and solid state systems [41, 42]. It was pointed out that subtle differences due to the relative optical phase either produced ...
... molecular transitions [34] and discussed in [35]. Later, shaped weak field pulses were employed in order to control multi-photon transitions in atoms [36–39], molecules [40] and solid state systems [41, 42]. It was pointed out that subtle differences due to the relative optical phase either produced ...
J. Phys. Chem. 1993,97, 2618
... solvents were of spectrograde quality and purified as previously described.12 The solutions were either saturated with 760 torr oxygen or degassed by four freeze-pump-thaw cycles under vigorous stirring conditions on the vacuum line. Measurements. Steady-state absorption and emission spectra were re ...
... solvents were of spectrograde quality and purified as previously described.12 The solutions were either saturated with 760 torr oxygen or degassed by four freeze-pump-thaw cycles under vigorous stirring conditions on the vacuum line. Measurements. Steady-state absorption and emission spectra were re ...
Splitting of Micro-Cavity Degenerate Modes in Rotating Ph
... (ii) Consistent with the slow velocity assumption, no geometrical transformations or deformations take place. Thus, for example, the ∇ operator is conserved: ∇ = ∇ . For the very same reason, time is invariant in both systems: t = t . ...
... (ii) Consistent with the slow velocity assumption, no geometrical transformations or deformations take place. Thus, for example, the ∇ operator is conserved: ∇ = ∇ . For the very same reason, time is invariant in both systems: t = t . ...
Microscopy Tutorial - Fred Hutch Shared Resources
... The image forming path contains four conjugate planes: the illumination field diaphragm, the sample or object plane, the intermediate image plane, and the final image plane (surface of retina or imaging device). These four planes are conjugate. This means that when you look through the eyepiece, any ...
... The image forming path contains four conjugate planes: the illumination field diaphragm, the sample or object plane, the intermediate image plane, and the final image plane (surface of retina or imaging device). These four planes are conjugate. This means that when you look through the eyepiece, any ...
- Phasics
... (SHS), whose size matches that of one of the speckles within the RPP-produced focal distribution, is therefore of great interest for the study of fundamental interaction physics. Indeed, the results obtained in this way represent the sole action of a deterministic single hot spot within the plasma a ...
... (SHS), whose size matches that of one of the speckles within the RPP-produced focal distribution, is therefore of great interest for the study of fundamental interaction physics. Indeed, the results obtained in this way represent the sole action of a deterministic single hot spot within the plasma a ...
Competing Interactions in the Self-Assembly of NC-Ph3
... favor the fcc site by the diffusion barrier that amounts to 40 ± 1 meV for that system;26 in agreement, experiment observes exclusive occupation of fcc sites.27 The bond between a metal atom and the carbonitrile group is strongly directional along the CN axis.28 As illustrated in Figure 1c, the close ...
... favor the fcc site by the diffusion barrier that amounts to 40 ± 1 meV for that system;26 in agreement, experiment observes exclusive occupation of fcc sites.27 The bond between a metal atom and the carbonitrile group is strongly directional along the CN axis.28 As illustrated in Figure 1c, the close ...
Floquet topological insulators Phys. Stat. Sol. Rap
... seen that topological non-trivial band structures can in principle be created by shining light on a semi-metal or on a trivial band insulator. Besides, it is natural to use photons to probe topological phases and their edge/surface states. We have studied a QSH state and its one-dimensional helical ...
... seen that topological non-trivial band structures can in principle be created by shining light on a semi-metal or on a trivial band insulator. Besides, it is natural to use photons to probe topological phases and their edge/surface states. We have studied a QSH state and its one-dimensional helical ...