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- Experimentally manipulating fungi with optical tweezers [1%] by admin, 2007-07-09 09:34
- A short review of the use of optical tweezers in fungal cell biological research is provided. First, we describe how optical tweezers work. Second, we review ...
- High-speed holographic optical tweezers using a ferroelectric liquid crystal microdisplay [1%] by admin, 2007-07-06 16:43
- We demonstrate the advantages of a ferroelectric liquid crystal spatial light modulator for optical tweezer array applications. The ...
- Time-resolved FRET and FLIM of four-way DNA junctions [1%] by admin, 2007-07-06 16:42
- Conformational transitions in a 4-way DNA junction when titrated with ionic solutions are studied using time-resolved fluorescence ...
- The stability and characteristics of a DNA holliday junction switch [1%] by admin, 2007-07-06 16:41
- A Holliday junction (HJ) consists of four DNA double helices, with a branch point discontinuity at the intersection of the component ...
- Improved silicon nitride surfaces for next-generation microarrays [1%] by admin, 2007-07-06 16:40
- This work reports how the use of a standard integrated circuit (IC) fabrication process can improve the potential of silicon nitride ...
- Electrochemical deposition of Zn on TiN microelectrode arrays for microanodes [1%] by admin, 2007-07-09 09:19
- Zn was electrochemically deposited onto square TiN electrodes with edge
- Probing the liquid-state structure and dynamics of aqueous solutions by fluorescence spectroscopy [1%] by admin, 2007-07-06 16:35
- Time-resolved fluorescence spectroscopy of the solvent- sensitive molecule 1,8-anilinonaphthalene sulfonate (ANS) is used to probe ...
- Evidence of tautomerism in 2-aminopurine from fluorescence lifetime measurements [1%] by admin, 2007-07-06 16:34
- The fluorescence decay characteristics of 2-aminopurine (2AP) and 2-aminopurine riboside (2APr) have been investigated as a function ...
- Two-photon-induced photoisomerization of an azo dye [1%] by admin, 2007-07-06 16:33
- The cis-trans photoisomerization of an azo dye was induced by two-photon excitation using a titanium: sapphire femtosecond laser, ...
- Quantitative spatial mapping of mixing in microfluidic systems [1%] by admin, 2007-07-06 16:31
- Time-resolved fluorescence of 2-aminopurine as a probe of base flipping in m.hhai-DNA complexes [1%] by admin, 2007-07-06 16:30
- DNA base flipping is an important mechanism in molecular enzymology,
- High-precision FLIM-FRET in fixed and living cells reveals heterogeneity in a simple cfp-yfp fusion protein [1%] by admin, 2007-07-06 16:29
- We have used widefield photon-counting FLIM to study FRET in fixed and living cells using control FRET pairs. We have studied ...
- Optical tweezer micromanipulation of filamentous fungi [1%] by admin, 2007-07-06 16:23
- Optical tweezers have been little used in experimental studies on filamentous fungi. We have built a simple, compact, easy-to-use, safe and robust optical ...
- Continuous motion of interference patterns using the angular Doppler effect [1%] by admin, 2007-07-06 16:23
- We demonstrate the use of the angular Doppler effect to obtain continuous motion of interference patterns. A small frequency shift between two beams can ...
- Study of DNA deformation under flow using optical tweezers [1%] by admin, 2007-07-06 16:22
- We have observed a latency time (tau) of the order 10 s in the spermidine-induced condensation of YOYO-1-labelled DNA in flow. Higher flow speeds, longer ...
- Condensation of hydrodynamically stretched DNA using single molecule fluorescence imaging and optical tweezers [1%] by admin, 2007-07-06 16:22
- The stretching and unwinding of polymers under flow is important for understanding the rheological properties of dilute polymer solutions. Scaling ...
- Spherical aberration correction for optical tweezers [1%] by admin, 2007-07-06 16:22
- Typical optical tweezers setups use high numerical aperture oil-immersion objectives to trap particles suspended in an aqueous medium. When trapping deep ...
- Spectral imaging in a snapshot [1%] by admin, 2007-07-06 16:22
- We describe a new filter that simultaneously achieves spectral filtering and image replication to yield a two-dimensional, snapshot spectral imager. ...
- Force measurements in colloidal glasses using optical tweezers [1%] by admin, 2007-07-06 16:22
- Colloidal systems form the basis of many complex areas of academic and industrial research efforts. As well as contributing to the understanding of many ...
- Measuring Fungal Growth Forces with Optical Tweezers [1%] by admin, 2007-07-06 16:22
- Optical tweezers are proving themselves useful and powerful tools in many areas of biological research, including fungal cell biology. Here we investigate ...
- Hydrodynamics of bacterial suspensions [1%] by admin, 2007-07-06 16:21
- Suspensions of motile E. coli bacteria serve as a model system to experimentally study the hydrodynamics of active particle suspensions. Colloidal probe ...
- Multiple trap Laguerre-Gaussian holographic optical tweezers using a multiplexed ferroelectric SLM [1%] by admin, 2007-07-06 16:21
- A holographic optical tweezers system is constructed using time-shared multiplexing to generate multiple optical traps. Computer generated Fresnel zone ...
- Linear and nonlinear microrheology of dense colloidal suspensions [1%] by admin, 2007-07-06 16:21
- The length and time scales accessible to optical tweezers make them an ideal tool for the examination of colloidal systems. Embedded high-refractive-index ...
- Controlled rotation of optically trapped microscopic particles [1%] by admin, 2007-07-06 16:21
- We demonstrate controlled rotation of optically trapped objects in a spiral interference pattern. This pattern is generated by ...
- Revolving interference patterns for the rotation of optically trapped particles [1%] by admin, 2007-07-06 16:20
- Optically trapped objects are rotated controllably in the interference pattern between a Laguerre-Gaussian (LG) beam and a Gaussian ...
- Creation and manipulation of three-dimensional optically trapped structures [1%] by admin, 2007-07-06 15:59
- An interferometric pattern between two annular laser beams is used to construct three-dimensional (3D) trapped structures within an ...
- Moving interference patterns created using the angular Doppler-effect [1%] by admin, 2007-07-06 15:59
- We use the angular Doppler-effect to obtain stable frequency shifts from below one Hertz to hundreds of Hertz in the optical ...
- Handedness and azimuthal energy flow of optical vortex beams [1%] by admin, 2007-07-06 15:59
- The propagation of optical vortex beams obstructed by a knife edge is investigated. The intensity profile shows a characteristic ...
- Controlled simultaneous rotation of multiple optically trapped particles [1%] by admin, 2007-07-06 15:59
- We present a method for the controlled alignment or rotation of birefringent particles trapped in multiple optical trap sites of an ...
- Single molecule fluorescence imaging and its application to the study of DNA condensation [1%] by admin, 2007-07-09 15:02
- Single molecule fluorescence imaging incorporated with optical tweezers and a laminar flow cell has been used to monitor the kinetic process of DNA ...
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