Pump–probe microscopy is a non-linear optical imaging modality used in femtochemistry to study chemical reactions. It generates high-contrast images from...
22 KB (2,529 words) - 06:06, 28 February 2025
This approach is termed ultrafast transmission electron microscopy when stroboscopic pump-probe illumination is used: an image is formed by the accumulation...
118 KB (15,039 words) - 04:49, 18 May 2025
transmission electron microscopy (EFTEM) High-resolution transmission electron microscopy (HRTEM) Scanning confocal electron microscopy (SCEM) Scanning electron...
37 KB (4,263 words) - 23:40, 22 May 2025
Scanning electron microscope (redirect from Scanning electron microscopy)
versatile or achieve very high resolution. In an SEM, as in scanning probe microscopy, magnification results from the ratio of the raster on the display...
68 KB (8,229 words) - 11:38, 16 May 2025
produce no vibrations. These advantages make ion pumps well-suited for use in scanning probe microscopy, molecular beam epitaxy and other high-precision...
9 KB (1,123 words) - 20:27, 16 March 2025
Photoemission electron microscopy (PEEM, also called photoelectron microscopy, PEM) is a type of electron microscopy that utilizes local variations in...
20 KB (2,699 words) - 01:24, 26 May 2025
Coherent anti-Stokes Raman spectroscopy (redirect from CARS microscopy)
optical process involving three laser beams: a pump beam of frequency ωp, a Stokes beam of frequency ωS and a probe beam at frequency ωpr. These beams interact...
19 KB (2,462 words) - 06:36, 25 May 2025
electrical scanning probe microscopy (SPM) is an active area of research. Electrostatic force microscopy (EFM) and scanning Kelvin probe microscopy (SKPM) have...
72 KB (9,527 words) - 22:34, 26 May 2025
surfaces and structures. The probe tip is mounted on the end of a cantilever and can be as sharp as a single atom. In microscopy, probe tip geometry (length,...
72 KB (8,212 words) - 13:26, 17 August 2024
Ultrafast electron diffraction (redirect from Ultrafast scanning electron microscopy)
femtosecond electron diffraction, is a pump-probe experimental method based on the combination of optical pump-probe spectroscopy and electron diffraction...
11 KB (1,215 words) - 02:59, 28 May 2025
Photoactivatable probes, or caged probes, are cellular players (proteins, nucleic acids, small molecules) that can be triggered by a flash of light. They...
14 KB (1,583 words) - 04:41, 28 May 2025
Lipid bilayer (section Fluorescence microscopy)
2006). "Mechanical properties of pore-spanning lipid bilayers probed by atomic force microscopy". Biophys. J. 91 (1): 217–26. Bibcode:2006BpJ....91..217S...
85 KB (10,132 words) - 19:28, 3 June 2025
with unprecedented time resolution. Attosecond science mainly employs pump–probe spectroscopic methods to investigate the physical process of interest...
45 KB (6,077 words) - 19:55, 22 May 2025
Nano-FTIR (category Scanning probe microscopy)
scattering-type scanning near-field optical microscopy (s-SNOM). As s-SNOM, nano-FTIR is based on atomic-force microscopy (AFM), where a sharp tip is illuminated...
51 KB (6,281 words) - 22:03, 22 May 2025
variations on standard pump-probe experiments. Some commonly used techniques are Electron Diffraction imaging, Kerr Gated Microscopy, imaging with ultrafast...
33 KB (4,355 words) - 15:21, 26 May 2025
stroboscopic scheme is used where the excitation is the pump and the synchrotron X-ray flashes are the probe. X-ray microscopes work by exposing a film or charged...
7 KB (843 words) - 21:48, 5 May 2021
fluorescence microscopy. Over the past two decades, a new generation of characterization tools including AFM has allowed the direct probing and imaging...
20 KB (2,764 words) - 23:32, 24 October 2024
medium. The pump beam heats the material and the probe beam is deflected. This technique only works for transparent media. In transverse, the pump beam heats...
8 KB (1,120 words) - 11:44, 20 January 2024
inherent property of molecules. ND-TPACS has been measured using Z-scan (pump-probe) techniques, which measure the laser intensity decrease due to absorption...
16 KB (2,064 words) - 19:39, 8 August 2023
Photothermal spectroscopy measures heat evolved upon absorption of radiation. Pump-probe spectroscopy can use ultrafast laser pulses to measure reaction intermediates...
44 KB (4,768 words) - 18:59, 23 May 2025
Environmental scanning electron microscope (redirect from Environmental Scanning Electron Microscopy)
(rather than the standard Everhart–Thornley detector) and its differential pumping systems, to allow for the transfer of the electron beam from the high vacuum...
69 KB (8,297 words) - 18:04, 22 May 2025
Nanoneedle (section Atomic Force Microscopy)
to optoelectronic devices, the needles will be useful in atomic force microscopy (AFM), and can be easily grown in arrays. Such AFM arrays, besides producing...
5 KB (640 words) - 02:23, 27 October 2023
Ultra-high vacuum (section Pumping)
resolved photoemission spectroscopy (ARPES) Field emission microscopy and Field ion microscopy Atom Probe Tomography (APT) UHV is necessary for these applications...
22 KB (3,060 words) - 23:30, 25 September 2024
Bayley H, Anderson HL (2012). "Probing the Orientational Distribution of Dyes in Membranes through Multiphoton Microscopy". Biophysical Journal. 103 (5):...
51 KB (6,845 words) - 20:06, 25 May 2025
electron microscopy (LP EM) refers to a class of methods for imaging specimens in liquid with nanometer spatial resolution using electron microscopy. LP-EM...
16 KB (1,709 words) - 18:14, 2 August 2023
Vacuum ejector (redirect from Eductor-jet pump)
A vacuum ejector, or simply ejector, or aspirator, is a type of vacuum pump, which produces vacuum by means of the Venturi effect. In an ejector, a working...
8 KB (1,198 words) - 01:27, 7 January 2025
chemical sensitivity of SERS with the high spatial resolution of scanning probe microscopy techniques, enabling chemical imaging of surfaces at the nanometre...
86 KB (10,080 words) - 13:15, 30 May 2025
pH-range (pH > 6). The applicability of selected probes was demonstrated by epifluorescent and 2P microscopy on cultured cells and brain slices. This work...
23 KB (2,557 words) - 03:43, 29 July 2024
Surface plasmon resonance microscopy (SPRM), also called surface plasmon resonance imaging (SPRI), is a label free analytical tool that combines the surface...
67 KB (7,726 words) - 06:29, 25 May 2025
List of laser applications (section Microscopy)
visualization. Additional laser microscopy techniques include harmonic microscopy, four-wave mixing microscopy and interferometric microscopy. A laser weapon is directed-energy...
24 KB (2,749 words) - 06:01, 17 March 2025