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MICROSCOPIO FUERZA ATOMICA [5 records]
Record 1 - internal organization data 2014-06-05
Record 1, English
Record 1, Subject field(s)
- Scientific Instruments
- Atomic Physics
Record 1, Main entry term, English
- contact mode atomic force microscope
1, record 1, English, contact%20mode%20atomic%20force%20microscope
correct
Record 1, Abbreviations, English
Record 1, Synonyms, English
- contact mode AFM 2, record 1, English, contact%20mode%20AFM
correct
Record 1, Textual support, English
Record number: 1, Textual support number: 1 CONT
The contact mode atomic force microscope (AFM) uses a tip that is connected to a cantilever which has a spring constant of about 0.01 - 0.3 N/m. 1, record 1, English, - contact%20mode%20atomic%20force%20microscope
Record 1, French
Record 1, Domaine(s)
- Instruments scientifiques
- Physique atomique
Record 1, Main entry term, French
- microscope à force atomique en mode contact
1, record 1, French, microscope%20%C3%A0%20force%20atomique%20en%20mode%20contact
correct, masculine noun
Record 1, Abbreviations, French
Record 1, Synonyms, French
Record 1, Textual support, French
Record number: 1, Textual support number: 1 CONT
[...] la version 3100 est composée d’un microscope à force atomique en mode contact ou en mode tapping, mode qui permet d’étudier la surface d’échantillons de toute taille. Elle est équipée de moteurs pas-à-pas qui permettent une étude exhaustive à grande échelle des échantillons. 1, record 1, French, - microscope%20%C3%A0%20force%20atomique%20en%20mode%20contact
Record 1, Spanish
Record 1, Campo(s) temático(s)
- Instrumentos científicos
- Física atómica
Record 1, Main entry term, Spanish
- microscopio de fuerza atómica en modo contacto
1, record 1, Spanish, microscopio%20de%20fuerza%20at%C3%B3mica%20en%20modo%20contacto
correct, masculine noun
Record 1, Abbreviations, Spanish
Record 1, Synonyms, Spanish
- AFM en modo contacto 2, record 1, Spanish, AFM%20en%20modo%20contacto
correct, masculine noun
- microscopio de fuerza atómica en modo con contacto 3, record 1, Spanish, microscopio%20de%20fuerza%20at%C3%B3mica%20en%20modo%20con%20contacto
correct, masculine noun
- AFM en modo con contacto 3, record 1, Spanish, AFM%20en%20modo%20con%20contacto
correct, masculine noun
Record 1, Textual support, Spanish
Record number: 1, Textual support number: 1 CONT
Microscopio de fuerza atómica [...] Tiene resolución de fracciones de angstrom. Su sonda está formada por un cantilever microscópico con una fina punta en su extremo encargada de rastrear la muestra. Puede trabajar en modo "contacto" y en modo "sin contacto". En el primer caso la punta toca la muestra y ésta ejerce una fuerza sobre la primera a medida que la sonda se desplaza sobre la muestra en el plano XY. 1, record 1, Spanish, - microscopio%20de%20fuerza%20at%C3%B3mica%20en%20modo%20contacto
Record number: 1, Textual support number: 2 CONT
El microscopio de fuerza atómica o AFM por sus siglas en inglés, muestrea la superficie mediante una punta muy pequeña de unos pocos micrones de largo y un diámetro más pequeño aún, de unos diez nanómetros. [...] Las fuerzas que actúan sobre el cantilever son varias. Una de ellas es la fuerza de Van der Waals que ocurre entre átomos. Esta fuerza puede ser de atracción o de repulsión, dependiendo de la distancia entre los átomos. Esto da lugar a dos modos de operación, el modo con contacto y modo sin contacto. En el modo con contacto el cantilever se sitúa a unos pocos angstroms de la superficie y la fuerza interatómica es de repulsión. En el modo sin contacto la punta se mantiene a decenas o cientos de angstroms de la superficie y las fuerzas son de atracción. 3, record 1, Spanish, - microscopio%20de%20fuerza%20at%C3%B3mica%20en%20modo%20contacto
Record number: 1, Textual support number: 1 OBS
AFM: por su sigla en inglés (atomic force microscope). 4, record 1, Spanish, - microscopio%20de%20fuerza%20at%C3%B3mica%20en%20modo%20contacto
Record 2 - internal organization data 2014-06-02
Record 2, English
Record 2, Subject field(s)
- Scientific Instruments
- Atomic Physics
Record 2, Main entry term, English
- atomic force microscope in constant force mode
1, record 2, English, atomic%20force%20microscope%20in%20constant%20force%20mode
proposal
Record 2, Abbreviations, English
Record 2, Synonyms, English
- AFM in constant force mode 1, record 2, English, AFM%20in%20constant%20force%20mode
proposal
Record 2, Textual support, English
Record number: 2, Textual support number: 1 OBS
The AFM can operate in either a "constant force" mode or a "constant height" mode. In the constant force mode, the DSP [digital signal processor] adjusts the height of the sample under the tip based on the deflection error signal, thus keeping the force constant. This is particularly useful if you must maintain a minimum or maximum force to an object. 2, record 2, English, - atomic%20force%20microscope%20in%20constant%20force%20mode
Record 2, French
Record 2, Domaine(s)
- Instruments scientifiques
- Physique atomique
Record 2, Main entry term, French
- microscope à force atomique à balayage à force constante
1, record 2, French, microscope%20%C3%A0%20force%20atomique%20%C3%A0%20balayage%20%C3%A0%20force%20constante
proposal, masculine noun
Record 2, Abbreviations, French
Record 2, Synonyms, French
Record 2, Textual support, French
Record number: 2, Textual support number: 1 OBS
Microscope à force atomique. [...] De même que pour le STM [microscope à effet tunnel], on distingue deux types de fonctionnement : [...] a) Balayage à hauteur constante [...] b) Balayage à force constante : À l'instar du STM, on essaie de maintenir la force constante durant toute la mesure, c'est-à-dire de déplacer l'objet dans les trois directions de l'espace. Les informations spatiales sont ensuite converties et transmises à un processeur d'image et visualisées sur un écran vidéo en affectant aux différentes altitudes des niveaux de gris donnés. La vitesse de balayage est ici uniquement limitée par la vitesse de réaction de la céramique piézo-électrique. 2, record 2, French, - microscope%20%C3%A0%20force%20atomique%20%C3%A0%20balayage%20%C3%A0%20force%20constante
Record 2, Spanish
Record 2, Campo(s) temático(s)
- Instrumentos científicos
- Física atómica
Record 2, Main entry term, Spanish
- microscopio de fuerza atómica en modo contacto de fuerza constante
1, record 2, Spanish, microscopio%20de%20fuerza%20at%C3%B3mica%20en%20modo%20contacto%20de%20fuerza%20constante
proposal, masculine noun
Record 2, Abbreviations, Spanish
Record 2, Synonyms, Spanish
Record 2, Textual support, Spanish
Record number: 2, Textual support number: 1 OBS
Microscopía de Fuerza Atómica (AFM). [...] Modos de operación. [...] Modo de contacto. [...] Dos modos de operación: (i) fuerza constante (piezo en z mueve a la muestra para mantener la deflexión constante) (ii) altura constante (mantiene z constante y mide la deflexión). 2, record 2, Spanish, - microscopio%20de%20fuerza%20at%C3%B3mica%20en%20modo%20contacto%20de%20fuerza%20constante
Record 3 - internal organization data 2014-06-02
Record 3, English
Record 3, Subject field(s)
- Scientific Instruments
- Atomic Physics
Record 3, Main entry term, English
- atomic force microscope in constant height mode
1, record 3, English, atomic%20force%20microscope%20in%20constant%20height%20mode
proposal
Record 3, Abbreviations, English
Record 3, Synonyms, English
- AFM in constant height mode 1, record 3, English, AFM%20in%20constant%20height%20mode
proposal
Record 3, Textual support, English
Record number: 3, Textual support number: 1 OBS
The AFM can operate in either a "constant force" mode or a "constant height" mode. ... The constant height mode keeps the sample at a set height then measures the deflection of the laser on the photodiode. 2, record 3, English, - atomic%20force%20microscope%20in%20constant%20height%20mode
Record 3, French
Record 3, Domaine(s)
- Instruments scientifiques
- Physique atomique
Record 3, Main entry term, French
- microscope à force atomique à balayage à hauteur constante
1, record 3, French, microscope%20%C3%A0%20force%20atomique%20%C3%A0%20balayage%20%C3%A0%20hauteur%20constante
proposal, masculine noun
Record 3, Abbreviations, French
Record 3, Synonyms, French
Record 3, Textual support, French
Record number: 3, Textual support number: 1 CONT
Microscope à force atomique. [...] De même que pour le STM [microscope à effet tunnel], on distingue deux types de fonctionnement : [...] a) Balayage à hauteur constante : durant la mesure, on maintient l'échantillon à une altitude constante et on enregistre le mouvement vertical du levier. Dans ce mode de fonctionnement, c'est l'inertie du levier qui impose la vitesse de déplacement de l'échantillon. Si la vitesse venait à être trop élevée, la pointe n'arriverait pas à suivre fidèlement les contours de la surface d'où une déformation de l'image, et même des dommages éventuels sur l'objet. 2, record 3, French, - microscope%20%C3%A0%20force%20atomique%20%C3%A0%20balayage%20%C3%A0%20hauteur%20constante
Record 3, Spanish
Record 3, Campo(s) temático(s)
- Instrumentos científicos
- Física atómica
Record 3, Main entry term, Spanish
- microscopio de fuerza atómica en modo contacto de altura constante
1, record 3, Spanish, microscopio%20de%20fuerza%20at%C3%B3mica%20en%20modo%20contacto%20de%20altura%20constante
proposal, masculine noun
Record 3, Abbreviations, Spanish
Record 3, Synonyms, Spanish
Record 3, Textual support, Spanish
Record number: 3, Textual support number: 1 OBS
Microscopía de Fuerza Atómica (AFM). [...] Modos de operación. [...] Modo de contacto. [...] Dos modos de operación: (i) fuerza constante (piezo en z mueve a la muestra para mantener la deflexión constante) (ii) altura constante (mantiene z constante y mide la deflexión). 2, record 3, Spanish, - microscopio%20de%20fuerza%20at%C3%B3mica%20en%20modo%20contacto%20de%20altura%20constante
Record 4 - internal organization data 2014-04-30
Record 4, English
Record 4, Subject field(s)
- Scientific Instruments
- Atomic Physics
Record 4, Main entry term, English
- noncontact atomic force microscope
1, record 4, English, noncontact%20atomic%20force%20microscope
correct
Record 4, Abbreviations, English
- NC-AFM 1, record 4, English, NC%2DAFM
correct
Record 4, Synonyms, English
- AFM in the non-contact mode 2, record 4, English, AFM%20in%20the%20non%2Dcontact%20mode
correct
Record 4, Textual support, English
Record number: 4, Textual support number: 1 CONT
Since 1995, the noncontact atomic force microscope (NC-AFM) has achieved remarkable progress. Based on nanomechanical methods, the NC-AFM detects the weak attractive force between the tip of a cantilever and a sample surface. This method has the following characteristics: it has true atomic resolution; it can measure atomic force interactions ... 1, record 4, English, - noncontact%20atomic%20force%20microscope
Record 4, Key term(s)
- non-contact atomic force microscope
- AFM in the noncontact mode
Record 4, French
Record 4, Domaine(s)
- Instruments scientifiques
- Physique atomique
Record 4, Main entry term, French
- microscope à force atomique en mode non-contact
1, record 4, French, microscope%20%C3%A0%20force%20atomique%20en%20mode%20non%2Dcontact
correct, masculine noun
Record 4, Abbreviations, French
Record 4, Synonyms, French
- microscope AFM en régime de non-contact 2, record 4, French, microscope%20AFM%20en%20r%C3%A9gime%20de%20non%2Dcontact
masculine noun
- NC-AFM 2, record 4, French, NC%2DAFM
masculine noun
- NC-AFM 2, record 4, French, NC%2DAFM
Record 4, Textual support, French
Record number: 4, Textual support number: 1 CONT
Microscope AFM en régime de non-contact (NC) avec détection par modulation de fréquence. Dans ce type d'instrument, la sonde oscille à sa fréquence propre de l'ordre de 40 kHz. Lorsque la sonde se trouve à proximité immédiate d'une surface de référence, les effets des forces de Van der Waals modifient légèrement cette oscillation. La détection de ces modulations permet de desceller la structure subnanométrique de la surface de référence (l'échantillon). Sont inclus des scanners à tube piezo pour le NC-AFM avec amplificateurs haute tension. 2, record 4, French, - microscope%20%C3%A0%20force%20atomique%20en%20mode%20non%2Dcontact
Record number: 4, Textual support number: 1 OBS
Dans le mode non-contact, la pointe [du microscope] est attirée. Les forces attractives étant très faibles, il faut travailler au froid et sous vide pour éviter l’humidité et l’agitation thermique. 1, record 4, French, - microscope%20%C3%A0%20force%20atomique%20en%20mode%20non%2Dcontact
Record 4, Spanish
Record 4, Campo(s) temático(s)
- Instrumentos científicos
- Física atómica
Record 4, Main entry term, Spanish
- microscopio de fuerza atómica en modo sin contacto
1, record 4, Spanish, microscopio%20de%20fuerza%20at%C3%B3mica%20en%20modo%20sin%20contacto
correct, masculine noun
Record 4, Abbreviations, Spanish
Record 4, Synonyms, Spanish
- AFM en modo sin contacto 2, record 4, Spanish, AFM%20en%20modo%20sin%20contacto
correct, masculine noun
- microscopio de fuerza atómica en modo de no-contacto 3, record 4, Spanish, microscopio%20de%20fuerza%20at%C3%B3mica%20en%20modo%20de%20no%2Dcontacto
correct, masculine noun
- AFM en modo de no-contacto 3, record 4, Spanish, AFM%20en%20modo%20de%20no%2Dcontacto
correct, masculine noun
- AFM en régimen de no contacto 4, record 4, Spanish, AFM%20en%20r%C3%A9gimen%20de%20no%20contacto
correct, masculine noun
Record 4, Textual support, Spanish
Record number: 4, Textual support number: 1 CONT
El microscopio de fuerza atómica o AFM por sus siglas en inglés, muestrea la superficie mediante una punta muy pequeña de unos pocos micrones de largo y un diámetro más pequeño aún, de unos diez nanómetros. [...] Las fuerzas que actúan sobre el cantilever son varias. Una de ellas es la fuerza de Van der Waals que ocurre entre átomos. Esta fuerza puede ser de atracción o de repulsión, dependiendo de la distancia entre los átomos. Esto da lugar a dos modos de operación, el modo con contacto y modo sin contacto. En el modo con contacto el cantilever se sitúa a unos pocos angstroms de la superficie y la fuerza interatómica es de repulsión. En el modo sin contacto la punta se mantiene a decenas o cientos de angstroms de la superficie y las fuerzas son de atracción. 2, record 4, Spanish, - microscopio%20de%20fuerza%20at%C3%B3mica%20en%20modo%20sin%20contacto
Record number: 4, Textual support number: 2 CONT
El principio de funcionamiento del microscopio de fuerza magnética es, en principio, el de un AFM en régimen de no contacto: un soporte flexible fijado a un extremo y una punta montada en el otro extremo. 4, record 4, Spanish, - microscopio%20de%20fuerza%20at%C3%B3mica%20en%20modo%20sin%20contacto
Record number: 4, Textual support number: 1 OBS
En el modo “sin contacto” el cantilever oscila a una frecuencia próxima a la resonancia y son las interacciones electrostáticas entre punta y muestra las que modifican la oscilación del cantilever (en frecuencia, amplitud o fase). 5, record 4, Spanish, - microscopio%20de%20fuerza%20at%C3%B3mica%20en%20modo%20sin%20contacto
Record number: 4, Textual support number: 2 OBS
AFM: por su sigla en inglés (atomic force microscope). 6, record 4, Spanish, - microscopio%20de%20fuerza%20at%C3%B3mica%20en%20modo%20sin%20contacto
Record 5 - internal organization data 2013-07-19
Record 5, English
Record 5, Subject field(s)
- Scientific Instruments
- Cytology
Record 5, Main entry term, English
- atomic force microscope
1, record 5, English, atomic%20force%20microscope
correct
Record 5, Abbreviations, English
- AFM 2, record 5, English, AFM
correct
Record 5, Synonyms, English
- scanning force microscope 3, record 5, English, scanning%20force%20microscope
correct
- SFM 4, record 5, English, SFM
correct
- SFM 4, record 5, English, SFM
Record 5, Textual support, English
Record number: 5, Textual support number: 1 DEF
A device in which the deflection of a sharp stylus mounted on a soft spring is monitored as the stylus is moved across a surface. 5, record 5, English, - atomic%20force%20microscope
Record number: 5, Textual support number: 1 OBS
Unlike the STM, the AFM [Atomic Force Microscope] can scan nonconducting samples. It can do this because it uses optical technology, direct contact, and a laser, to sense the position of the tip in relation to the sample. The tip is very sharp and protrudes from a small flexible cantilever. The laser reflects off the top side of the tip and is directed to a split photodiode. The height of the surface of the sample deflects the cantilever causing the position of the laser on the photodiode to change. The difference in voltage from the photodiode elements provide a "picture" of the surface. 6, record 5, English, - atomic%20force%20microscope
Record 5, French
Record 5, Domaine(s)
- Instruments scientifiques
- Cytologie
Record 5, Main entry term, French
- microscope à forces atomiques
1, record 5, French, microscope%20%C3%A0%20forces%20atomiques
correct, masculine noun
Record 5, Abbreviations, French
- AFM 2, record 5, French, AFM
correct, masculine noun
Record 5, Synonyms, French
- microscope à force atomique 3, record 5, French, microscope%20%C3%A0%20force%20atomique
correct, masculine noun
- AFM 4, record 5, French, AFM
correct, masculine noun
- AFM 4, record 5, French, AFM
Record 5, Textual support, French
Record number: 5, Textual support number: 1 DEF
Microscope où une pointe très fine se déplaçant à la surface de l'échantillon étudié, enregistre, grâce à un dispositif d'asservissement, la force d'interaction de Van der Waals entre la pointe sondeuse et la surface de l'échantillon. 5, record 5, French, - microscope%20%C3%A0%20forces%20atomiques
Record number: 5, Textual support number: 1 OBS
Le microscope à force atomique est un microscope à palpeur, c'est-à-dire que la sonde est en interaction mécanique (attractive ou répulsive) avec la surface à caractériser. 6, record 5, French, - microscope%20%C3%A0%20forces%20atomiques
Record 5, Spanish
Record 5, Campo(s) temático(s)
- Instrumentos científicos
- Citología
Record 5, Main entry term, Spanish
- microscopio de fuerza atómica
1, record 5, Spanish, microscopio%20de%20fuerza%20at%C3%B3mica
correct, masculine noun
Record 5, Abbreviations, Spanish
- AFM 1, record 5, Spanish, AFM
correct, masculine noun
Record 5, Synonyms, Spanish
- microscopio de fuerzas atómicas 2, record 5, Spanish, microscopio%20de%20fuerzas%20at%C3%B3micas
correct, masculine noun
- AFM 2, record 5, Spanish, AFM
correct, masculine noun
- AFM 2, record 5, Spanish, AFM
Record 5, Textual support, Spanish
Record number: 5, Textual support number: 1 DEF
Microscopio de proximidad basado en la detección de la fuerza que actúa entre la punta del microscopio y una [superficie] metálica o aislante [...] monitorea la superficie de la muestra con una punta de radio de curvatura de 20 a 60 nm [nanómetros] que se localiza al final de un cantilever. 1, record 5, Spanish, - microscopio%20de%20fuerza%20at%C3%B3mica
Record number: 5, Textual support number: 1 CONT
El microscopio de fuerzas atómicas […] fue inventado en el año 1986 por G. Binning, C. Quate y Ch. Gerber como un instrumento capaz de obtener con gran resolución imágenes de la topografía de una superficie. 2, record 5, Spanish, - microscopio%20de%20fuerza%20at%C3%B3mica
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