Jove
Visualize
Contáctanos
JoVE
x logofacebook logolinkedin logoyoutube logo
ACERCA DE JoVE
Visión GeneralLiderazgoBlogCentro de Ayuda JoVE
AUTORES
Proceso de PublicaciónConsejo EditorialAlcance y PolíticasRevisión por ParesPreguntas FrecuentesEnviar
BIBLIOTECARIOS
TestimoniosSuscripcionesAccesoRecursosConsejo Asesor de BibliotecasPreguntas Frecuentes
INVESTIGACIÓN
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchivo
EDUCACIÓN
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualCentro de Recursos para ProfesoresSitio de Profesores
Términos y Condiciones de Uso
Política de Privacidad
Políticas

Videos de Conceptos Relacionados

UV–Vis Spectrometers01:14

UV–Vis Spectrometers

1.5K
The absorbance of UV and visible (UV–visible) radiations is measured using a UV–visible spectrophotometer. Deuterium lamps, which emit UV radiation, and tungsten lamps, which produce radiation in the visible region, are used as light sources in UV–visible spectrophotometers. A monochromator or prism is used for diffraction grating, i.e., to split the incoming radiation into different wavelengths. A system of slits is used to focus the desired wavelength on the sample cell.
1.5K
Atomic Emission Spectroscopy: Instrumentation01:22

Atomic Emission Spectroscopy: Instrumentation

568
The instrumentation of atomic emission spectrometry (AES) involves various components, including atomization devices that convert samples into gas-phase atoms and ions. There are two main types of atomization devices: continuous and discrete atomizers.  Continuous atomizers, like plasmas and flames, introduce samples in a constant stream, while discrete atomizers inject individual samples using syringes or autosamplers. The most common discrete atomizer is the electrothermal atomizer.
568
Tandem Mass Spectrometry01:21

Tandem Mass Spectrometry

1.2K
Tandem mass spectrometry is a technique that uses multiple mass analyzers in series to obtain a higher selectivity and signal-to-noise ratio for the analyte. Instruments with multiple analyzers separated by an interaction cell enable secondary fragmentation and selected study of the fragment ions.
Secondary fragmentations occur in the interaction cell and can be induced by various factors. Fragmentation induced by collision with inert gases, such as N2, Ar, He, etc., is called collision-induced...
1.2K
IR Spectrometers01:25

IR Spectrometers

1.3K
There are two main infrared (IR) spectrophotometers: dispersive IR spectrometers and Fourier transform infrared (FTIR) spectrometers. In a dispersive IR spectrometer, a beam of infrared radiation produced by a hot wire is divided into two parallel equal-intensity beams using mirrors. One beam passes through the sample, while another is a reference beam. The beams then move through the monochromator, which separates the radiations into a continuous spectrum of different frequencies. The...
1.3K
Ultraviolet and Visible (UV–Vis) Spectroscopy: Overview01:02

Ultraviolet and Visible (UV–Vis) Spectroscopy: Overview

2.9K
Ultraviolet–visible (UV–visible or UV–Vis) spectroscopy is an analytical technique that investigates the interaction between matter and UV–Vis light within the electromagnetic spectrum. This method is widely used for its versatility, simplicity, and relatively quick data acquisition, making it valuable for both qualitative and quantitative analysis. When UV–Vis radiation passes through a material,  molecules absorb light depending on the energy required for...
2.9K
Atomic Absorption Spectroscopy: Instrumentation01:22

Atomic Absorption Spectroscopy: Instrumentation

854
An atomic absorption spectrophotometer (AAS) comprises several components: a radiation source, an atomizer, a monochromator, and a detector. The radiation source can be a hollow-cathode lamp (HCL) or an electrodeless-discharge lamp (EDL), both of which provide a narrow emission line of the required wavelength. However, some instruments use continuum sources and high-resolution monochromators to achieve a narrow range of radiation.
The atomizer used in AAS can be either a flame atomizer or an...
854

También podría leer

Artículos Relacionados

Artículos vinculados a este trabajo por autores compartidos, revista y gráfico de citas.

Ordenar por
Same author

Sustainable fabrication of 2D-based devices through reuse of substrates with microfabricated electrodes.

Beilstein journal of nanotechnology·2026
Same author

Scalable Conformal Electronics Based on Roll-to-Roll Exfoliated van der Waals Semiconductors.

ACS nano·2026
Same author

Zero-Bias Photodetection and Opto-Synaptic Plasticity in BP/MoS<sub>2</sub> and WS<sub>2</sub>/PdSe<sub>2</sub> van der Waals Heterostructures.

ACS applied electronic materials·2026
Same author

Mechanical Detuning of Exciton-Phonon Resonance in WS<sub>2</sub>.

ACS photonics·2026
Same author

Strain control of the electronic structure in WS<sub>2</sub> homobilayers with 0° and 60° stacking angles.

Nanoscale·2026
Same author

Automated atomic site determination by four-dimensional scanning transmission electron microscopy data analytics.

Ultramicroscopy·2026
Same journal

Erratum for the Research Article "Detecting supramolecular organic nanoparticles during heat wave".

Science (New York, N.Y.)·2026
Same journal

Local signals, systemic decline.

Science (New York, N.Y.)·2026
Same journal

The mechanics of liver regeneration.

Science (New York, N.Y.)·2026
Same journal

Computing in a memory with physics.

Science (New York, N.Y.)·2026
Same journal

Retraction.

Science (New York, N.Y.)·2026
Same journal

Making time.

Science (New York, N.Y.)·2026
Ver todos los artículos relacionados

Video Experimental Relacionado

Updated: Aug 24, 2025

Biomolecular Imaging of Cellular Uptake of Nanoparticles using Multimodal Nonlinear Optical Microscopy
07:13

Biomolecular Imaging of Cellular Uptake of Nanoparticles using Multimodal Nonlinear Optical Microscopy

Published on: May 16, 2022

2.0K

Un espectrómetro ultraminiaturizado

Jorge Quereda1, Andres Castellanos-Gomez2

  • 1Grupo Interdisciplinar de Sistemas Complejos: Modelización Y Simulación, Departamento de Física de Materiales, Universidad Complutense de Madrid, Madrid, Spain.

Science (New York, N.Y.)
|October 20, 2022
PubMed
Resumen
Este resumen es generado por máquina.

Los espectrómetros miniaturizados permiten capacidades de detección avanzadas en la electrónica de consumo cotidiano. Este avance tecnológico amplía las aplicaciones potenciales de la espectroscopia más allá de los entornos de laboratorio tradicionales.

Más Videos Relacionados

Molecular Beam Mass Spectrometry With Tunable Vacuum Ultraviolet VUV Synchrotron Radiation
09:53

Molecular Beam Mass Spectrometry With Tunable Vacuum Ultraviolet VUV Synchrotron Radiation

Published on: October 30, 2012

13.0K
Proton Transfer and Protein Conformation Dynamics in Photosensitive Proteins by Time-resolved Step-scan Fourier-transform Infrared Spectroscopy
10:03

Proton Transfer and Protein Conformation Dynamics in Photosensitive Proteins by Time-resolved Step-scan Fourier-transform Infrared Spectroscopy

Published on: June 27, 2014

18.0K

Videos de Experimentos Relacionados

Last Updated: Aug 24, 2025

Biomolecular Imaging of Cellular Uptake of Nanoparticles using Multimodal Nonlinear Optical Microscopy
07:13

Biomolecular Imaging of Cellular Uptake of Nanoparticles using Multimodal Nonlinear Optical Microscopy

Published on: May 16, 2022

2.0K
Molecular Beam Mass Spectrometry With Tunable Vacuum Ultraviolet VUV Synchrotron Radiation
09:53

Molecular Beam Mass Spectrometry With Tunable Vacuum Ultraviolet VUV Synchrotron Radiation

Published on: October 30, 2012

13.0K
Proton Transfer and Protein Conformation Dynamics in Photosensitive Proteins by Time-resolved Step-scan Fourier-transform Infrared Spectroscopy
10:03

Proton Transfer and Protein Conformation Dynamics in Photosensitive Proteins by Time-resolved Step-scan Fourier-transform Infrared Spectroscopy

Published on: June 27, 2014

18.0K

Área de la Ciencia:

  • Óptica y fotónica
  • Espectroscopia
  • Tecnologías de miniaturización

Sus antecedentes:

  • Los espectrómetros son instrumentos analíticos cruciales para medir las propiedades de la luz.
  • Los espectrómetros actuales son a menudo voluminosos, lo que limita su adopción generalizada en dispositivos portátiles.
  • Los avances en la ingeniería óptica están impulsando el desarrollo de espectrómetros más pequeños y eficientes.

Objetivo del estudio:

  • Explorar la viabilidad de reducir la escala de los espectrómetros para aplicaciones de consumo.
  • Identificar los principales desafíos y las posibles soluciones en la miniaturización de espectrómetros.
  • Evaluar el impacto de los espectrómetros miniaturizados en el mercado de la electrónica de consumo.

Principales métodos:

  • Revisión de las técnicas de miniaturización existentes para componentes ópticos.
  • Análisis de nuevos materiales y procesos de fabricación para espectrómetros compactos.
  • Simulación y modelado de diseños de espectrómetros de tamaño reducido.

Principales resultados:

  • Demostración exitosa de diseños de espectrómetros con dimensiones significativamente reducidas.
  • Identificación de métodos de fabricación rentables para los espectrómetros miniaturizados.
  • Validación de las métricas de rendimiento comparables a los espectrómetros convencionales más grandes.

Conclusiones:

  • La miniaturización del espectrómetro es posible, allanando el camino para su integración en dispositivos de consumo.
  • Los espectrómetros miniaturizados ofrecen nuevas posibilidades para el análisis químico en movimiento y la identificación de materiales.
  • Esta innovación está lista para revolucionar la electrónica de consumo mediante la incorporación de capacidades espectroscópicas avanzadas.