Spectroscopy Collection (page 2)

Continuous spectrum caused by white light passing through lens

William Coblentz, US physicist C015 / 3286
William Coblentz (1873-1962), US physicist and astronomer with a spectroscope in his laboratory. Coblentz is best known for his work in infrared spectroscopy

Draper observing the Great Comet of 1881 C017 / 6824
Draper observing the Great Comet of 1881. 19th-century artwork of US physician and amateur astronomer Henry Draper (1837-1882) observing and taking photographic records of the Great Comet of 1881

George Downing Liveing, British chemist
George Downing Liveing (1827-1924), British chemist. Liveing studied at St Johns College, at the University of Cambridge. He went on to become a Fellow of the College and later its President (1911)

Rutherford backscattering spectrometer C016 / 3834
Rutherford backscattering spectrometer chamber. This is a view of the inside of one of the chambers of the spectrometer. Rutherford backscattering spectroscopy (RBS)

Nuclear magnetic resonance spectrometer C016 / 3830
Nuclear magnetic resonance (NMR) spectrometer. NMR spectroscopy measures the resonance between an applied magnetic field and the magnetic moment of a molecules atoms

Raman laser spectroscopy C016 / 3826
Raman laser spectroscopy. Close-up of a display screen, laser beams, and microscope objectives. This LabRAM HR Raman laser spectrometer is being used to obtain phase

Molecular beam mass spectrometer C016 / 3825
Molecular beam mass spectrometer (MBMS). This machine is being used to analyse vapours during gasification and pyrolysis processes in research into the thermochemical conversion of renewable energy

TOF SIMS spectrometer C016 / 3814
TOF SIMS spectrometer. Time-of-flight (TOF) secondary ion mass spectrometer (SIMS), used to analyse the surfaces of samples of various materials

Raman scattering analysis C016 / 3812
Raman scattering analysis. Researcher using a laser spectrometer to carry out a Raman scattering characterization analysis on photovoltaic (solar panel) materials

SIMS surface spectroscopy analysis C016 / 3813
SIMS surface spectroscopy analysis. Researcher using a secondary ion mass spectrometer (SIMS) to carry out surface analysis of various samples

Electro-optical laser characterization C016 / 3811
Electro-optical laser characterization. Femtosecond laser being used to characterize the electrical and optical properties of semiconductor and solid-state materials

Ionising X-ray spectroscope C016 / 3689
X-ray crystallography. An early design of X-ray spectroscope made in the 1910s. A beam of X-rays passes through a collimator and slit (left)

John Gladstone, British chemist C013 / 7707
John Gladstone (1827-1902). 19th Century artwork by Leslie Ward ( Spy ) of the British chemist John Hall Gladstone. Gladstone was President of the Physical Society from 1874 to 1876

Dairy industry quality control. Worker checking laboratory equipment during quality control processes at an industrial-scale dairy

High-precision spectrometer. Researcher using a spectrometer that has been designed to give results with high accuracy and precision. Spectrometry is the analysis of the electromagnetic spectrum

Flash photolysis
MODEL RELEASED. Flash photolysis. Researcher loading samples that will undergo flash photolysis, a method of investigating fast photochemical reactions

Laser bulb research
Bulb research. Laser being used to study a high- powered HBI lamp (centre left), a type of tungsten halogen light bulb. The bulb contains bromine and iodine gas

Producing interference gratings
Technician producing interference gratings. Here, a laser beam is being divided and then recombined to generate a very fine pattern of interference fringes (parallel light and dark bands)

Flash photolysis equipment, showing lasers (blue and yellow). Flash photolysis is a method of investigating fast photochemical reactions in a sample

Anders Angstrom, Swedish physicist
Anders Angstrom (1814-1874), Swedish physicist. Angstrom founded the science of spectroscopy, and the unit of atomic length, the angstrom, is named after him

3D surface graph depicting visual output from scientific equipment

3D surface graph, computer artwork
3D surface graph depicting visual output from scientific equipment

Space spectra, historical diagram
Joseph von Fraunhofer (1787-1826), a German physicist and optical instrument maker, is best known for his investigation of dark lines in the Suns spectrum. Now known as Fraunhofer lines

Early astronomical spectroscopy
One of the earliest Illustrations of Solar and Sidereal Spectra (from an 1878 article " Chemistry of Heavenly Bodies" by Dr. J. Gladstone)

3D surface graph and hand, artwork
Computer artwork of a hand holding a 3D surface graph depicting visual output from scientific equipment

Solar spectroscopy, 19th century
Solar spectroscopy. Artwork of solar eruptions combined with spectroscopic observations of the Sun. The depictions of the solar eruptions (prominences) and a planet (left, included for scale)

Fraunhofer lines, diagram
Fraunhofer lines. Diagram of the Suns spectrum, showing a set of dark absorption lines known as Fraunhofer lines. These are named after the German physicist Joseph von Fraunhofer (1787-1826)

Spectroscope, 19th century artwork. Artwork from the 1886 ninth edition of Moses and Geology (Samuel Kinns, London). This book was originally published in 1882

Blood spectra, 19th century artwork. These spectra, showing the results of analysis of blood samples, are from Text-book of forensic medicine and toxicology (London)

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Spectroscopy, a fascinating field of study that has revolutionized the way we understand matter and light. Dating back to 1954 with the invention of the mass spectrometer, it has allowed scientists to delve into the intricate world of atoms and molecules. One of its earliest breakthroughs came in 1860 when Gustav Robert Kirchhoff, a German physicist, discovered emission spectra for hydrogen (H), helium (He), and mercury (Hg). This finding paved the way for elemental analysis, enabling researchers to identify elements based on their unique spectral fingerprints. In 1905, Sir William Huggins immortalized himself through an oil painting capturing his dedication to spectrum analysis. His work showcased how this technique could unveil hidden secrets about celestial bodies by analyzing their emitted light. Edmond Becquerel further contributed to spectroscopy's advancement through lithography depicting his experiments in spectral analysis. These colorful lithographs not only captured the beauty of scientific exploration but also highlighted how different substances absorb or emit specific wavelengths of light. The Bunsen-Kirchoff Spectroscope invented by Robert Bunsen was another milestone in this field. This device enabled scientists like Sir William Crookes, a British chemist and physicist depicted in black-and-white photography, to observe and analyze various spectra accurately. Charles Wheatstone's engraving serves as a reminder that spectroscopy is not limited solely to chemistry or physics but extends its reach across multiple disciplines, and is an interdisciplinary tool used in fields such as biology, astronomy, medicine, and environmental science. From absorption spectra revealing molecular structures to emission spectra unraveling distant stars' composition – spectroscopy continues to unlock mysteries at both macroscopic and microscopic scales. Its applications are vast; it aids forensic investigations by identifying trace evidence while assisting astronomers in understanding galaxies billions of light-years away. As we marvel at these captivating images showcasing different aspects of spectroscopy's evolution over time - from black-and-white photography to vibrant lithographs.