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SEM

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Calcium Silicate Hydrate (CSH) Crystals

A field of developing Calcium Silicate Hydrate (CSH) crystals in hardened white cement paste. When fully developed, CSH crystals contribute greatly to cement strength.

Courtesy of Marios Katsiotis

Taken by Quanta SEM microscope

Magnification: 24,000x
Sample: Hardened white cement paste (at 28 days of hydration)
Detector: SE
Voltage: 25 kV
Vacuum: 10^-4 Pa
Horizontal Field Width: 11.6 um
Working Distance: 7.1
Spot: 3.5

Crystalline Lattice

HR-TEM image showing crystalline lattice of B shell and Ni nanocrystal. Product: Talos TEM

Taken by Talos microscope

Explorer 4 Additive AppImage 5

Taken by Explorer 4 Additive microscope

Petroleum reservoir

Picture of sandstone, colourised to show constituents: quartz, feldspar and kaolinite clay

Courtesy of jim buckman

Taken by XL SEM microscope

Actinomyces

this is Actinomyces bacteria during Cell division isolated from Desert plants

Courtesy of Mr. Badar Al-saqer , university of dammam

Taken by Inspect microscope

Magnification: 75000X
Detector: ETD
Voltage: 20000
Working Distance: 10
Spot: 3

Senior technician

Unknown partical in field of tin balls on carbon

Courtesy of Dan Mallery

Taken by Certus 3D microscope

Orchid Lip

Agglomerate

Courtesy of Ms. Nurshaiba Md. Nasir

Taken by Quanta SEM microscope

Magnification: 800 x
Sample: Flower
Detector: LFD
Voltage: 5 kV
Vacuum: Low Vacuum
Working Distance: 10.9 mm
Spot: 3.0

Colourful Bricks - The Skin of a Lizard

The skin of a lizard

Courtesy of Ms. Zehra Sinem Hortooğlu , İzmir Institute of Technology Center for Materials Research

Taken by Quanta SEM microscope

Magnification: 145x
Sample: the skin of lizard
Detector: SE
Voltage: 3 kV
Vacuum: 2.71 e-3 Pa
Working Distance: 11.3
Spot: 3

Ceratium algae from river water

Ceratium algae filtered from river water

Courtesy of Dr. Louwrens Tiedt , North-West University, Potchefstroom Campus, Potchefstroom

Taken by Quanta SEM microscope

Magnification: 800X
Detector: SE
Voltage: 10 kV
Vacuum: 9.21e-6 mbar
Horizontal Field Width: 373µm
Working Distance: 8.2
Spot: 3.3

Aliens nest

Mineralogical / morphological characterization of a sample of spray roaster oxide from the regeneration of hydrochloric acid used in the acid leaching of titanium concentrate.

Courtesy of Mr. Rogerio Kwitko , VALE

Taken by Inspect microscope

Magnification: 360x
Sample: Spray roaster oxide, from the regeneration of hydrochloric acid used in the acid leaching of titanium concentrate
Detector: BSE
Voltage: 20 kV
Vacuum: 5.5e-6 mbar
Horizontal Field Width: 800um
Working Distance: 11mm
Spot: 4.5

human hair.

Female hair fiber.

Courtesy of Francisco Rangel

Taken by Quanta SEM microscope

Magnification: 4000x
Sample: hair fiber
Detector: Mix: SE + BSE
Voltage: 10 kV
Vacuum: 3.64e-3 Pa
Horizontal Field Width: 74.6 μm
Working Distance: 14.9
Spot: 3.5

QUASICRYSTAL pentagonal dodecahedron

pentagonal dodecahedron IN ALLOY Al-Fe-Cu

Courtesy of FRANC ZUPANIC

Taken by Quanta SEM microscope

Magnification: 3500
Sample: alloy Al-Fe-Cu
Detector: ETD
Voltage: 15 kV
Working Distance: 14,8

Crystal Balls

Calcium sulphate crystals on filter paper. Material provided by Nalco Champion recovered from a produced water sampled from a North Sea production well under seawater flooding.

Courtesy of Dr. Jim Buckman , Heriot-Watt University

Taken by Quanta SEM microscope

Magnification: 1500
Sample: Calcium sulphate
Detector: BSED (Quad detector)
Voltage: 20 kV
Vacuum: 0.45 Torr
Horizontal Field Width: 138 microns
Working Distance: 10.7
Spot: 4.0

Xenon diflouride

Xenon diflouride

Taken by V400ACE microscope

Magnification: 8,000x
Voltage: 30 kV
Horizontal Field Width: 37.3 μm
Spot: 7.7 pA

Nano-rack

ZnO-Nanostructures grown through each other.

Courtesy of Peter Heß

Taken by Nova NanoSEM microscope

Magnification: 20,000x
Detector: SE
Voltage: 3 kV
Vacuum: 0.0000277526 mbar
Horizontal Field Width: 15 μm
Working Distance: 4.9
Spot: 3

Titanium dioxide nanotubes

Nanotubes grown titanium dioxide on commercial titanium foil

Courtesy of Dr. Gilberto Del Rosario , Universidad Rey Juan Carlos

Taken by Nova NanoSEM microscope

Magnification: 80,000x
Sample: nanotubes
Detector: TLD
Voltage: 5 kV
Vacuum: high vacuum
Horizontal Field Width: 3.73 um
Working Distance: 5.2 mm
Spot: 3.0

Leaves of Zinc Oxide

Leaves of Zinc Oxide

Courtesy of Mr. Abdul Karim Shariff

Taken by Quanta SEM microscope

Magnification: 10,000
Sample: Zinc Oxide
Detector: ETD
Voltage: 10 kV
Vacuum: High Vacuum
Working Distance: 6.2 mm
Spot: 3.0

Self-assembled Gold Nanorods

DNA-directed self-assembled gold nanorods and nanospheres

Courtesy of Manoj Sridhar

Taken by Helios NanoLab microscope

Magnification: 500000x
Detector: TLD
Voltage: 18 kV
Horizontal Field Width: 100 nm
Working Distance: 4.0 mm

Embryonic Chick Heart Endocardium

3D reconstruction of the chick embryo heart endocardium at stage HH24 after altering blood flow. Cellular structure was segmented from an acquired Helios NanoLab 650 image stack, showing each cell in a different color.

Courtesy of Ms. Madeline Midgett , Oregon Health and Science University

Taken by Helios NanoLab microscope

Sample: Embryonic chick heart tissue
Horizontal Field Width: 20 microns

The WEB

Grid used for sample growth and TEM observation

Courtesy of Cyril GUEDJ

Taken by DualBeam microscope

Magnification: 20,000
Voltage: 10 kV

Tricomes on Squash leaf surface_2

Tricomes on Squash leaf surface Order: Cucurbitales Family: Cucurbitaceae Genus_species: Cucurbita maxima Scanning electron microscope image of lower leaf surface, showing stomates and tricomes.

Courtesy of Louisa Howard

Taken by Quanta SEM microscope

Magnification: 690
Sample: botanical_leaf
Detector: SE
Voltage: 10kV
Working Distance: 11.1
Spot: 3.0

surface coating materials

Powder metal-based samples are studied with SEM and EDX.

Courtesy of Mrs. DUYGU OGUZ KILIC , Izmir Institute of Technology- Center for Materials Research

Taken by Quanta SEM microscope

Magnification: 2500
Sample: iron-based surface coating materials
Detector: SE
Voltage: 15 kV
Vacuum: 5.49e-4 Pa
Working Distance: 8.4
Spot: 3

Alloy Mixture

Eutectoid decomposition of austenite to ferrite and cementite (Fe3C)

Courtesy of Gilberto Del Rosario

Taken by Nova NanoSEM microscope

Magnification: 6000x
Sample: carbon steel
Detector: ETD
Voltage: 4
Horizontal Field Width: 50
Working Distance: 4.7
Spot: 3.5

Staphylococcus aureus

Staphylococcus aureus bacteria

Courtesy of Mrs. MARIA LÁZARO DÍEZ , IDIVAL

Taken by Inspect microscope

Magnification: 7,000x
Sample: gold
Detector: ETD
Voltage: 25kV
Vacuum: 3 mbar
Horizontal Field Width: 42.6
Working Distance: 9.0 mm
Spot: 3.0

Manganese Oxide

Image where you can see the growth of manganese oxide (Birnesite) in a special way, a heart.

Courtesy of NAYELY PINEDA

Taken by Nova NanoSEM microscope

Magnification: 60,000x
Sample: Manganese Oxide: Birnesite
Detector: Helix
Voltage: 15 kV
Vacuum: Low Vaccum 1mbar
Horizontal Field Width: 2microns
Working Distance: 5.0mm
Spot: 4.0