About us

CIRAM,
carbon-14 dating and analysis laboratory

Since 2005, CIRAM has been revolutionizing science for the benefit of art, industry, and archaeology, by offering high-precision analyses.

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Our history

Created in 2005 by Richard Chéret and Olivier Bobin, CIRAM was founded with a strong ambition: to make analytical sciences accessible to players in the art market, archaeologists, and industrialists. At a time when few laboratories offered a multidisciplinary approach, CIRAM stood out for its ability to combine scientific expertise with a keen understanding of business challenges.

The company rapidly expanded internationally, with the creation of CIRAM Corp in New York in 2011, followed by a strategic partnership in Hong Kong in 2012.

In 2014, the construction of the headquarters in Martillac, in the Bordeaux region, marked a new stage, equipping the laboratory with cutting-edge technical resources to meet ever more ambitious projects.

As of 2017, CIRAM doubled the capacity of its materials analysis laboratory and inaugurated a state-of-the-art carbon-14 dating laboratory. To meet the constant increase in demand, we also doubled our radiocarbon production capacity in 2022, and then tripled it in 2024.

The year 2025 marks the launch of our laboratory's expansion with the creation of an additional 500 m². The work, as well as the complete renovation of our premises, will be completed in September 2026.

In 2026, CIRAM is also strengthening its technical platform with the integration of the AMS LEA from Ionplus (Zurich, Switzerland), an accelerator mass spectrometer entirely dedicated to radiocarbon analysis. The laboratory thus becomes the only private European player to have this technology.

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2005

Establishment of CIRAM

by Richard Chéret and Olivier Bobin

2011

Founded by CIRAM Corp

in New York

2012

Partnership

New partner in Hong Kong

2014

New head office

and laboratory in Martillac

2015

New laboratory
TL / OSL

2017

New laboratory
of C14

and Joint-Venture Europe

2021

Materials analysis biobased

2026

Laboratory Expansion

and AMS LEA by Ionplus (Zurich, Switzerland)

A scientist preparing a sample for laboratory dating analysis

Our laboratory

Our Martillac laboratory is a unique site in France, specifically designed to host sensitive and complex analyses. Thanks to a stimulating scientific environment, in proximity to the University of Bordeaux and recognized research centers, CIRAM cultivates excellence on a daily basis.

Every year we invest in cutting-edge technologies such as :

  • Accelerator Mass Spectrometry (AMS) for carbon-14 dating,
  • Isotope ratio mass spectrometry (IRMS), elemental analysis (EA) and automatic graphitization,
  • Some high-definition optical and radiographic imaging systems,
  • Specialized instruments for spectroscopy and microscopy.

Our strength also relies on our team of experts from various disciplines, at the intersection of scientific research, engineering, and field expertise. This synergy guarantees rigor, speed, and tailored support for each client.

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A scientist using a microscope in an accredited laboratory

Our accreditations

At CIRAM, each analysis is conducted according to standardized and internationally recognized protocols. Our methods meet the requirements of the following standards:

These repositories guarantee the traceability, reliability, and reproducibility of the results produced by our laboratory. They assure our clients of the security of work that complies with international standards, whether in the context of an artistic expertise, archaeological research, or industrial certification procedure.

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Companies around the world place their trust in us

National Museum of Natural History logo
L'Oréal logo
Institut Pasteur logo
Michelin logo
Louvre Museum logo
National Geographic logo

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Explore our dating and analysis resources

Archaeology
Fossil wood samples dated by the CIRAM laboratory

Fossil wood samples dated by the CIRAM laboratory

The CIRAM has dated two fossil woods whose exceptional preservation is explained in particular by their burial in a humid, oxygen-poor environment.

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carbon-14
The multiple uses of carbon-14 dating

The multiple uses of carbon-14 dating

An essential dating method, carbon-14 or radiocarbon is used to date archaeological artifacts, authenticate works of art, or measure the content biobased.

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Industry
What is a biobased product?

What is a biobased product?

Find out what biobased products are, what their advantages are, and how manufacturers are integrating them to transform their practices.

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Art market
How do you scientifically analyze a painting?

How do you scientifically analyze a painting?

The scientific analysis of a painting combines several complementary methods for studying its support, materials, manufacturing technique, state of conservation, and a...

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Archaeology
Carbon-14, thermoluminescence TL and OSL: which dating method to choose?

Carbon-14, thermoluminescence TL and OSL: which dating method to choose?

Choosing the right dating method in archaeology is not just a technical issue: it is a key decision that guides the entire interpretation of a site. Which technique to choose...

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carbon-14
How does carbon-14 dating work?

How does carbon-14 dating work?

How can you authenticate a work of art or an archaeological relic with scientific rigor? Carbon-14 dating offers a reliable and precise method for analyzing organic materials...

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