LEM3 - UMR CNRS n° 7239

What LEM3 - UMR CNRS n° 7239 does

LEM3 — formally Laboratoire d'Étude des Microstructures et de Mécanique des Matériaux — is a French public research laboratory operating as a joint research unit (UMR CNRS n° 7239) under the joint tutelage of CNRS, Université de Lorraine, and Arts et Métiers. Founded in 2011 and headquartered at 7 rue Félix Savart in Metz (Grand Est), with secondary sites at the Arts et Métiers campus Metz, ENIM (École Nationale d'Ingénieurs de Metz), and InSIC in Saint-Dié-des-Vosges, the laboratory employs approximately 250 personnel including 70 doctoral candidates and is currently celebrating its 15th anniversary in 2026. It is organized around three research departments — MMSV (Mécanique des Matériaux, des Structures et du Vivant), IMPACT (Ingénierie des Microstructures, Procédés, Anisotropie, ComportemenT), and T-PRIOM — supported by three technological platforms (MécaRhéo for mechanical characterization and rheology, MicroMat for microscopy and microanalysis, Procédés for manufacturing processes) and dedicated high-performance computing resources.

The laboratory's research activity focuses on the relationship between material microstructures and mechanical behavior, spanning polycrystal plasticity, grain boundaries, dislocations, phase transformations, biomaterials, thermomechanics, contact mechanics, metallurgy, and digital/additive manufacturing. Output metrics include approximately 150 peer-reviewed publications per year, 50 active research projects, and 80 international collaborations. The lab is increasingly applying AI/ML methodologies across its research portfolio, including deep learning for microstructure-to-property prediction, custom CNN architectures for EBSD data, ML-based microstructure optimization, predictive maintenance for cyber-physical manufacturing systems, and the PRIMO project for predictive microstructure-driven material modeling.

LEM3 operates under a public research funding model rather than commercial revenue mechanics. Funding flows from institutional allocations by its three tutelles (CNRS, Université de Lorraine, Arts et Métiers), national competitive grants such as ANR, European and international research programs, and applied-research collaborations with industry in aerospace, automotive, and manufacturing. Outputs are distributed through peer-reviewed publications, scientific conferences, doctoral and master's training programs (in partnership with engineering schools ENIM, Polytech Nancy, Mines Nancy), technology transfer partnerships, and public science outreach (Fête de la Science). Revenue is not publicly disclosed, and the laboratory is not an investable entity in the conventional venture or buyout sense — it is a publicly funded academic research institution.

Name

LEM3 - UMR CNRS n° 7239

Legal name

Laboratoire d'Étude des Microstructures et de Mécanique des Matériaux

Website

https://lem3.univ-lorraine.fr

Company type

Private

Founded year

2011

Operating status

Operating

Headcount range

51–100 employees

Short description

LEM3 (UMR CNRS 7239) is a French public research laboratory in materials science, mechanics, and manufacturing processes, jointly operated by CNRS, Université de Lorraine, and Arts et Métiers, serving academic, doctoral, and industrial research communities.

Ownership category

akta.pro rank

Headquarters

HQ city

Metz

HQ country

France

HQ region

Europe

Offices4 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Technology or R&D, Infrastructure, Operations, Others

Revenue model

1. Public research funding: LEM3 is a public research laboratory (UMR CNRS 7239) funded through institutional partnerships with CNRS, Université de Lorraine, and Arts et Métiers. Additional funding comes from national research projects (ANR, etc.) and international research collaborations.

Go-to-market motion2 records

Distribution channels4 records

Marketing channels7 records

Core offering

LEM3 is a fundamental and applied research laboratory operating as a joint research unit (UMR CNRS 7239) supervised by CNRS, Université de Lorraine, and Arts et Métiers. It conducts research in Materials, Mechanics, and Processes, organized into three research departments (MMSV, IMPACT, T-PRIOM) and supported by three technological platforms (MécaRhéo, MicroMat, Procédés) plus high-performance computing infrastructure. It also contributes to academic training through Master's and engineering degree programs and doctoral thesis supervision.

Product overview

LEM3 is a fundamental and applied research laboratory (UMR CNRS 7239) dedicated to microstructures and mechanics of materials. The laboratory operates as a joint research unit combining CNRS, Université de Lorraine, and Arts et Métiers. Its portfolio includes three core research departments (MMSV, IMPACT, T-PRIOM), three technological platforms (MécaRhéo for mechanical characterization, MicroMat for microstructural analysis, and Procédés for materials processing), and high-performance computing resources (Calcul Intensif). The laboratory contributes to academic training through Master's programs and engineering degrees, and provides doctoral supervision. Research activities focus on areas including micromechchanics, biomaterials, metallurgy, thermomechanics, contact mechanics, and computational modeling.

Differentiator

Problem solved

Functional benefit

Products and services

• LEM3 Research Laboratory (UMR CNRS 7239)
• MécaRhéo Technological Platform

Quantifiable outcome

• Approximately 150 scientific publications per year
• +2 more outcomes

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

AI capability16 records

Feature5 records

Partnerships

Seven partnerships are on record, tiered secondary and core.

• IMDEA Materials Institute, UC3MsecondaryStrategic or Co-development Partner · 1 January 2026IMDEA Materials Institute (UC3M, Madrid) collaborates on the REVAMP project (Shock and Reshock of Porous Materials) with LEM3 researchers Christophe Czarnota and Cédric Sartori for doctoral thesis co-direction on void closure and dynamic spall fracture mechanisms.
• Université de Tohoku (Japon)secondaryStrategic or Co-development Partner · 1 January 2026Université de Tohoku collaborated with LEM3 doctoral student Kévin Khoudi on master's research on magnetostrictive properties of FeCo-Ni bi-materials produced by laser powder bed fusion, leading to Kévin Khoudi receiving the Prix Bernard Bolle 2025.
• CRPG (Centre de Recherches Pétrographiques et Géochimiques)secondaryStrategic or Co-development Partner · 1 January 2026CRPG organizes the European Lunar Symposium 2026 (June 22-26, Nancy) and collaborates with LEM3 researchers (Mahdia Hattab-Bumbieler, Fares Bennai, Mohamad Jrad) on the local organizing committee, contributing expertise in lunar geology and space exploration.
• Société Française de Métallurgie et des Matériaux (SF2M) - Section Grand EstsecondaryOthers · 1 January 2025SF2M Grand Est section awarded the Prix Bernard Bolle 2025 to LEM3 doctoral student Kévin Khoudi for innovative additive manufacturing research. SF2M president Laurent Weiss presented the award at a demi-journée scientifique on additive manufacturing organized at LEM3.
• Université de LorrainecoreStrategic or Co-development PartnerUniversité de Lorraine is one of three institutional supervising bodies (tutelles) of LEM3. The lab is established as a joint research unit (UMR CNRS 7239) with the university, contributing to the university's research output and educational mission.
• Centre national de la recherche scientifique (CNRS)coreStrategic or Co-development PartnerCNRS is the primary institutional partner of LEM3 as a joint research unit (UMR CNRS 7239). CNRS provides national research framework, funding support, and institutional recognition for the laboratory's activities.
• Arts et MétierscoreStrategic or Co-development PartnerArts et Métiers (École Nationale d'Ingénieurs de Metz) is one of the institutional supervising bodies of LEM3. The partnership integrates engineering education with advanced research capabilities, providing student access to lab facilities and expertise.

Scale indicators7 records

Recent moves7 records

Expansion highlights5 records

Broad incumbents

• Max Planck Institute for Sustainable Materials (MPI-SusMat): German basic-research institute focused on sustainable metallurgy and materials design. Comparable in scope of fundamental research on microstructural-mechanical relationships but operates at a broader national/international scale with greater funding base.
• Fraunhofer IWM (Institute for Mechanics of Materials): German applied research institute within the Fraunhofer Society dedicated to materials mechanics and component reliability. Comparable research scope (micromechanics, lifetime prediction, manufacturing) but with a stronger industry-application orientation and significantly larger scale.

Direct peers

• MSSMat (Mécanique des Solides, des Structures et des Matériaux): UMR CNRS 8579 at CentraleSupélec (Université Paris-Saclay) focused on solid mechanics, structures, and materials. Comparable scale and structure to LEM3, with overlapping expertise in micromechanics, plasticity, and computational mechanics.
• SIMaP (Science et Ingénierie des Matériaux et Procédés): French joint research unit (UMR CNRS 5266) at Université Grenoble Alpes focused on materials science, mechanics, and processes. Directly comparable to LEM3 in mandate, structure, and parent institutions (CNRS + university), with overlapping topics in metallurgy, additive manufacturing, and microstructure characterization.
• Institut P' (PPrime Institute): CNRS UMR 6619 research institute at Université de Poitiers covering mechanics, materials, and processes. Closely comparable to LEM3's three-department structure, with similar reliance on multi-institutional tutelle and emphasis on multi-scale modeling and experimental mechanics.
• Institut Jean Lamour: UMR CNRS 7198 also hosted by Université de Lorraine and operating in the Grand Est region. Direct local peer to LEM3 in materials, nanotechnologies, and plasma/laser processes, sharing the same regional tutelle and overlapping with LEM3's Procédés platform.
• ICMPE (Institut de Chimie et des Matériaux Paris-Est): UMR CNRS 7182 at Université Paris-Est Créteil covering chemistry and materials science. Comparable CNRS unit with overlapping activities in metallurgy, biomaterials, and functional materials characterization.

Peers

• CIRIMAT (Centre Inter-universitaire de Recherche et d'Ingénierie des Matériaux): French CNRS UMR hosting materials science research across Toulouse universities. Direct peer in the French academic materials landscape with comparable platform infrastructure and industry partnership model in metallurgy and surface engineering.

Regional players

• IMDEA Materials Institute: Madrid-based research institute (already collaborating with LEM3 on REVAMP project). Comparably scoped on multiscale materials modeling, additive manufacturing, and structural integrity; serves as LEM3's regional counterpart in the Iberian research ecosystem.

Others

• Arts et Métiers ParisTech – MSMP Laboratory: Sibling engineering-school research entity under one of LEM3's own tutelles (Arts et Métiers). Comparable scope in materials, mechanics, and processes, and shares institutional governance with LEM3, making it a tightly coupled peer.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• Xx.com/Labo_LEM3
• YouTubeyoutube.com/channel/UC3oCAN1FIRbhdfGiO-XbnRw
• Facebookfacebook.com/lem3.cnrs
• LinkedInlinkedin.com/company/lem3---umr-cnrs-n-7239

Compliance2 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles7 records

Funding overview

Funding rounds

Investors

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M&A

Investments

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Frequently asked questions about LEM3 - UMR CNRS n° 7239