Konstantin Novoselov
Graphene Co-Discoverer and Pioneer of Two-Dimensional Materials
Biography
Konstantin Sergeevich Novoselov was born on August 23, 1974, in Nizhny Tagil, Russia. He studied physics at the Moscow Institute of Physics and Technology, one of Russia's most prestigious technical universities, before moving abroad to pursue research. Novoselov joined André Geim's group at the Radboud University of Nijmegen in the Netherlands as a PhD student and later followed Geim to the University of Manchester in the United Kingdom, where he would ultimately make his most celebrated contributions to physics.
At Manchester, Novoselov and Geim worked together on a remarkable series of experiments that culminated in the isolation of graphene in 2004. Using a disarmingly simple mechanical exfoliation technique with adhesive tape, they peeled successively thinner layers from bulk graphite until they obtained single atomic layers of carbon arranged in a hexagonal lattice. Novoselov's experimental skills were essential to characterizing this new material, measuring its electronic transport properties, and confirming its remarkable behavior. Their landmark paper in Science in 2004 announced graphene's isolation and sparked an explosion of research into two-dimensional materials.
In 2010, at the age of just 36, Novoselov shared the Nobel Prize in Physics with Geim "for groundbreaking experiments regarding the two-dimensional material graphene." He became one of the youngest Nobel laureates in physics in recent memory. Beyond the Nobel recognition, Novoselov was knighted in 2012 for his contributions to science and continued leading graphene research programs. In 2019, he took up a position at the National University of Singapore while maintaining collaborations with Manchester, where the National Graphene Institute was established largely on the foundation of his and Geim's work.
Novoselov's research continues to extend well beyond graphene itself. He has investigated a growing family of two-dimensional materials—hexagonal boron nitride, transition metal dichalcogenides, phosphorene—and pioneered the concept of "van der Waals heterostructures," where different atomic layers are stacked together like LEGO bricks to create materials with designed properties. This program represents one of the most productive research directions in condensed matter physics today.
Key Contributions
Co-Discovery and Isolation of Graphene
Working with André Geim, Novoselov played a central experimental role in isolating graphene in 2004 using mechanical exfoliation from graphite. His precision in handling samples, identifying single layers under an optical microscope, and measuring their properties made the discovery convincing and reproducible. This work provided the first definitive experimental proof that stable two-dimensional crystals could exist at room temperature, overturning longstanding theoretical objections and opening an entirely new field of materials science.
Electronic Transport in Graphene
Novoselov led detailed measurements of graphene's electronic properties, revealing that charge carriers behave as massless Dirac fermions—quasi-particles that move as if they have no effective mass. This unusual behavior produces exceptionally high carrier mobility and enables observation of the half-integer quantum Hall effect. His transport experiments connected graphene research to fundamental relativistic quantum mechanics and demonstrated that a tabletop experiment could probe physics normally associated with high-energy particle accelerators.
Van der Waals Heterostructures
Novoselov pioneered the concept of stacking different two-dimensional materials into engineered heterostructures held together by van der Waals forces. By combining layers of graphene, hexagonal boron nitride, and transition metal dichalcogenides, researchers can design materials with properties tailored atom-by-atom. This "atomic LEGO" approach has enabled new device concepts including tunneling transistors, light-emitting diodes, and photovoltaic cells built from atomically thin components.
Beyond Graphene: The 2D Materials Family
Novoselov extended research beyond graphene to investigate a growing family of two-dimensional materials. His work on hexagonal boron nitride as an atomically flat insulator, on transition metal dichalcogenides as direct-bandgap semiconductors, and on other 2D materials has broadened the palette available to researchers and engineers. This expanded materials toolkit has enabled advances in flexible electronics, optoelectronics, and quantum devices.
Applications in Sensors and Energy Technology
Novoselov's research has explored numerous applications of 2D materials in sensing, energy storage, and conversion technologies. Graphene's enormous surface area and excellent conductivity make it valuable for supercapacitors, battery electrodes, and ultrasensitive chemical and biological sensors. These applied directions complement the fundamental physics of 2D materials and contribute to emerging energy and detection technologies.
Legacy and Impact
Konstantin Novoselov's co-discovery of graphene, together with André Geim, launched one of the most active and productive fields in modern condensed matter physics. The simple elegance of the mechanical exfoliation technique, combined with the extraordinary properties of the resulting material, inspired researchers worldwide to re-examine assumptions about what materials were possible and what techniques were sufficient to reveal new physics. Graphene became a symbol for the idea that groundbreaking science does not always require billion-dollar infrastructure. The field of two-dimensional materials that Novoselov helped establish now includes dozens of materials with diverse properties and hundreds of research groups globally. The concept of van der Waals heterostructures he championed has become a standard paradigm in condensed matter physics, enabling new classes of devices and giving researchers an unprecedented degree of control over electronic, optical, and mechanical properties at the atomic scale. While graphene has not yet replaced silicon in mainstream electronics, it has found commercial applications in composites, coatings, thermal management, and sensors, with further applications under active development. More importantly, the science has been transformative: Novoselov's work opened entirely new chapters in condensed matter physics, with implications for everything from spintronics and superconductivity to quantum information and flexible electronics. Novoselov's career also exemplifies the importance of international collaboration and mobility in modern science. A Russian-educated physicist working in a Dutch-British research group, he demonstrated how scientific progress depends on the free movement of ideas and people across borders. His continued leadership in graphene and 2D materials research ensures that the field he helped create continues to advance, with consequences for materials science and technology that will extend well into the coming decades.