Research Areas - (9) SERS Nanoplasmonic Single-Molecule Biosensing

Full path: Biology > Biophysics > Quantum Biology / Biosensing > SERS Nanoplasmonic Single-Molecule Biosensing

Department(s)/lab(s): Physics (Cavendish Laboratory) | NanoPhotonics Centre @ Cambridge
Summary:

Baumberg directs the NanoPhotonics Centre, confining light into sub-nanometre plasmonic 'picocavities' between metal nanostructures to achieve single-molecule-sensitive SERS and study light-matter coupling at the molecular scale. Current work spans low-cost healthcare biosensors, chiral nanophotonics and quantum coherent effects in plasmonic cavities.

Department(s)/lab(s): Physics / Niels Bohr Institute | BendixLab β€” Biophotonics & Mechanobiology @ UCPH
Summary:

Poul Martin Bendix (Associate Professor, BendixLab/NBI) investigates physical properties of living cells using advanced optical techniques. Research: (1) optical tweezers for mechanosensing β€” GPCR mechanosensing with picoNewton force resolution, membrane curvature sensing by proteins (annexins, BAR-domain proteins); (2) thermoplasmonics β€” gold nanoparticle laser heating for controlled membrane microsurgery, cell fusion, and plasma membrane repair; (3) single-molecule biophysics β€” DNA-protein interactions using 4-trap optical tweezers (LUMICKS C-Trap) with STED imaging; (4) filopodia dynamics β€” twist and rotation of actin filaments; (5) Brillouin microscopy for cell mechanics; (6) COBM center management. GPCRmec consortium (Novo Nordisk). 2026 BPS Annual Meeting featured.

Department(s)/lab(s): Physics (Cavendish Laboratory) | Physics for Sustainable Chemistry Group @ Cambridge
Summary:

De Nijs leads the Physics for Sustainable Chemistry group, studying light-matter interactions at molecular length-scales using plasmonic nanocavities, with applications spanning single-molecule SERS sensing, in-situ electrochemical monitoring, and plasmon-driven photocatalysis for green chemistry (e.g. plastics degradation).

Department(s)/lab(s): BioNanoscience / Kavli Institute of Nanoscience | Nynke Dekker Lab β€” Single-Molecule DNA Biophysics @ TU Delft
Summary:

Nynke Dekker (Full Professor, BioNanoscience) leads single-molecule biophysics of DNA replication and topology. Research: (1) single-molecule force-fluorescence microscopy β€” integrated optical tweezers and fluorescence for real-time imaging of replication machinery; (2) DNA topology β€” supercoiling, gyrase, topoisomerase dynamics with magnetic tweezers; (3) DNA/RNA-processing molecular motors. EMBO member; KNAW member. 2024 integrated force-fluorescence toolbox published.

Department(s)/lab(s): BioNanoscience / Kavli Institute of Nanoscience | Kristin Grußmayer Lab β€” Super-Resolution Microscopy @ TU Delft
Summary:

Kristin Grußmayer (Assistant Professor, BioNanoscience, 2021) develops super-resolution microscopy tools. Research: (1) SOFI (super-resolution optical fluctuation imaging) β€” camera-based super-resolution using photon statistics; (2) multi-plane super-resolution and quantitative phase imaging β€” combined modalities for 3D sub-diffraction imaging; (3) new fluorescence probe classes for SMLM; (4) AI-driven smart microscopy for automated phenotype detection. Marie Curie Fellow (EPFL, Lasser group). Group established 2021.

Techniques:
Department(s)/lab(s): Physics / Niels Bohr Institute | Membrane Biophysics Group (Heimburg) @ UCPH
Summary:

Thomas Heimburg (Professor, NBI Membranes group) works on thermodynamics and biophysics of biological membranes. Research: (1) theory of nerve pulse propagation as electromechanical solitons ('soliton model'); (2) lipid membrane phase transitions β€” calorimetry, DSC, AFM; (3) anesthesia mechanism via membrane phase perturbation; (4) ion-channel-like events in pure lipid membranes near phase transitions. Notably co-authored 2016 Scientific Reports paper with QUANTOP (Jensen et al.) demonstrating non-invasive detection of nerve impulses using atomic magnetometry β€” direct overlap with quantum sensing.

Department(s)/lab(s): BioNanoscience / Kavli Institute of Nanoscience | Gijsje Koenderink Lab β€” Active Matter & Cell Biomechanics @ TU Delft
Summary:

Gijsje Koenderink (Full Professor, BioNanoscience) investigates active and passive mechanics of the cytoskeleton. Research: (1) active matter β€” motor-filament composite networks generating spontaneous mechanical activity; (2) cell mechanics β€” cytoskeletal contributions to cell shape, migration, and division; (3) biomaterials β€” designing synthetic cytoskeletal analogues; (4) optical tweezers and AFM rheology of reconstituted networks. Spinoza Prize 2021. ERC Advanced Grant.

Department(s)/lab(s): Chemistry – Photon Science Institute | Winpenny Group (Molecular Magnetism) @ Manchester
Summary:

Winpenny holds the Regius Chair in Chemistry at Manchester and is a world leader in molecular magnetism and molecular nanomagnets for quantum technologies. Research directions: (1) Molecular nanomagnets β€” synthesis of Cr7Ni 'horseshoe' rings and related cage clusters as prototype molecular qubits with long T2 times; (2) Multi-qubit molecular architectures β€” covalently linked molecular qubit pairs and arrays for quantum gate operations and distributed sensing; (3) Quantum error correction in molecules β€” designing molecular systems encoding logical qubits with error protection; (4) Quantum sensing applications β€” molecular spin systems as ultra-sensitive nanoscale magnetic sensors in the sub-nm regime. Leading the NPL M4Q Network and UK molecular qubit community.

Department(s)/lab(s): Biomedical Engineering | Advanced Spectroscopy Lab @ TAMU
Summary:

Yakovlev develops label-free biomedical imaging: Brillouin micro-spectroscopy of cell/tissue viscoelasticity, impulsive stimulated Brillouin scattering, SERS and coherent-Raman diagnostics, and quantum-enhanced (photon-number-resolving, sub-shot-noise) optical imaging in collaboration with Agarwal/Scully. In the broader landscape of NV-centre ensemble quantum sensing (DEER, nano-NMR, T1 relaxometry) operating near pT/sqrt(Hz) sensitivity, this work provides the biomedical, quantum-enhanced-imaging bridge for spin-sensor bio-applications.