Dan Ralph

Professor
Physics (LASSP) · CAS

Dan Ralph serves as Professor in Physics (LASSP) at Cornell University.

230 publications
23,978 citations
60 h-index
Physics and Astronomy
Rising Papers (1)
2025-07-10 · Science · Atomic and Molecular Physics, and Optics
Spin-filter tunneling detection of antiferromagnetic resonance with electrically tunable damping
Daniel C. RalphProfessor, Physics (LASSP) · CAS
15 citations · 5.8x expected for field
Top Papers (2)
2002-06-01 · Nature · Electrical and Electronic Engineering
Coulomb blockade and the Kondo effect in single-atom transistors
Daniel C. RalphProfessor, Physics (LASSP) · CAS
147.3x expected for field · 2,012 citations
2012-05-03 · Science · Atomic and Molecular Physics, and Optics
Spin-Torque Switching with the Giant Spin Hall Effect of Tantalum
Daniel C. RalphProfessor, Physics (LASSP) · CAS
84.0x expected for field · 4,140 citations
Recent Papers (50)
2026-10-02 · Zenodo (CERN European Organization for Nuclear Research)
References - SUPREME: Materials-to-Systems Advances in Emerging Devices, Interconnects, and Processing under SRC JUMP 2.0
Judy J. ChaProfessor, Materials Science & Engr DEPT · EN
Hari P. NairProf Asst, Materials Science & Engr DEPT · EN
Daniel C. RalphProfessor, Physics (LASSP) · CAS
Farhan RanaProfessor, Electrical and Computer Engr DEPT · EN
2026-10-02 · Zenodo (CERN European Organization for Nuclear Research)
References - SUPREME: Materials-to-Systems Advances in Emerging Devices, Interconnects, and Processing under SRC JUMP 2.0
Judy J. ChaProfessor, Materials Science & Engr DEPT · EN
Hari P. NairProf Asst, Materials Science & Engr DEPT · EN
Daniel C. RalphProfessor, Physics (LASSP) · CAS
Farhan RanaProfessor, Electrical and Computer Engr DEPT · EN
2026-10-01 · Zenodo (CERN European Organization for Nuclear Research)
References - SUPREME: Materials-to-Systems Advances in Emerging Devices, Interconnects, and Processing under SRC JUMP 2.0
Judy J. ChaProfessor, Materials Science & Engr DEPT · EN
Hari P. NairProf Asst, Materials Science & Engr DEPT · EN
Daniel C. RalphProfessor, Physics (LASSP) · CAS
Farhan RanaProfessor, Electrical and Computer Engr DEPT · EN
2026-09-14 · arXiv (Cornell University) · Atomic and Molecular Physics, and Optics
Two Strategies to Measure Spin-Orbit-Torque Efficiency Acting on the Insulating Magnet Li$_{0.5}$Al$_{0.7}$Fe$_{1.8}$O$_4$
Daniel C. RalphProfessor, Physics (LASSP) · CAS
2026-07-22 · Advanced Materials · Atomic and Molecular Physics, and Optics
Parity‐Anomaly Quantum Anomalous Hall State in Mechanically Assembled Topological Insulator/Magnet Heterostructures
Daniel C. RalphProfessor, Physics (LASSP) · CAS
2026-07-17 · Zenodo (CERN European Organization for Nuclear Research)
Additional data for Parity-Anomaly Quantum Anomalous Hall State in Mechanically Assembled Topological Insulator/Magnet Heterostructures
Daniel C. RalphProfessor, Physics (LASSP) · CAS
2026-07-17 · Zenodo (CERN European Organization for Nuclear Research)
Additional data for Parity-Anomaly Quantum Anomalous Hall State in Mechanically Assembled Topological Insulator/Magnet Heterostructures
Daniel C. RalphProfessor, Physics (LASSP) · CAS
2026-06-12 · Nature Materials · Atomic and Molecular Physics, and Optics
Polar nano-regions enable large spin Hall conductivity in metallic PtCoO2
Daniel C. RalphProfessor, Physics (LASSP) · CAS
2026-05-25 · Applied Physics Letters · Condensed Matter Physics
Low-loss Nb on Si superconducting resonators from a dual-use spintronics deposition chamber and with acid-free post-processing
Daniel C. RalphProfessor, Physics (LASSP) · CAS
Gregory D. FuchsProfessor, Applied & Engineering Physics DEPT · EN
2026-04-30 · IEEE Transactions on Electron Devices · Atomic and Molecular Physics, and Optics
Modeling and Optimization of Two-Terminal Spin-Orbit-Torque MRAM
Daniel C. RalphProfessor, Physics (LASSP) · CAS
2026-04-10 · Nature Communications · Electronic, Optical and Magnetic Materials
Unconventional magnon-mediated spin torque enabled by ferroelectric domain engineering in multiferroic BiFeO3
Daniel C. RalphProfessor, Physics (LASSP) · CAS
2026-03-14 · arXiv (Cornell University) · Atomic and Molecular Physics, and Optics
Imaging Harmonic Generation of Magnons
Daniel C. RalphProfessor, Physics (LASSP) · CAS
Katja C. NowackProf Assoc, Physics (LASSP) · CAS
Gregory D. FuchsProfessor, Applied & Engineering Physics DEPT · EN
2026-01-01 · IEEE Magnetics Letters · Atomic and Molecular Physics, and Optics
A Comprehensive Modeling and Benchmarking Framework for Two-Terminal In-Plane Magnetic Anisotropy SOT-MRAM
Daniel C. RalphProfessor, Physics (LASSP) · CAS
2025-12-10 · Nano Letters
Gate-Tunable Electroresistance in a Sliding Ferroelectric Tunnel Junction
Daniel C. RalphProfessor, Physics (LASSP) · CAS
2025-11-05 · Advanced Materials · Materials Chemistry
Turn‐On of Current‐Induced Spin Torque Upon Non‐collinear Antiferromagnetic Ordering in Delafossite PdCrO 2
2023-08-25
Tuning the Curie temperature of a 2D magnet/topological insulator heterostructure to above room temperature by epitaxial growth
Daniel C. RalphProfessor, Physics (LASSP) · CAS
David A. MullerProfessor, Applied & Engineering Physics DEPT · EN
2022-08-22
Gate-Tunable Anomalous Hall Effect in a 3D Topological Insulator/2D Magnet van der Waals Heterostructure
David A. MullerProfessor, Applied & Engineering Physics DEPT · EN
Daniel C. RalphProfessor, Physics (LASSP) · CAS
2022-06-02
Anisotropic Gigahertz Antiferromagnetic Resonances of the Easy-Axis van der Waals Antiferromagnet CrSBr
Daniel C. RalphProfessor, Physics (LASSP) · CAS
2022-04-07
Giant bulk spin–orbit torque and efficient electrical switching in single ferrimagnetic FeTb layers with strong perpendicular magnetic anisotropy
David A. MullerProfessor, Applied & Engineering Physics DEPT · EN
Daniel C. RalphProfessor, Physics (LASSP) · CAS
2022-01-25
Anisotropic Magnon Spin Transport in Ultrathin Spinel Ferrite Thin Films─Evidence for Anisotropy in Exchange Stiffness
Daniel C. RalphProfessor, Physics (LASSP) · CAS
2021-10-04
Separation of Artifacts from Spin-Torque Ferromagnetic Resonance Measurements of Spin-Orbit Torque for the Low-Symmetry van der Waals Semi-Metal ZrTe$_\textbf{3}$
Daniel C. RalphProfessor, Physics (LASSP) · CAS
2021-08-20
Resonant Measurement of Nonreorientable Spin-Orbit Torque from a Ferromagnetic Source Layer Accounting for Dynamic Spin Pumping
Daniel C. RalphProfessor, Physics (LASSP) · CAS
2021-08-13
Maximizing spin-orbit torque generated by the spin Hall effect of Pt
Daniel C. RalphProfessor, Physics (LASSP) · CAS
2021-06-24
Unveiling the Mechanism of Bulk Spin‐Orbit Torques within Chemically Disordered FexPt1‐x Single Layers
Daniel C. RalphProfessor, Physics (LASSP) · CAS
2021-06-07
Resolving Discrepancies in Spin-Torque Ferromagnetic Resonance Measurements: Lineshape versus Linewidth Analyses
Daniel C. RalphProfessor, Physics (LASSP) · CAS
2021-05-28
Anisotropic Magnon Spin Transport in Ultra-thin Spinel Ferrite Thin\n Films -- Evidence for Anisotropy in Exchange Stiffness
Daniel C. RalphProfessor, Physics (LASSP) · CAS
2021-05-17
Interfacial and bulk spin Hall contributions to fieldlike spin-orbit torque generated by iridium
Daniel C. RalphProfessor, Physics (LASSP) · CAS
2020-11-24
Effects of Anisotropic Strain on Spin–Orbit Torque Produced by the Dirac Nodal Line Semimetal IrO2
Daniel C. RalphProfessor, Physics (LASSP) · CAS
David A. MullerProfessor, Applied & Engineering Physics DEPT · EN
2020-10-13
Direct Visualization of Trimerized States in 1T′−TaTe2
Daniel C. RalphProfessor, Physics (LASSP) · CAS
Craig J. FennieProf Assoc, Applied & Engineering Physics DEPT · EN
2020-09-16
Controlling spin current polarization through non-collinear antiferromagnetism
2020-09-16
Observation of Strong Bulk Damping‐Like Spin‐Orbit Torque in Chemically Disordered Ferromagnetic Single Layers
David A. MullerProfessor, Applied & Engineering Physics DEPT · EN
Daniel C. RalphProfessor, Physics (LASSP) · CAS
2020-08-11
Transverse and Longitudinal Spin-Torque Ferromagnetic Resonance for Improved Measurement of Spin-Orbit Torque
Daniel C. RalphProfessor, Physics (LASSP) · CAS
2020-06-15
Spin–orbit torque field-effect transistor (SOTFET): Proposal for a magnetoelectric memory
Alyssa B. ApselProfessor, Electrical and Computer Engr DEPT · EN
Daniel C. RalphProfessor, Physics (LASSP) · CAS
2020-04-21
Local Photothermal Control of Phase Transitions for On‐Demand Room‐Temperature Rewritable Magnetic Patterning
Daniel C. RalphProfessor, Physics (LASSP) · CAS
Gregory D. FuchsProfessor, Applied & Engineering Physics DEPT · EN
2020-04-07
Strong, Temperature-Dependent Spin-Orbit Torques in Heavy Fermion YbAl$_3$
Daniel C. RalphProfessor, Physics (LASSP) · CAS
2020-03-16
Origin of Strong Two-Magnon Scattering in Heavy-Metal/Ferromagnet/Oxide Heterostructures
Daniel C. RalphProfessor, Physics (LASSP) · CAS
2020-01-14
Energy‐Efficient Ultrafast SOT‐MRAMs Based on Low‐Resistivity Spin Hall Metal Au0.25Pt0.75
Daniel C. RalphProfessor, Physics (LASSP) · CAS
Daniel C. RalphProfessor, Physics (LASSP) · CAS
2020-01-13
Berry curvature, semiclassical electron dynamics, and topological materials: Lecture notes for Introduction to Solid State Physics
Daniel C. RalphProfessor, Physics (LASSP) · CAS
2019-12-19
Imaging uncompensated moments and exchange-biased emergent ferromagnetism in FeRh thin films
Daniel C. RalphProfessor, Physics (LASSP) · CAS
Gregory D. FuchsProfessor, Applied & Engineering Physics DEPT · EN
2019-12-01
Materials Relevant to Realizing a Field-Effect Transistor Based on Spin–Orbit Torques
Daniel C. RalphProfessor, Physics (LASSP) · CAS
2019-11-01
Layer-dependent spin-orbit torques generated by the centrosymmetric transition metal dichalcogenide β−MoTe2
Daniel C. RalphProfessor, Physics (LASSP) · CAS
2019-11-01
MoS 2 pixel arrays for real-time photoluminescence imaging of redox molecules
2019-10-22
Spin Seebeck Imaging of Spin-Torque Switching in Antiferromagnetic Pt/NiO Heterostructures
Katja C. NowackProf Assoc, Physics (LASSP) · CAS
Daniel C. RalphProfessor, Physics (LASSP) · CAS
Gregory D. FuchsProfessor, Applied & Engineering Physics DEPT · EN
2019-08-01
Effective Spin-Mixing Conductance of Heavy-Metal–Ferromagnet Interfaces
Daniel C. RalphProfessor, Physics (LASSP) · CAS
2019-07-26
Anisotropic spin-orbit torque generation in epitaxial SrIrO 3 by symmetry design
Daniel C. RalphProfessor, Physics (LASSP) · CAS
2019-07-05
Variation of the giant intrinsic spin Hall conductivity of Pt with carrier lifetime
2019-06-07
Enhancing Spin-Orbit Torque by Strong Interfacial Scattering From Ultrathin Insertion Layers
Daniel C. RalphProfessor, Physics (LASSP) · CAS
2019-05-11
Intrinsic nature of the giant spin Hall conductivity of Pt
Daniel C. RalphProfessor, Physics (LASSP) · CAS
2019-05-09
Enhancement of spin transparency by interfacial alloying
Daniel C. RalphProfessor, Physics (LASSP) · CAS
2019-05-02
Exceptionally High, Strongly Temperature Dependent, Spin Hall Conductivity of SrRuO3
Hari P. NairProf Asst, Materials Science & Engr DEPT · EN
Daniel C. RalphProfessor, Physics (LASSP) · CAS
David A. MullerProfessor, Applied & Engineering Physics DEPT · EN