Dan Ralph
Professor
Physics (LASSP) · CAS
248 publications
23,664 citations
59 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
9 citations · 9.8x 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
144.5x expected for field · 2,001 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
107.8x expected for field · 4,021 citations
Recent Papers (50)
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
2025-12-10 · Nano Letters
Gate-Tunable Electroresistance in a Sliding Ferroelectric Tunnel Junction
Daniel C. RalphProfessor, Physics (LASSP) · CAS
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
2019-02-27
Strong Damping‐Like Spin‐Orbit Torque and Tunable Dzyaloshinskii–Moriya Interaction Generated by Low‐Resistivity Pd1−xPtx Alloys
Daniel C. RalphProfessor, Physics (LASSP) · CAS
2019-02-19
Spin-Orbit Torques in Heavy-Metal–Ferromagnet Bilayers with Varying Strengths of Interfacial Spin-Orbit Coupling
2019-01-08
Current-Induced Torques with Dresselhaus Symmetry Due to Resistance Anisotropy in 2D Materials
Craig J. FennieProf Assoc, Applied & Engineering Physics DEPT · EN
Daniel C. RalphProfessor, Physics (LASSP) · CAS
2018-10-03
Irrelevance of magnetic proximity effect to spin-orbit torques in heavy-metal/ferromagnet bilayers
Daniel C. RalphProfessor, Physics (LASSP) · CAS
2018-09-06
Highly Efficient Spin-Current Generation by the Spin Hall Effect in Au1−xPtx
Daniel. C. RalphProfessor, Physics (LASSP) · CAS
2018-06-20
Reorientable Spin Direction for Spin Current Produced by the Anomalous Hall Effect
Daniel C. RalphProfessor, Physics (LASSP) · CAS
2018-05-22
Creation of localized skyrmion bubbles in Co/Pt bilayers using a spin-valve nanopillar
Daniel C. RalphProfessor, Physics (LASSP) · CAS
2018-03-01
Strong Enhancement of the Spin Hall Effect by Spin Fluctuations near the Curie Point of FexPt1−x Alloys
2018-02-05
Efficient switching of 3-terminal magnetic tunnel junctions by the giant spin Hall effect of Pt85Hf15 alloy
2018-01-30
Fast Low-Current Spin-Orbit-Torque Switching of Magnetic Tunnel Junctions through Atomic Modifications of the Free-Layer Interfaces
2018-01-12
Spin–Orbit Torques in NbSe2/Permalloy Bilayers
Daniel C. RalphProfessor, Physics (LASSP) · CAS
2017-08-30
Thickness dependence of spin-orbit torques generated by WTe2
Daniel C. RalphProfessor, Physics (LASSP) · CAS
2017-07-25
3D MOKE spin-orbit torque magnetometer
Daniel C. RalphProfessor, Physics (LASSP) · CAS