Publications

2025

• "Quantum Sensing of Gravitational Frame-Dragging with a Superfluid He4 Gyrometer," Kai-Isaak Ellers, Marios Christodoulou, K.C. Schwab, K. Birgitta Whaley, arXiv:2510.20772. 

2023

• "Microwave-to-optical transduction with erbium ions coupled to planar photonic and superconducting resonators," J. Rochman, T. Xie, JG Bartholomew, KC Schwab, and A. Faraon, Nature Communications 14, 1153 (2023.)

2022

• "Hot Carrier Thermalization and Josephson Inductance Thermometry in a Graphene-based Microwave Circuit," R. Katti, H. Arora, OP Saira, K. Watanabe, T. Taniguchi, KC Schwab, M. Roukes, S. Nadj-Perge, ArXiv:2208.13379 (2022.)

2021

• "Tickle the Dragon's Tail," KC Schwab, Soaring, pp. 10-17, Aug. (2021) PDF
• "With the DG303 at 11,000 meters,"  KC Schwab, Aerokurier, pp.50-57, May (2021).   PDF
• "Broadband radiation sensor based on a resonantly-coupled graphene sns junction," R. Katti, H. Singh Arora, KC Schwab, ML Roukes, S Nadj-Perge,  US Patent App. 17/191,443.

2017

• "Resonant Thermoelectric Nanophotonics," K.W. Mauser, S. Kim, S. Mitrovic, D. Fleischman, R. Pala, KC Schwab and H.A. Atwater, Nature Nano. 12​, 770 (2017).   PDF

• "Ultra-high Q acoustic resonance in superfluid 4He," LA De Lorenzo, KC Schwab,  JLTP  186, 233-240 (2017). (arxiv:1607.07902). 

2016

•  "Quantum nondemolition measurement of mechanical squeezed state beyond the 3 dB limit," CU Lei, AJ Weinstein, J Suh, EE Wollman, A Kronwald, F Marquardt, AA Clerk, KC Schwab,  Phys. Rev. Lett. 117, 100801 (2016).    PDF 

•  "Detecting continuous gravitational waves with superfluid 4He," S Singh, LA De Lorenzo, I  Pikovski, KC Schwab,  New Journal of Physics 19.7:  073023 (2017).  (arxiv:1606.04980v1). 

2015

• "Mesoscopic mechanical resonators as quantum noninertial reference frames," BN Katz, MP Blencowe, KC Schwab, Physical Review A92 (4), 042104 (2015).     PDF

•  "Quantum squeezing of motion in a mechanical resonator," EE Wollman, CU Lei, AJ Weinstein, J Suh, A Kronwald, F Marquardt, AA Clerk, KC Schwab, Science  349 (6251), 952-955, (2015).    

•  "Macroscopic quantum resonators (MAQRO)." Kaltenbaek, Rainer, et al., Experimental Astronomy 34.2: 123-164 (2012). 

2014

•  "Superfluid optomechanics: coupling of a superfluid to a superconducting condensate," LA De Lorenzo, KC Schwab, New Journal of Physics 16 (11), 113020 (2014). 

• "Mechanically detecting and avoiding the quantum fluctuations of a microwave field," J Suh, AJ Weinstein, CU Lei, EE Wollman, SK Steinke, P Meystre, AA Clerk, KC Schwab, Science  344 (6189), 1262-1265 (2014). 

• "Observation and interpretation of motional sideband asymmetry in a quantum electromechanical device," AJ Weinstein, CU Lei, EE Wollman, J Suh, A Metelmann, AA Clerk, KC Schwab, Physical Review X 4 (4), 041003  (2014). 

2013

•  Quantum backaction in spinor-condensate magnetometry, SK Steinke, S Singh, P Meystre, KC Schwab, M Vengalattore, Physical Review A  88 (6), 063809 (2013).

• Measurement of the electronic thermal conductance channels and heat capacity of graphene at low temperature, KC Fong, EE Wollman, H Ravi, W Chen, AA Clerk, MD Shaw, HG Leduc, KC Schwab, Physical Review X 3 (4), 041008 (2013).

• Linear and nonlinear coupling between transverse modes of a nanomechanical resonator, PA Truitt, JB Hertzberg, E Altunkaya, KC Schwab, Journal of Applied Physics 114 (11), 114307 (2013).

• Optomechanical backaction-evading measurement without parametric instability, SK Steinke, KC Schwab, P Meystre, Physical Review A 88 (2), 023838 (2013).

2012

• Optomechanical effects of two-level systems in a back-action evading measurement of micro-mechanical motion, J Suh, AJ Weinstein, KC Schwab, Applied Physics Letters 103 (5), 052604 (2013). 

•  Thermally induced parametric instability in a back-action evading measurement of a micromechanical quadrature near the zero-point level, J Suh, MD Shaw, HG LeDuc, AJ Weinstein, KC Schwab, Nano letters 12 (12), 6260-6265 (2012).

• Macroscopic quantum resonators (MAQRO), R Kaltenbaek, G Hechenblaikner, N Kiesel, O Romero-Isart, KC Schwab, et al, Experimental Astronomy 34 (2),  123-164 (2012).

• Ultrasensitive and wide-bandwidth thermal measurements of graphene at low temperatures, KC Fong, KC Schwab, Physical Review X 2 (3), 031006 (2012).

• Quantum optomechanics, M Aspelmeyer, P Meystre, K Schwab, Physics Today 65 (7), 29-35 (2012). 

2011

•  Quantum-measurement backaction from a Bose-Einstein condensate coupled to a mechanical oscillator, SK Steinke, S Singh, ME Tasgin, P Meystre, KC Schwab, M Vengalattore, Physical Review A 84 (2), 023841 (2011). 

2010

•  Parametric amplification and back-action noise squeezing by a qubit-coupled nanoresonator, J Suh, MD LaHaye, PM Echternach, KC Schwab, ML Roukes
  Nano letters 10 (10), 3990-3994 (2010).

• Back-action-evading measurements of nanomechanical motion, JB Hertzberg, T Rocheleau, T Ndukum, M Savva, AA Clerk, KC Schwab, Nature Physics  6 (3), 213-217 (2010).

• Preparation and detection of a mechanical resonator near the ground state of motion, T Rocheleau, T Ndukum, C Macklin, JB Hertzberg, AA Clerk, KC Schwab, Nature  463 (7277), 72-75 (2010). 

2009

•  Demonstration of an ultracold micro-optomechanical oscillator in a cryogenic cavity, S Gröblacher, JB Hertzberg, MR Vanner, GD Cole, S Gigan, KC Schwab, M Aspelmeyer, Nature Physics 5 (7), 485-488 (2009).

• Nanomechanical measurements of a superconducting qubit, MD LaHaye, J Suh, PM Echternach, KC Schwab, ML Roukes, Nature 459 (7249), 960-964 (2009). 

2008

•  Nanomechanical squeezing with detection via a microwave cavity, MJ Woolley, AC Doherty, GJ Milburn, KC Schwab, Physical Review A 78 (6), 062303 (2008).

• Focus on mechanical systems at the quantum limit M Aspelmeyer, KC Schwab New Journal of Physics 10 (9), 095001 (2008). 

2007

• Radio-frequency scanning tunnelling microscopy, U Kemiktarak, T Ndukum, KC Schwab, KL Ekinci, Nature 450  (7166), 85-88 (2007).

• Efficient and sensitive capacitive readout of nanomechanical resonator arrays
  PA Truitt, JB Hertzberg, CC Huang, KL Ekinci, KC Schwab, Nano letters 7 (1), 120-126 (2007). 

2006

•  High reflectivity high-Q micromechanical Bragg mirror, HR Böhm, S Gigan, F Blaser, A Zeilinger, M Aspelmeyer, G Langer, D Bäuerle, JB Hertzberg, KC Schwab, Applied physics letters 89 (22), 223101 (2006).

• Quantum physics: Information on heat, KC Schwab, Nature 444 (7116), 161-162 (2006).

• Self-cooling of a micromirror by radiation pressure, S Gigan, HR Böhm, M Paternostro, F Blaser, G Langer, JB Hertzberg, KC Schwab, D Bäuerle,  M Aspelmeyer, A Zeilinger, Nature 444 (7115), 67-70 (2006).

• Cooling a nanomechanical resonator with quantum back-action, A Naik, O Buu, MD LaHaye, AD Armour, AA Clerk, MP Blencowe, KC Schwab, Nature 443 (7108), 193-196 (2006).

• Ion trap in a semiconductor chip, D Stick, WK Hensinger, S Olmschenk, MJ Madsen, KC Schwab, C Monroe, Nature Physics 2 (1), 36-39 (2006). 

2005

•  Comment on “evidence for quantized displacement in macroscopic nanomechanical oscillators” KC Schwab, MP Blencowe, ML Roukes, AN Cleland, SM Girvin, GJ Milburn, KL Ekinci, Physical review letters95 (24), 248901 (2005).

• Dynamics of a two-level system strongly coupled to a high-frequency quantum oscillator, EK Irish, J Gea-Banacloche, I Martin, KC Schwab, Physical Review B 72 (19), 195410 (2005).

• Ion trap transducers for quantum electromechanical oscillators, WK Hensinger, DW Utami, HS Goan, K Schwab, C Monroe, GJ Milburn, Physical Review A 72 (4), 041405 (2005).

• Nanoscale, phonon-coupled calorimetry with sub-attojoule/Kelvin resolution
  WC Fon, KC Schwab, JM Worlock, ML Roukes, Nano letters 5 (10), 1968-1971 (2005).

• Quantum nanomechanics: a new perspective on the quantum harmonic oscillator, EK Irish, KC Schwab, Optics & Photonics 2005, 48-63 (2005).

• Squeezing of a nanomechanical resonator by quantum nondemolition measurement and feedback, R Ruskov, K Schwab, AN Korotkov, Physical Review B 71 (23), 235407 (2005).

• Light-free magnetic resonance force microscopy for studies of electron spin polarized systems DV Pelekhov, C Selcu, P Banerjee, KC Fong, PC Hammel,
  H Bhaskaran, KC Schwab, Journal of magnetism and magnetic materials 286, 324-328 (2005).

• Quantum nondemolition squeezing of a nanomechanical resonator, R Ruskov, K Schwab, AN Korotkov, Nanotechnology, IEEE Transactions on 4 (1), 132-140 (2005).

• Putting mechanics into quantum mechanics, KC Schwab, ML Roukes, Physics Today 58 (7), 36-42 (2005). 

2004

•  Approaching the quantum limit of a nanomechanical resonator MD LaHaye, O Buu, B Camarota, KC Schwab Science 304 (5667), 74-77 (2004).

• Dissipation in nanocrystalline-diamond nanomechanical resonators, AB Hutchinson, PA Truitt, KC Schwab, L Sekaric, JM Parpia, HG Craighead, JE Butler, Applied Physics Letters 84 (6), 972-974 (2004). 

2003

• Feedback cooling of a nanomechanical resonator, A Hopkins, K Jacobs, S Habib, K Schwab, Physical Review B 68 (23), 235328 (2003).

• Quantum measurement of a coupled nanomechanical resonator–Cooper-pair box system, EK Irish, K Schwab, Physical Review B 68 (15), 155311 (2003).

• Quantum Electro-Mechanical Systems: Recipe to make a mechanical device interfere with itself, KC Schwab, chapter in "New Directions in Mesoscopic Physics (Towards Nanoscience), Volume 125 of the series NATO Science Series pp 245-258 

2002

•  Phonon scattering mechanisms in suspended nanostructures from 4 to 40 K W Fon, KC Schwab, JM Worlock, ML Roukes Physical review B 66 (4), 045302 (2002).

• Mechanical lamb-shift analogue for the Cooper-pair box, AD Armour, MP Blencowe, KC Schwab, Physica B: Condensed Matter 316, 406-407 (2002).

• Entanglement and decoherence of a micromechanical resonator via coupling to a Cooper-pair box, AD Armour, MP Blencowe, KC Schwab, Physical Review Letters 88 (14), 148301 (2002).

• Spring constant and damping constant tuning of nanomechanical resonators using a single-electron transistor, K Schwab, Applied physics letters80 (7), 1276-1278 (2002). 

2001

•  Thermal conductance through discrete quantum channels, K Schwab, JL Arlett, JM Worlock, ML Roukes, Physica E: Low-dimensional Systems and Nanostructures 9 (1), 60-68 (2001.)

• Quantum measurement with nanomechanical systems, K Schwab, Proceedings of the International Conference on Quantum Computation, Sydney, Australia, (2001).

2000

• Quantized thermal conductance: measurements in nanostructures, K Schwab, W Fon, E Henriksen, JM Worlock, ML Roukes, Physica B: Condensed Matter 280 (1), 458-459 (2000).

• Measurement of the quantum of thermal conductance, K Schwab, EA Henriksen, JM Worlock, ML Roukes, Nature 404 (6781), 974-977(2000.)  

1998

•  The superfluid 4He analog of the RF SQUID, K Schwab, N Bruckner, R Packard
  Journal of low temperature physics 110 (5-6), 1043-1104 (1998).

• Detection of absolute rotation using superfluid 4He, K Schwab, N Bruckner, R Packard, Low Temperature Physics 24 (2), 102-104 (1998). 

1997

•  Thermoviscous effects in steady and oscillating flow of superfluid 4He: Experiments, S Backhaus, K Schwab, A Loshak, S Pereverzev, N Bruckner, JC Davis, RE Packard, Journal of low temperature physics 109 (3-4), 527-546 (1997).

• Detection of the Earth's rotation using superfluid phase coherence,K Schwab, N Bruckner, RE Packard, Nature 386 (6625), 585-587.

• Phase-slip memory effects in dissipation-free superflow, K Schwab, J Steinhauer, R Packard, Physical Review B 55 (13), 8094 (1997). 

1996

•  Fabrication of a silicon-based superfluid oscillator, K Schwab, J Steinhauer, JC Davis, RE Packard, Journal of microelectromechanical systems 5 (3), 180-186 (1996).

• A microfabricated superfluid 4He “RF squid”, K Schwab, JC Davis, RE Packard
  Czechoslovak Journal of Physics 46 (5), 2739-2740 (1996).

• Study of an array of superfluid 3He weak links, YM Mukharsky, A Loshak, K Schwab, JC Davis, RE Packard, Czechoslovak Journal of Physics 46 (1), 115-116 (1996).

• The intrinsic critical velocity nearT λ, S Backhaus, N Bruckner, A Loshak, K Schwab, R Packard, Czechoslovak Journal of Physics 46 (1), 127-128 (1996). 

1995

•  The determination of the energy barrier for phase slips in superfluid 4He, J Steinhauer, K Schwab, Y Mukharsky, JC Davis, RE Packard, Journal of low temperature physics 100 (3-4), 281-307 (1995).

• Vortex nucleation in superfluid 4 He, J Steinhauer, K Schwab, Y Mukharsky, JC Davis, RE Packard, Physical review letters 74 (25), 5056 (1995).

1994

•  Effect of 3 He impurities on the nucleation of phase slips in superfluid 4 He, YM Mukharsky, K Schwab, J Steinhauer, A Amar, Y Sasaki, JC Davis, RE Packard, Physica B: Condensed Matter 194, 591-592 (1994).

• The characteristic response curve, I (ΔP), of a3He weak link, J Steinhauer, K Schwab, YM Mukharsky, JC Davis, RE Packard, Physica B: Condensed Matter 194, 767-768 (1994). 

1992

•  Evidence for quantum tunneling of phase-slip vortices in superfluid He 4, JC Davis, J Steinhauer, K Schwab, YM Mukharsky, A Amar, Y Sasaki, RE Packard, Physical review letters 69 (2), 323 (1992). 

1991

•  Faceted crystal growth in two dimensions, B Berge, L Faucheux, K Schwab, A Libchaber, Nature 350, 322-324 (1991).