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35. B. S. Dastrup, J. R. Hall, J. A. Johnson. Experimental determination of the interatomic potential in LiNbO3 via ultrafast lattice control. App. Phys. Lett. 110, 162901 (2017).

34. T. Hecksher*, D. H. Torchinsky*, C. Kleiber*, J. A. Johnson*, J. C. Dyre, K. A. Nelson. Toward broadband mechanical spectroscopy. PNAS, (2017). doi: 10.1073/pnas.1707251114

33. C. Laulhé, T. Huber, G. Lantz, A. Ferrer, S. O. Mariager, S. Grübel, J. Rittmann, J. A. Johnson, V. Esposito, A. Lübcke, L. Huber, M. Kubli, M. Savoini, V. L. R. Jacques, L. Cario, B. Corraze, E. Janod, G. Ingold, P. Beaud, S. L. Johnson, and S. Ravy. Ultrafast Formation of a Charge Density Wave State in 1T-TaS2: Observation at Nanometer Scales Using Time-Resolved X-Ray Diffraction. Phys. Rev. Lett. 118, 247401 (2017).

32. M. Kobayashi, Y. Minami, C. L. Johnson, P. D. Salmans, N. R. Ellsworth, J. Takeda, J. A. Johnson*, I. Katayama*. High-Acquisition-Rate Single-Shot Pump-Probe Measurements Using Time-Stretching Method, Sci Rep. 6, 37614 (2016).

31. A. Vega-Flick, R. A. Duncan, J. K. Eliason, J. A. Johnson, J.-P.M. Peraud, L. Zeng, Z. Lu, A. A. Maznev, E. N. Wang, J. J. Alvarado-Gil, M. Sledzinska, C. M. Sotomayor Torres, G. Chen, K. A. Nelson. Thermal transport in suspended silicon membranes measured by laser-induced transient gratings, AIP Advances 6, 121903 (2016).

30. J. A. Johnson, T. Kubacka, M. C. Hoffmann, C. Vicario, S. de Jong, P. Beaud, S. Grübel, S-W. Huang, L. Huber, Y. W. Windsor, E. M. Bottschafter, L. Rettig, M. Ramakrishnan, A. Alberca, L. Patthey, Y-D Chuang, J. J. Turner, G. Dakovski, W-S. Lee, W. Schlotter, R. G. Moore, C. Hauri, S. M. Koohpayeh, V. Scagnoli, G. Ingold, S. L. Johnson, U. Staub. Magnetic order dynamics in optically excited multiferroic TbMnO3, Phys. Rev. B 92, 184429 (2015).

29. J. A. Johnson, J. K. Eliason, A. A. Maznev, T. Luo, K. A. Nelson. Non-diffusive thermal transport in GaAs at micron length scales, J. App. Phys. 118, 155104 (2015).

28. F. G. Santomauro, A. Lübcke, J. Rittmann, E. Baldini, A. Ferrer, M. Silatani, P. Zimmerman, S. Grübel, J. A. Johnson, S. O. Mariager, P. Beaud, D. Grolimund, C. Borca, G. Ingold, S. L. Johnson, M. Chergui. Femtosecond X-ray absorption study of electron localization in photoexcited anatase TiO2, Scentific Reports. 5, 14834 (2015).

27. A. Ferrer*, J. A. Johnson*, T. Huber, S. O. Mariager, M. Trant, S. Grübel, D. Zhu, M. Chollet, J. Robinson, H. T. Lemke, G. Ingold, C. Milne, U. Staub, P. Beaud, S. L. Johnson. Nonlinear delayed symmetry breaking in a solid excited by hard x-ray free electron laser pulses, App. Phys. Lett. 106, 154101 (2015).

26. C. Laulhe, L. Cario, B. Corraze, E. Janod, T. Huber, G. Lantz, S. Boulfaat, A. Ferrer, S. O. Mariager, J. A. Johnson, S. Grübel, A. Lübcke, G. Ingold, P. Beaud, S. L. Johnson, S. Ravy. X-ray study of femtosecond structural dynamics in the 2D charge density wave compound 1T-Tas2, Phys. B. Cond. Matt. 460, 100 (2015).

25. L. Rettig, S. O. Mariager, A. Ferrer, S. Grübel, J. A. Johnson, J. Rittmann, T. Wolf, S. L. Johnson, G. Ingold, P. Beaud, U. Staub. Ultrafast Structural Dynamics of the Fe-Pnictide Parent Compound BaFe2As2, Phys. Rev. Lett. 114, 067402 (2015).

24. J. Cuffe, J. K. Eliason, A. A. Maznev, K. C. Collins, J. A. Johnson, A. Shchepetov, M. Prunnila, J. Ahopelto, C. M. Sotomayor Torres, G. Chen, K. A. Nelson. Reconstructing phonon mean free path contributions to thermal conductivity using nanoscale membranes, Phys. Rev. B 91, 245423 (2015)

23. T. Kubacka, J. A. Johnson, M. C. Hoffmann, C. Vicario, S. de Jong, P. Beaud, S. Grübel, S-W. Huang, L. Huber, L. Patthey, Y-D Chuang, J. J. Turner, G. Dakovski, W-S. Lee, W. Schlotter, R. G. Moore, C. Hauri, S. M. Koohpayeh, V. Scagnoli, G. Ingold, S. L. Johnson, U. Staub, Direct view of spin dynamics in a large magnitude coherent eletromagnon, Science 343, 1333 (2014).

22. J. A. Johnson, F. D. J. Brunner, S. Grübel, A. Ferrer, S. L. Johnson, T. Feurer, Distortion-free enhancement of terahertz signals measured by electro-optic sampling. II. Experiment, J. Opt. Soc. Am. B 31, 1035 (2014).

21. F. D. J. Brunner, J. A. Johnson, S. Grübel, A. Ferrer, S. L. Johnson, T. Feurer, Distortion-free enhancement of terahertz signals measured by electro-optic sampling. I. Theory, J. Opt. Soc. Am. B 31, 904 (2014).

20. P. Beaud, A. Caviezel, S. O. Mariager, L. Rettig, G. Ingold, C. Dornes, S-W. Huang, J. A. Johnson, M. Radovic, T. Huber, T. Kubacka, A. Ferrer, H. T. Lemke, M. Chollet, D. Zhu, J. M. Glownia, M. Sikorski, A. Robert, H. Wadati, M. Nakamura, M. Kawasaki, Y. Tokura, S. L. Johnson, U. Staub. A time-dependent order parameter for ultrafast photoinduced phase transitions. Nat. Mater. 13, 923 (2014).

19. S. O. Mariager, C. Dornes, J. A. Johnson, A. Ferrer, S. Grübel, T. Huber, A. Caviezel, S. L. Johnson, T. Eichhorn, G. Jakob, H. J. Elmers, P. Beaud, C. Quitmann, G. Ingold. Structural and magnetic dynamics in the magnetic shape-memory alloy Ni2MnGa, Phys. Rev. B 90, 161103(R) (2014).

18. T. Huber, S. O. Mariager, A. Ferrer, H. Schäfer, J. A. Johnson, S. Grübel, A. Lübcke, L. Huber, T. Kubacka, C. Dornes, C. Laulhe, S. Ravy, G. Ingold, P. Beaud, J. Demsar, S. L. Johnson. Coherent Stuctural Dynamics of a Prototypical Charge-Density-Wave-to-Metal Transition. Phys. Rev. Lett. 113, 026401 (2014).

17. B. Mansart, M. J. G. Cottet, G. F. Mancini, T. Jarlborg, S. B. Dugdale, S. L. Johnson, S. O. Mariager, C. J. Milne, P. Beaud, S. Grübel, J. A. Johnson, T. Kubacka, G. Ingold, K. Prsa, H. M. Ronnow, K. Conder, E. Pomjakushina, M. Chergui, F. Carbone. Temeprature-dependent electron-phonon coupling in La2-xSrxCuO4 probed by femtosecond x-ray diffraction, Phys. Rev. B 88, 054507 (2013).

16. J. A. Johnson, A. A. Maznev, J. Cuffe, J. K. Eliason, A. J. Minnich, T. Kehoe, C. M. Sotomayor Torres, G. Chen, K. A. Nelson, Direct Measurement of Room-Temperature Nondiffusive Thermal Transport Over Micron Distances in a Silicon Membrane, Phys. Rev. Lett. 110, 025901 (2013).

15. M. Luckyanova, J. A. Johnson, A. A. Maznev, J. Garg, A. Jandl, M. T. Bulsara, E.  A. Fitzgerald, K. A. Nelson, G. Chen, Anisotropy of the thermal conductivity in GaAs/AlAs superlattices. Nano Lett. 13, 3973 (2013).

14. D. H. Torchinsky, J. A. Johnson, K. A. Nelson, α-Scale decoupling of the mechanical relaxation and diverging shear wave propagation length scale in triphenylphosphite, J. Chem. Phys. 136, 174509 (2012).

13. J. A. Johnson, A. A. Maznev, M. T. Bulsara, E. A. Fitzgerald, T. C. Harman, S. Calawa, C. J. Vineis, G. Turner, K. A. Nelson, Phase-controlled, heterodyne laser-induced transient grating measurements of thermal transport properties in opaque material, J. Appl. Phys. 111, 023503 (2012).

12. A. J. Minnich, J. A. Johnson, A. J. Schmidt, K. Esfarjani, M. S. Dresselhaus, K. A. Nelson, G. Chen, Thermal Conductivity Spectroscopy Technique to Measure Phonon Mean Free Paths, Phys. Rev. Lett. 107, 095901 (2011).

11. J. A. Johnson, K. J. Manke, D. G. Veyssett, A. A. Maznev, K. J. Ramos, D. E. Hooks, K. A. Nelson, Photoacoustic determination of the speed of sound in single crystal cyclotrimethylene trinitramine at acoustic frequencies from 0.5 to 15 GHz, J. Appl. Phys. 110, 113513 (2011).

10. A. Maznev, J. A. Johnson, K. A. Nelson, Onset of nondiffusive phonon transport in transient thermal grating decay, Phys. Rev B 84, 195206 (2011).

9. A. Maznev, J. A. Johnson, K. A. Nelson, Non-equilibrium transient thermal grating relaxation in metal, J. Appl. Phys. 109, 073517 (2011).

8. D. H. Torchinsky, J. A. Johnson, K. A. Nelson, A direct test of the correlation between elastic parameters and fragility of ten glass formers and their relationship to elastic models of the glass transition, J. Chem. Phys. 130, 064502-1-11, (2009).

7. H. Korre, C. P. Fucetola, J. A. Johnson, K. K. Berggren, Development of a simple, compact, low-cst interference lithography system. J. Vac. Sci. Tech. 28, C6Q20, (2011).

6. J. Schmidt, M. Chiesa, D. H. Torchinsky, J. A. Johnson, A. Boustani, G. H. McKinley, K. A. Nelson, G. Chen. Experimental investigation of nanofluid shear and longitudinal viscosities. Appl. Phys. Lett. 92, 244207-1-3, (2008).

5. J. Schmidt, M. Chiesa, D. H. Torchinsky, J. A. Johnson, K. A. Nelson, G. Chen. Thermal conductivity of nanoparticle suspensions in insulating media measured with a transient optical grating and a hotwire. J. Appl. Phys. 103, 083529-1-5, (2008).

4. J. A. Johnson, A. M. Duffin, B. J. Hom, K. E. Jackson, E. T. Sevy. Quenching of highly vibrationally excited pyrimidine by collisions with CO2. J. Chem. Phys. 128, 054304-1-14, (2008).

3. D. G. Mitchell, A. M. Johnson, J. A. Johnson, K. A. Judd, K. Kim, M. Mayhew, A. L. Powell, E. T. Sevy. Collisional Relaxation of the Three Vibrationally Excited Difluorobenzene Isomers by Collisions with CO2: Effect of Donor Vibrational Mode. J. Phys. Chem. A 112, 1157 (2008).

2. J. A. Johnson, K. Kim, M. Mayhew, D. G. Mitchell, E. T. Sevy. Rotationally resolved IR-diode laser studies of ground-state CO2 Excited by collisions with vibrationally excited pyridine. J. Phys. Chem. A 112, 2543-2552, (2008).

1.  A. M. Duffin, J. A. Johnson, M. A. Muyskens, E. T. Sevy. Competition between Photochemistry and Energy Transfer in UV-Excited Diazabenzenes. 4. UV Photodissociation of 2,3-, 2,5-, and 2,6-Dimethylpyrazine. J. Phys. Chem. A 111, 13330-13338, (2007).