REFEREED PUBLICATIONS

23. Karimi, S., Ojha, L., Lewis, K. The Best Secrets Are Kept Buried: Craters on Venus. In Prep. 
22. Ojha, L. & Lewis, K. The Density of the Martian Polar Caps. In Prep. 
21. Ojha, L., Lewis, K., Karunatillake, S., Schmidt, M. The Medusae Fossae Formation as the Single Largest Source of Dust on Mars. In Press.

20. Ojha, L., Ferrier, K., Ojha, T. Erosion Rate in Far-West Nepal inferred from Be10 measurement. Revised. 

19. Dundas, C.M., Bramson, A.M., Ojha, L., Wray J.J., Mellon, M.T., Byrne S., McEwen, A.S., Putzig, N.E., Viola, D., Sutton. S., Exposed massive ground ice in the Martian mid-latitudes. In Review.

18. Ojha, L., Chojnacki, M., Wolff, M., Shumway, A., McEwen A. S., Ferrier, K., McDonald G.D., Huber, C., Wray, J.J., Toigo, A. Seasonal Slumps in Juventae Chasma, Mars. In Review.

17. Ojha, L. & Lewis, K. The Density of the Medusae Fossae Formation: Implications for its Composition, Origin, and Importance in Martian History. Journal of Geophysical Research: Planets, 123. https://doi.org/10.1029/2018JE005565 

16. Ojha, L., Smrekar, S., Nunes, D. Geophysical Investigation of the InSight landing site. In prep.

15. Ojha, L., Murchie, S.L., Massé, M., McEwen, A.S., Dundas, C., Wray, J.J., Wilhelm, M.B, and Hanley, J. Oxychlorine Salts in the Northern Mid-Latitudes of Mars: Implications for Ice Stability and Habitability. In Review.

14. Huber. C, Ojha. L, Wray J. J., “A Gravity Current Model for Recurring Slope Lineae on Mars”. In Review.

13. Chojnacki, M., McEwen, A., Dundas, C., Ojha, L., Urso, A. and Sutton, S., 2016. Geologic context of recurring slope lineae in Melas and Coprates Chasmata, Mars. Journal of Geophysical Research: Planets121(7), pp.1204-1231.

12. Komatsu, G., Okubo, C.H., Wray, J.J., Ojha, L., Cardinale, M., Murana, A., Orosei, R., Chan, M.A., Ormö, J. and Gallagher, R., 2016. Small edifice features in Chryse Planitia, Mars: Assessment of a mud volcano hypothesis.Icarus268, pp.56-75.

11. Karunatillake, S., Wray, J.J., Gasnault, O., McLennan, S.M., Deanne Rogers, A., Squyres, S.W., Boynton, W.V., Skok, J.R., Button, N.E. and Ojha, L., 2016. The association of hydrogen with sulfur on Mars across latitudes, longitudes, and compositional extremes. Journal of Geophysical Research: Planets121(7), pp.1321-1341.

10. Ojha, L., Wilhelm, M.B., Murchie, S.L., McEwen, A.S., Wray, J.J., Hanley, J., Massé, M. and    Chojnacki, M., 2015. Spectral evidence for hydrated salts in recurring slope lineae on Mars. Nature Geoscience8(11), pp.829-832.

9. Ojha, L., McEwen, A., Dundas, C., Byrne, S., Mattson, S., Wray, J., Masse, M. and Schaefer, E.,2014. HiRISE observations of recurring slope lineae (RSL) during southern summer on Mars. Icarus231, pp.365-376.

8. McEwen, A.S., Dundas, C.M., Mattson, S.S., Toigo, A.D., Ojha, L., Wray, J.J., Chojnacki, M.,Byrne, S., Murchie, S.L. and Thomas, N., 2014. Recurring slope lineae in equatorial regions of Mars. Nature Geoscience,7(1), pp.53-58.

7. Karunatillake, S., Wray, J.J., Gasnault, O., McLennan, S.M., Rogers, A.D., Squyres, S.W., Boynton, W.V., Skok, J.R., Ojha, L. and Olsen, N., 2014. Sulfates hydrating bulk soil in the martian low and middle latitudes. Geophysical Research Letters41(22), pp.7987-7996.

6. Ojha, L., Wray, J.J., Murchie, S.L., McEwen, A.S., Wolff, M.J. and Karunatillake, S., 2013. Spectral constraints on the formation mechanism of recurring slope lineae. Geophysical Research Letters40(21), pp.5621-5626.

5. Quade, J., Reiners, P., Placzek, C., Matmon, A., Pepper, M., Ojha, L. and Murray, K., 2012. Seismicity and the strange rubbing boulders of the Atacama Desert, northern Chile. Geology40(9), pp.851-854.

4. Chao, K., Peng, Z., Fabian, A. and Ojha, L., 2012. Comparisons of triggered tremor in California. Bulletin of the Seismological Society of America102(2), pp.900-908.

3. Banks, M.E., Watters, T.R., Robinson, M.S., Tornabene, L.L., Tran, T., Ojha, L. and Williams, N.R., 2012. Morphometric analysis of small‐scale lobate scarps on the Moon using data from the Lunar Reconnaissance Orbiter. Journal of Geophysical Research: Planets117(E12).

2. Caudill, C.M., Tornabene, L.L., McEwen, A.S., Byrne, S., Ojha, L. and Mattson, S., 2012. Layered MegaBlocks in the central uplifts of impact craters. Icarus221(2), pp.710-720.

1. McEwen, A.S., Ojha, L., Dundas, C.M., Mattson, S.S., Byrne, S., Wray, J.J., Cull, S.C., Murchie, S.L., Thomas, N. and Gulick, V.C., 2011. Seasonal flows on warm Martian slopes. Science333(6043), pp.740-743.

Conference Abstracts

 

  1. L. Ojha, K. Lewis. “The Density of the North Polar Layered Deposit from Gravity and Topography.” AGU Fall Meeting (2017).
  2. L. Ojha, K. Lewis, S. Karunatillake. “The Density of the Medussae Fossae Formation: Implications for its Composition, Origin, and Importance in Martian History.” Geological Society of America Annual Meeting (2017).
  3. A. McEwen, C. Dundas, M. Chojnacki, L. Ojha. “Do Recurring Slope Lineae (RSL) shape their local landscapes?” AGU Fall Meeting (2017).
  4. C. Dundas, A. Bramson, L. Ojha, J. Wray, M. Mellon, S. Byrne, A. McEwen, N. Putzig, D. Viola, and S. Sutton. “Ice exposures and landscape evolution in the Martian mid-latitudes.” AGU Fall Meeting (2017).
  5. L. Ojha, M. Chojnacki, G. D. McDonald, A. Shumway, M. J. Wolff, M. D. Smith, A. S. McEwen, K. Ferrier, C. Huber, J. J. Wray, and A. Toigo. “Seasonal slumps in Juventae Chasma, Mars.” Geological Society of America Annual Meeting (2017).
  6. L. Ojha, J. Wray, A. McEwen, and M. B. Wilhelm. “Orbital observation of hydrated oxychlorine salts on Mars: Implications for habitability.” Astrobiology Science Conference (2017). #3509.
  7. S. Karimi, L. Ojha, K. Lewis. Searching for Large Buried Craters on Venus. LPSC (2018). #2831.
  8. L. Ojha , Lewis, K, Karunatillake, S. Composition and Formation of the Medusae Fossae Formation, and the Origin of Dust on Mars. LPSC (2018). #2475.
  9. G.D. McDonald, L. Ojha, T.H. McConnochie, M.D. Smith, J.J. Wray. “Water Vapor Retrievals Over North Polar Craters With Ice Mounds: Constraints on Sublimation Rates.” 6th Mars Atmospheric Workshop.
  10. L. Ojha, M. Chojnacki, A. Toigo, G. McDonald, A. S. McEwen, M. Wolff. “Slumps and Fog in Valles Marineris.” American Geophysical Union (2016).
  11. C. Huber, L. Ojha, and J. Wray. “The shallow water cycle budget of Mars from Recurring Slope Lineae.” AGU Fall Meeting (2016): #EP43D-03. 
  12. G. D. McDonald, L. Ojha, T. H. McConnochie, M. D. Smith, and J. J. Wray. “Constraining the sublimation rate of the Louth crater ice mound with observations of atmospheric water vapor in the thermal infrared.” AGU Fall Meeting (2016): #P21B-2090.
  13. L. Ojha, M. B. Wilhelm, S. L. Murchie, A. S. McEwen, J. J. Wray, J. Hanley, M. Massé, and M. Chojnacki. “Spectral evidence for hydrated salts in recurring slope lineae on Mars.” European Planetary Science Congress (2015): #838.
  14. L. Ojha, M. B. Wilhelm, S. L. Murchie, A. S. McEwen, J. J. Wray, J. Hanley, M. Massé, and M. Chojnacki. “Spectral evidence for hydrated salts in recurring slope lineae on Mars.” American Geophysical Union (2015).
  15. A. McEwen, and 21 coauthors including L. Ojha. “Recurring Slope Lineae on Mars.” 8th International Mars Conference (2014): #1149.
  16. S. Diniega, A. S. McEwen, C. M. Dundas, L. Ojha. “Signs of Water? A Review of Recent Martian Slope Features.” 8th International Mars Conference (2014): #1423.
  17. M. Masse, S. Conway, J. Gargani, M. Patel, A. McEwen, M. Vincendon, F. Poulet, G. Jouannic, L. Ojha. “Geomorphological Impact of Transient Liquid Water Formation on Mars.” 8th International Mars Conference (2014): 1305.
  18. D. A. Susko, S. Karunatillake, J. J. Wray, J. R. Skok, J. Hurowitz, L. Ojha, T. Judice, and R. O. J. Bentley. “Chemical provinces reveal Elysium volcano's compositional evolution.” AGU Fall Meeting (2014).
  19. S. Karunatillake, J. J. Wray, O. Gasnault, S. M. McLennan, D. Rogers, W. V. Boynton, J. R. Skok, L. Ojha, and N. E. Button. “Variations in the association of H2O with sulfur on Mars.” AGU Fall Meeting (2014).
  20. A. McEwen, S. Byrne, V. F. Chevrier, M. Chojnacki, C. M. Dundas, M. Masse, S. Mattson, L. Ojha, A. Pommerol, A. D. Toigo, and J. J. Wray. “Recurring Slope Lineae and Future Exploration of Mars.” EGU General Assembly (2014): #8851.
  21. M. Chojnacki, A. McEwen, C. Dundas, S. Mattson, L. Ojha, S. Byrne, J. Wray, and the HiRISE Team. “Geologic context of recurring slope lineae in Coprates Chasma.” Lunar and Planetary Science Conference 45 (2014): #2701.
  22. M. Masse, P. Beck, S. J. Conway, J. Gargani, A. McEwen, B. Schmitt, M. Patel, G. Jouannic, L. Ojha, A. Pommerol. “Laboratory Simulation of Martian Recurring Slope Lineae (RSL): Origin and Detectability of Liquid Brines.” Lunar and Planetary Science Conference 45 (2014): #2137.
  23. M. Masse, P. Beck, S. J. Conway, J. Gargani, A. McEwen, B. Schmitt, M. Patel, G. Jouannic, L. Ojha, A. Pommerol. “Laboratory Simulation of Martian Recurring Slope Lineae (RSL): Origin and Detectability of Liquid Brines.” EGU (2014).
  24. A. MccEwen, S. Byrne, V. F. Chevrier, M. Chojnacki, C. M. Dundas, M. Masse, S. Mattson, L. Ojha, A. Pommerol, A.D. Toigo, J. J. Wray. “Recurring Slope Lineae and Future Exploration of Mars.” EGU (2014).
  25. E. I. Schaefer, A. S. McEwen, S. Mattson, L. Ojha. “Quantifying Recurring Slope Lineae in Space and Time.” Lunar and Planetary Science Conference 45 (2014): #2800.
  26. J. Watkins, L. Ojha, M. Chojnacki, R. Reith, A. Yin. “Structurally Controlled SubSurface Fluid Flow As A Mechanism For The Formation of Recurring Slope Lineae.” Lunar and Planetary Science Conference 45 (2014): #2911.
  27. L. Ojha, M. J. Wolff, M. B. Wilhelm, and J. J. Wray. “Temporal observations observed in spectra of active features on Mars.” Geological Society of America Annual Meeting (2014): #329-6.
  28. L. Ojha, S. Smrekar, D. Nunes. “Geophysical Investigation of InSight Landing Site.” Geological Society of America Annual Meeting. (2014).
  29. L. Ojha, S. Smrekar, D. Nunes. “Geophysical Investigation of InSight Landing Site.” Lunar and Planetary Science Conference 45. (2014)
  30. L. Ojha, S. Smrekar, D. Nunes. “Geophysical Investigation of InSight Landing Site.” GATech Graduate Student Symposium. Atlanta, GA. (2013)
  31. L. Ojha & M. B. Wilhelm, and J. J. Wray. “Spectral study of water tracks as an analog for recurring slope lineae.” Analog Sites for Mars Missions II: Past, Present and Future Missions to Mars (August 5-7, 2013), Washington, DC: #4013
  32. L. Ojha, J. J. Wray, A. S. McEwen, S.L. Murchie. “Spectral Constraints on the Nature and Formation Mechanism of Recurring Slope Lineae”. Lunar and Planetary Science Conference 44 (2013).
  33. L. Ojha, J. J. Wray, A. S. McEwen, S.L. Murchie. “Spectral Constraints on the Nature and Formation Mechanism of Recurring Slope Lineae. Present-Day Habitability of Mars Conference”. UCLA, 2013.
  34. A. S. McEwen, C. M. Dundas, S. Mattson, A. D. Toigo, L. Ojha, J. J. Wray, M. Chojnacki, S. Byrne, S. L. Murchie, and N. Thomas. “Recurring Slope Lineae in Mid-Latitude and Equatorial Mars.” AGU Fall Meeting (2013): #P31C-10.
  35. J. Watkins, L. Ojha, R. Reith, A. Yin. “Characterization of The Geologic Setting of Recurring Slope Lineae: Constraints on Their Formation Mechanism.” AGU Fall Meeting (2013).
  36. A. McEwen , S. Byrne , C. Dundas, L. Ojha, S. Murchie, , N. Thomas , J. Wray. “Recurring Slope Lineae: Evidence for Present-Day Flowing Water on Mars?” Present-Day Habitability of Mars Conference”. UCLA, 2013.
  37. M. E. Banks, T. R. Watters, M. S. Robinson, N. R. Williams, L. S. Walsh, K. Daud, C. Klimczak, K. Burns, L. Ojha, S. Mattson, and N. Gizzi. “DISPLACEMENT-LENGTH RELATIONSHIP OF THRUST FAULTS ASSOCIATED WITH LOBATE SCARPS ON THE MOON”.  Lunar and Planetary Science Conference 44 (2013)
  38. M. B. Wilhelm, J. L. Bishop, J. J. Wray, L. Ojha. “STRUCTURAL VARIATION IN THE ANCIENT PHYLLOSILICATES AT MAWRTH VALLIS”.   Lunar and Planetary Science Conference 44 (2013)
  39. C. Lejoly, N. H. Samarasinha, L. Ojha, D. G. Schleicher. “Repeatability of the Dust and Gas Morphological Structures in the Come of Comet 1P/Halley”. DPS 45. (2013). 
  40. M. B. Wilhelm & L. Ojha, A. E. Brunner, J. Dufek, and J. J. Wray. “Organic entrainment and preservation in volcanic glasses.” Analog Sites for Mars Missions II: Past, Present and Future Missions to Mars (August 5-7, 2013), Washington, DC: #4021.
  41. L. Ojha, A McEwen, C Dundas, S Mattson, S Byrne, E Schaefer, M Masse. “Recurring Slope Lineae on Mars: Updated Global Survey Results”. AbSCICON 2012. #2252.
  42. L. Ojha. A. McEwen. “Recurring Slope Lineae on Mars: Updated Global Survey Results”. Geodaze 2012.
  43. L. Ojha, A. McEwen, C. Dundas, S. Mattson, Byrne S, E.Schaefer, M. Masse. “Recurring Slope Lineae on Mars: Updated Global Survey Results” Lunar and Planetary Science Conference 43 (2012): #2591.
  44. Banks M. E.,, Watters T. R., Robinson M. S., Tornabene L. L., Tran T. Ojha L. “Williams N. R. LROC Team Morphometric Analysis of Small-Scale Lobate Scarps on the Moon Using Data from the Lunar Reconnaissance Orbiter.” LPSC 2012.  [#2817]
  45.  Schaefer E. I., McEwen A. S., Ojha L., Mattson S. S. “Comprehensive Survey of Recurring Slope Lineae in Tivat Crater, Mars.”  LPSC 2012. [#2558]
  46.  Mattson S., Ojha L., Ortiz A., McEwen A. S., Burns K. “Regional Digital Terrain Model Production with LROC-NAC.” LPSC 2012.  [#2630]
  47. A. McEwen , S. Byrne , C. Dundas , S. Mattson , S. Murchie , L. Ojha , E. Schaefer, N. Thomas , J. Wray. “Recurring Slope Lineae: Evidence for Present-Day Flowing Water on Mars?” EPSC 2012.
  48. L. Ojha, A. McEwen, J. Wray, C. Dundas, S. Mattson, and S. Byrne. “Transient Slope Lineae: possible briny flow on Mars.” 2011. Geodaze.
  49. A. S. McEwen, L. Ojha, C. M. Dundas, S. S. Mattson, S. Byrne, J. J. Wray, S. C. Cull, S. L. Murchie, N.Thomas, and M. Masse. “Recurring Slope Lineae: Warm-season incremental flows in the middle southern midlatitudes of Mars.” Fifth International Conference on Mars Polar Science and Exploration (September 12-16, 2011), Fairbanks, AK.
  50. A. S. McEwen, L. Ojha, C. M. Dundas, S. S. Mattson, S. Byrne, J. J. Wray, S. C. Cull, S. L. Murchie, N. Thomas, V. C. Gulick, and M. Masse. “Recurring Slope Lineae on Mars.” DPS Meeting 43/European Planetary Science Congress (2011): #1368.
  51. McEwen, L. Ojha, C. Dundas, S. Byrne, S. Mattson, J. Wray, S. Cull, S. Murchie, and N. Thomas. “Transient Slope Lineae: Possible Summertime Briny Flows on Mars.” Conference on Exploring Mars Habitability (June 13-15, 2011), Lisbon, Portugal.
  52. McEwen, L. Ojha, C. Dundas, S. Mattson, S. Byrne, J. Wray, S. Cull, and S. Murchie. “Transient slope lineae: evidence for summertime briny flows on Mars?” Lunar and Planetary Science Conference 42 (2011): #2314.
  53. L. Ojha and Z. Peng.Systematic search of remotely triggered earthquakes and non-volcanic tremor along the Himalaya/southern Tibet and northern California.” 2010. Geodaze.
  54. L. Ojha, A. McEwen, C. Dundas, S. Mattson, S. Byrne, and J. Wray. “Transient Slope Lineae on Mars: Observations by HiRISE.” Lunar and Planetary Science Conference 42 (2011): #2101.
  55. L. Ojha, A. McEwen, C. Dundas, and S. Mattson. “Characterization of temporal change due to geological processes on Mars.” 2010. Geodaze.
  56. L. Ojha and Z. Peng, "Systematic search of remotely triggered earthquakes and non-volcanic tremor along the Himalaya/Southern Tibet and Northern California" (2009 SCEC Annual Meeting poster 1-092)
  57. Fabian, A., L. Ojha, Z. Peng, and K. Chao (2009). Systematic search of remotely triggered tremor in Northern and Southern California, Eos Trans. AGU 90(54), Fall Meet. Suppl., Abstract T13D-1916.
  58. K. Chao Z. Peng, Fabian, A., andL. Ojha. “Comparisons of Triggered Tremor in California”, SSA Annual Meeting (April 13-15), Memphis, Tennessee.
  59. D. S. Lauretta, A. V. Andronikov, K. M. Jackson, and L. Ojha. “A Comparative Study of Trace-Element Distributions in R and H Chondritic Sulfides: Quantitative Assessment of              En-hanced Sulfur Fugacity in the Early Solar System” 74th Annual Meteoritil Society Meeting. (August 8-12), London, UK. Abstract # 5282.
  60. M. E. Banks, T. R. Watters, M. S. Robinson, L. L. Tornabene, T. Tran, and L. Ojha. “Morphological Analysis of Lunar Lobate Scarps Using LROC NAC and LOLA Data.DPS Meeting 43/European Planetary Science Congress (2011): #1661.
  61. S. Mattson, A.S. McEwen, L. Ojha, R. Heyd, E. Howington-Kraus, and R.L. Kirk. “High resolution digital terrain models and orthorectified images of Mars from HiRISE and HiSCI.” DPS Meeting 43/European Planetary Science Congress (2011): #1380.
  62. Mattson, S., Archinal, B., Beyer, R., Edmundson, K., Gaskell, B., Haase, I., Howington-Kraus, E., Li, R., Mastrodemos, N., McEwen, A., Moratto, Z., Oberst, J., Ojha, L., Ortiz, A., Robinson, M., Rosiek, M., Scholten, F., Tran, T., and Lroc Team. 2010. High Resolution Topography from LROC-NAC Geometric Stereo Images. Annual Meeting of the Lunar Exploration Analysis Group, held September 14-16, 2010 in Washington, DC. LPI Contribution No. 1595, p.38.
  63. Z. Peng, L.T. Long, A. Fabian, and L. Ojha, "Elevated high-frequency signals during the large-amplitude surface waves in southern California: widespread triggering, instrumental cause, or filtering effect?" (2009 SCEC Annual Meeting poster 2-119).