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1. Bhargava R, Fernandez DC, Hewitt SM, Levin IW. “High throughput assessment of cells and tissues: Bayesian classification of spectral metrics from infrared vibrational spectroscopic imaging data.” Biochim Biophys Acta. 1758(7): 830-845, 2006. [Abstract]
2. Fernandez DC, Bhargava R, Hewitt SM, Levin IW. “Infrared spectroscopic imaging for observer-invariant histopathology.” Nat. Biotechnol. 23: 469-474, 2005. [Abstract | pdf Fulltext | Supplementary Material]
3. Levin IW, Bhargava R. “Fourier transform infrared vibrational spectroscopic imaging: integration of microscopy and molecular recognition.” Annu. Rev. Phys. Chem. 56: 429-474, 2005. [Abstract | pdf Fulltext]
4. Bhargava R, Levin IW. “Application of Gram-Schmidt orthogonalization to spectroscopic imaging.” Appl. Spectrosc. 58: 995-1000, 2004. [Abstract | pdf Fulltext]
5. Bhargava R, Levin IW. “Enhanced time-resolved Fourier transform infrared spectroscopic imaging for reversible dynamics.” J. Phys. Chem. A. 108: 3896-3901, 2004.[Abstract | pdf Fulltext]
6. Bhargava R, Levin IW. “Probing the structure and dynamics of macromolecular composites by infrared spectroscopy and imaging.” Vib. Spectrosc. 34: 13-24, 2004. [Invited special issue: Prominent young vibrational spectroscopists] [pdf Fulltext]
7. Bhargava R, Wang SQ, Koenig JL. “FTIR microspectroscopy of polymeric systems.” Adv. Polym. Sci. 163: 137-191, 2003.
8. Bhargava R, Levin IW. “Time resolved Fourier transform infrared spectroscopic imaging.” Appl. Spectrosc. 57: 357-366, 2003/ [Accelerated publication] [Abstract | pdf Fulltext]
9. Bhargava R, Levin IW. “Non-invasive imaging of molecular dynamics in heterogeneous materials.” Macromolecules 36: 92-96, 2003. [Featured in Anal. Chem. news section, July 2003] [Abstract | pdf Fulltext]
10. Huffman SW, Bhargava R, Levin IW. “A generalized implementation of rapid-scan Fourier transform infrared spectroscopic imaging.” Appl. Spectrosc. 56: 965-969, 2002. [Accelerated publication] Abstract | pdf Fulltext]
11. Bhargava R, Levin IW. “Effective time averaging of multiplex measurements: A critical analysis.” Anal. Chem. 74: 1429-1435, 2002. [Abstract | pdf Fulltext]
12. Bhargava R, Levin IW. “Fourier transform infrared spectroscopic imaging of biological tissue.” Trends Appl. Spectrosc. 54: 1580-1589, 2001.
13. Bhargava R, Fernandez DC, Schaeberle MD, Levin IW. “Theory and application of gain ranging to Fourier transform infrared spectroscopic imaging.” Appl. Spectrosc. 54, 1580-1589, 2001. [Abstract | pdf Fulltext]
14. Bhargava R, Levin IW. “Fourier transform infrared imaging: Theory and practice.” Anal. Chem. 73: 5157-5167, 2001. [Abstract | pdf Fulltext]
15. Ribar T, Bhargava R, Koenig JL. “Examining polymer dissolution by FTIR imaging: 2. Good-poor solvent mixtures.” Macromolecules 34: 8340-8346, 2001.
16. Bhargava R, Fernandez DC, Schaeberle MD, Levin IW. “Novel route to faster Fourier transform infrared spectroscopic imaging.” Appl. Spectrosc. 55: 1079-1084, 2001. [Abstract | pdf Fulltext]
17. Koenig JL, Wang SQ, Bhargava R. “FTIR images: A picture is worth a thousand spectra.” Anal. Chem. 73: 351A-391A, 2001. [Cover feature article]
18. Bhargava R, Fernandez DC, Schaeberle MD, Levin IW. “Effect of focal plane array cold shield aperture size on Fourier transform infrared imaging microspectrometer performance.” Appl. Spectrosc. 54: 1743-1750, 2000. [Abstract | pdf Fulltext]
19. Ribar T, Bhargava R, Koenig JL. “Examining polymer dissolution by FTIR imaging: 1. Good solvents” Macromolecules 33: 8842-8849, 2000.
20. Bhargava R, Wang SQ, Koenig JL. “Processing FTIR imaging data for morphology visualization” Appl. Spectrosc. 54: 1690-1706, 2000.
21. Bhargava R, Wall BG, Koenig JL. “Comparison of the FT-IR mapping and imaging techniques applied to polymeric systems.” Appl. Spectrosc. 54: 470-479, 2000.
22. Bhargava R, Wang SQ, Koenig JL. “Route to higher fidelity FT-IR imaging.” Appl. Spectrosc. 54: 486-495, 2000.
23. Bhargava R, Wang SQ, Koenig JL. “Studying polymer-dispersed liquid-crystal formation by FTIR spectroscopy. 1. Monitoring curing reactions.” Macromolecules 32: 8982-8988, 1999.
24. Bhargava R, Wang SQ, Koenig JL. “Studying polymer-dispersed liquid-crystal formation by FTIR spectroscopy. 2. Phase separation and ordering.” Macromolecules 32: 8989-8995, 1999.
25. Bhargava R, Ribar T, Koenig JL. “Towards faster FT-IR imaging by reducing noise.” Appl. Spectrosc. 53: 1313-1322, 1999.
26. Bhargava R, Wang SQ, Koenig JL. “FTIR imaging studies of a new two-step process to produce polymer dispersed liquid crystals.” Macromolecules 32: 2748-2760, 1999.
27. Bhargava R, Wang SQ, Koenig JL. “FT-IR imaging of the interface in multicomponent systems using optical effects induced by differences in refractive index.” Appl. Spectrosc. 52: 323-328, 1998. [Accelerated publication]
28. Agarwal US, Bhargava R, Mashelkar RA. “Brownian dynamics simulation of a polymer molecule in solution under elongational flow.” J. Chem. Phys. 108: 1610-1616, 1998.

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1. Bhargava R, Levin IW. “Spectrochemical analysis using infrared multichannel detectors.” (2005-Expected), In press [Information]
2. Bhargava R, Schaeberle MD, Levin IW. “Mid-inrared and Raman spectroscopic imaging.” Gregariou VG and Braiman M, eds, Vibrational spectroscopy of biological and polymeric materials, Marcel Dekker (2003-Expected)
3. Bhargava R, Levin IW. “Recent developments in Fourier transform infrared (FTIR) microspectroscopic methods for biomedical analyses: From single point detection to two-dimensional imaging. p.32:1-32:15, Biomedical Photonics Handbook, CRC Press, Vo-Dinh Tran, ed. (2002)
4. Bhargava R, Huffman SW, Schaeberle MD, Fernandez D, Levin IW. “FTIR imaging methods for biomedical and biochemical analyses.” Microscopy and Microanalysis, Quebec, August 2002.
5. Bhargava R, Wang SQ, Koenig JL. “FTIR imaging of phase-separated polymeric systems.” Inst. Phys. Conf. Ser. 165: 43-44, 2000.
6. Bhargava R. “New FTIR imaging techniques applied to multiphase polymer systems.” Doctoral dissertation, Case Western Reserve University, Cleveland, OH.