2015
Low-spatial-coherence high-radiance broadband fiber source for speckle free imaging.
Redding B, Ahmadi P, Mokan V, Seifert M, Choma MA, Cao H. Low-spatial-coherence high-radiance broadband fiber source for speckle free imaging. Optics Letters 2015, 40: 4607-10. PMID: 26469575, DOI: 10.1364/ol.40.004607.Peer-Reviewed Original ResearchConceptsFiber ASE sourceFull-field imagingLow temporal coherenceASE sourceHigh powerSpeckle-free imagingContinuous wave emissionLow spatial coherenceSpontaneous emission sourceHalf-maximum bandwidthCore multimode fiberTemporal coherenceOptical feedbackWave emissionMultimode fiberSpatial modesFull widthFree imagingSpatial coherenceSpectral compoundingSpeckle suppressionEmission sourcesCoherenceEmissionFiber sourceLow spatial coherence electrically pumped semiconductor laser for speckle-free full-field imaging
Redding B, Cerjan A, Huang X, Lee ML, Stone AD, Choma MA, Cao H. Low spatial coherence electrically pumped semiconductor laser for speckle-free full-field imaging. Proceedings Of The National Academy Of Sciences Of The United States Of America 2015, 112: 1304-1309. PMID: 25605946, PMCID: PMC4321308, DOI: 10.1073/pnas.1419672112.Peer-Reviewed Original ResearchConceptsLow spatial coherenceFull-field imagingLight-emitting diodesSpatial coherenceSemiconductor lasersLaser sourceLight sourceConventional laser sourcesThermal light sourceIncoherent light sourceHigh spectral radianceIndependent spatial modesCavity laserLaser resonatorCoherent artifactsSample illuminationSpatial modesProjection applicationsIllumination sourceLaserEmitting diodesOrders of magnitudeSpectral radianceThermal sourceHigh power
2012
Speckle-free laser imaging using random laser illumination
Redding B, Choma MA, Cao H. Speckle-free laser imaging using random laser illumination. Nature Photonics 2012, 6: 355-359. PMID: 24570762, PMCID: PMC3932313, DOI: 10.1038/nphoton.2012.90.Peer-Reviewed Original ResearchRandom lasersSuperluminescent diodeCoherent artifactsLaser illuminationImaging applicationsSpatial coherenceThermal light sourceIntense laser illuminationHigh spatial coherenceLow spatial coherenceBright light-emitting diodesLight-emitting diodesOptical scatteringCoherent illuminationLight sourceLaserIllumination sourceLaser imagingDiodesIlluminationCoherenceScatteringBrightnessSpeckleSource