Laser-induced breakdown spectroscopy (LIBS), part II: review of instrumental and methodological approaches to material analysis and applications to different fields
DW Hahn, N Omenetto - Applied spectroscopy, 2012 - journals.sagepub.com
… d e 2 L e 4 = π d e 3 h s R d 4 Δ λ s Expression defining the volume of the emitting plasma
seen by the detector. T3.12 N seen = n T V seen = n T π d e 3 h s R d … , we obtain ε d = 3.1 × 10 …
seen by the detector. T3.12 N seen = n T V seen = n T π d e 3 h s R d … , we obtain ε d = 3.1 × 10 …
Laser-induced breakdown spectroscopy (LIBS), part I: review of basic diagnostics and plasma–particle interactions: still-challenging issues within the analytical …
DW Hahn, N Omenetto - Applied spectroscopy, 2010 - opg.optica.org
… This is hardly satisfied at early delay times in a LIBS plasma, due to the high plasma free
electron gradients, as shown experimentally by Diwakar and Hahn using Thomson scattering.…
electron gradients, as shown experimentally by Diwakar and Hahn using Thomson scattering.…
Energetics of insect diapause
DA Hahn, DL Denlinger - Annual review of entomology, 2011 - annualreviews.org
Managing metabolic resources is critical for insects during diapause when food sources are
limited or unavailable. Insects accumulate reserves prior to diapause, and metabolic …
limited or unavailable. Insects accumulate reserves prior to diapause, and metabolic …
Measurement of the positive muon anomalous magnetic moment to 0.46 ppm
…, D Hahn, T Halewood-Leagas, D Hampai… - Physical Review Letters, 2021 - APS
We present the first results of the Fermilab National Accelerator Laboratory (FNAL) Muon g−
2 Experiment for the positive muon magnetic anomaly a μ≡(g μ− 2)/2. The anomaly is …
2 Experiment for the positive muon magnetic anomaly a μ≡(g μ− 2)/2. The anomaly is …
Observation of keyhole-mode laser melting in laser powder-bed fusion additive manufacturing
…, VM Castillo, GF Gallegos, JW Gibbs, DE Hahn… - Journal of Materials …, 2014 - Elsevier
… This energy is distributed in the volume π σ 2 D τ . Absorbed energy density is A P τ / π σ 2
D τ . Dividing this expression by the enthalpy at melting, h s … d = A P 2 π κ T b ln σ + D / u σ . …
D τ . Dividing this expression by the enthalpy at melting, h s … d = A P 2 π κ T b ln σ + D / u σ . …
[BOOK][B] Heat conduction
DW Hahn, MN Özisik - 2012 - books.google.com
… The heat rate is calculated by multiplying the heat flux by the total cross-sectional area
through which the heat flows for a 1-D problem or by integrating over the area of flow for a …
through which the heat flows for a 1-D problem or by integrating over the area of flow for a …
Association of Chlamydia pneumoniae (strain TWAR) infection with wheezing, asthmatic bronchitis, and adult-onset asthma
DL Hahn, RW Dodge, R Golubjatnikov - Jama, 1991 - jamanetwork.com
Objective. —To study the clinical characteristics of respiratory tract illness caused
byChlamydia pneumoniae. Design. —Prospective clinical, bacteriologic, and serologic study. …
byChlamydia pneumoniae. Design. —Prospective clinical, bacteriologic, and serologic study. …
Myocardial phosphocreatine-to-ATP ratio is a predictor of mortality in patients with dilated cardiomyopathy
…, JB Newell, W Peters, T Pabst, G Ertl, D Hahn… - Circulation, 1997 - Am Heart Assoc
Background In patients with heart failure due to dilated cardiomyopathy, cardiac energy
metabolism is impaired, as indicated by a reduction of the myocardial phosphocreatine-to-ATP …
metabolism is impaired, as indicated by a reduction of the myocardial phosphocreatine-to-ATP …
[HTML][HTML] The role of mountains in the south Asian monsoon circulation
DG Hahn, S Manabe - Journal of the Atmospheric Sciences, 1975 - journals.ametsoc.org
An 11–level numerical model of the atmospheric circulation which has a prescribed seasonal
variation of insulation and sea surface temperatures is integrated with respect to time for …
variation of insulation and sea surface temperatures is integrated with respect to time for …
An apparent relationship between Eurasian snow cover and Indian monsoon rainfall
DG Hahn, J Shukla - Journal of the Atmospheric Sciences, 1976 - journals.ametsoc.org
A short record of year-to-year variations of summer monsoon rainfall over India is compared
with that of winter snow cover over Eurasia as derived from satellite data. An inverse …
with that of winter snow cover over Eurasia as derived from satellite data. An inverse …