Numerical aperture

Known as: Numerical aperture (microscopy), Numerical aperture (optical fiber), Na 
In optics, the numerical aperture (NA) of an optical system is a dimensionless number that characterizes the range of angles over which the system… (More)
Wikipedia

Papers overview

Semantic Scholar uses AI to extract papers important to this topic.
Review
2017
Review
2017
An active fluid denotes a viscous suspension of particles, cells, or macromolecules able to convert chemical energy into… (More)
  • figure 1
  • figure 2
  • figure 3
  • figure 4
  • figure 5
Is this relevant?
Review
2017
Review
2017
Self-determination theory (SDT) is a macro theory of human motivation that evolved from research on intrinsic and extrinsic… (More)
  • figure 1
Is this relevant?
2010
2010
We consider the effects of finite spectral bandwidth and numerical aperture in scatterometry measurements and discuss efficient… (More)
  • table 1
  • table 2
  • figure 1
  • figure 2
  • figure 3
Is this relevant?
Review
2009
Review
2009
E3 ligases confer specificity to ubiquitination by recognizing target substrates and mediating transfer of ubiquitin from an E2… (More)
  • figure 1
  • figure 2
  • figure 3
  • figure 4
  • figure 5
Is this relevant?
Review
2008
Review
2008
The genomes of prokaryotes and eukaryotic organelles are usually circular as are most plasmids and viral genomes. In contrast… (More)
  • figure 1
  • figure 4
  • figure 5
  • figure 6
  • figure 7
Is this relevant?
Highly Cited
2008
Highly Cited
2008
Through-wall imaging/sensing using a synthetic aperture array technique is studied by employing ultrawideband antennas and for… (More)
  • figure 1
  • figure 2
  • figure 3
  • figure 4
  • figure 6
Is this relevant?
2005
2005
We present a detailed theoretical analysis and experimental results on a subsurface microscopy technique that significantly… (More)
  • figure 1
  • figure 2
  • figure 3
  • figure 4
  • figure 5
Is this relevant?
2004
2004
Air-silica microstructured fibers are designed and fabricated to yield numerical aperture (NA) greater than 0.9. A model is… (More)
  • figure 1
  • figure 3
  • figure 2
  • figure 4
  • figure 5
Is this relevant?
Highly Cited
2001
Highly Cited
2001
Synthetic aperture radar (SAR) is a general method for generating high-resolution radar maps from low-resolution aperture data… (More)
  • figure 1
  • figure 2
  • figure 3
  • figure 4
  • figure 5
Is this relevant?
Highly Cited
1995
Highly Cited
1995
Multi-element synthetic aperture imaging methods suitable for applications with severe cost and size limitations are explored… (More)
  • figure 1
  • figure 2
  • figure 3
  • figure 4
  • figure 5
Is this relevant?