NOTICE: Due to a lapse in annual appropriations, most of this website is not being updated. Learn more.
Form submissions will still be accepted but will not receive responses at this time. Sections of this site for programs using non-appropriated funds (such as NVLAP) or those that are excepted from the shutdown (such as CHIPS and NVD) will continue to be updated.
An official website of the United States government
Here’s how you know
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
Detecting Single Infrared Photons with 93 % System Efficiency
Published
Author(s)
Francesco F. Marsili, Varun B. Verma, Jeffrey A. Stern, Sean D. Harrington, Adriana E. Lita, Thomas Gerrits, Igor Vayshenker, Burm Baek, Matthew D. Shaw, Richard P. Mirin, Sae Woo Nam
Abstract
Single-photon detectors (SPDs) are nonlinear transducers that respond to the absorption of one or more photons with an electrical signal1. SPDs at near infrared wavelengths with high system detection efficiency (> 90%), low dark count rate (
Marsili, F.
, Verma, V.
, Stern, J.
, Harrington, S.
, Lita, A.
, Gerrits, T.
, Vayshenker, I.
, Baek, B.
, Shaw, M.
, Mirin, R.
and Nam, S.
(2013),
Detecting Single Infrared Photons with 93 % System Efficiency, Nature, [online], https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=911769
(Accessed October 9, 2025)