D. Dutta
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View article: Direct Measurement of QED Radiative Effects in PRad Experiment
Direct Measurement of QED Radiative Effects in PRad Experiment Open
View article: Fresh look at the nuclear transparency using the generalized parton distributions
Fresh look at the nuclear transparency using the generalized parton distributions Open
Color transparency (CT) is a fundamental phenomenon in QCD in which hadrons produced in high-energy exclusive processes traverse nuclear matter with minimal interactions. Nuclear transparency, which quantifies this attenuation suppression,…
View article: Virtual particles: How physicists’ clever bookkeeping trick could underlie reality
Virtual particles: How physicists’ clever bookkeeping trick could underlie reality Open
View article: Inclusive studies of two- and three-nucleon short-range correlations in 3H and 3He
Inclusive studies of two- and three-nucleon short-range correlations in 3H and 3He Open
Inclusive electron scattering at carefully chosen kinematics can isolate scattering from the high-momentum nucleons in short-range correlations (SRCs). SRCs are produced by the hard, short-distance interactions of nucleons in the nucleus, …
View article: Flavor dependence of charged pion fragmentation functions
Flavor dependence of charged pion fragmentation functions Open
View article: High precision measurements of the proton elastic electromagnetic form factors and their ratio at $Q^2$ = 0.50, 2.64, 3.20, and 4.10 GeV$^2$
High precision measurements of the proton elastic electromagnetic form factors and their ratio at $Q^2$ = 0.50, 2.64, 3.20, and 4.10 GeV$^2$ Open
The advent of high-intensity, high-polarization electron beams led to significantly improved measurements of the ratio of the proton's charge to electric form factors, GEp/GMp. However, high-$Q^2$ measurements yielded significant disagreem…
View article: Inclusive studies of two- and three-nucleon short-range correlations in $^3$H and $^3$He
Inclusive studies of two- and three-nucleon short-range correlations in $^3$H and $^3$He Open
Inclusive electron scattering at carefully chosen kinematics can isolate scattering from the high-momentum nucleons in short-range correlations (SRCs). SRCs are produced by the hard, short-distance interactions of nucleons in the nucleus, …
View article: Novel Measurement of the Neutron Magnetic Form Factor from <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:mi mathvariant="normal">A</mml:mi><mml:mo>=</mml:mo><mml:mn>3</mml:mn></mml:mrow></mml:math> Mirror Nuclei
Novel Measurement of the Neutron Magnetic Form Factor from Mirror Nuclei Open
The electromagnetic form factors of the proton and neutron encode information on the spatial structure of their charge and magnetization distributions. While measurements of the proton are relatively straightforward, the lack of a free neu…
View article: First Measurement of the EMC effect in <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mmultiscripts><mml:mi mathvariant="normal">B</mml:mi><mml:mprescripts/><mml:none/><mml:mn>10</mml:mn></mml:mmultiscripts></mml:math> and <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mmultiscripts><mml:mi mathvariant="normal">B</mml:mi><mml:mprescripts/><mml:none/><mml:mn>11</mml:mn></mml:mmultiscripts></mml:math>
First Measurement of the EMC effect in and Open
The nuclear dependence of the inclusive inelastic electron scattering cross section (the EMC effect) has been measured for the first time in $^{10}$B and $^{11}$B. Previous measurements of the EMC effect in $A \leq 12$ nuclei showed an une…
View article: Constraints on the onset of color transparency from quasielastic <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:mmultiscripts><mml:mi mathvariant="normal">C</mml:mi><mml:mprescripts/><mml:none/><mml:mn>12</mml:mn></mml:mmultiscripts><mml:mo>(</mml:mo><mml:mi>e</mml:mi><mml:mo>,</mml:mo><mml:msup><mml:mi>e</mml:mi><mml:mo>′</mml:mo></mml:msup><mml:mi>p</mml:mi><mml:mo>)</mml:mo></mml:mrow></mml:math> up to <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:msup><mml:mi>Q</mml:mi><mml:mn>2</mml:mn></mml:msup><mml:mo>=</mml:mo><mml:mn>14.2</mml:mn><mml:mspace width="0.222222em"/><mml:msup><mml:mrow><mml:mo>(</mml:mo><mml:mi>GeV</mml:mi><mml:mo>/</mml:mo><mml:mi>c</mml:mi><mml:mo>)</mml:mo></mml:mrow><mml:mn>2</mml:mn></mml:msup></mml:mrow></mml:math>
Constraints on the onset of color transparency from quasielastic up to Open
Quasi-elastic scattering on 12C(e,e'p) was measured in Hall C at Jefferson Lab for space-like 4-momentum transfer squared Q2 in the range of 8-14.2 (GeV/c)2 with proton momenta up to 8.3 GeV/c. Here the exp…
View article: A novel measurement of the neutron magnetic form factor from A=3 mirror nuclei
A novel measurement of the neutron magnetic form factor from A=3 mirror nuclei Open
The electromagnetic form factors of the proton and neutron encode information on the spatial structure of their charge and magnetization distributions. While measurements of the proton are relatively straightforward, the lack of a free neu…
View article: Quantum Information Science and Technology for Nuclear Physics. Input into U.S. Long-Range Planning, 2023
Quantum Information Science and Technology for Nuclear Physics. Input into U.S. Long-Range Planning, 2023 Open
In preparation for the 2023 NSAC Long Range Plan (LRP), members of the Nuclear Science community gathered to discuss the current state of, and plans for further leveraging opportunities in, QIST in NP research at the Quantum Information Sc…
View article: Neutron phase contrast imaging of PbWO<sub>4</sub> crystals for G experiment test masses using a Talbot-Lau neutron interferometer
Neutron phase contrast imaging of PbWO<sub>4</sub> crystals for G experiment test masses using a Talbot-Lau neutron interferometer Open
The use of transparent test/source masses can benefit future measurements of Newton’s gravitational constant G . Such transparent test mass materials can enable nondestructive, quantitative internal density gradient measurements using opti…
View article: Measured proton electromagnetic structure deviates from theoretical predictions
Measured proton electromagnetic structure deviates from theoretical predictions Open
View article: Revealing the short-range structure of the mirror nuclei 3H and 3He
Revealing the short-range structure of the mirror nuclei 3H and 3He Open
View article: Precision Determination of the Neutral Weak Form Factor of <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:mmultiscripts><mml:mrow><mml:mi>Ca</mml:mi></mml:mrow><mml:mprescripts/><mml:none/><mml:mrow><mml:mn>48</mml:mn></mml:mrow></mml:mmultiscripts></mml:mrow></mml:math>
Precision Determination of the Neutral Weak Form Factor of Open
We report a precise measurement of the parity-violating (PV) asymmetry A_{PV} in the elastic scattering of longitudinally polarized electrons from ^{48}Ca. We measure A_{PV}=2668±106(stat)±40(syst) parts per billion, leading to an extracti…
View article: Imaging of PbWO<sub>4</sub> crystals for <i>G</i> experiment test masses using a laser interferometer
Imaging of PbWO<sub>4</sub> crystals for <i>G</i> experiment test masses using a laser interferometer Open
It is highly desirable for future measurements of Newton’s gravitational constant G to use test/source masses that allow nondestructive, quantitative internal density gradient measurements. High density optically transparent materials are …
View article: Measurement of the EMC effect in light and heavy nuclei
Measurement of the EMC effect in light and heavy nuclei Open
Inclusive electron scattering from nuclear targets has been measured to extract the nuclear dependence of the inelastic cross section in Hall C at the Thomas Jefferson National Accelerator facility. Results are presented for 2H, 3He, 4He, …
View article: Deeply virtual Compton scattering using a positron beam in Hall-C at Jefferson Lab
Deeply virtual Compton scattering using a positron beam in Hall-C at Jefferson Lab Open
View article: A Direct Detection Search for Hidden Sector New Particles in the 3-60 MeV Mass Range
A Direct Detection Search for Hidden Sector New Particles in the 3-60 MeV Mass Range Open
In our quest to understand the nature of dark matter and discover its non-gravitational interactions with ordinary matter, we propose an experiment using a \pbo ~calorimeter to search for or set new limits on the production rate of i) hidd…
View article: An experimental program with high duty-cycle polarized and unpolarized positron beams at Jefferson Lab
An experimental program with high duty-cycle polarized and unpolarized positron beams at Jefferson Lab Open
View article: Measurement of the beam-normal single-spin asymmetry for elastic electron scattering from <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mmultiscripts><mml:mi mathvariant="normal">C</mml:mi><mml:mprescripts/><mml:none/><mml:mn>12</mml:mn></mml:mmultiscripts></mml:math> and <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mmultiscripts><mml:mi>Al</mml:mi><mml:mprescripts/><mml:none/><mml:mn>27</mml:mn></mml:mmultiscripts></mml:math>
Measurement of the beam-normal single-spin asymmetry for elastic electron scattering from and Open
We report measurements of the parity-conserving beam-normal single-spin elastic scattering asymmetries $B_n$ on $^{12}$C and $^{27}$Al, obtained with an electron beam polarized transverse to its momentum direction. These measurements add a…
View article: Deeply virtual Compton scattering using a positron beam in Hall-C at\n Jefferson Lab
Deeply virtual Compton scattering using a positron beam in Hall-C at\n Jefferson Lab Open
We propose to use the High Momentum Spectrometer of Hall C combined with the\nNeutral Particle Spectrometer (NPS) to perform high precision measurements of\nthe Deeply Virtual Compton Scattering (DVCS) cross section using a beam of\npositr…
View article: Accurate Determination of the Neutron Skin Thickness of <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:mmultiscripts><mml:mrow><mml:mi>Pb</mml:mi></mml:mrow><mml:mprescripts/><mml:none/><mml:mrow><mml:mn>208</mml:mn></mml:mrow></mml:mmultiscripts></mml:mrow></mml:math> through Parity-Violation in Electron Scattering
Accurate Determination of the Neutron Skin Thickness of through Parity-Violation in Electron Scattering Open
We report a precision measurement of the parity-violating asymmetry A_{PV} in the elastic scattering of longitudinally polarized electrons from ^{208}Pb. We measure A_{PV}=550±16(stat)±8(syst) parts per billion, leading to an extraction of…
View article: The PRad windowless gas flow target
The PRad windowless gas flow target Open
Ruling out Color Transparency in Quasielastic up to of Open
View article: Advanced extraction of the deuteron charge radius from electron-deuteron scattering data
Advanced extraction of the deuteron charge radius from electron-deuteron scattering data Open
To extract the charge radius of the proton, r(p), from the electron scattering data, the PRad collaboration at Jefferson Lab has developed a rigorous framework for finding the best functional forms-the fitters-for a robust extraction of r(…
View article: An experimental program with high duty-cycle polarized and unpolarized positron beams at Jefferson Lab
An experimental program with high duty-cycle polarized and unpolarized positron beams at Jefferson Lab Open
Positron beams, both polarized and unpolarized, are identified as important ingredients for the experimental programs at the next generation of lepton accelerators. In the context of the hadronic physics program at Jefferson Lab (JLab), po…
View article: Probing the Deuteron at Very Large Internal Momenta
Probing the Deuteron at Very Large Internal Momenta Open
We measure ^{2}H(e,e^{'}p)n cross sections at 4-momentum transfers of Q^{2}=4.5±0.5 (GeV/c)^{2} over a range of neutron recoil momenta p_{r}, reaching up to ∼1.0 GeV/c. We obtain data at fixed neutron recoil angles θ_{nq}=35°, 45°, and 75°…
View article: PRad-II: A New Upgraded High Precision Measurement of the Proton Charge Radius
PRad-II: A New Upgraded High Precision Measurement of the Proton Charge Radius Open
The PRad experiment has credibly demonstrated the advantages of the calorimetric method in e-p scattering experiments to measure the proton root-mean-square (RMS) charge radius with high accuracy. The PRad result, within its experimental u…