D. Becker

Feedhorn-coupled TES polarimeter camera modules at 150 GHz for CMB polarization measurements with SPTpol

J. W. Henning, P. Ade, K. A. Aird +58

The SPTpol camera is a dichroic polarimetric receiver at 90 and 150 GHz. Deployed in January 2012 on the South Pole Telescope (SPT), SPTpol is looking for faint polarization signal…

Observation of $I^\cdot_{c} (2 S) \to 3 (I ¨ ^{+} I ¨ ^{-})$ and measurements of $I ¨ _{c J} \to 3 (I ¨ ^{+} I ¨ ^{-})$ in $I ¨ (3686)$ radiative transitions

BESIII Collaboration, M. Ablikim, M. N. Achasov +564

The hadronic decay $I^\cdot_{c} (2 S) \to 3 (I ¨ ^{+} I ¨ ^{-})$ is observed with a statistical significance of 9.3 standard deviations using $(448.1 \pm 2.9) \times 1 0^{6}$ $I ¨ (3686)$ events collected by…

Observation of the $Y (4230)$ and a new structure in $e^{+} e^{-} \to K^{+} K^{-} J / I ¨ $

BESIII Collaboration, M. Ablikim, M. N. Achasov +560

The cross sections of $e^{+} e^{-} \to K^{+} K^{-} J / I ¨ $ at center-of-mass energies from 4.127 to 4.600~GeV are measured based on 15.6 fb $^{- 1}$ data collected with the BESIII detecto…

Search for invisible decays of a dark photon using $e^{+} e^{-}$ annihilation data at BESIII

BESIII Collaboration, M. Ablikim, M. N. Achasov +564

We report a search for a dark photon using $14.9$ ~fb $^{- 1}$ of $e^{+} e^{-}$ annihilation data taken at center-of-mass energies from 4.13 to 4.60~GeV with the BESIII detector operated a…

Evidence for the Cusp Effect in $I^\cdot^{'}$ Decays into $I^\cdot I ¨ ^{0} I ¨ ^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +560

Using a sample of $4.3 \times 1 0^{5}$ $I^\cdot^{'} \to I^\cdot I ¨ ^{0} I ¨ ^{0}$ events selected from the ten billion $J / I ¨ $ event dataset collected with the BESIII detector, we study the decay $Î·'\toÎ·Ï^0…

Study of the Semileptonic Decay $I^_{c}^{+} \to I^ e^{+} I^½_{e}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +563

The measurement of the Cabibbo-favored semileptonic decay $I^_{c}^{+} \to I^ e^{+} I^½_{e}$ is reported using a $4.5 fb^{- 1}$ data sample of $e^{+} e^{-}$ annihilations collected a…

Measurement of $e^{+} e^{-} \to K^{+} K^{-} I ¨ ^{0}$ cross section and observation of a resonant structure

BESIII Collaboration, M. Ablikim, M. N. Achasov +556

Based on $e^{+} e^{-}$ collision data collected by the BESIII detector at the BEPCII collider at center-of-mass energies from 2.000 to 3.080 GeV, a partial-wave analysis is performe…

Observation of the double Dalitz decay $I^\cdot^{'} \to e^{+} e^{-} e^{+} e^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +566

Based on $(10087 \pm 44) \times 1 0^{6}$ $J / I ¨ $ events collected with the BESIII detector at BEPCII, the double Dalitz decay $I^\cdot^{'} \to e^{+} e^{-} e^{+} e^{-}$ is observed for the first time via the…

Measurement of the branching fraction for $I ¨ (3686) \to I ¨ K_{S}^{0} K_{S}^{0}$

M. Ablikim, M. N. Achasov, P. Adlarson +531

Analyzing $(448.1 \pm 2.9) \times 1 0^{6}$ $I ¨ (3686)$ events collected with the BESIII detector at the BEPCII collider, the $I ¨ (3686) \to I ¨ K_{S}^{0} K_{S}^{0}$ decay is observed for the fi…

cond-mat.quant-gas2017

Spin-chain model for strongly interacting one-dimensional Bose-Fermi mixtures

F. Deuretzbacher, D. Becker, J. Bjerlin +2

Strongly interacting one-dimensional (1D) Bose-Fermi mixtures form a tunable XXZ spin chain. Within the spin-chain model developed here, all properties of these systems can be calc…

Measurement of the Cross Section for $e^{+} e^{-} \to$ hadrons at Energies from 2.2324 to 3.6710 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +557

Based on electron-positron collision data collected with the BESIII detector operating at the Beijing Electron Positron Collider II storage rings, the value of $R\equivÏ(e^{+}e^{-…

First Observation of the Semileptonic Decay $I^_{c}^{+} \to p K^{-} e^{+} I^½_{e}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +563

Using $4.5 fb^{- 1}$ of $e^{+} e^{-}$ annihilation data samples collected at the center-of-mass energies ranging from 4.600~GeV to 4.699~GeV with the BESIII detector at the BEPC…

Multi-Chroic Feed-Horn Coupled TES Polarimeters

J. McMahon, J. Beall, D. Becker +8

Multi-chroic polarization sensitive detectors offer an avenue to increase both the spectral coverage and sensitivity of instruments optimized for observations of the cosmic-microwa…

Observation of the decay $I ¨ (3686) \to I^£^{-} I^ˉ £^{+}$ and measurement of its angular distribution

BESIII Collaboration, M. Ablikim, M. N. Achasov +567

Using $(448.1 \pm 2.9) \times 1 0^{6}$ $I ¨ (3686)$ events collected with the BESIII detector at the BEPCII collider, the decay $I ¨ (3686) \to I^£^{-} I^ˉ £^{+}$ is observed for the first time wit…

Measurement of $e^{+} e^{-} \to I ¨ ^{+} I ¨ ^{-} D^{+} D^{-}$ cross sections at center-of-mass energies from 4.190 to 4.946 GeV

M. Ablikim, M. N. Achasov, P. Adlarson +561

Using data samples collected with the BESIII detector operating at the BEPCII storage ring, we measure the cross sections of the $e^{+} e^{-} \to I ¨ ^{+} I ¨ ^{-} D^{+} D^{-}$ proce…

hep-th2012

Asymptotic Safety and Black Hole Thermodynamics

D. Becker, M. Reuter

We present recent results on the non-perturbative renormalization group flow of Quantum Einstein Gravity (QEG) on spacetime manifolds with boundaries. As an application, novel quan…

astro-ph.IM2016

Optical Demonstration of THz, Dual-Polarization Sensitive Microwave Kinetic Inductance Detectors

B. Dober, J. A. Austermann, J. A. Beall +17

The next generation BLAST experiment (BLAST-TNG) is a suborbital balloon payload that seeks to map polarized dust emission in the 250 $I^¼$ m, 350 $I^¼$ m and 500 $I^¼$ m wavebands. The…

physics.ins-det2017

Measuring the electron neutrino mass with improved sensitivity: the HOLMES experiment

A. Giachero, B. Alpert, D. Becker +39

HOLMES is a new experiment aiming at directly measuring the neutrino mass with a sensitivity below 2 eV. HOLMES will perform a calorimetric measurement of the energy released in th…

Novel method to extract the femtometer structure of strange baryons using the vacuum polarization effect

BESIII Collaboration, M. Ablikim, M. N. Achasov +572

One of the fundamental goals of particle physics is to gain microscopic understanding of the strong interaction. Electromagnetic form factors quantify the structure of hadrons in t…

Study of $e^{+} e^{-} \to I^c ◯^{-} I^ˉ c ◯^{+}$ at center-of-mass energies from 3.49 to 3.67 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +565

Using data samples of $e^{+} e^{-}$ collisions collected with the BESIII detector at eight center-of-mass energy points between 3.49 and 3.67 GeV, corresponding to an integrated luminos…

Improved measurement of the branching fractions of the inclusive decays $D^{+} \to K_{S}^{0} X$ and $D^{0} \to K_{S}^{0} X$

BESIII Collaboration, M. Ablikim, M. N. Achasov +571

By analyzing 2.93 fb $^{- 1}$ of $e^{+} e^{-}$ collision data taken at the center-of-mass energy of 3.773 GeV with the BESIII detector, the branching fractions of the inclusive decays $D^…

Absolute Measurements of Branching Fractions of Cabibbo-Suppressed Hadronic $D^{0 (+)}$ Decays Involving Multiple Pions

BESIII Collaboration, M. Ablikim, M. N. Achasov +561

By analyzing $e^{+} e^{-}$ annihilation data with an integrated luminosity of $2.93 f b^{- 1}$ collected at the center-of-mass energy $s =$ 3.773 GeV with the BESIII detector, we…

Improved measurement of the strong-phase difference $I^´_{D}^{K I ¨ }$ in quantum-correlated $D D ˉ$ decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +568

The decay $D \to K^{-} I ¨ ^{+}$ is studied in a sample of quantum-correlated $D D ˉ$ pairs, based on a data set corresponding to an integrated luminosity of 2.93\,fb $^{- 1}$ collected a…

Evidence for a neutral near-threshold structure in the $K_{S}^{0}$ recoil-mass spectra in $e^{+} e^{-} \to K_{S}^{0} D_{s}^{+} D^{-}$ and $e^{+} e^{-} \to K_{S}^{0} D_{s}^{+} D^{-}$

M. Ablikim, M. N. Achasov, P. Adlarson +558

We study the processes $e^{+} e^{-} \to K_{S}^{0} D_{s}^{+} D^{*-}$ and $e^{+} e^{-} \to K_{S}^{0} D_{s}^{*+} D^{-}$ , as well as their charge conjugated processes, at five center…

Search for hidden-charm tetraquark with strangeness in $e^{+} e^{-} \to K^{+} D_{s}^{-} D^{ 0} + c . c .$

BESIII Collaboration, M. Ablikim, M. N. Achasov +571

We report a search for a heavier partner of the recently observed $Z_{cs} (3985)^{-}$ state, denoted as $Z_{cs}^{' -}$ , in the process $e^{+} e^{-}\rightarrow K^{+}D_{s}^{*-}D^…

Observation of the $J / I ¨ $ and $I ¨ (3686)$ decays into $I^\cdot I^£^{+} I^ˉ £^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +572

The decays $J / I ¨ \to I^\cdot I^£^{+} I^ˉ £^{-}$ and $I ¨ (3686) \to I^\cdot I^£^{+} I^ˉ £^{-}$ are observed for the first time, using $(10087 \pm 44) \times 1 0^{6}$ $J / I ¨ $ and $(448.1 \pm 2.9)\times 10…

Observations of the Cabibbo-Suppressed decays $I^_{c}^{+} \to n I ¨ ^{+} I ¨ ^{0}$ , $n I ¨ ^{+} I ¨ ^{-} I ¨ ^{+}$ and the Cabibbo-Favored decay $I^_{c}^{+} \to n K^{-} I ¨ ^{+} I ¨ ^{+}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +567

Using electron-positron annihilation data samples corresponding to an integrated luminosity of 4.5 $fb^{- 1}$ , collected by the BESIII detector in the energy region between $…

hep-ex2021

Observation of $J / I ¨ $ Electromagnetic Dalitz Decays to $X (1835)$ , $X (2120)$ and $X (2370)$

BESIII Collaboration, M. Ablikim, M. N. Achasov +543

Using a sample of about 10 billion $J / I ¨ $ events collected at a center-of-mass energy $s = 3.097$ GeV with the BESIII detector, the electromagnetic Dalitz decays $J/Ï\to e^+…

hep-ex2024

Measurement of $I^$ transverse polarization in $e^{+} e^{-}$ collisions at $s = 3.68 - 3.71$ GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +591

With data samples collected with the BESIII detector at seven energy points at $s = 3.68 - 3.71$ GeV, corresponding to an integrated luminosity of 333 pb $^{- 1}$ , we present a…

Search for baryon and lepton number violation decay $D^{\pm} \to n (n ˉ) e^{\pm}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +568

Using a data set of electron-positron collisions corresponding to an integrated luminosity of $2.93 f b^{- 1}$ taken with the BESIII detector at a center-of-mass energy of 3.77…

Study of $e^{+} e^{-} \to I^^{3} I ¨ J / I ¨ $ from $s = 4.600$ to $4.951$ GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +571

Using data samples with an integrated luminosity of $6.4$ ~fb $^{- 1}$ collected by the BESIII detector operating at the BEPCII storage ring, the process of $e^{+} e^{-} \to I^^{3} I ¨ J / I ¨ $ is stu…

cond-mat.mes-hall2013

Iterative path integral summation for nonequilibrium quantum transport

S. Weiss, R. HÃ¼tzen, D. Becker +3

We have developed a numerically exact approach to compute real-time path integral expressions for quantum transport problems out of equilibrium. The scheme is based on a determinis…

Helicity amplitude analysis of $I ¨ _{c J} \to I ¨ I ¨ $

BESIII Collaboration, M. Ablikim, M. N. Achasov +567

Using (447.9 $\pm$ 2.3) million $I ¨ $ (3686) events collected with the BESIII detector, the decays of $I ¨ _{c J} \to I ¨ I ¨ $ ( $J$ =0, 1, 2) have been studied via the decay $Ï(368…

Search for the weak radiative decay $I^_{c}^{+} \to I^£^{+} I^^{3}$ at BESIII

BESIII Collaboration, M. Ablikim, M. N. Achasov +567

The Cabibbo-allowed weak radiative decay $I^_{c}^{+} \to I^£^{+} I^^{3}$ has been searched for in a sample of $I^_{c}^{+} I^ˉ _{c}^{-}$ pairs produced in $e^{+} e^{-}$ annihilations, corresponding to…

astro-ph.IM2013

A Study of Al-Mn Transition Edge Sensor Engineering for Stability

E. M. George, J. E. Austermann, J. A. Beall +32

The stability of Al-Mn transition edge sensor (TES) bolometers is studied as we vary the engineered TES transition, heat capacity, and/or coupling between the heat capacity and TES…

hep-th2012

Running boundary actions, Asymptotic Safety, and black hole thermodynamics

D. Becker, M. Reuter

Previous explorations of the Asymptotic Safety scenario in Quantum Einstein Gravity (QEG) by means of the effective average action and its associated functional renormalization gro…

Observation of $e^{+} e^{-} \to pp p ˉ n ˉ I ¨ ^{-} + c . c .$

M. Ablikim, M. N. Achasov, P. Adlarson +559

Using data taken at 29 center-of-mass energies between 4.16 and 4.70 GeV with the BESIII detector at the Beijing Electron Positron Collider corresponding to a total integrated lumi…

Search for a massless dark photon in $Î^{+}_{c}\to p Î³^{\prime}$ decay

BESIII Collaboration, M. Ablikim, M. N. Achasov +569

A search for a massless dark photon $Î³^{\prime}$ is conducted using 4.5 $fb^{- 1}$ of $e^{+} e^{-}$ collision data collected at center-of-mass energies between 4.600 and 4.699…

physics.ins-det2018

Study of Light Backgrounds from Relativistic Electrons in Air Light-Guides

S. Riordan, Y. X. Zhao, S. Baunack +17

The MOLLER experiment proposed at the Thomas Jefferson National Accelerator Facility plans a precision low energy determination of the weak mixing angle via the measurement of the…

Observation of an isoscalar resonance with exotic $J^{P C} = 1^{-+}$ quantum numbers in $J / I ¨ \to I^^{3} I^\cdot I^\cdot^{'}$

M. Ablikim, M. N. Achasov, P. Adlarson +523

Using a sample of (10.09 $\pm$ 0.04) $\times$ 10 $^{9}$ $J / I ¨ $ events collected with the BESIII detector operating at the BEPCII storage ring, a partial wave analysis of the decay $J/Ï…

cond-mat.quant-gas2014

Quantum magnetism without lattices in strongly interacting one-dimensional spinor gases

F. Deuretzbacher, D. Becker, J. Bjerlin +2

We show that strongly interacting multicomponent gases in one dimension realize an effective spin chain, offering an alternative simple scenario for the study of one-dimensional qu…

physics.atom-ph2019

Concept study and preliminary design of a cold atom interferometer for space gravity gradiometry

A. Trimeche, B. Battelier, D. Becker +14

We study a space-based gravity gradiometer based on cold atom interferometry and its potential for the Earth's gravitational field mapping. The instrument architecture has been pro…

Measurement of the absolute branching fraction of the inclusive decay $I^ˉ _{c}^{-} \to n ˉ + X$

BESIII Collaboration, M. Ablikim, M. N. Achasov +566

Based on $e^{+} e^{-}$ collision data corresponding to an integrated luminosity of 4.5 $f b^{- 1}$ collected at the center-of-mass energies between 4.600 and 4.699 GeV with the BESIII det…

Study of the $h_{c}$ ( $1^{1} P_{1}$ ) meson via $I ¨ (2 S) \to I ¨ ^{0} h_{c}$ decays at BESIII

BESIII Collaboration, M. Ablikim, M. N. Achasov +549

Using 448 million $I ¨ (2 S)$ events, the spin-singlet $P$ -wave charmonium state $h_{c}$ (1 $^{1} P_{1}$ ) is studied via the $I ¨ (2 S) \to I ¨ ^{0} h_{c}$ decay followed by the $h_c \to Î³Î·_c…

hep-ex2021

Search for the charged lepton flavor violating decay $J / I ¨ \to e I ¨ $

BESIII Collaboration, M. Ablikim, M. N. Achasov +521

A search for the charged lepton flavor violating decay $J / I ¨ \to e^{\pm} I ¨ ^{\mp}$ with $I ¨ ^{\mp} \to I ¨ ^{\mp} I ¨ ^{0} I^½_{I ¨} $ is performed with about $10$ billion $J / I ¨ $ events collected…

Measurement of the absolute branching fraction of the inclusive decay $D_{s}^{+} \to I ¨ ^{+} I ¨ ^{+} I ¨ ^{-} X$

BESIII Collaboration, M. Ablikim, M. N. Achasov +579

Using an $e^{+} e^{-}$ collision data sample with a total integrated luminosity of $3.19$ fb $^{- 1}$ collected with the BESIII detector at a center-of-mass energy of 4.178 GeV, the bran…

Performance and on-sky optical characterization of the SPTpol instrument

E. M. George, P. Ade, K. A. Aird +62

In January 2012, the 10m South Pole Telescope (SPT) was equipped with a polarization-sensitive camera, SPTpol, in order to measure the polarization anisotropy of the cosmic microwa…

Precise Measurements of Decay Parameters and $C P$ Asymmetry with Entangled $I^ - I^ˉ $ Pairs

BESIII Collaboration, M. Ablikim, M. N. Achasov +563

Based on 10 billion $J / I ¨ $ events collected at the BESIII experiment, a search for $C P$ violation in $I^$ decay is performed in the difference between $C P$ -odd decay parameters $Î±…

Observation of $e^{+} e^{-} \to I ¨ ^{0} I ¨ ^{0} I ¨ _{2} (3823)$

BESIII Collaboration, M. Ablikim, M. N. Achasov +566

Using a data sample corresponding to an integrated luminosity of 11.3 $f b^{- 1}$ collected at center-of-mass energies from $4.23$ to $4.70$ ~GeV with the BESIII detector, we obse…

Partial wave analysis of $J / I ¨ \to I^^{3} I^\cdot I^\cdot^{'}$

M. Ablikim, M. N. Achasov, P. Adlarson +523

Based on a sample of (10.09 $\pm$ 0.04) $\times$ 10 $^{9}$ $J / I ¨ $ events collected with the BESIII detector operating at the BEPCII storage ring, a partial wave analysis of the decay $J…

Cross section measurements of the processes $e^{+} e^{-} \to I ¨ I ¨ ^{0}$ and $I ¨ I^\cdot$ at center-of-mass energies between 3.773 and 4.701 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +546

The Born cross sections of the processes $e^{+} e^{-} \to I ¨ I ¨ ^{0}$ and $e^{+} e^{-} \to I ¨ I^\cdot$ are measured at center-of-mass energies between 3.773 and 4.701 GeV using a tot…

Measurement of the branching fraction of the doubly Cabibbo-suppressed decay $D^{0} \to K^{+} I ¨ ^{-} I ¨ ^{0}$ and search for $D^{0} \to K^{+} I ¨ ^{-} I ¨ ^{0} I ¨ ^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +548

Using $2.93 f b^{- 1}$ of $e^{+} e^{-}$ collision data collected at a center-of-mass energy of 3.773\,GeV with the BESIII detector, we present a measurement of the branching fraction…

Measurement of the $e^{+} e^{-} \to I ¨ ^{+} I ¨ ^{-} J / I ¨ $ cross section in the vicinity of 3.872 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +566

We report a measurement of the cross section for the process $e^{+} e^{-} \to I ¨ ^{+} I ¨ ^{-} J / I ¨ $ around the $X (3872)$ mass in search for the direct formation of $e^{+} e^{-} \to X (3872)$ through the…

Study of the resonance structures in $e^{+} e^{-} \to I ¨ ^{+} I ¨ ^{-} J / I ¨ $ process

BESIII Collaboration, M. Ablikim, M. N. Achasov +560

Using about 23 $f b^{- 1}$ of data collected with the BESIII detector operating at the BEPCII storage ring, a precise measurement of the $e^{+}e^{-} \rightarrow Ï^{+}Ï^{-}…

Search for the lepton flavor violating decay $J / I ¨ \to e I^¼$

BESIII Collaboration, M. Ablikim, M. N. Achasov +563

We present a search for the lepton flavor violating decay $J / I ¨ \to e^{\pm} I^¼^{\mp}$ using $8.998 \times 1 0^{9} J / I ¨ $ events collected with the BESIII detector at the BEPCII $e^{+} e^{-}$ …

Study of $I^\cdot (1405) / I^\cdot (1475)$ in $J / I ¨ \to I^^{3} K_{S}^{0} K_{S}^{0} I ¨ ^{0}$ decay

BESIII Collaboration, M. Ablikim, M. N. Achasov +567

Using a sample of $(10.09 \pm 0.04) \times 1 0^{9}$ $J / I ¨ $ decays collected with the BESIII detector, partial wave analyses of the decay $J / I ¨ \to I^^{3} K_{S}^{0} K_{S}^{0} I ¨ ^{0}$ are perform…

Measurement of the Branching Fraction of the Singly Cabibbo-Suppressed Decay $I^_{c}^{+} \to I^ K^{+}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +564

We report a branching fraction measurement of the singly Cabibbo-suppressed decay $I^_{c}^{+} \to I^ K^{+}$ using a data sample collected with the BESIII detector at the BEPCII storag…

Improved measurement of the absolute branching fraction of inclusive semileptonic $I^_{c}^{+}$ decay

BESIII Collaboration, M. Ablikim, M. N. Achasov +563

Using $4.5 fb^{- 1}$ of $e^{+} e^{-}$ annihilation data samples collected at center-of-mass energies ranging from 4.600 to 4.698 GeV with the BESIII detector at the BEPCII colli…

Observation of a New $X (3872)$ Production Process $e^{+} e^{-} \to I ¨ X (3872)$

BESIII Collaboration, M. Ablikim, M. N. Achasov +571

Using $4.7 f b^{- 1}$ of $e^{+} e^{-}$ collision data at center-of-mass energies from 4.661 to 4.951 GeV collected by the BESIII detector at the BEPCII collider, we observe the $X(387…

Observation of $I ¨ _{c J} \to I^ I^ˉ I^\cdot$

BESIII Collaboration, M. Ablikim, M. N. Achasov +566

By analyzing $(448.1 \pm 2.9) \times 1 0^{6}$ $I ¨ (3686)$ events collected with the BESIII detector operating at the BEPCII collider, the decays of $I ¨ _{c J} \to I^ I^ˉ I^\cdot$ ( $J = 0$ , 1 and…

Search for hyperon $I^ S = I^ Q$ violating decay $I^^{0} \to I^£^{-} e^{+} I^½_{e}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +566

Using a data sample of $(1.0087 \pm 0.0044) \times 1 0^{10}$ $J / I ¨ $ decay events collected with the BESIII detector at the center-of-mass energy of $s = 3.097$ GeV, we present a se…

astro-ph.IM2015

Design and Deployment of a Multichroic Polarimeter Array on the Atacama Cosmology Telescope

R. Datta, J. Austermann, J. A. Beall +28

We present the design and the preliminary on sky performance with respect to beams and pass-bands of a multichroic polarimeter array covering the 90 and 146 GHz Cosmic Microwave Ba…

Study of the $e^{+} e^{-} \to I ¨ ^{+} I ¨ ^{-} I ¨ $ process at center-of-mass energies between 4.0 and 4.6 GeV

BESIII collaboration, M. Ablikim, M. N. Achasov +566

Using $15.6$ $f b^{- 1}$ of $e^{+} e^{-}$ collision data collected at twenty-four center-of-mass energies from $4.0$ to $4.6$ GeV with the BESIII detector, the helicity amplitudes of…

Measurement of the $C P$ -even fraction of $D^{0} \to I ¨ ^{+} I ¨ ^{-} I ¨ ^{+} I ¨ ^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +563

A measurement of the $C P$ -even fraction of the decay $D^{0} \to I ¨ ^{+} I ¨ ^{-} I ¨ ^{+} I ¨ ^{-}$ is performed with a quantum-correlated $I ¨ (3770) \to D D ˉ$ data sample collected by the…

Measurements of Differential Cross Sections of Inclusive $I ¨ ^{0}$ and $K_{S}^{0}$ Production in $e^{+} e^{-}$ Annihilation at Energies from 2.2324 to 3.6710 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +572

Based on electron positron collision data collected with the BESIII detector operating at the BEPCII storage rings, the differential cross sections of inclusive $I ¨ ^{0}$ and $K_{S}^{0}$ …

Search for the semileptonic decay $D_{s}^{+} \to I ¨ ^{0} e^{+} I^½_{e}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +563

We present the first search for the semileptonic decay $D_{s}^{+} \to I ¨ ^{0} e^{+} I^½_{e}$ using a data sample of electron-positron collisions recorded with the BESIII detector at center-of-ma…

hep-ex2024

Search for the leptonic decays $D^{+} \to e^{+} I^½_{e}$ and $D^{+} \to I^¼^{+} I^½_{I^} ¼$

BESIII Collaboration, M. Ablikim, M. N. Achasov +572

We present the first search for the leptonic decays $D^{*+} \to e^{+} I^½_{e}$ and $D^{*+} \to I^¼^{+} I^½_{I^} ¼$ by analyzing a data sample of electron-positron collisions recorded with the BESII…

Measurement of Branching Fractions of Singly Cabibbo-suppressed Decays $I^_{c}^{+} \to I^£^{0} K^{+}$ and $I^£^{+} K_{S}^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +566

Based on a sample of 4.4 $fb^{- 1}$ of $e^{+} e^{-}$ annihilation data collected in the energy region between 4.6 GeV and 4.7 GeV with the BESIII detector at BEPCII, two sin…

Measurement of branching fraction of $D_{s}^{+} \to D_{s}^{+} I ¨ ^{0}$ relative to $D_{s}^{+} \to D_{s}^{+} I^^{3}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +566

Based on 7.33 fb $^{- 1}$ of $e^{+} e^{-}$ collision data taken at center-of-mass energies between 4.128 and 4.226 GeV with the BESIII detector, we measure the branching fraction of $D^{*…

Amplitude analysis and branching fraction measurement of the decay $D_{s}^{+} \to K^{+} I ¨ ^{+} I ¨ ^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +560

Using $6.32$ fb $^{- 1}$ of $e^{+} e^{-}$ collision data collected at the center-of-mass energies between 4.178 and 4.226 GeV with the BESIII detector, we perform an amplitude analysi…

Measurement of the $e^{+} e^{-} \to I ¨ I ¨ ^{0} I ¨ ^{0}$ cross section at center-of-mass energies from 2.0 to 3.08 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +556

The cross section of the process $e^{+} e^{-} \to I ¨ I ¨ ^{0} I ¨ ^{0}$ is measured at nineteen center-of-mass energies from 2.0 to 3.08 GeV using data collected with the BESIII detector at…

Evidence for $I^\cdot_{c}$ (2S)$\to\pipieta$ decay

BESIII Collaboration, M. Ablikim, M. N. Achasov +567

The decay $Î·_c(2S)\to\pipieta$ is searched for through the radiative transition $I ¨ (3686) \to I^^{3} I^\cdot_{c} (2 S)$ using 448 million $I ¨ $ (3686) events accumulated at the BESIII detector. Th…

physics.atom-ph2013

Interferometry with Bose-Einstein Condensates in Microgravity

H. MÃ¼ntinga, H. Ahlers, M. Krutzik +41

Atom interferometers covering macroscopic domains of space-time are a spectacular manifestation of the wave nature of matter. Due to their unique coherence properties, Bose-Einstei…

South Pole Telescope Software Systems: Control, Monitoring, and Data Acquisition

K. Story, E. Leitch, P. Ade +64

We present the software system used to control and operate the South Pole Telescope. The South Pole Telescope is a 10-meter millimeter-wavelength telescope designed to measure anis…

physics.ins-det2016

Development of microwave-multiplexed superconductive detectors for the HOLMES experiment

A. Giachero, D. Becker, D. A. Bennett +15

In recent years, the progress on low temperature detector technologies has allowed design of large scale experiments aiming at pushing down the sensitivity on the neutrino mass bel…

Measurement of the branching fraction and decay asymmetry of $I^ \to n I^^{3}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +565

The radiative hyperon decay $I^ \to n I^^{3}$ is studied using $(10087 \pm 44) \times 1 0^{6}$ $J / I ¨ $ events collected with the BESIII detector operating at BEPCII. The absolute branching frac…

nucl-ex2020

Study of Two-Photon Exchange via the Beam Transverse Single Spin Asymmetry in Electron-Proton Elastic Scattering at Forward Angles over a Wide Energy Range

B. Gou, J. Arvieux, K. Aulenbacher +26

We report on a new measurement of the beam transverse single spin asymmetry in electron-proton elastic scattering, $A_{⊥}^{e p}$ , at five beam energies from 315.1 MeV to 1508.4…

Observation of a state $X (2600)$ in the $I ¨ ^{+} I ¨ ^{-} I^\cdot^{'}$ system in the process $J / I ¨ \to I^^{3} I ¨ ^{+} I ¨ ^{-} I^\cdot^{'}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +556

Based on $(10087 \pm 44) \times 1 0^{6}$ $J / I ¨ $ events collected with the BESIII detector, the process $J / I ¨ \to I^^{3} I ¨ ^{+} I ¨ ^{-} I^\cdot^{'}$ is studied using two dominant decay channels of…

Observation of $a_{0} (1710)^{+} \to K_{S}^{0} K^{+}$ in study of the $D_{s}^{+} \to K_{S}^{0} K^{+} I ¨ ^{0}$ decay

BESIII Collaboration, M. Ablikim, M. N. Achasov +551

Using $e^{+} e^{-}$ annihilation data corresponding to an integrated luminosity of 6.32 fb $^{- 1}$ collected at center-of-mass energies between 4.178 GeV and 4.226 GeV with the BESIII de…

Observation of the hindered electromagnetic Dalitz decay $I ¨ (3686) \to e^{+} e^{-} I^\cdot_{c}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +566

Using a data sample of $(448.1 \pm 2.9) \times 1 0^{6} I ¨ (3686)$ decays collected at an $e^{+} e^{-}$ center-of-mass energy of $3.686 GeV$ by the BESIII detector at BEPCII, we report…

Measurement of the $C P$ -even fraction of $D^{0} \to K^{+} K^{-} I ¨ ^{+} I ¨ ^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +571

A determination of the $C P$ -even fraction $F_{+}$ in the decay $D^{0} \to K^{+} K^{-} I ¨ ^{+} I ¨ ^{-}$ is presented. Using $2.93$ fb $^{- 1}$ of $e^{+} e^{-} \to I ¨ (3770) \to D D ˉ$ data collected by th…

Measurement of integrated luminosities at BESIII for data samples at center-of-mass energies between 4.0 and 4.6 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +550

The integrated luminosities of the data samples collected in the BESIII experiment in 2016--2017 at center-of-mass energies between 4.19 and 4.28 GeV are measured with a precision…

SPTpol: an instrument for CMB polarization measurements with the South Pole Telescope

J. E. Austermann, K. A. Aird, J. A. Beall +58

SPTpol is a dual-frequency polarization-sensitive camera that was deployed on the 10-meter South Pole Telescope in January 2012. SPTpol will measure the polarization anisotropy of…

Observation of the decay $D_{s}^{+} \to I ¨ I ¨ ^{+} I^\cdot$

BESIII Collaboration, M. Ablikim, M. N. Achasov +571

Using 7.33 fb $^{- 1}$ of $e^{+} e^{-}$ collision data collected by the BESIII detector at center-of-mass energies between 4.128 and 4.226~GeV, we observe for the first time the decay $D^…

Measurement of the absolute branching fraction of the singly Cabibbo suppressed decay $I^_{c}^{+} \to p I^\cdot^{'}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +569

The singly Cabibbo suppressed decay $I^_{c}^{+} \to p I^\cdot^{'}$ is measured using 4.5 $fb^{- 1}$ of $e^{+} e^{-}$ collision data collected at center-of-mass energies between 4.…

hep-ex2021

Cross section measurements of the $e^{+} e^{-} \to D^{+} D^{-}$ and $e^{+} e^{-} \to D^{*+} D^{-}$ processes at center-of-mass energies from 4.085 to 4.600 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +549

The Born cross sections of the $e^{+} e^{-} \to D^{*+} D^{*-}$ and $e^{+} e^{-} \to D^{*+} D^{-}$ processes are measured using $e^{+} e^{-}$ collision data collected with the BESIII experiment at cen…

Observation of resonance structures in $e^{+} e^{-} \to I ¨ ^{+} I ¨ ^{-} I ¨ _{2} (3823)$ and mass measurement of $I ¨ _{2} (3823)$

BESIII Collaboration, M. Ablikim, M. N. Achasov +547

Using a data sample corresponding to an integrated luminosity of 11.3 $f b^{- 1}$ collected at center-of-mass energies from $4.23$ to $4.70$ GeV with the BESIII detector, we meas…

Measurements of the branching fractions of the inclusive decays $D^{0} (D^{+}) \to I ¨ ^{+} I ¨ ^{+} I ¨ ^{-} X$

BESIII Collaboration, M. Ablikim, M. N. Achasov +590

Using $e^{+} e^{-}$ annihilation data corresponding to an integrated luminosity of 2.93 fb $^{- 1}$ taken at a center-of-mass energy of 3.773 GeV with the BESIII detector, we report the f…

Search for the weak decay $I ¨ (3686) \to I^_{c}^{+} I^ˉ £^{-} + c . c$

BESIII Collaboration, M. Ablikim, M. N. Achasov +569

Using $(448.1 \pm 2.9) \times 1 0^{6}$ $I ¨ (3686)$ events collected with the BESIII detector, we perform the first search for the weak baryonic decay $Ï(3686) \to Î_c^{+} \barÎ£^-…

Measurement of the cross section of $e^{+} e^{-} \to I^\cdot I ¨ ^{+} I ¨ ^{-}$ at center-of-mass energies from 3.872 GeV to 4.700 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +556

Using data samples with an integrated luminosity of 19 fb $^{- 1}$ at twenty-eight center-of-mass energies from 3.872 GeV to 4.700 GeV collected with the BESIII detector at the BEPCI…

Production of doubly-charged $I^$ baryon in $e^{+} e^{-}$ annihilation at energies from 2.3094 to 2.6464 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +591

The processes $e^{+} e^{-} \to I^^{++} I^ˉ ^{--}$ and $e^{+} e^{-} \to I^^{++} p ˉ I ¨ ^{-} + c . c .$ are studied for the first time with $179 pb^{- 1}$ of $e^{+} e^{-}$ annihila…

Amplitude analysis and branching fraction measurement of the decay \boldmath $D_{s}^{+} \to K^{+} I ¨ ^{+} I ¨ ^{-} I ¨ ^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +560

The singly Cabibbo-suppressed decay $D_{s}^{+} \to K^{+} I ¨ ^{+} I ¨ ^{-} I ¨ ^{0}$ is observed, using a data set corresponding to an integrated luminosity of 6.32 $f b^{- 1}$ recorded by…

Design and characterization of 90 GHz feedhorn-coupled TES polarimeter pixels in the SPTpol camera

J. T. Sayre, P. Ade, K. A. Aird +58

The SPTpol camera is a two-color, polarization-sensitive bolometer receiver, and was installed on the 10 meter South Pole Telescope in January 2012. SPTpol is designed to study the…

Observation of the $Y (4230)$ and evidence for a new vector charmonium-like state $Y (4710)$ in $e^{+} e^{-} \to K_{S}^{0} K_{S}^{0} J / I ¨ $

M. Ablikim, M. N. Achasov, P. Adlarson +563

Cross sections for the process $e^{+} e^{-} \to K_{S}^{0} K_{S}^{0} J / I ¨ $ at center-of-mass energies from $4.128$ to $4.950$ GeV are measured using data samples with a total integr…

Luminosities and energies of $e^{+} e^{-}$ collision data taken between $s$ =4.612 GeV and 4.946 GeV at BESIII

BESIII Collaboration, M. Ablikim, M. N. Achasov +560

From December 2019 to June 2021, the BESIII experiment collected about 5.85 fb $^{- 1}$ of data at center-of-mass energies between 4.61 GeV and 4.95 GeV. This is the highest collisio…

Partial wave analysis of the charmed baryon hadronic decay $I^_{c}^{+} \to I^ I ¨ ^{+} I ¨ ^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +569

Based on $e^{+} e^{-}$ collision samples corresponding to an integrated luminosity of 4.4 $\mbox{fb$^{-1}$}$ collected with the BESIII detector at center-of-mass energies between $4.6\,…

Study of $I ¨ (3686) \to I^ I^ˉ I ¨ $

BESIII Collaboration, M. Ablikim, M. N. Achasov +551

Based on a data sample of $(448.1 \pm 2.9) \times 1 0^{6}$ $I ¨ (3686)$ events collected with the BESIII detector at the BEPCII collider, the branching fraction of $Ï(3686)\rightarrowÎ\ba…

Observation of $J / I ¨ $ decays to $e^{+} e^{-} e^{+} e^{-}$ and $e^{+} e^{-} I^¼^{+} I^¼^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +543

Using a data sample of $4.481 \times 1 0^{8} I ¨ ^{'}$ events collected with the BESIII detector, we report the first observation of the four-lepton-decays $J / I ¨ \to e^{+} e^{-} e^{+} e^{-}$ and…

Search for $X (3872) \to I ¨ ^{0} I ¨ _{c 0}$ and $X (3872) \to I ¨ I ¨ I ¨ _{c 0}$ at BESIII

BESIII Collaboration, M. Ablikim, M. N. Achasov +556

Using 9.9 fb $^{- 1}$ of $e^{+} e^{-}$ collision data collected by the BESIII detector at center-of-mass energies between 4.15 and 4.30 GeV, we search for the processes $e^+e^-\toÎ³X(3872…