Y. Fang

Measurement of $I ¨ _{c J}$ decaying into $I^\cdot^{'} K^{+} K^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +376

Using $(106.41 \pm 0.86) \times 1 0^{6}$ $I ¨ (3686)$ events collected with the BESIII detector at BEPCII, we study for the first time the decay $I ¨ _{c J} \to I^\cdot^{'} K^{+} K^{-}$ , where $Î·'\toÎ³Ï…

Measurement of the $D \to K^{-} I ¨ ^{+} I ¨ ^{+} I ¨ ^{-}$ and $D \to K^{-} I ¨ ^{+} I ¨ ^{0}$ coherence factors and average strong-phase differences in quantum-correlated $D D ˉ$ decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +505

The decays $D \to K^{-} I ¨ ^{+} I ¨ ^{+} I ¨ ^{-}$ and $D \to K^{-} I ¨ ^{+} I ¨ ^{0}$ are studied in a sample of quantum-correlated $D D ˉ$ pairs produced through the process $e^+e^- \to Ï(3770) \to D\bar…

Improved measurement of the decays $I^\cdot^{'} \to I ¨ ^{+} I ¨ ^{-} I ¨ ^{+ (0)} I ¨ ^{- (0)}$ and search for the rare decay $I^\cdot^{'} \to 4 I ¨ ^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +617

Using a sample of 10 billion $J / I ¨ $ events collected with the BESIII detector, the decays $I^\cdot^{'} \to I ¨ ^{+} I ¨ ^{-} I ¨ ^{+} I ¨ ^{-}$ , $I^\cdot^{'} \to I ¨ ^{+} I ¨ ^{-} I ¨ ^{0} I ¨ ^{0}$ and $Î·' \to 4 Ï^{…

Observation of $I ¨ (3686) \to 3 I ¨ $

BESIII Collaboration, M. Ablikim, M. N. Achasov +651

Using $(2.712 \pm 0.014) \times 1 0^{9}$ $I ¨ (3686)$ events collected by the BESIII detector operating at the BEPCII collider, we report the first observation of $I ¨ (3686) \to 3 I ¨ $ decay w…

Search for the semileptonic decays $D_{s}^{+} \to K_{1} (1270)^{0} e^{+} I^½_{e}$ and $D_{s}^{+} \to b_{1} (1235)^{0} e^{+} I^½_{e}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +611

By analyzing 7.33\,fb $^{- 1}$ of $e^{+} e^{-}$ collision data collected at center-of-mass energies between 4.128 and 4.226 GeV with the BESIII detector, we search for the semileptonic de…

Measurement of the Integrated Luminosities of Cross-section Scan Data Samples Around the $I ¨ (3770)$ Mass Region

M. Ablikim, M. N. Achasov, S. Ahmed +460

To investigate the nature of the $I ¨ (3770)$ resonance and to measure the cross section for $e^{+} e^{-} \to D D ˉ$ , a cross-section scan data sample, distributed among 41 center-of-m…

Measurement of the Branching Fraction For the Semi-Leptonic Decays $D^{0 (+)} \to I ¨ ^{- (0)} I^¼^{+} I^½_{I^} ¼$ and Test of Lepton Flavor Universality

M. Ablikim, M. N. Achasov, S. Ahmed +432

Using a data sample corresponding to an integrated luminosity of $2.93 f b^{- 1}$ taken at a center-of-mass energy of 3.773\,GeV with the BESIII detector operated at the BEPCII…

astro-ph.HE2025

Discovery and Analysis of Afterglows from Poorly Localised GRBs with the Gravitational-wave Optical Transient Observer (GOTO) All-sky Survey

Amit Kumar, B. P. Gompertz, B. Schneider +86

Gamma-ray bursts (GRBs), particularly those detected by wide-field instruments such as the Fermi/GBM, pose a challenge for optical follow-up due to their large initial localisation…

Search for $D^{0} \to I^^{3} I^^{3}$ and improved measurement of the branching fraction for $D^{0} \to I ¨ ^{0} I ¨ ^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +412

Using $2.92$ fb $^{- 1}$ of electron-positron annihilation data collected at $s = 3.773$ ~GeV with the BESIII detector, we report the results of a search for the flavor-changin…

Cross section measurements of $e^{+} e^{-} \to I ¨ I ¨ _{c 0}$ from $s =$ 4.178 to 4.278 GeV

M. Ablikim, M. N. Achasov, P. Adlarson +474

The cross section of the process $e^{+} e^{-} \to I ¨ I ¨ _{c 0}$ is measured at center-of-mass energies from $s =$ 4.178 to 4.278 GeV using a data sample of 7 fb $^{- 1}$ colle…

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^{-…

Euclid Quick Data Release (Q1). A first view of the star-forming main sequence in the Euclid Deep Fields

Euclid Collaboration, A. Enia, L. Pozzetti +348

The star-forming main sequence (SFMS) is a tight relation observed between stellar masses and star formation rates (SFR) in a population of galaxies. This relation is observed at d…

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…

Determination of Spin-parity Quantum Numbers for the Narrow Structure Near the $p I^ˉ $ Threshold in $e^{+} e^{-} \to p K^{-} I^ˉ + c . c .$

BESIII Collaboration, M. Ablikim, M. N. Achasov +593

A narrow structure in the $p I^ˉ $ system near the mass threshold, named as $X (2085)$ , is observed in the process $e^{+} e^{-} \to p K^{-} I^ˉ $ with a statistical significance greater…

Observation of $D^{+} \to K_{S}^{0} a_{0} (980)^{+}$ in the amplitude analysis of $D^{+} \to K_{S}^{0} I ¨ ^{+} I^\cdot$

BESIII Collaboration, M. Ablikim, M. N. Achasov +615

We perform for the first time an amplitude analysis of the decay $D^{+} \to K_{S}^{0} I ¨ ^{+} I^\cdot$ and report the observation of the decay $D^{+} \to K_{S}^{0} a_{0} (980)^{+}$ using 2.93 fb…

physics.acc-ph2019

A near-ideal dechirper for plasma-based electron and positron acceleration using a hollow channel plasma

Y. P. Wu, J. F. Hua, C. H. Pai +15

Plasma-based electron and positron wakefield acceleration has made great strides in the past decade. However one major challenge for its applications to coherent light sources and…

Future Physics Programme of BESIII

M. Ablikim, M. N. Achasov, P. Adlarson +482

There has recently been a dramatic renewal of interest in the subjects of hadron spectroscopy and charm physics. This renaissance has been driven in part by the discovery of a plet…

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

BESIII Collaboration, M. Ablikim, M. N. Achasov +484

We report an amplitude analysis and branching fraction measurement of $D_{s}^{+} \to K^{+} K^{-} I ¨ ^{+}$ decay using a data sample of 3.19 $f b^{- 1}$ recorded with BESIII…

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…

First Observation of a Three-Resonance Structure in $e^{+} e^{-} \to$ Nonopen Charm Hadrons

BESIII Collaboration, M. Ablikim, M. N. Achasov +619

We report the measurement of the inclusive cross sections for $e^{+} e^{-}$ $\to$ nOCH (where nOCH denotes non-open charm hadrons) with improved precision at center-of-mass (c.m.)…

Measurement of $e^{+} e^{-} \to I ¨ I ¨ ^{+} I ¨ ^{-}$ cross sections at center-of-mass energies from 2.00 to 3.08 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +600

Using data corresponding to an integrated luminosity of $651 pb^{- 1}$ accumulated at 22 center-of-mass energies from 2.00 to 3.08 GeV by the BESIII experiment, the process…

astro-ph.CO2026

Euclid Quick Data Release (Q1). The role of cosmic connectivity in shaping galaxy clusters

Euclid Collaboration, C. Gouin, C. Laigle +337

The matter distribution around galaxy clusters is distributed over several filaments, reflecting their positions as nodes in the large-scale cosmic web. The number of filaments con…

hep-ex2025

Observation of $D \to K ˉ_{1} (1270) I^¼^{+} I^½_{I^} ¼$ and test of lepton flavor universality with $D \to K ˉ_{1} (1270) ℓ^{+} I^½_{ℓ}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +651

By analyzing 7.93 $f b^{- 1}$ of $e^{+} e^{-}$ collision data collected at the center-of-mass energy of 3.773 GeV with the BESIII detector operated at the BEPCII collider, we report t…

quant-ph2026

Quantum tomography of free electrons

Y. Fang, J. Kuttruff, Z. Zhao +3

Determining the quantum state of a given quantum-mechanical system is a fundamental task in physics. Quantum-state tomography has been pivotal for establishing quantum optics [1-4]…

astro-ph.GA2026

Euclid Quick Data Release (Q1). The Strong Lensing Discovery Engine F -- Bright and low-redshift strong lenses

Euclid Collaboration, L. R. Ecker, M. Fabricius +346

We present 72 additional galaxy-galaxy strong lenses that complement the sample discovered in the Euclid Quick Release 1 data (63.1 deg^2) of the Strong Lens Discovery Engine (SLDE…

hep-ex2025

Test of lepton universality and measurement of the form factors of $D^{0} \to K^{*} (892)^{-} I^¼^{+} I^½_{I^} ¼$

BESIII Collaboration, M. Ablikim, M. N. Achasov +643

We report a first study of the semileptonic decay $D^{0} \to K^{-} I ¨ ^{0} I^¼^{+} I^½_{I^} ¼$ by analyzing an $e^{+} e^{-}$ annihilation data sample of $7.9 fb^{- 1}$ collected at the c…

Euclid Quick Data Release (Q1): Hunting for luminous z > 6 galaxies in the Euclid Deep Fields -- forecasts and first bright detections

Euclid Collaboration, N. Allen, P. A. Oesch +309

The evolution of the rest-frame ultraviolet luminosity function (UV LF) is a powerful probe of early star formation and stellar mass build-up. At z > 6, its bright end (MUV < -21)…

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…

astro-ph.GA2026

Euclid Quick Data Release (Q1): The geometry of dark matter halos from extragalactic streams

Euclid Collaboration, N. Starkman, J. Nibauer +295

Wide-field surveys like Euclid mark a new era of extragalactic stellar stream studies. With a large number of streams, it is now possible to constrain the dark matter halos of gala…

Euclid Quick Data Release (Q1): The Strong Lensing Discovery Engine A -- System overview and lens catalogue

Euclid Collaboration, M. Walmsley, P. Holloway +372

We present a catalogue of 497 galaxy-galaxy strong lenses in the Euclid Quick Release 1 data (63 deg $^{2}$ ). In the initial 0.45\% of Euclid's surveys, we double the total number of…

Study of $I ¨ _{c J}$ decaying into $I ¨ $ $K^{*} (892)$ $K ˉ$

M. Ablikim, M. N. Achasov, X. C. Ai +409

Using a data sample of 106 million $I ¨ (3686)$ events collected with the BESIII detector operated at the BEPCII storage ring, we study for the first time the decay $Ï_{cJ}\toÏK^{0…

Study of $e^{+} e^{-} \to I ¨ I ¨ _{c J}$ at center-of-mass energies from 4.21 to 4.42 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +405

Based on data samples collected with the BESIII detector at the BEPCII collider at 9 center-of-mass energies from 4.21 to 4.42 GeV, we search for the production of $e^+e^-\to ÏÏ_…

Search for rare decay $J / I ¨ \to I ¨ e^{+} e^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +462

Using a data sample of $448.1 \times 1 0^{6}$ $I ¨ (3686)$ events collected at $s =$ 3.686 GeV with the BESIII detector at the BEPCII, we search for the rare decay $J/Ï\to Ïe^+ e^…

Measurement of branching fractions of $I^_{c}^{+}$ decays to $I^£^{+} K^{+} K^{-}$ , $I^£^{+} I ¨ $ and $I^£^{+} K^{+} I ¨ ^{-} (I ¨ ^{0})$

BESIII Collaboration, M. Ablikim, M. N. Achasov +612

Based on 4.5 fb $^{- 1}$ data taken at seven center-of-mass energies ranging from 4.600 to 4.699 GeV with the BESIII detector at the BEPCII collider, we measure the branching fractio…

Determination of strong-phase parameters in $D \to K_{S, L}^{0} I ¨ ^{+} I ¨ ^{-}$

M. Ablikim, M. N. Achasov, P. Adlarson +483

We report the most precise measurements to date of the strong-phase parameters between $D^{0}$ and $D ˉ^{0}$ decays to $K_{S, L}^{0} I ¨ ^{+} I ¨ ^{-}$ using a sample of 2.93 fb $^{- 1}$ of $e^+e…

First measurement of polarizations in the decay $D^{0} \to I ¨ I ¨ $

BESIII Collaboration, M. Ablikim, M. N. Achasov +502

Using a data sample corresponding to an integrated luminosity of 2.93 fb $^{- 1}$ collected at a center-of-mass energy $s = 3.773$ GeV by the BESIII detector, the decay $D^0 \to…

Measurement of the $D \to K^{-} I ¨ ^{+}$ strong phase difference in $I ¨ (3770) \to D^{0} D^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +381

We study $D^{0} D^{0}$ pairs produced in $e^{+} e^{-}$ collisions at $s = 3.773$ GeV using a data sample of 2.92 fb $^{- 1}$ collected with the BESIII detector. We measure th…

Euclid Quick Data Release (Q1) -- Data release overview

Euclid Collaboration, H. Aussel, I. Tereno +407

The first Euclid Quick Data Release, Q1, comprises 63.1 sq deg of the Euclid Deep Fields (EDFs) to nominal wide-survey depth. It encompasses visible and near-infrared space-based i…

Measurement of higher-order multipole amplitudes in $I ¨ (3686) \to I^^{3} I ¨ _{c 1, 2}$ with $I ¨ _{c 1, 2} \to I^^{3} J / I ¨ $ and search for the transition $I^\cdot_{c} (2 S) \to I^^{3} J / I ¨ $

M. Ablikim, M. N. Achasov, X. C. Ai +424

Using 106~million $I ¨ (3686)$ events collected with the BESIII detector, we measure multipole amplitudes for the decay $I ¨ (3686) \to I^^{3} I ¨ _{c 1, 2} \to I^^{3} I^^{3} J / I ¨ $ beyond the dominan…

Euclid Quick Data Release (Q1). An investigation of optically faint, red objects in the Euclid Deep Fields

Euclid Collaboration, G. Girardi, G. Rodighiero +326

Our understanding of cosmic star-formation at $z > 3$ used to largely rely on rest-frame UV observations. However, these observations overlook dusty and massive sources, resulting in…

Evidence for $Z_{c}^{\pm}$ decays into the $I ¨ ^{\pm} I^\cdot_{c}$ final state

M. Ablikim, M. N. Achasov, S. Ahmed +458

We study $e^{+} e^{-}$ collisions with a $I ¨ ^{+} I ¨ ^{-} I ¨ ^{0} I^\cdot_{c}$ final state using data samples collected with the BESIII detector at center-of-mass energies $s = 4.226$ , $4…

Euclid Quick Data Release (Q1). First Euclid statistical study of the active galactic nuclei contribution fraction

Euclid Collaboration, B. Margalef-Bentabol, L. Wang +331

Active galactic nuclei (AGN) play a key role in galaxy evolution but are challenging to identify due to their varied observational signatures. Furthermore, understanding their impa…

Search for the lepton number violation decay $I ¨ \to I ¨ ^{+} I ¨ ^{+} e^{-} e^{-}$ via $J / I ¨ \to I ¨ I^\cdot$

BESIII Collaboration, M. Ablikim, M. N. Achasov +596

Using $(1.0087 \pm 0.0044) \times 1 0^{10}$ $J / I ¨ $ events collected by the BESIII detector at the BEPCII collider, we search for the lepton number violation decay $Ï\to Ï^+ Ï^+ e^- e…

cond-mat.supr-con2016

Upper critical magnetic field of $L n$ O $_{0.5}$ F $_{0.5}$ BiS $_{2}$ ( $L n$ = La, Nd) superconductors at ambient and high pressure

Y. Fang, C. T. Wolowiec, A. J. Breindel +3

The upper critical field $H_{c 2}$ of polycrystalline samples of $L n$ O $_{0.5}$ F $_{0.5}$ BiS $_{2}$ ( $L n$ = La, Nd) at ambient pressure (tetragonal structure) and high pressure (HP) (m…

astro-ph.CO2026

Euclid: Galaxy SED reconstruction in the PHZ processing function: impact on the PSF and the role of medium-band filters

Euclid Collaboration, F. Tarsitano, C. Schreiber +301

Weak lensing surveys require accurate correction for the point spread function (PSF) when measuring galaxy shapes. For a diffraction-limited PSF, as arises in space-based missions,…

Observation of $e^{+} e^{-} \to I^\cdot Y (2175)$ at center-of-mass energies above 3.7 $\sim$ GeV

M. Ablikim, M. N. Achasov, S. Ahmed +426

The state $Y (2175)$ is observed in the process $e^{+} e^{-} \to I^\cdot Y (2175)$ at center-of-mass energies between 3.7 and 4.6 $\sim$ GeV with a statistical significance larger than $10 I ¨ $ us…

Search for $I ¨ (3686) \to I^^{3} I^\cdot_{c} (I^\cdot (1405)) \to I^^{3} I ¨ ^{+} I ¨ ^{-} I ¨ ^{0}$

BESIII collaboration, M. Ablikim, M. N. Achasov +438

Using a sample of $448.1 \times 1 0^{6}$ $I ¨ (3686)$ events collected with the BESIII detector, a search for the isospin violating decay $I^\cdot_{c} \to I ¨ ^{+} I ¨ ^{-} I ¨ ^{0}$ via $Ï(3686)\toÎ…

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…

Search for $I^ˉ $ - $I^$ oscillations in the decay $J / I ¨ \to p K^{-} I^ˉ + c . c .$

BESIII Collaboration, M. Ablikim, M. N. Achasov +454

We report the first search for $I^ˉ $ -- $I^$ oscillations in the decay $J / I ¨ \to p K^{-} I^ˉ + c . c .$ by analyzing $1.31 \times 1 0^{9}$ $J / I ¨ $ events accumulated with the BESIII detect…

Measurement of the integrated luminosity and the center-of-mass energy of the data taken by BESIII at $s = 2.125$ GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +322

To study the nature of the state $Y (2175)$ , a dedicated data set of $e^{+} e^{-}$ collision data was collected at the center-of-mass energy of 2.125 GeV with the BESIII detector at the…

Observation of Three Charmoniumlike States with $J^{P C} = 1^{--}$ in $e^{+} e^{-} \to D^{* 0} D^{*-} I ¨ ^{+}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +593

The Born cross sections of the process $e^{+} e^{-} \to D^{* 0} D^{*-} I ¨ ^{+}$ at center-of-mass energies from 4.189 to 4.951 GeV are measured for the first time. The data samples used…

Observation of the Anomalous Shape of $X (1840)$ in $J / I ¨ \to I^^{3} 3 (I ¨ ^{+} I ¨ ^{-})$ Indicating a Second Resonance Near $p p ˉ$ Threshold

BESIII Collaboration, M. Ablikim, M. N. Achasov +615

Using a sample of $(10087 \pm 44) \times 1 0^{6}$ $J / I ¨ $ events, which is about 45 times larger than that was previously analyzed, a further investigation on the $J/Ï\rightarrow Î³3(Ï^…

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 $K_{S}^{0}$ …

hep-ex2016

Determination of the number of $J / I ¨ $ events with inclusive $J / I ¨ $ decays

M. Ablikim, M. N. Achasov, X. C. Ai +405

A measurement of the number of $J / I ¨ $ events collected with the BESIII detector in 2009 and 2012 is performed using inclusive decays of the $J / I ¨ $ . The number of $J / I ¨ $ events tak…

Search for C-parity violation in $J / I ¨ \to I^^{3} I^^{3}$ and $I^^{3} I ¨ $

BESIII Collaboration, M. Ablikim, M. N. Achasov +391

Using $1.06 \times 1 0^{8}$ $I ¨ (3686)$ events recorded in $e^{+} e^{-}$ collisions at $s =$ 3.686 GeV with the BESIII at the BEPCII collider, we present searches for C-parity viola…

Observation of $I^\cdot_{c} \to I ¨ I ¨ $ in $J / I ¨ \to I^^{3} I ¨ I ¨ $

M. Ablikim, M. N. Achasov, S. Ahmed +451

Using a sample of $(1310.6 \pm 7.0) \times 1 0^{6}$ $J / I ¨ $ events recorded with the BESIII detector at the symmetric electron positron collider BEPCII, we report the observation of the de…

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…

Search for baryon and lepton number violating decays $D^{+} \to I^ˉ (I^ˉ £^{0}) e^{+}$ and $D^{+} \to I^ (I^£^{0}) e^{+}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +480

Using a 2.93 fb $^{- 1}$ data sample of electron-positron collisions taken with the BESIII detector at a center-of-mass energy of 3.773 GeV, which corresponds to $(8296\pm31\pm64)\ti…

Precision Measurement of the Decay $I^£^{+} \to p I^^{3}$ in the Process $J / I ¨ \to I^£^{+} I^ˉ £^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +593

Using $(10087 \pm 44) \times 1 0^{6}$ $J / I ¨ $ events collected with the BESIII detector, the radiative hyperon decay $I^£ \to p I^^{3}$ is studied at an electron-positron collider exp…

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…

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…

Measurement of the Energy-Dependent Electromagnetic Form Factors of a Charmed Baryon

BESIII Collaboration, M. Ablikim, M. N. Achasov +609

We study the process $e^{+} e^{-} \to I^_{c}^{+} I^ˉ _{c}^{-}$ at twelve center-of-mass energies from $4.6119$ to $4.9509 GeV$ using data samples collected by the BESIII detec…

Measurement of the center-of-mass energies at BESIII via the di-muon process

M. Ablikim, M. N. Achasov, X. C. Ai +407

From 2011 to 2014, the BESIII experiment collected about 5 fb $^{- 1}$ data at center-of-mass energies around 4 GeV for the studies of the charmonium-like and higher excited charmoni…

cond-mat.supr-con2016

Chemical Substitution and High Pressure Effects on Superconductors in the $L n$ OBiS $_{2}$ ( $L n$ = La-Nd) System

Y. Fang, C. T. Wolowiec, D. Yazici +1

A large number of compounds which contain BiS $_{2}$ layers exhibit enhanced superconductivity upon electron doping. Much interest and research effort has been focused on BiS $_{2}$ -…

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.…

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…

Study of $I^_{c}^{+} \to I^ I^¼^{+} I^½_{I^} ¼$ and Test of Lepton Flavor Universality with $I^_{c}^{+} \to I^ ℓ^{+} I^½_{ℓ}$ Decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +614

The measurement of the Cabibbo-favored semileptonic decay $I^_{c}^{+} \to I^ I^¼^{+} I^½_{I^} ¼$ is reported using $4.5 fb^{- 1}$ of $e^{+} e^{-}$ annihilation data collected at center…

astro-ph.CO2018

The Splashback Feature around DES Galaxy Clusters: Galaxy Density and Weak Lensing Profiles

C. Chang, E. Baxter, B. Jain +82

Splashback refers to the process of matter that is accreting onto a dark matter halo reaching its first orbital apocenter and turning around in its orbit. The cluster-centric radiu…

hep-ex2025

Measurement of Born Cross Sections and Effective Form Factors of $e^{+} e^{-} \to I^c ◯^{-} I^ˉ c ◯^{+}$ from $s$ = 3.7 to 4.7 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +635

Using $e^{+} e^{-}$ collision data corresponding to an integrated luminosity of 22.7 fb $^{- 1}$ , collected at center-of-mass energies between 3.7 and 4.7 GeV with the BESIII detector at…

Search for the radiative decays $D^{+} \to I^^{3} I ¨ ^{+}$ and $D^{+} \to I^^{3} K^{*+}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +652

We search for the radiative decays $D^{+} \to I^^{3} I ¨ ^{+}$ and $D^{+} \to I^^{3} K^{*+}$ using 20.3~fb $^{- 1}$ of $e^{+} e^{-}$ annihilation data collected at the center-of-mass energy $\sqrt{s}=3…

Study of the decays $D^{+} \to I^\cdot^{(')} e^{+} I^½_{e}$

M. Ablikim, M. N. Achasov, S. Ahmed +442

The charm semileptonic decays $D^{+} \to I^\cdot e^{+} I^½_{e}$ and $D^{+} \to I^\cdot^{'} e^{+} I^½_{e}$ are studied with a sample of $e^{+} e^{-}$ collision data corresponding to an integrated luminosity of 2.93 fb…

cond-mat.str-el2020

Resonant soft x-ray scattering from stripe-ordered La $_{2 - x}$ Ba $_{x}$ CuO $_{4}$ detected by a transition edge sensor array detector

Y. I. Joe, Y. Fang, S. Lee +11

Resonant soft x-ray scattering (RSXS) is a leading probe of valence band order in materials best known for detecting charge density wave order in the copper-oxide superconductors.…

Measurements of Normalized Differential Cross Sections of Inclusive $I^\cdot$ Production in $e^{+} e^{-}$ Annihilation at Energy from 2.0000 to 3.6710 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +650

Using data samples collected with the BESIII detector operating at the BEPCII storage ring, the cross section of the inclusive process $e^{+} e^{-} \to I^\cdot + X$ , normalized by the tot…

Observation of the decay $I ¨ _{c J} \to I^c ◯^{-} I^ˉ c ◯^{+}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +595

Using an $e^{+} e^{-}$ collision data sample of $(27.08 \pm 0.14) \times 1 0^{8}$ $I ¨ (3686)$ events collected by the BESIII detector, we report the first observation of $Ï_{cJ} \to Î©^-…

Search for invisible decays of the $I^$ baryon

BESIII Collaboration, M. Ablikim, M. N. Achasov +498

A search for invisible decays of the $I^$ baryon is carried out in the process $J / I ¨ \to I^ I^ˉ $ based on $(1.0087 \pm 0.0044) \times 1 0^{10}$ $J / I ¨ $ events collected with the BESIII d…

Measurement of proton electromagnetic form factors in $e^{+} e^{-} \to p p ˉ$ in the energy region 2.00-3.08 GeV

M. Ablikim, M. N. Achasov, P. Adlarson +473

The process of $e^{+} e^{-} \to p p ˉ$ is studied at 22 center-of-mass energy points ( $s$ ) from 2.00 to 3.08 GeV, exploiting 688.5~pb $^{- 1}$ of data collected with the…

astro-ph.CO2025

Euclid preparation. Simulating thousands of Euclid spectroscopic skies

Euclid Collaboration, P. Monaco, G. Parimbelli +303

We present two extensive sets of 3500+1000 simulations of dark matter haloes on the past light cone, and two corresponding sets of simulated (`mock') galaxy catalogues that represe…

Evidence for $e^{+} e^{-} \to I^^{3} I ¨ _{c 1, 2}$ at center-of-mass energies from 4.009 to 4.360 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +405

Using data samples collected at center-of-mass energies of $s$ = 4.009, 4.230, 4.260, and 4.360 GeV with the BESIII detector operating at the BEPCII collider, we perform a s…

Study of $I^\cdot (1475)$ and $X (1835)$ in radiative $J / I ¨ $ decays to $I^^{3} I ¨ $

BESIII Collaboration, M. Ablikim, M. N. Achasov +428

The decay $J / I ¨ \to I^^{3} I^^{3} I ¨ $ is studied using a sample of $1.31 \times 1 0^{9}$ $J / I ¨ $ events collected with the BESIII detector. Two structures around 1475 MeV/c $^{2}$ and 1835…

Observation of $e^{+} e^{-} \to D_{s}^{+} D^{(*) 0} K^{-}$ and study of the $P$ -wave $D_{s}$ mesons

BESIII Collaboration, M. Ablikim, M. N. Achasov +453

Studies of $e^{+} e^{-} \to D_{s}^{+} D^{(*) 0} K^{-}$ and the $P$ -wave charmed-strange mesons are performed based on an $e^{+} e^{-}$ collision data sample corresponding to an integrat…

hep-ex2026

Study of $I^\cdot \to I ¨ ^{+} I ¨ ^{-} l^{+} l^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +639

Using a sample of $(10087 \pm 44) \times 1 0^{6}$ $J / I ¨ $ events accumulated with the BESIII detector, we analyze the decays $I^\cdot \to I ¨ ^{+} I ¨ ^{-} l^{+} l^{-}$ ( $l = e$ or $I^¼$ ) via the process…

astro-ph.CO2025

Cosmology Likelihood for Observables in \Euclid (CLOE). 1. Theoretical recipe

Euclid Collaboration, V. F. Cardone, S. Joudaki +323

As the statistical precision of cosmological measurements increases, the accuracy of the theoretical description of these measurements needs to increase correspondingly in order to…

nucl-ex2018

Is Seniority a Partial Dynamic Symmetry in the First $I^½ g_{9/2}$ Shell?

A. I. Morales, G. Benzoni, H. Watanabe +60

The low-lying structures of the midshell $I^½ g_{9/2}$ Ni isotopes $^{72}$ Ni and $^{74}$ Ni have been investigated at the RIBF facility in RIKEN within the EURICA collaboration. Previ…

cond-mat.str-el2021

Linear-in temperature resistivity from an isotropic Planckian scattering rate

G. Grissonnanche, Y. Fang, A. Legros +8

A variety of "strange metals" exhibit resistivity that decreases linearly with temperature as $T \to 0$ , in contrast with conventional metals where resistivity decreases as…

Observation of $I ¨ (3686) \to I^\cdot^{'} e^{+} e^{-}$

M. Ablikim, M. N. Achasov, S. Ahmed +454

Using a data sample of $448.1 \times 1 0^{6}$ $I ¨ (3686)$ events collected with the BESIII detector at the BEPCII collider, we report the first observation of the electromagnetic Dalit…

Measurements of absolute branching fractions for $D$ mesons decays into two pseudoscalar mesons

M. Ablikim, M. N. Achasov, S. Ahmed +431

Using a data sample of $e^{+} e^{-}$ collision data with an integrated luminosity of 2.93 fb $^{- 1}$ taken at the center-of-mass energy $s = 3.773$ ~GeV with the BESIII detector oper…

Search for lepton number violating decays of $D_{s}^{+} \to h^{-} h^{0} e^{+} e^{+}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +655

Based on 7.33 fb $^{- 1}$ of $e^{+} e^{-}$ collision data collected by the BESIII detector operating at the BEPCII collider at center-of-mass energies from 4.128 to 4.226 GeV, a search fo…

Euclid preparation. Predicting star-forming galaxy scaling relations with the spectral stacking code SpectraPyle

Euclid Collaboration, S. Quai, L. Pozzetti +309

We introduce SpectraPyle, a versatile spectral stacking pipeline developed for the Euclid mission's NISP spectroscopic surveys, aimed at extracting faint emission lines and spectra…

astro-ph.IM2024

Euclid. III. The NISP Instrument

Euclid Collaboration, K. Jahnke, W. Gillard +434

The Near-Infrared Spectrometer and Photometer (NISP) on board the Euclid satellite provides multiband photometry and R>=450 slitless grism spectroscopy in the 950-2020nm wavelength…

Observation of $e^{+} e^{-} \to I ¨ ^{+} I ¨ ^{-} I ¨ (3770)$ and $D_{1} (2420)^{0} D ˉ^{0} + c . c .$

BESIII Collaboration, M. Ablikim, M. N. Achasov +475

Several intermediate states of the reaction channels $e^{+} e^{-} \to I ¨ ^{+} I ¨ ^{-} D^{0} D ˉ^{0}$ and $e^{+} e^{-} \to I ¨ ^{+} I ¨ ^{-} D^{+} D^{-}$ are studied usin…

Search for a scalar partner of the $X (3872)$ via $I ¨ (3770)$ decays into $I^^{3} I^\cdot I^\cdot^{'}$ and $I^^{3} I ¨ ^{+} I ¨ ^{-} J / I ¨ $

BESIII Collaboration, M. Ablikim, M. N. Achasov +609

Using a data sample corresponding to an integrated luminosity of 2.93 fb $^{- 1}$ collected at a center-of-mass energy of 3.773~GeV with the BESIII detector at the BEPCII collider, w…

Search for baryon and lepton number violating decays of $I^^{0}$ hyperons

BESIII Collaboration, M. Ablikim, M. N. Achasov +602

Using $(1.0087 \pm 0.0044) \times 1 0^{10}$ $J / I ¨ $ events collected by the BESIII detector at the BEPCII collider, we report the first search for the baryon and lepton number violating…

hep-ex2016

Measurements of the absolute branching fractions for $D_{s}^{+} \to I^\cdot e^{+} I^½_{e}$ and $D_{s}^{+} \to I^\cdot^{'} e^{+} I^½_{e}$

M. Ablikim, M. N. Achasov, X. C. Ai +412

By analyzing 482 pb $^{- 1}$ of $e^{+} e^{-}$ collision data collected at $s = 4.009$ GeV with the BESIII detector at the BEPCII collider, we measure the absolute branching fractions…

Precise measurement of the $e^{+} e^{-} \to D_{s}^{+} D_{s}^{-}$ cross sections at center-of-mass energies from threshold to 4.95 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +644

Using the $e^{+} e^{-}$ collision data collected with the BESIII detector operating at the BEPCII collider, at center-of-mass energies from the threshold to $4.95$ ~GeV, we present preci…

Evidence of the Singly Cabibbo Suppressed decay $I^_{c}^{+} \to p I ¨ ^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +610

Evidence for the singly Cabibbo suppressed decay $I^_{c}^{+} \to p I ¨ ^{0}$ is reported for the first time with a statistical significance of $3.7 I ¨ $ based on 6.0 $fb^{- 1}$ of $e^+…

Study of $D_{s}^{+} \to f_{0} (980) I ¨ ^{+}$ and $I ¨ I ¨ ^{+}$ decays through $D_{s}^{+} \to I ¨ ^{+} I ¨ ^{+} I ¨ ^{-} I ¨ ^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +655

We perform the first amplitude analysis of $D_{s}^{+} \to I ¨ ^{+} I ¨ ^{+} I ¨ ^{-} I ¨ ^{0}$ decays, based on data samples of electron-positron collisions recorded with the BESIII detector at center-of…

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…

Improved measurements of branching fractions for $I^\cdot_{c} \to I ¨ I ¨ $ and $I ¨ I ¨ $

M. Ablikim, M. N. Achasov, X. C. Ai +419

Using $(223.7 \pm 1.4) \times 1 0^{6}$ J/ $I ¨ $ events accumulated with the BESIII detector, we study $I^\cdot_{c}$ decays to $I ¨ I ¨ $ and $I ¨ I ¨ $ final states. The branching fraction of $Î·_c\toÏÏ…

Precise measurement of the branching fractions of $J / I ¨ \to I^ˉ I ¨ ^{+} I^£^{-} + c . c .$ and $J / I ¨ \to I^ˉ I ¨ ^{-} I^£^{+} + c . c .$

BESIII Collaboration, M. Ablikim, M. N. Achasov +610

Based on a data sample of $(10087 \pm 44) \times 1 0^{6}$ $J / I ¨ $ events collected with the BESIII detector, the branching fraction of $J / I ¨ \to I^ˉ I ¨ ^{+} I^£^{-} + c . c .$ is measured…