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100 _a20210903a2020 k y0engy50 ba
101 0 _aeng
102 _aUS
135 _adrcn ---uucaa
181 0 _ai
182 0 _ab
200 1 _aEnhancing quantum vacuum signatures with tailored laser beams
_fF. Karbstein, E. A. Mosman
203 _aText
_celectronic
300 _aTitle screen
320 _a[References: 39 tit.]
330 _aWe demonstrate that tailored laser beams provide a powerful means to make quantum vacuum signatures in strong electromagnetic fields accessible in experiment. Typical scenarios aiming at the detection of quantum vacuum nonlinearities at the high-intensity frontier envision the collision of focused laser pulses. The effective interaction of the driving fields mediated by vacuum fluctuations gives rise to signal photons encoding the signature of quantum vacuum nonlinearity. Isolating a small number of signal photons from the large background of the driving laser photons poses a major experimental challenge. The main idea of the present work is to modify the far-field properties of a driving laser beam to exhibit a fieldfree hole in its center, thereby allowing for an essentially backgroundfree measurement of the signal scattered in the forward direction. Our explicit construction makes use of a peculiar far-field/focus duality.
461 _tPhysical Review D
_ocovering particles, fields, gravitation, and cosmology
463 _tVol. 101, iss. 11
_v[113002, 6 p.]
_d2020
610 1 _aэлектронный ресурс
610 1 _aтруды учёных ТПУ
610 1 _aвакуум
610 1 _aлазерные лучи
610 1 _aсигнатуры
610 1 _aэлектромагнитные поля
610 1 _aфотоны
610 1 _aсигналы
700 1 _aKarbstein
_bF.
_gFelix
701 1 _aMosman
_bE. A.
_cmathematician
_csenior teacher pf Tomsk Polytechnic University, candidate of physico-mathematical Sciences
_f1985-
_gElena Arkadievna
_2stltpush
_3(RuTPU)RU\TPU\pers\34834
712 0 2 _aНациональный исследовательский Томский политехнический университет
_bШкола базовой инженерной подготовки
_bОтделение математики и информатики
_h8031
_2stltpush
_3(RuTPU)RU\TPU\col\23555
801 2 _aRU
_b63413507
_c20210903
_gRCR
856 4 _uhttps://doi.org/10.1103/PhysRevD.101.113002
942 _cCF