Anastasia Marchenkova

Anastasia Marchenkova

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Quantum physicist and content creator; known for demystifying quantum computing and bridging lab research to the public.

Quantum Solver Accelerates RLC Circuit Simulation, Proves BQP‑Hardness
SocialMay 19, 2026

Quantum Solver Accelerates RLC Circuit Simulation, Proves BQP‑Hardness

A new quantum algorithm simulates RLC circuit dynamics in polylog(N) time and proves the underlying problem is BQP-hard, giving the speedup a complexity-theoretic foundation rather than just a runtime comparison. The work introduces a quantum solver for linear differential-algebraic equations...

By Anastasia Marchenkova
Modular Quantum Processor Simulated to Factor 2048‑bit RSA
SocialMay 14, 2026

Modular Quantum Processor Simulated to Factor 2048‑bit RSA

A little behind on this, but an arxiv paper came out last week on factoring 2048-bit RSA integers with a modular atomic processor. It's an end-to-end analysis of distributing Shor's algorithm, which is needed for the modular roadmaps. Key point: •...

By Anastasia Marchenkova
Santander Launches €120k Quantum‑AI Challenge with IBM
SocialMay 14, 2026

Santander Launches €120k Quantum‑AI Challenge with IBM

Santander is putting capital into quantum and AI. Their 'Quantum AI leap' global challenge, backed by IBM, offers €120k in prizes for startups and scaleups building solutions in quantum hardware, software, and PQC. Applications close June 30! (but quantum has...

By Anastasia Marchenkova
Quantum Computing Leverages Interference, Not Parallel Evaluation
SocialMay 13, 2026

Quantum Computing Leverages Interference, Not Parallel Evaluation

It's the line you'll see in nearly every popular explainer: "a quantum computer evaluates all possibilities in parallel." It's wrong. Qubits, superposition, measurement, entanglement. We have quantum systems, ok. They can hold many states at once and link those...

By Anastasia Marchenkova
Scaling Quantum Computers Requires Modular Cryogenic Architecture
SocialMay 12, 2026

Scaling Quantum Computers Requires Modular Cryogenic Architecture

Really liking Matthias Troyer's (Microsoft) posts on new engineering challenges in quantum computing architectures. The qubit isn't the only problem (we all know that). Why are we going to modular systems? Lecture 5 walks through why utility-scale quantum hits a...

By Anastasia Marchenkova
Quantum Adapters Cut Llama 3.1 Perplexity 1.4%
SocialMay 11, 2026

Quantum Adapters Cut Llama 3.1 Perplexity 1.4%

Quantum circuits are boosting Llama 3.1 LLM performance. Llama 3.1 with Cayley Unitary Adapters improves WikiText perplexity by 1.4% with only 6,000 additional parameters, running end-to-end on 156 qubit Heron r2. An early, tangible quantum assist for frontier...

By Anastasia Marchenkova
Universal Analytic Quantum Algorithm Optimizes Any Diagonal Matrix
SocialMay 10, 2026

Universal Analytic Quantum Algorithm Optimizes Any Diagonal Matrix

This paper constructs a universal shortest analytic quantum algorithm for arbitrary diagonal matrices of any size, derived via interpretable ML. Crucial for quantum circuit optimization. https://t.co/BIdf9skZ16

By Anastasia Marchenkova
Free Summer Program Merges Quantum, AI, Classical Optimization
SocialApr 30, 2026

Free Summer Program Merges Quantum, AI, Classical Optimization

Great opportunity for students and professionals ⬇️ ⚛️ The Washington Institute for STEM, Entrepreneurship and Research (WISER) Quantum + AI Optimization Program 2026 is a free educational summer program that puts classical algorithms, quantum, and AI side by side on the...

By Anastasia Marchenkova
NVIDIA Constructs Full Quantum Stack Without Building Qubits
SocialApr 28, 2026

NVIDIA Constructs Full Quantum Stack Without Building Qubits

Fifteen months ago, Jensen wiped $8B off the quantum sector in an afternoon by saying useful quantum computers were 20 years away. Two months later, NVIDIA opened a quantum research center. Eight months after that, they shipped NVQLink. Last week, the AI model...

By Anastasia Marchenkova
Q-Day Could Arrive Within 3‑7 Years, Not Decades
SocialApr 26, 2026

Q-Day Could Arrive Within 3‑7 Years, Not Decades

Everyone's asking when Q-Day is. That's not the right question. Everyone wants the Q-Day date so they can plan backwards. But can change your cryptography at all, and fast? Some data from a recent Project Eleven (@projecteleven, @apruden08) presentation on Q-Day modeling: -...

By Anastasia Marchenkova
Quantum Computing Relies on Classical Co‑Processing, Not Just Shor
SocialApr 24, 2026

Quantum Computing Relies on Classical Co‑Processing, Not Just Shor

All quantum computers need classical co-processing. For Shor's, quantum is used for 1 step out of 5. Use quantum just for exactly what it's good for, use HPC for the rest. VQE, QAOA, similar, and NVIDIA and Cisco are building...

By Anastasia Marchenkova
Stabilizer Codes Dominate Yet Falter on Damping, Deletions
SocialApr 23, 2026

Stabilizer Codes Dominate Yet Falter on Damping, Deletions

Stabilizer codes have dominated the quantum error correction conversation for a decade. Surface codes, LDPC codes, the Google and IBM roadmaps — all stabilizer-based. The family traces back to the mid-1990s, when Peter Shor's 9-qubit code and Andrew Steane's 7-qubit...

By Anastasia Marchenkova
Quantum Chemistry Advantage Still Unproven, yet Quantum Biology Proceeds
SocialApr 22, 2026

Quantum Chemistry Advantage Still Unproven, yet Quantum Biology Proceeds

Hot take on the Wellcome Leap Q4Bio results: we haven't shown clean quantum advantage in chemistry yet, and we're already running quantum biology. That's either deeply premature or secretly the right move. Caffeine (24 atoms) is past exact classical simulation —...

By Anastasia Marchenkova
AI Model Beats General AI at Quantum Calibration
SocialApr 21, 2026

AI Model Beats General AI at Quantum Calibration

I fear the AI engineers are going to cook us, quantum. 13 institutions across industry, national labs, and academia, covering superconducting, neutral atom, and electron-on-helium hardware just released Ising Calibration 1 and QCalEval. It's a 35B parameter vision-language model (mixture of experts)...

By Anastasia Marchenkova
Anastasia Marchenkova | Pulse